National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. 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

  • Today

    Today: Mostly cloudy, with a high near 74. West wind 7 to 16 mph, with gusts as high as 28 mph.

    High: 74 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. West wind 7 to 14 mph becoming south after midnight. Winds could gust as high as 26 mph.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 73. West wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 73 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. West wind 13 to 18 mph decreasing to 7 to 12 mph in the evening. Winds could gust as high as 30 mph.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59. Northwest wind around 7 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 74. West wind 7 to 16 mph, with gusts as high as 28 mph.
Tonight
Mostly cloudy, with a low around 53. West wind 7 to 14 mph becoming south after midnight. Winds could gust as high as 26 mph.
Friday
Partly sunny, with a high near 73. West wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 42. West wind 13 to 18 mph decreasing to 7 to 12 mph in the evening. Winds could gust as high as 30 mph.
Saturday
Sunny, with a high near 59. Northwest wind around 7 mph.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly cloudy, with a high near 60.
Monday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 43.
Tuesday
A chance of rain. Mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 39.
Wednesday
A slight chance of rain and snow. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Toppenish WA
 46.3°N 120.34°W (Elev. 778 ft)
Last Update:
4:20 am PDT Mar 19, 2026
Forecast Valid:
5am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

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