Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

32°F

0°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 02 Feb 03:35 AM PST
Extended Forecast for

Prosser WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. South wind around 5 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain between 7am and 1pm.  Patchy fog before 1pm.  Otherwise, mostly cloudy, with a high near 50. South wind 3 to 6 mph.  Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: Patchy fog after 7pm.  Otherwise, mostly cloudy, with a low around 34. Light southwest wind.

    Low: 34 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 1pm.  Otherwise, partly sunny, with a high near 50. North wind 3 to 6 mph.

    High: 50 °F

    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog after 7pm.  Otherwise, mostly cloudy, with a low around 36. Northwest wind 3 to 5 mph.

    Low: 36 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 1pm.  Otherwise, partly sunny, with a high near 51.

    High: 51 °F

    Patchy Fog

  • Wednesday Night

    Wednesday Night: Patchy fog after 7pm.  Otherwise, partly cloudy, with a low around 33.

    Low: 33 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 50.

    High: 50 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. South wind around 5 mph.
Monday
A slight chance of rain between 7am and 1pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 50. South wind 3 to 6 mph. Chance of precipitation is 20%.
Monday Night
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 34. Light southwest wind.
Tuesday
Patchy fog before 1pm. Otherwise, partly sunny, with a high near 50. North wind 3 to 6 mph.
Tuesday Night
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 36. Northwest wind 3 to 5 mph.
Wednesday
Patchy fog before 1pm. Otherwise, partly sunny, with a high near 51.
Wednesday Night
Patchy fog after 7pm. Otherwise, partly cloudy, with a low around 33.
Thursday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 50.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 52.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39.
Sunday
A chance of rain. Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.21°N 119.75°W (Elev. 741 ft)
3:16 am PST Feb 2, 2026
3am PST Feb 2, 2026-6pm PST Feb 8, 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