Valid to Midnight Sunday 22 Oct 2017
Issued at 11:24am Saturday 21 Oct 2017

Warning: NIL warning for CONWAY

Situation: A disturbed westerly flow prevails over New Zealand during the period. An active front within this flow crosses the northern half of the North Island later on Monday.

Forecast: Saturday: Westerly 10 knots. Changing easterly 15 knots this afternoon then becoming variable 5 knots late evening. Sea slight. Fair visibility in showers for a time in the afternoon. Sunday: Westerly 15 knots developing in the morning, changing easterly 10 knots in the evening. Sea slight. Partly cloudy.

Outlook: Outlook until midnight Wednesday: Monday: Variable 5 knots, becoming northeast 10 knots for a time in the afternoon and evening. Becoming cloudy with a few showers developing. Tuesday: Variable 10 knots. Any showers clearing and becoming fine. Wednesday: Northwest 10 knots developing. High cloud.

Swell: Swell forecast to midnight Wednesday: Easterly half a metre, rising to 1 metre late today, easing to half a metre again Tuesday.

High tide at Lyttelton
6:38pm Sat 21 Oct - Height: 2.3m
7:08am Sun 22 Oct - Height: 2.3m

Low tide at Lyttelton
12:34pm Sat 21 Oct - Height: 0.5m
12:53am Sun 22 Oct - Height: 0.5m