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Critical Fire Weather and Severe Thunderstorm Threats This Week

Gusty winds and low relative humidity will contribute to critical fire weather Monday over parts of the central and southern High Plains. Scattered to widespread severe thunderstorms may bring damaging winds, large hail, and tornadoes Monday through Thursday over the lower Mississippi River Valley and southern Plains into the Midwest and Ohio Valley. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.

Clear

38°F

3°C

Humidity 50%
Wind Speed WSW 5 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 09 Mar 02:35 AM PDT
Extended Forecast for

17 Miles SE Mattawa WA

  • Overnight

    Overnight: Mostly clear, with a low around 33. West wind around 9 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51. West wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. West wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. Southwest wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 46. Breezy. Chance of precipitation is 60%.

    Low: 46 °F

    Rain Likely
    and Breezy

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 33. West wind around 9 mph.
Monday
Sunny, with a high near 51. West wind 8 to 14 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 29. West wind 7 to 14 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 51. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 35. Southwest wind 9 to 14 mph, with gusts as high as 21 mph.
Wednesday
A slight chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Wednesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 46. Breezy. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 61.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Mostly cloudy, with a high near 61.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42.
Saturday
A chance of rain. Partly sunny, with a high near 59.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 37.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SE Mattawa WA
 46.59°N 119.64°W (Elev. 600 ft)
Last Update:
2:30 am PDT Mar 9, 2026
Forecast Valid:
2am PDT Mar 9, 2026-6pm PDT Mar 15, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation