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Fort Casey, Washington Weather Forecast
Fort Casey, Washington Weather
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Weather Forecast for Fort Casey, Washington : Island County
Issued: 7:01 pm PST Dec 14, 2025 Latitude: 48.1642631 Longitude: -122.6787777 View on Google Maps

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Overnight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
90% chance of rain on Overnight 80% chance of rain on Monday 100% chance of rain on Tuesday 80% chance of rain on Wednesday Rain on Thursday Rain on Friday Rain on Saturday 70% chance of rain on Sunday
Low: 50°F High: 57°F High: 52°F High: 48°F High: 48°F High: 45°F High: 45°F High: 47°F
Low: 45°F Low: 43°F Low: 41°F Low: 40°F Low: 38°F Low: 39°F  
Rain Rain Rain Rain Rain Rain Rain Rain
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Current Conditions at
WHIDBEY IS NAS - (KNUW)
55°
Mostly Cloudy
as of 11:53 PM PST
Rel. Humidity: 66%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
35 MPH
Gust: 52 MPH
150° Southeast
Cloud Level(s): Few at 2000ft, Scattered at 10000ft, Broken at 12000ft
Current Conditions at
ARLINGTON MUNICIPAL - (KAWO)
54°
Cloudy
Light Rain
as of 11:56 PM PST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
7 MPH
160° South
Cloud Level(s): Solid Overcast at 6500ft
Current Conditions at
SKAGIT RGNL ARPT - (KBVS)
59°
Mostly Cloudy
as of 12:15 AM PST
Rel. Humidity: 100%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 24 MPH
150° Southeast
Cloud Level(s): Few at 4900ft, Broken at 9000ft, Broken at 12000ft
90% chance of rain Overnight Overnight... Rain. Low around 50. Windy, with a south southeast wind around 31 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
80% chance of rain Monday Monday... Rain. High near 57. Windy, with a south southeast wind 22 to 32 mph becoming west in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
90% chance of rain Monday Night Monday Night... Rain. Low around 45. West wind 8 to 11 mph becoming southeast after midnight. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
100% chance of rain Tuesday Tuesday... Rain. High near 52. South southeast wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
100% chance of rain Tuesday Night Tuesday Night... Rain. Low around 43. South southeast wind 17 to 20 mph becoming west after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
80% chance of rain Wednesday Wednesday... Rain. High near 48. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
80% chance of rain Wednesday Night Wednesday Night... Rain. Low around 41. Chance of precipitation is 80%.
Rain on Thursday Thursday... Rain. Cloudy, with a high near 48.
Rain on Thursday Night Thursday Night... Rain. Mostly cloudy, with a low around 40.
Rain on Friday Friday... Rain. Mostly cloudy, with a high near 45.
Rain on Friday Night Friday Night... Rain. Cloudy, with a low around 38.
Rain on Saturday Saturday... Rain. Cloudy, with a high near 45.
Rain on Saturday Night Saturday Night... Rain. Mostly cloudy, with a low around 39.
70% chance of rain Sunday Sunday... Rain likely. Mostly cloudy, with a high near 47.
Current Radar Image


Sun Almanac for Fort Casey, Washington
Sunrise: 07:55 AM
Sunset: 4:17 PM
Civil Sunrise:07:18 AM
Civil Sunset: 4:54 PM
Nautical Sunrise: 06:39 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 06:01 AM
Astro Sunset: 6:11 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.