7-Day Zone Forecast for Island County (Text-Only)
NWS Forecast for: Island County
Issued by: National Weather Service Seattle, WA
Last Update: 236 PM PDT Tue Apr 21 2026


Tonight: Cloudy with a chance of rain until early morning, then cloudy with rain likely late in the night. Rainfall amounts a tenth to a quarter of an inch possible. Lows near 50. West wind 10 to 15 mph.

Wednesday: Cloudy in the morning then becoming mostly sunny. Rain likely in the morning, then a chance of rain late in the morning. A slight chance of rain in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the mid 50s to lower 60s. West wind 10 to 15 mph becoming southwest in the afternoon.

Wednesday Night: Partly cloudy in the evening then becoming mostly cloudy. A slight chance of rain. Lows in the mid to upper 40s. South wind 10 to 15 mph with gusts to 25 mph.

Thursday: Mostly cloudy in the morning then becoming mostly sunny. Highs in the mid 50s to lower 60s. Southeast wind 10 to 15 mph becoming south in the afternoon.

Thursday Night: Mostly clear. Lows in the 40s. Northwest wind to 10 mph in the evening becoming light.

Friday: Sunny. Highs in the lower 60s.

Friday Night: Mostly clear. Lows in the lower to mid 40s.

Saturday: Sunny. Highs in the lower to mid 60s.

Saturday Night: Mostly clear. Lows in the lower to mid 40s.

Sunday: Sunny. Highs in the lower to mid 60s.

Sunday Night: Mostly clear. Lows in the mid 40s.

Monday: Mostly sunny. Highs near 60.

Monday Night: Partly cloudy. Lows in the mid 40s.

Tuesday: Mostly sunny. Highs near 60.







Zone Forecast: Island County

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