Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. 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

5 Miles SSW Toppenish WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 28. West wind 3 to 5 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 50. Calm wind becoming east around 5 mph in the afternoon.

    High: 50 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 11pm.  Cloudy, then gradually becoming partly cloudy, with a low around 37. East wind around 5 mph becoming calm  in the evening.

    Low: 37 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 65. Southwest wind 3 to 8 mph.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47. Southwest wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 28. West wind 3 to 5 mph.
Sunday
Increasing clouds, with a high near 50. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of rain before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 37. East wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 65. Southwest wind 3 to 8 mph.
Monday Night
Mostly cloudy, with a low around 47. Southwest wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 49.
Wednesday
A 20 percent chance of rain. Mostly cloudy, with a high near 70.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 49.
Thursday
A slight chance of rain before 11am. Partly sunny, with a high near 71.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Partly sunny, with a high near 73.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Toppenish WA
 46.3°N 120.34°W (Elev. 778 ft)
11:50 pm PDT Mar 14, 2026
1am PDT Mar 15, 2026-6pm PDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database