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Armstrong, Washington Weather Forecast
Armstrong, Washington Weather
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Weather Forecast for Armstrong, Washington : Whitman County
Issued: 7:12 pm PST Dec 17, 2025 Latitude: 46.7601635 Longitude: -117.2254514 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
10% chance of snow on Tonight 100% chance of rain & snow on Thursday 70% chance of rain & snow on Friday 50% chance of rain & snow on Saturday 60% chance of rain & snow on Sunday 60% chance of rain & snow on Monday 30% chance of rain & snow on Tuesday 50% chance of rain & snow on Wednesday
Low: 33°F High: 45°F High: 40°F High: 39°F High: 38°F High: 41°F High: 40°F High: 40°F
Low: 35°F Low: 30°F Low: 29°F Low: 32°F Low: 30°F Low: 31°F  
Snow Rain & Snow Rain & Snow Rain & Snow Rain & Snow Rain & Snow Rain & Snow Rain & Snow
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Current Conditions at
PULLMAN - (KPUW)
37°
Feels like 29°F
Clear
as of 7:53 PM PST
Rel. Humidity: 69%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
12 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
LEWISTON - (KLWS)
43°
Partly Cloudy
as of 7:56 PM PST
Rel. Humidity: 52%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
7 MPH
190° South
Cloud Level(s): Scattered at 7000ft
Current Conditions at
SPOKANE - (KGEG)
36°
Feels like 26°F
Mostly Cloudy
as of 7:53 PM PST
Rel. Humidity: 74%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
14 MPH
200° South
Cloud Level(s): Broken at 20000ft
Current Conditions at
FAIRCHILD AFB - (KSKA)
Mostly Clear
as of 7:55 PM PST
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
14 MPH
200° South
Cloud Level(s): Few at 20000ft
10% chance of snow Tonight Tonight... A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 33. Breezy, with a southwest wind 9 to 18 mph becoming south after midnight.
100% chance of rain & snow Thursday Thursday... Snow before 1pm, then rain, possibly mixed with snow between 1pm and 2pm, then rain after 2pm. High near 45. Breezy, with a southeast wind 13 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
100% chance of rain & snow Thursday Night Thursday Night... Rain before 4am, then rain likely, possibly mixed with snow. Low around 35. Windy, with a southwest wind 23 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
70% chance of rain & snow Friday Friday... Rain likely, possibly mixed with snow, becoming all snow after 7am. Mostly cloudy, with a high near 40. Breezy, with a west wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
40% chance of snow Friday Night Friday Night... A 40 percent chance of snow. Mostly cloudy, with a low around 30. Southwest wind around 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
50% chance of rain & snow Saturday Saturday... A chance of snow before 4pm, then a chance of rain and snow. Partly sunny, with a high near 39. Chance of precipitation is 50%. Little or no snow accumulation expected.
30% chance of rain & snow Saturday Night Saturday Night... A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 29. Chance of precipitation is 30%. Little or no snow accumulation expected.
60% chance of rain & snow Sunday Sunday... A chance of snow before 10am, then rain and snow likely between 10am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
70% chance of rain & snow Sunday Night Sunday Night... Rain likely before 7pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
60% chance of rain & snow Monday Monday... Rain likely, possibly mixed with snow before 1pm, then a chance of rain. Partly sunny, with a high near 41. Chance of precipitation is 60%.
40% chance of rain & snow Monday Night Monday Night... A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
30% chance of rain & snow Tuesday Tuesday... A chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 30%.
30% chance of rain & snow Tuesday Night Tuesday Night... A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
50% chance of rain & snow Wednesday Wednesday... A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.
Current Radar Image


Sun Almanac for Armstrong, Washington
Sunrise: 07:29 AM
Sunset: 4:02 PM
Civil Sunrise:06:54 AM
Civil Sunset: 4:37 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:16 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 5:53 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.