Forecasts issued for: NORTHLAND; between Sat 15 Apr 2023 00:00 - Tue 16 May 2023 00:00 NZST ******************************************************************************** *************** Strong Wind warning sequence includes: Northland *************** ************* 2.49.0.0.554.0.severeweather.nz.20230427211627888.1.0 ************ ******************************************************************************** -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - ISSUED: 09:16 am Fri NZST 28-Apr-2023 --------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island An active front associated with a subtropical low moves over the upper North Island during Sunday and Monday bringing periods of heavy rain and easterly gales. Heavy Rain Watches are now in force for Northland, Auckland and Coromandel Peninsula and Strong Wind Watches are also in place for Northland and northern Auckland. Please keep up to date with the latest forecasts in case any Watches are upgraded to warnings, changes are made or more areas are added. STRONG WIND WATCH Area: Northland Valid: 36 hours from 12:00 am Sun [30-Apr-2023] to 12:00 pm Mon [01-May-2023] Forecast: Easterly winds may approach severe gale at times. An update for severe weather will be issued by: 09:00 pm Fri 28-Apr-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 08:20 pm Fri NZST 28-Apr-2023 -------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island An active front associated with a subtropical low moves over the upper North Island during Sunday and Monday bringing periods of heavy rain and easterly gales. Heavy Rain Watches are now in force for Northland, Auckland and the Coromandel Peninsula, and Strong Wind Watches are also in place for Northland and northern Auckland. Please keep up to date with the latest forecasts in case any Watches are upgraded to warnings, changes are made or more areas are added. STRONG WIND WATCH Area: Northland Valid: 39 hours from 09:00 pm Sat [29-Apr-2023] to 12:00 pm Mon [01-May-2023] Forecast: Easterly winds may approach severe gale at times. An update for severe weather will be issued by: 10:00 am Sat 29-Apr-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 09:44 am Sat NZST 29-Apr-2023 -------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island An active front associated with a subtropical low moves south over the upper North Island during Sunday and Monday, bringing periods of heavy rain and easterly gales. Heavy Rain Warnings and Watches are in force for Northland, Auckland, Coromandel Peninsula and western Bay of Plenty. Strong Wind Watches are also in place for Northland, northern Auckland, Coromandel Peninsula and eastern Waikato. Please keep up to date with the latest forecasts in case changes are made or more areas are added. STRONG WIND WATCH Area: Northland Valid: 26 hours from 09:00 pm Sat [29-Apr-2023] to 11:00 pm Sun [30-Apr-2023] Forecast: Easterly winds may approach severe gale at times. An update for severe weather will be issued by: 09:00 pm Sat 29-Apr-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 08:38 pm Sat NZST 29-Apr-2023 -------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island An active front associated with a subtropical low moves south over the upper North Island during Sunday and Monday, bringing periods of heavy rain and easterly gales. A Heavy Rain Warning remains in force for the Coromandel Peninsula, and the Heavy Rain Watches for Northland and western Bay of Plenty have now been upgraded to Orange Rain Warnings. A Heavy Rain Watch remains in force for Auckland. Strong Wind Watches are also in place for Northland, northern Auckland, Coromandel Peninsula and eastern Waikato. Please keep up to date with the latest forecasts in case changes are made or more areas are added. STRONG WIND WATCH Area: Northland Valid: 26 hours from 09:00 pm Sat [29-Apr-2023] to 11:00 pm Sun [30-Apr-2023] Forecast: Easterly winds may approach severe gale at times. An update for severe weather will be issued by: 10:00 am Sun 30-Apr-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 09:40 am Sun NZST 30-Apr-2023 -------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island and northwest Tasman An active front associated with a subtropical low moves south over the upper North Island during today and Monday, then onto central New Zealand on Tuesday, bringing periods of heavy rain and easterly gales. Warnings and Watches for heavy rain and possible severe gales are in force for parts of the upper North Island and northwest Tasman. Please keep up to date with the latest forecasts in case changes are made or more areas are added. STRONG WIND WATCH Area: Northland Valid: 9 hours from 09:00 am Sun [30-Apr-2023] to 06:00 pm Sun [30-Apr-2023] Forecast: Easterly winds may approach severe gale at times. An update for severe weather will be issued by: 09:00 pm Sun 30-Apr-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 08:56 pm Sun NZST 30-Apr-2023 -------- -------------------------------------------------------------------------------- Heavy rain for the upper North Island, northwest Tasman and Westland. Easterly gales for the upper North Island. An