Bay of Islands

Valid to Midnight Friday 15 Dec 2017
Issued at 5:10pm Thursday 14 Dec 2017

Warning: NIL warning for BRETT

Situation: A couple of weak fronts move northwards off the North Island,followed by a ridge today through the weekend. Another front crosses the North Island on Monday.

Forecast: Thursday: Southeast 20 knots, easing to 15 knots overnight. Moderate sea easing overnight. Cloudy periods. An evening shower possible. Friday: Southeast 15 knots, easing to 10 knots in the morning. Turning northeast 10 knots in the afternoon, then easing to variable 5 knots in the evening. Sea slight. Mainly fine.

Outlook: Outlook until midnight Monday: Saturday: Variable 5 knots. Becoming southwest 10 knots in the evening. Mainly fine, chance shower. Sunday: Southwest 10 knots becoming variable 5 knots for a time in the afternoon. Cloudy periods, a few showers developing. Monday: Southwest 10 knots, rising to 15 knots late. A few showers.

Swell: Swell forecast to midnight Monday: Northeast 1.5 metres, easing to half a metre or less today. Southeast 1 metre developing today, rising to 1.5 metres Friday, easing to half a metre Saturday, then rising to 1.5 metres again for a time Sunday and Monday.

High tide at Opua
6:25am Fri 15 Dec - Height: 2.3m
6:36pm Fri 15 Dec - Height: 2.3m

Low tide at Opua
12:07am Fri 15 Dec - Height: 0.7m
12:29pm Fri 15 Dec - Height: 0.9m