Page last updated: 2:01PM Sunday April 26, 2015
Cloudy periods, evening showers. Northerly freshening.
Rain, heavy falls from afternoon. Strong or gale N ly.
Periods of rain,easing afternoon. NW dies out at night.
Fine spells and a few showers. Strong gusty westerly.
*GALE WARNING IN FORCE* Northerly 25 knots but 35 knots west of Stephens Island to Hawera. Becoming northerly 35 knots everywhere this evening. Rising to northerly 45 knots for a time Monday morning.Becoming northwest 25 knots Monday afternoon. Turning southwest 35 knots in the west late Monday evening. Sea becoming very rough for a time. Northwest swell rising to 4 metres for a time in the west.Northwest swell rising to 2 metres in the east. Southwest swell 2 metres easing in the west. Poor visibility in rain developing this evening with heavy and thundery falls possible from Monday morning.
Outlook following 3 days: Westerly 30 knots, easing in the east Tuesday morning southwest 15 knots. Rising everywhere Wednesday morning westerly 35 knots with very rough sea. Change overnight Wednesday or Thursday southerly 15 knots. Heavy northwest swell in the west easing Tuesday. Moderate westerly, becoming heavy in the west late Wednesday.
Inshore waters from Waitarere to Pukerua Bay and out to Kapiti Island.
A large complex trough extends from over the Tasman Sea to over southern New Zealand. The trough moves slowly east over the South Island tomorrow and North Island early on Tuesday, preceded by strong northerlies and followed by southwesterlies. The southwesterlies ease on Thursday as a ridge approaches from the Tasman Sea.
GALE warnings for COOK and STEPHENS
Sunday: Northerly 20 knots but 15 knots north of Kapiti Island, rising to 25 knots gusting 35 knots everywhere this evening. Sea becoming rough this evening. Fine spells, fair visibility in a few showers developing this evening.
Monday: Becoming northeast 25 knots gusting 35 knots early morning, rising to 35 knots gusting 45 knots for a time in the afternoon. Becoming northwest 25 knots gusting 35 knots in the evening. Sea becoming very rough for a time in the afternoon. Poor visibility in rain developing in the morning, with heavy falls possible from afternoon.
Outlook until midnight Thursday: Tuesday: Change during the morning to southwest 15 knots, dying by evening. Periods of rain, easing. Wednesday: Northwest rising to 25 knots during the morning, changing southwest 15 knots late. Fine spells and a few showers. Thursday: Southwest 15 knots easing to 10 knots. Showers clearing.
Swell forecast to midnight Thursday: Northwest 1 metre developing today, rising to 2.5 metres Monday, easing to 1 metre Tuesday, rising to 2 metres Wednesday, easing to a metre or less Thursday.