active front associated with a subtropical low moves south over the upper North Island tonight and during Monday, then onto central New Zealand on Tuesday, bringing periods of heavy rain and easterly gales. Also on Tuesday a humid northwest flow should strengthen across the South Island, with embedded fronts expected to bring periods of heavy rain to Westland during Tuesday and Wednesday. Warnings and Watches for heavy rain and possible severe gales are in force for parts of the upper North Island, and Warnings for heavy rain are in force for northwest Tasman and now Westland. Please keep up to date with the latest forecasts in case changes are made or more areas are added. WATCH NO LONGER IN FORCE Strong wind watch lifted for: Northland Forecast: Easterly winds are beginning to ease Sunday evening, and this Watch for severe winds is now lifted. ******************************************************************************** **************** Heavy Rain warning sequence includes: Northland *************** ************* 2.49.0.0.554.0.severeweather.nz.20230427211627888.4.0 ************ ******************************************************************************** -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - ISSUED: 09:16 am Fri NZST 28-Apr-2023 --------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island An active front associated with a subtropical low moves over the upper North Island during Sunday and Monday bringing periods of heavy rain and easterly gales. Heavy Rain Watches are now in force for Northland, Auckland and Coromandel Peninsula and Strong Wind Watches are also in place for Northland and northern Auckland. Please keep up to date with the latest forecasts in case any Watches are upgraded to warnings, changes are made or more areas are added. HEAVY RAIN WATCH Area: Northland Valid: 42 hours from 09:00 pm Sat [29-Apr-2023] to 03:00 pm Mon [01-May-2023] Forecast: Periods of heavy rain. Rainfall amounts may approach warning criteria. Note, heavy rain may ease for a time during Sunday afternoon and evening. An update for severe weather will be issued by: 09:00 pm Fri 28-Apr-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 08:20 pm Fri NZST 28-Apr-2023 -------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island An active front associated with a subtropical low moves over the upper North Island during Sunday and Monday bringing periods of heavy rain and easterly gales. Heavy Rain Watches are now in force for Northland, Auckland and the Coromandel Peninsula, and Strong Wind Watches are also in place for Northland and northern Auckland. Please keep up to date with the latest forecasts in case any Watches are upgraded to warnings, changes are made or more areas are added. HEAVY RAIN WATCH Area: Northland Valid: 43 hours from 08:00 pm Sat [29-Apr-2023] to 03:00 pm Mon [01-May-2023] Forecast: Periods of heavy rain. Rainfall amounts may approach warning criteria. Note, heavy rain may ease for a time during Sunday afternoon and evening. An update for severe weather will be issued by: 10:00 am Sat 29-Apr-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 09:44 am Sat NZST 29-Apr-2023 -------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island An active front associated with a subtropical low moves south over the upper North Island during Sunday and Monday, bringing periods of heavy rain and easterly gales. Heavy Rain Warnings and Watches are in force for Northland, Auckland, Coromandel Peninsula and western Bay of Plenty. Strong Wind Watches are also in place for Northland, northern Auckland, Coromandel Peninsula and eastern Waikato. Please keep up to date with the latest forecasts in case changes are made or more areas are added. HEAVY RAIN WATCH Area: Northland Valid: 29 hours from 08:00 pm Sat [29-Apr-2023] to 01:00 am Mon [01-May-2023] Forecast: Periods of heavy rain. Rainfall amounts may approach warning criteria. An update for severe weather will be issued by: 09:00 pm Sat 29-Apr-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 08:38 pm Sat NZST 29-Apr-2023 ------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island An active front associated with a subtropical low moves south over the upper North Island during Sunday and Monday, bringing periods of heavy rain and easterly gales. A Heavy Rain Warning remains in force for the Coromandel Peninsula, and the Heavy Rain Watches for Northland and western Bay of Plenty have now been upgraded to Orange Rain Warnings. A Heavy Rain Watch remains in force for Auckland. Strong Wind Watches are also in place for Northland, northern Auckland, Coromandel Peninsula and eastern Waikato. Please keep up to date with the latest forecasts in case changes are made or more areas are added. