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Riverside, Washington Weather Forecast
Riverside, Washington Weather
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Weather Forecast for Riverside, Washington : Okanogan County
Issued: 5:57 pm PST Dec 17, 2025 Latitude: 48.5023752 Longitude: -119.506439 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
30% chance of rain & snow on Tonight 90% chance of rain & snow on Thursday Sunny on Friday 30% chance of rain & snow on Saturday 60% chance of rain & snow on Sunday 40% chance of rain & snow on Monday 20% chance of rain & snow on Tuesday 20% chance of rain & snow on Wednesday
Low: 32°F High: 45°F High: 37°F High: 36°F High: 37°F High: 38°F High: 38°F High: 37°F
Low: 26°F Low: 24°F Low: 28°F Low: 28°F Low: 27°F Low: 26°F  
Rain & Snow Rain & Snow Sunny Rain & Snow Rain & Snow Rain & Snow Rain & Snow Rain & Snow
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Current Conditions at
OMAK - (KOMK)
43°
Feels like 35°F
Mostly Cloudy
as of 4:53 PM PST
Rel. Humidity: 45%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
16 MPH
210° Southwest
Cloud Level(s): Broken at 10000ft
Current Conditions at
EPHRATA - (KEPH)
45°
Feels like 38°F
Clear
as of 4:53 PM PST
Rel. Humidity: 42%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 38 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
STAMPEDE PASS - (KSMP)
28°
Clear
Light Snow Freezing Fog
as of 5:40 PM PST
Rel. Humidity: 100%
Dew Point: 28°F
Visibility: 1/2 Miles
Pressure: 30.03 in.
Flight Rule: IFR
Wind Data
Calm
30% chance of rain & snow Tonight Tonight... A chance of rain and snow after 4am. Snow level 1700 feet lowering to 900 feet after midnight . Mostly cloudy, with a low around 32. South wind 9 to 14 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
90% chance of rain & snow Thursday Thursday... Snow, possibly mixed with rain. Snow level 1800 feet. Steady temperature around 34. Breezy, with a south wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
70% chance of rain & snow Thursday Night Thursday Night... Rain likely before 10pm. Snow level 2700 feet lowering to 1300 feet after midnight . Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Southwest wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunny on Friday Friday... Sunny, with a high near 37. South wind around 10 mph.
20% chance of snow Friday Night Friday Night... A slight chance of snow between 10pm and 4am. Partly cloudy, with a low around 24. South wind around 9 mph. Chance of precipitation is 20%.
30% chance of rain & snow Saturday Saturday... A chance of snow between 10am and 1pm, then a chance of rain after 1pm. Snow level rising to 1500 feet in the afternoon. Partly sunny, with a high near 36. Chance of precipitation is 30%. Little or no snow accumulation expected.
30% chance of rain & snow Saturday Night Saturday Night... A chance of rain before 7pm, then a chance of rain and snow. Snow level 1700 feet. Mostly cloudy, with a low around 28. Chance of precipitation is 30%. Little or no snow accumulation expected.
60% chance of rain & snow Sunday Sunday... A chance of rain and snow before 1pm, then rain likely. Snow level 1800 feet. Mostly cloudy, with a high near 37. Chance of precipitation is 60%.
60% chance of rain & snow Sunday Night Sunday Night... Rain likely before 10pm, then a chance of rain and snow. Snow level 2000 feet. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
40% chance of rain & snow Monday Monday... A chance of rain and snow before 1pm, then a chance of rain. Snow level 1800 feet. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
40% chance of rain & snow Monday Night Monday Night... A chance of rain and snow. Snow level 1700 feet. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
20% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Snow level 1300 feet. Partly sunny, with a high near 38. Chance of precipitation is 20%.
20% chance of rain & snow Tuesday Night Tuesday Night... A slight chance of rain and snow. Snow level 1300 feet. Mostly cloudy, with a low around 26. Chance of precipitation is 20%.
20% chance of rain & snow Wednesday Wednesday... A slight chance of rain and snow. Snow level 1200 feet. Partly sunny, with a high near 37. Chance of precipitation is 20%.
Current Radar Image


Sun Almanac for Riverside, Washington
Sunrise: 07:45 AM
Sunset: 4:04 PM
Civil Sunrise:07:08 AM
Civil Sunset: 4:41 PM
Nautical Sunrise: 06:28 AM
Nautical Sunset: 5:21 PM
Astro Sunrise: 05:50 AM
Astro Sunset: 5:59 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.