
Fire Weather in the Central and Southern Plains; Pacific Storms Impacting the West
Gusty to high winds and low relative humidity will bring elevated to critical fire weather to the central and southern Plains into Wednesday. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain, and heavy mountain snow. Read More >
Current conditions at
Sunnyside Municipal Airport (K1S5)
Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.
Clear
30°F
-1°C
| Humidity | 90% |
| Wind Speed | N 0 MPH |
| Barometer | 29.36 in (994.24 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Last update | 17 Feb 02:55 AM PST |
Extended Forecast for
11 Miles SE Mattawa WA
Overnight

Low: 28 °F
Partly Cloudy
Tuesday

High: 46 °F
Mostly Sunny
Tuesday Night

Low: 28 °F
Chance
Rain/SnowWednesday

High: 45 °F
Mostly Sunny
Wednesday Night

Low: 27 °F
Chance
Rain/SnowThursday

High: 41 °F
Chance Snow
Thursday Night

Low: 25 °F
Partly Cloudy
Friday

High: 41 °F
Mostly Sunny
Friday Night

Low: 27 °F
Partly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 28. Southwest wind around 5 mph.
Tuesday
Mostly sunny, with a high near 46. Light and variable wind becoming southwest around 6 mph in the morning.
Tuesday Night
A slight chance of rain before 10pm, then a chance of rain and snow. Snow level 1200 feet lowering to 400 feet after midnight . Mostly cloudy, with a low around 28. Northwest wind around 6 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 45. West wind around 5 mph.
Wednesday Night
A slight chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 1am, then a chance of snow after 1am. Snow level 1100 feet lowering to 400 feet after midnight . Mostly cloudy, with a low around 27. West wind around 6 mph becoming north after midnight. Chance of precipitation is 30%.
Thursday
A 30 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 41.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 27.
Saturday
A slight chance of snow between 10am and 1pm, then a slight chance of rain after 1pm. Snow level rising to 1000 feet in the afternoon. Mostly cloudy, with a high near 43.
Saturday Night
A chance of rain and snow. Snow level 1500 feet. Mostly cloudy, with a low around 31.
Sunday
A chance of rain and snow. Snow level 1100 feet rising to 2200 feet in the afternoon. Mostly cloudy, with a high near 46.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 33.
Monday
A chance of rain. Mostly cloudy, with a high near 49.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
11 Miles SE Mattawa WA
46.64°N 119.74°W (Elev. 400 ft)
46.64°N 119.74°W (Elev. 400 ft)
2:46 am PST Feb 17, 2026
3am PST Feb 17, 2026-6pm PST Feb 23, 2026