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 24 hours from 08:00 pm Sat [29-Apr-2023] to 08:00 pm Sun [30-Apr-2023] Forecast: Expect 100 to 140 mm of rain. Peak rates of 15 to 25 mm/h, but increasing to 25 to 35 mm/h in localised places late Sunday morning and afternoon. Note: Further heavy rain is possible overnight Sunday and Monday morning. Rain Watch upgraded to Orange Rain Warning. An update for severe weather will be issued by: 10:00 am Sun 30-Apr-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 09:40 am Sun NZST 30-Apr-2023 ------- -------------------------------------------------------------------------------- Heavy rain and easterly gales for the upper North Island and northwest Tasman An active front associated with a subtropical low moves south over the upper North Island during today and Monday, then onto central New Zealand on Tuesday, bringing periods of heavy rain and easterly gales. Warnings and Watches for heavy rain and possible severe gales are in force for parts of the upper North Island and northwest Tasman. Please keep up to date with the latest forecasts in case changes are made or more areas are added. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 16 hours from 09:00 am Sun [30-Apr-2023] to 01:00 am Mon [01-May-2023] Forecast: Expect a further 60 to 80 mm of rain to accumulate on top of what has already fallen. Peak rates of 15 to 25 mm/h this afternoon and early evening with thunderstorms possible. Note: Further heavy showers are possible Monday morning. An update for severe weather will be issued by: 09:00 pm Sun 30-Apr-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 08:56 pm Sun NZST 30-Apr-2023 ------- -------------------------------------------------------------------------------- Heavy rain for the upper North Island, northwest Tasman and Westland. Easterly gales for the upper North Island. An active front associated with a subtropical low moves south over the upper North Island tonight and during Monday, then onto central New Zealand on Tuesday, bringing periods of heavy rain and easterly gales. Also on Tuesday a humid northwest flow should strengthen across the South Island, with embedded fronts expected to bring periods of heavy rain to Westland during Tuesday and Wednesday. Warnings and Watches for heavy rain and possible severe gales are in force for parts of the upper North Island, and Warnings for heavy rain are in force for northwest Tasman and now Westland. Please keep up to date with the latest forecasts in case changes are made or more areas are added. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 6 hours from 08:00 pm Sun [30-Apr-2023] to 02:00 am Mon [01-May-2023] Forecast: Expect a further 40 to 60 mm of rain to accumulate on top of what has already fallen. Peak rates of 15 to 25 mm/h with thunderstorms possible. An update for severe weather will be issued by: 10:00 am Mon 01-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 09:22 am Mon NZST 01-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for parts of the upper North Island and the west of the South Island. Also, severe gales possible for southern Westland. An active front associated with a subtropical low moves south over the upper North Island today, then onto central New Zealand on Tuesday, bringing periods of heavy rain to some places. The low is forecast to approach the west of the lower South Island on Tuesday, then spreads a strong and humid northwest flow across the South Island as it moves away to the south later Tuesday. Fronts embedded in this flow are expected to bring periods of heavy rain to the west of the South Island during Tuesday and Wednesday. Warnings and Watches for heavy rain and are in force for parts of the upper North Island and the west of the South Island. In addition, a Strong Wind Watch is in force for southern Westland. Please keep up to date with the latest forecasts in case any changes are made or more areas are added. WARNING NO LONGER IN FORCE Heavy rain warning lifted for: Northland Forecast: Heavy rain has eased and the Warning is now lifted. ******************************************************************************** **************** Heavy Rain warning sequence includes: Northland *************** ************* 2.49.0.0.554.0.severeweather.nz.20230501212143987.5.0 ************ ******************************************************************************** -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - ISSUED: 09:21 am Tue NZST 02-May-2023 --------- -------------------------------------------------------------------------------- Heavy rain for parts of the North Island and the west of the South Island. Also, severe gales possible for southern Westland. A moist north to northeasterly airstream will bring outbreaks of heavy rain to New Zealand this week. Warnings and Watches are in force for many areas, and more are likely to be issued during the coming days. People are urged to stay up to date with the latest forecasts. HEAVY RAIN WATCH Area: Northland Valid: 55 hours from 06:00 am Wed [03-May-2023] to 01:00 pm Fri [05-May-2023] Forecast: Periods of heavy rain. Rainfall amounts may approach warning criteria. An update for severe weather will be issued by: 09:00 pm Tue 02-May-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 08:51 pm Tue NZST 02-May-2023 -------- -------------------------------------------------------------------------------- Heavy rain for parts of the North Island and the west of the South Island A moist north to northeasterly airstream will bring outbreaks of heavy