Dumas, Washington Weather
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Weather Forecast for Dumas, Washington : Columbia County
Issued: 4:07 pm PDT May 11, 2025 Latitude: 46.2870844 Longitude: -118.0613329 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
70% chance of thunderstorms on This Afternoon 100% chance of thunderstorms on Tonight 80% chance of thunderstorms on Monday 60% chance of on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday 20% chance of on Friday 20% chance of thunderstorms on Saturday 10% chance of rain on Sunday
High: 65°F Low: 44°F High: 61°F High: 62°F High: 65°F High: 68°F High: 69°F High: 69°F High: 68°F
Low: 43°F Low: 46°F Low: 43°F Low: 48°F Low: 48°F Low: 45°F  
Thunderstorms Thunderstorms Thunderstorms Partly Sunny Partly Sunny Mostly Sunny Partly Sunny Thunderstorms Rain
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Current Conditions at
WALLA WALLA - (KALW)
63°
Mostly Cloudy
as of 3:53 PM PDST
Rel. Humidity: 63%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 29.66 in.
Flight Rule: VFR
Wind Data
3 MPH
310° Northwest
Cloud Level(s): Broken at 7500ft
Current Conditions at
LEWISTON - (KLWS)
70°
Clear
as of 3:56 PM PDST
Rel. Humidity: 43%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.59 in.
Flight Rule: VFR
Wind Data
14 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
PASCO - (KPSC)
64°
Cloudy
Light Rain
as of 3:53 PM PDST
Rel. Humidity: 52%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.67 in.
Flight Rule: VFR
Wind Data
12 MPH
270° West
Cloud Level(s): Solid Overcast at 5500ft
Current Conditions at
PULLMAN - (KPUW)
63°
Mostly Cloudy
Light Rain
as of 3:53 PM PDST
Rel. Humidity: 48%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.66 in.
Flight Rule: VFR
Wind Data
12 MPH
350° North
Cloud Level(s): Few at 4100ft, Scattered at 5500ft, Broken at 7000ft
70% chance of thunderstorms This Afternoon This Afternoon... Showers likely and possibly a thunderstorm. Cloudy, with a steady temperature around 65. West wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
100% chance of thunderstorms Tonight Tonight... Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 44. South wind 9 to 14 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
80% chance of thunderstorms Monday Monday... Showers, with thunderstorms also possible after 2pm. High near 61. Southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
40% chance of thunderstorms Monday Night Monday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 43. South wind 11 to 14 mph. Chance of precipitation is 40%.
60% chance of Tuesday Tuesday... Showers likely, mainly after 11am. Partly sunny, with a high near 62. Southwest wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of showers. Mostly cloudy, with a low around 46.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 65.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 43.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 68.
10% chance of rain Thursday Night Thursday Night... A slight chance of showers after 11pm. Mostly cloudy, with a low around 48.
20% chance of Friday Friday... A chance of showers. Partly sunny, with a high near 69.
20% chance of rain Friday Night Friday Night... A chance of showers. Mostly cloudy, with a low around 48.
20% chance of thunderstorms Saturday Saturday... A chance of showers and thunderstorms. Partly sunny, with a high near 69.
20% chance of rain Saturday Night Saturday Night... A chance of showers. Partly cloudy, with a low around 45.
10% chance of rain Sunday Sunday... A slight chance of showers. Mostly sunny, with a high near 68.
Current Radar Image


Sun Almanac for Dumas, Washington
Sunrise: 05:23 AM
Sunset: 8:14 PM
Civil Sunrise:04:48 AM
Civil Sunset: 8:49 PM
Nautical Sunrise: 04:04 AM
Nautical Sunset: 9:33 PM
Astro Sunrise: 03:11 AM
Astro Sunset: 10:26 PM
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