Blenheim
At
9°C
- Sunrise:
- Sunset:
Mostly cloudy. Light winds.
Fine. Southeasterlies developing for a time in the afternoon and evening.
Fine. Light winds, then southerlies developing in the evening.
For more detailed weather information visit MetService.
Marine Coastal Forecasts - Cook

Forecast:
Thursday: Southerly 35 knots, easing to 25 knots in the evening. Very rough sea easing. Expect strong and unusual currents and unpredictable surges at shore. Southerly swell 1 metre developing.
Outlook:
Outlook following 3 days: Friday: Southerly 25 knots, rising to 35 knots for a time in the afternoon. Sea becoming very rough. Expect strong and unusual currents and unpredictable surges at shore. Southerly swell rising to 2 metres. Fair visibility in a few showers. Saturday: Southerly 30 knots, turning northwest 15 knots in the morning. Changing southerly 35 knots in the afternoon. Sea becoming very rough. Heavy southerly swell easing. Sunday: Southerly 35 knots, easing to 25 knots late. Very rough sea easing. Southerly swell becoming heavy for a time. Monday: Southeast 25 knots, easing to 15 knots late. Rough sea easing. Moderate southerly swell.
Marine Coastal Forecasts - Castlepoint

Forecast:
Thursday: Southwest 25 knots, easing to 15 knots north of Cape Palliser in the evening. Rough sea easing in the north. Expect strong and unusual currents and unpredictable surges at shore. Northeast swell 4 metres offshore easing. Southerly swell 1 metre.
Outlook:
Outlook following 3 days: Friday: Southerly 20 knots rising to 30 knots for a time in the morning and afternoon. Sea becoming rough for a time. Expect strong and unusual currents and unpredictable surges at shore. Northeast swell 3 metres, offshore. Southerly swell rising to 2 metres. Fair visibility in a few showers. Saturday: Southerly 15 knots, turning westerly 10 knots in the morning. Becoming southerly 30 knots in the afternoon. Sea becoming rough. Heavy southerly swell easing. Sunday: Southerly 30 knots, easing to 20 knots later. Rough sea easing. Southerly swell becoming heavy. Monday: Southeast 20 knots, easing to easterly 10 knots later. Heavy southerly swell easing.
Marine Coastal Forecasts - Conway

Forecast:
Thursday: Southwest 25 knots. Sea rough. Expect strong and unusual currents and unpredictable surges at shore. Southwest swell 2 metres. Northeast swell 1 metre. Fair visibility in showers.
Outlook:
Outlook following 3 days: Friday: Southwest 25 knots, easing to southerly 15 knots in the afternoon. Rough sea easing. Expect strong and unusual currents and unpredictable surges at shore. Very long period southwest swell rising to 4 metres. Northeast swell 1 metre. Fair visibility in a few showers. Saturday: Southerly 15 knots, rising to southerly 25 knots in the afternoon. Sea becoming rough. Heavy southerly swell. Sunday: Southerly 25 knots, easing to 15 knots south of Kaikoura Peninsula later. Sea rough. Heavy southerly swell easing. Monday: Easing to southeast 10 knots everywhere early. Rough sea in the north easing. Moderate southerly swell.