rain to New Zealand this week and into the weekend. Warnings and Watches are in force for many areas, and more are likely to be added during the coming days. People are urged to stay up to date with the latest forecasts. HEAVY RAIN WATCH Area: Northland Valid: 30 hours from 09:00 am Wed [03-May-2023] to 03:00 pm Thu [04-May-2023] Forecast: Periods of heavy rain, with thunderstorms possible. Rainfall amounts may approach warning criteria. Please note: There is a lot of uncertainty with the duration of the heavy rain, and this Watch could possibly be extended through the remainder of Thursday and possibly Friday. An update for severe weather will be issued by: 10:00 am Wed 03-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 09:46 am Wed NZST 03-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for northern and western parts of both islands In this update the Orange Heavy Rain Warning for North Taranaki west of Urenui now includes all of North Taranaki. Also, there is a possibility that this warning may be upgraded to a Red Heavy Rain Warning in Thursday morning's issue. No changes to other areas. A moist northerly airstream will bring outbreaks of heavy rain to parts of New Zealand through until early next week. Warnings and watches are in force for many areas, and more will be added during the coming days. People are urged to stay up to date with forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 27 hours from 12:00 pm Wed [03-May-2023] to 03:00 pm Thu [04-May-2023] Forecast: Expect 100 to 130 mm of rain. Peak rates of 10 to 20 mm/h but up to 40 mm/h possible in thunderstorms. Watch upgraded to an orange warning. An update for severe weather will be issued by: 09:00 pm Wed 03-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 08:52 pm Wed NZST 03-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for northern and western parts of both islands A moist northerly airstream will bring outbreaks of heavy rain to parts of New Zealand through until early next week. There is a possibility that northern Taranaki warning may be upgraded to a Red Heavy Rain Warning in Thursday morning's issue. Warnings and watches are in force for many areas, and more will be added during the coming days. People are urged to stay up to date with forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 25 hours from 08:00 pm Wed [03-May-2023] to 09:00 pm Thu [04-May-2023] Forecast: Expect 80 to 120 mm of rain on top of what has already fallen, mainly in the north and west. Peak rates of 10 to 20 mm/h but up to 40 mm/h possible in thunderstorms. Note, more rain expected about northern areas during Friday. Validity period extended by another 6 hours to 9pm An update for severe weather will be issued by: 10:00 am Thu 04-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 09:56 am Thu NZST 04-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for northern and western parts of both islands A moist northerly airstream will bring outbreaks of heavy rain to parts of New Zealand through until early next week. There is a possibility that some of the orange warnings for Northland, Taranaki, Marlborough and Nelson/Tasman may be upgraded to a Red Heavy Rain Warning today. More areas may also be affected by severe weather in the coming days, so please stay up to date with forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 24 hours from 09:00 am Thu [04-May-2023] to 09:00 am Fri [05-May-2023] Forecast: Expect 80 to 130 mm of rain on top of what has already fallen, mainly in the north and west. Peak rates of 10 to 20 mm/h but up to 35 mm/h possible in localised places. Note, there's a possibility that the warning period could be extended again. Also, MetService Meteorologists along with the Northland Regional Council are closely monitoring the situation as this warning could be upgraded from orange to red today. Warning period extended by 12 hours. An update for severe weather will be issued by: 09:00 pm Thu 04-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 11:11 am Thu NZST 04-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for northern and western parts of both islands In this update the reference to Northland possibly being upgraded to a red warning has been removed. No other changes. A moist northerly airstream will bring outbreaks of heavy rain to parts of New Zealand through until early next week. There is a possibility that some of the orange warnings for Taranaki, Marlborough and Nelson/Tasman may be upgraded to a Red Heavy Rain Warning today. More areas may also be affected by severe weather in the coming days, so please stay up to date with forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 24 hours from 09:00 am Thu [04-May-2023] to 09:00 am Fri [05-May-2023] Forecast: Expect 80 to 130 mm of rain on top of what has already fallen, mainly in the north and west. Peak rates of 10 to 20 mm/h but up to 35 mm/h possible in localised places. Note, there's a possibility that the warning period could be extended again. Warning period extended by 12 hours. An update for severe weather will be issued by: 09:00 pm Thu 04-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 