Warkworth Region

Friday 12th April - Rain, with squally thunderstorms and downpours possible, easing to a few showers this afternoon as fine spells develop. Strong northeasterlies, gusting 90 km/h, turning lighter westerly this afternoon.

Heavy Rain Watch

• Period: 10hrs from 2am - noon Fri, 12 Apr
• Area: Auckland and eastern Waikato
• Forecast: Periods of heavy rain, with thunderstorms and localised downpours possible, especially in the east. Amounts may approach warning criteria.

Severe Thunderstorm Watch

• Period: 12hrs from 9am - 9pm Fri, 12 Apr
• Area: Auckland, Great Barrier Island, Coromandel Peninsula, Waikato, Waitomo, Bay of Plenty, Rotorua, Taupo, Gisborne
• Forecast: A front will move eastwards over the North Island during today, bringing a period of heavy rain. There is mostly a low to moderate risk of thunderstorms with the frontal rain as it moves over the north of the North Island. However, there is moderate risk of localised downpours affecting eastern Auckland this morning, about the Coromandel Peninsula, Waikato, eastern Waitomo, Taupo, Bay of Plenty about and west of Whakatane this morning and afternoon, and about Bay of Plenty east of Whakatane and northern Tairawhiti/Gisborne this afternoon, evening and night. This Watch is for the potential of localised downpours of 25 to 40 mm/h in these areas. Rainfall of this intensity can cause surface and/or flash flooding, especially about low-lying areas such as streams, rivers or narrow valleys, and may also lead to slips. Driving conditions will also be hazardous with surface flooding and poor visibility in heavy rain.

Strong Wind Watch

• Period: 16hrs from 8pm Thu, 11 Apr - noon Fri, 12 Apr
• Area: Northland, Auckland, Coromandel Peninsula and Great Barrier Island
• Forecast: Northeast winds may approach severe gale in exposed places. Please note, winds easing in Northland earlier Friday morning.

Saturday 13th April - Partly cloudy, chance of a shower. Westerlies, becoming strong for a time in the afternoon and evening.

Sunday 14th April - Mainly fine, chance of a shower until evening. Fresh southwesterlies, easing in the afternoon.

Mangawhai Region

Friday 12th April - Rain, with squally thunderstorms and downpours possible, easing to the odd shower with fine spells around midday. Strong northeasterlies, gusting 80 km/h, turning lighter westerly.

Heavy Rain Watch

• Period: 13hrs from 8pm Thu, 11 Apr - 9am Fri, 12 Apr
• Area: Northland
• Forecast: Periods of heavy rain, with thunderstorms and localised downpours possible. Amounts may approach warning criteria.

Strong Wind Watch

• Period: 16hrs from 8pm Thu, 11 Apr - noon Fri, 12 Apr
• Area: Northland, Auckland, Coromandel Peninsula and Great Barrier Island
• Forecast: Northeast winds may approach severe gale in exposed places. Please note, winds easing in Northland earlier Friday morning.

Saturday 13th April - Fine. Westerlies, becoming fresh in the morning.

Sunday 14th April - Fine. Southwesterlies, easing in the evening.