Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Mist

32°F

0°C

Humidity 98%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 32°F (0°C)
Visibility 3.00 mi
Last update 02 Jan 03:15 AM PST
Extended Forecast for

5 Miles SSW Toppenish WA

Winter Weather Advisory January 2, 03:36am until January 2, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 2, 03:36am until January 2, 07:00am

    NOW until 7:00am Fri

    Winter Weather Advisory

  • Overnight

    Low: 29 °F

    Chance
    Rain/Freezing
    Rain

  • Friday

    Friday: A chance of rain or freezing rain before 7am, then a chance of rain after 4pm.  Mostly cloudy, with a high near 40. Calm wind.  Chance of precipitation is 30%.

    High: 40 °F

    Chance
    Rain/Freezing
    Rain then
    Chance Rain

  • Friday Night

    Friday Night: A chance of rain before 10pm, then rain likely after 1am.  Mostly cloudy, with a low around 33. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 44. Light and variable wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 35. Calm wind becoming south around 6 mph in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain Likely

  • Sunday

    Sunday: A slight chance of rain before 10am, then a slight chance of rain after 4pm.  Partly sunny, with a high near 50. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Overnight
A chance of rain before 4am, then a chance of rain or freezing rain. Cloudy, with a low around 29. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain or freezing rain before 7am, then a chance of rain after 4pm. Mostly cloudy, with a high near 40. Calm wind. Chance of precipitation is 30%.
Friday Night
A chance of rain before 10pm, then rain likely after 1am. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 44. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 35. Calm wind becoming south around 6 mph in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of rain before 10am, then a slight chance of rain after 4pm. Partly sunny, with a high near 50. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 47.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
A slight chance of rain after 10am. Mostly cloudy, with a high near 46.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 33.
Wednesday
A chance of rain. Mostly sunny, with a high near 46.
Wednesday Night
A chance of rain and snow. Snow level 1800 feet. Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Toppenish WA
 46.3°N 120.34°W (Elev. 778 ft)
3:27 am PST Jan 2, 2026
3am PST Jan 2, 2026-6pm PST Jan 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