08:42 pm Thu NZST 04-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for northern and western parts of both islands A moist northerly airstream will bring outbreaks of heavy rain to parts of New Zealand through until early next week. There is a possibility that an orange warning for Nelson/Tasman may be upgraded to a Red Heavy Rain Warning on Friday. More areas may also be affected by severe weather in the coming days, so please stay up to date with forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 16 hours from 08:00 pm Thu [04-May-2023] to 12:00 pm Fri [05-May-2023] Forecast: Expect 40 to 70 mm of rain on top of what has already fallen, mainly in the north and west. Peak rates of 10 to 20 mm/h but up to 35 mm/h possible in localised places. Warning period extended by 3 hours to midday. An update for severe weather will be issued by: 10:00 am Fri 05-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 08:57 am Fri NZST 05-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for some northern and western parts of both islands Amended at 9:34 am to update the wording in the warning for Tasman from Motueka westwards. A moist northerly airstream will bring outbreaks of heavy rain to parts of New Zealand through until early next week. There is a possibility that an orange warning for Nelson/Tasman may be upgraded to a Red Heavy Rain Warning today. More areas may also be affected by severe weather, so please stay up to date with forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 21 hours from 09:00 am Fri [05-May-2023] to 06:00 am Sat [06-May-2023] Forecast: In addition to the 50 to 70 mm that have already accumulated, expect a further 70 to 100 mm with the largest accumulations north of about Whangarei. Peak rates of 15 to 30 mm/h possible in localised places at times, especially in possible thunderstorms. Warning period extended through today and overnight tonight. An update for severe weather will be issued by: 09:00 pm Fri 05-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 08:05 pm Fri NZST 05-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for some northern and western parts of New Zealand A moist northerly airstream continues to bring outbreaks of heavy rain to parts of New Zealand through Saturday and early Sunday. Another rain event is forecast to affect the west coast of the South Island from late Sunday through Monday and Tuesday, and more watches and warnings will be issued closer to the time. People are advised to keep up to date with the latest forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 10 hours from 08:00 pm Fri [05-May-2023] to 06:00 am Sat [06-May-2023] Forecast: Expect a further 30 to 50 mm, in addition to what has already fallen, with the largest accumulations north of about Whangarei. Peak rates of 15 to 25 mm/h in localised places, especially in possible thunderstorms. An update for severe weather will be issued by: 10:00 am Sat 06-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 09:02 am Sat NZST 06-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for the north and west of the South Island A moist northerly airstream is expected to bring further heavy rain to Nelson and Marlborough today and into Sunday. Heavy rain is possible for western parts of the South Island later on Sunday, Monday and Tuesday. People are advised to keep up to date with the latest forecasts since the amount of rain expected could cause slips, localised flooding and damage to roads. WARNING NO LONGER IN FORCE Heavy rain warning lifted for: Northland Forecast: Heavy rain has eased and the warning is lifted. ******************************************************************************** **************** Heavy Rain warning sequence includes: Northland *************** ************* 2.49.0.0.554.0.severeweather.nz.20230506212637304.6.0 ************ ******************************************************************************** -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - ISSUED: 09:26 am Sun NZST 07-May-2023 --------- -------------------------------------------------------------------------------- Heavy rain for the northern and western parts of the country A moist northerly airstream brings heavy rain to northern and western parts of the South Island through to Tuesday. Heavy rain is also forecast to affect northern and western parts of the North Island from Tuesday. People are advised to keep up to date with the latest forecasts. HEAVY RAIN WATCH Area: Northland Valid: 15 hours from 03:00 am Tue [09-May-2023] to 06:00 pm Tue [09-May-2023] Forecast: Periods of heavy rain, with thunderstorms possible. Rainfall amounts may approach warning criteria and this watch is likely to be upgraded to a warning closer to the time. An update for severe weather will be issued by: 09:00 pm Sun 07-May-2023 -------------------------------------------------------------------------------- --------- SEVERE WEATHER WATCH - UPDATED: 08:04 pm Sun NZST 07-May-2023 -------- -------------------------------------------------------------------------------- A moist northerly flow brings heavy rain to many areas Heavy rain is expected to affect northern and