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Sightly, Washington Weather Forecast
Sightly, Washington Weather
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Weather Forecast for Sightly, Washington : Cowlitz County
Issued: 10:45 am PST Dec 16, 2025 Latitude: 46.2998338 Longitude: -122.7084437 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
90% chance of rain on Today 100% chance of thunderstorms on Tonight 80% chance of thunderstorms on Wednesday 100% chance of rain on Thursday 100% chance of rain & snow on Friday Rain and Snow on Saturday Rain on Sunday Rain on Monday
High: 53°F Low: 38°F High: 44°F High: 50°F High: 43°F High: 42°F High: 44°F High: 45°F
Low: 36°F Low: 36°F Low: 34°F Low: 34°F Low: 38°F  
Rain Thunderstorms Thunderstorms Rain Rain & Snow Rain and Snow Rain Rain
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Current Conditions at
CHEHALIS-CENTRALIA - (KCLS)
54°
Cloudy
as of 10:35 AM PST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: MVFR
Wind Data
12 MPH
170° South
Cloud Level(s): Few at 1600ft, Broken at 2400ft, Solid Overcast at 2900ft
90% chance of rain Today Today... Rain, mainly before 4pm. High near 53. South wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

100% chance of thunderstorms Tonight Tonight... Rain and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Low around 38. Breezy, with a south wind 13 to 16 mph becoming west after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

80% chance of thunderstorms Wednesday Wednesday... Rain and thunderstorms. Snow level 2500 feet. High near 44. Southwest wind 6 to 8 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

100% chance of rain Wednesday Night Wednesday Night... Rain. Low around 36. South southeast wind around 6 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

100% chance of rain Thursday Thursday... Rain. High near 50. South wind 8 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

100% chance of rain Thursday Night Thursday Night... Rain. Low around 36. Chance of precipitation is 100%.

100% chance of rain & snow Friday Friday... Rain. Snow level 2200 feet. High near 43. Chance of precipitation is 100%.

Rain and Snow on Friday Night Friday Night... Rain. Snow level 2200 feet. Cloudy, with a low around 34.

Rain and Snow on Saturday Saturday... Rain. Snow level 2400 feet. Cloudy, with a high near 42.

70% chance of rain & snow Saturday Night Saturday Night... Rain likely. Snow level 2600 feet. Mostly cloudy, with a low around 34.

Rain on Sunday Sunday... Rain. Cloudy, with a high near 44.

Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 38.

Rain on Monday Monday... Rain. Mostly cloudy, with a high near 45.

Sun Almanac for Sightly, Washington
Sunrise: 07:48 AM
Sunset: 4:25 PM
Civil Sunrise:07:13 AM
Civil Sunset: 5:00 PM
Nautical Sunrise: 06:35 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:59 AM
Astro Sunset: 6:15 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.