
Critical Fire Weather in the Southern Plains; Severe Storms in the Ohio Valley
Strong winds and low humidity will create elevated to critical fire weather conditions across the Southern Plains on Thursday. Strong to severe thunderstorms are forecast in the Ohio Valley late Thursday into Friday morning, with the strongest storms capable of producing very large hail, damaging winds, and a few tornadoes. Read More >
Current conditions at
Sunnyside Municipal Airport (K1S5)
Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.
Clear
N/A
| Humidity | 87% |
| Wind Speed | N 0 MPH |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | 10.00 mi |
| Last update | 10 Mar 07:35 AM PDT |
Extended Forecast for
11 Miles SSW Mattawa WA
Overnight

Low: 28 °F
Clear
Thursday

High: 44 °F
Sunny
Thursday Night

Low: 31 °F
Mostly Clear
Friday

High: 50 °F
Mostly Sunny
Friday Night

Low: 38 °F
Partly Cloudy
Saturday

High: 56 °F
Mostly Sunny
Saturday Night

Low: 37 °F
Partly Cloudy
Sunday

High: 54 °F
Mostly Sunny
Sunday Night

Low: 39 °F
Mostly Cloudy
Detailed Forecast
Overnight
Clear, with a low around 28. West wind 14 to 18 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 44. West wind 8 to 11 mph.
Thursday Night
Mostly clear, with a low around 31. South wind 5 to 7 mph becoming north after midnight.
Friday
Mostly sunny, with a high near 50. Northeast wind around 8 mph.
Friday Night
Partly cloudy, with a low around 38. North wind 6 to 9 mph becoming west in the evening.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly cloudy, with a high near 49.
Monday Night
A slight chance of rain. Snow level 3900 feet lowering to 3100 feet after midnight . Mostly cloudy, with a low around 33.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 48.
Tuesday Night
A slight chance of rain and snow. Snow level 3300 feet. Mostly cloudy, with a low around 36.
Wednesday
A chance of rain and snow. Snow level rising to 3600 feet in the afternoon. Partly sunny, with a high near 49.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
11 Miles SSW Mattawa WA
46.59°N 119.98°W (Elev. 3100 ft)
46.59°N 119.98°W (Elev. 3100 ft)
11:50 pm PDT Mar 25, 2026
12am PDT Mar 26, 2026-6pm PDT Apr 1, 2026