western parts of the South Island through to Tuesday. Heavy rain is also forecast to affect northern and western parts of the North Island from Tuesday. People are advised to keep up to date with the latest forecasts. HEAVY RAIN WATCH Area: Northland Valid: 15 hours from 06:00 am Tue [09-May-2023] to 09:00 pm Tue [09-May-2023] Forecast: Periods of heavy rain, with squally thunderstorms possible. Rainfall amounts may exceed warning criteria and this watch is likely to be upgraded to a warning closer to the time. An update for severe weather will be issued by: 10:00 am Mon 08-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 09:54 am Mon NZST 08-May-2023 ------- -------------------------------------------------------------------------------- A moist northerly flow brings heavy rain to many areas Heavy rain is expected to affect northern and western parts of the South Island through to Tuesday. Heavy rain is also forecast to affect northern and western parts of the North Island from Tuesday. People are advised to keep up to date with the latest forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 12 hours from 07:00 am Tue [09-May-2023] to 07:00 pm Tue [09-May-2023] Forecast: Periods of heavy rain, with squally thunderstorms possible. Expect 70 to 90 mm of rain, with possibly more in localised areas. Intensities of 10 to 20 mm per hour, but thunderstorms may produce downpours of 40 mm per hour or more in localised areas. Upgraded to Orange Warning. An update for severe weather will be issued by: 10:00 pm Mon 08-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 07:34 pm Mon NZST 08-May-2023 ------- -------------------------------------------------------------------------------- A moist northerly flow brings heavy rain to many areas Heavy rain is expected to affect northern and western parts of the South Island tonight and Tuesday. Heavy rain is also forecast to affect northern and western parts of the North Island from Tuesday. People are advised to keep up to date with the latest forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 12 hours from 07:00 am Tue [09-May-2023] to 07:00 pm Tue [09-May-2023] Forecast: Periods of heavy rain, with squally thunderstorms. Expect 70 to 90 mm of rain, with possibly more in localised areas. Intensities of 10 to 20 mm per hour, but thunderstorms may produce downpours of 40 mm per hour or more in localised areas. An update for severe weather will be issued by: 10:00 am Tue 09-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 09:15 am Tue NZST 09-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain for many areas, easing from the south today. Cold southerlies on Wednesday may bring heavy snow to the south of the South Island Heavy rain affecting northern and western parts of the South Island should ease during today. Heavy rain is also forecast to affect northern and western parts of the North Island today. A cold southerly change over the South Island tomorrow is expected to bring snow to the hills and mountains, with possible heavy falls about parts of Southland, Otago and Canterbury. People are advised to keep up to date with the latest forecasts. HEAVY RAIN WARNING - ORANGE Area: Northland Valid: 10 hours from 09:00 am Tue [09-May-2023] to 07:00 pm Tue [09-May-2023] Forecast: Periods of heavy rain, with squally thunderstorms. Expect 70 to 90 mm of rain, with possibly more in localised areas. Intensities of 10 to 20 mm per hour, but thunderstorms may produce downpours of 25 to 40 mm per hour, or more, in localised areas. An update for severe weather will be issued by: 10:00 pm Tue 09-May-2023 -------------------------------------------------------------------------------- -------- SEVERE WEATHER WARNING - UPDATED: 09:06 pm Tue NZST 09-May-2023 ------- -------------------------------------------------------------------------------- Heavy rain in Bay of Plenty easing early Wednesday while cold southerlies may bring heavy snow to the south of the South Island late Wednesday A complex trough over the country is expected to move away to the east during tonight and Wednesday morning and a heavy rain warning is in force for Bay of Plenty. A cold southerly change over the South Island tomorrow is expected to bring snow to the hills and mountains, with possible heavy falls about parts of Southland, Otago and Canterbury. People are advised to keep up to date with the latest forecasts. WARNING NO LONGER IN FORCE Heavy rain warning lifted for: Northland Forecast: Heavy rain has eased and the Warning is now lifted. Note, showers, some heavy, are expected to affect the region during Wednesday with possible thunderstorms morning and night. ******************************************************************************** Disclaimer: While the Meteorological Service of New Zealand Ltd uses all reasonable endeavours to ensure the accuracy of Information provided within this file, the Meteorological Service of New Zealand Ltd gives no warranty, guarantee or representation (express or implied) that the Information within this file is accurate, complete, current or fit for any purpose. Copyright Meteorological Service of New Zealand Ltd 2025