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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

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

7 Miles W Benton City WA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 73. West wind around 21 mph, with gusts as high as 30 mph.

    High: 73 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between 8pm and 2am. Cloudy, with a low around 46. West wind 7 to 16 mph, with gusts as high as 26 mph.

    Low: 46 °F

    Chance Rain

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 60. West wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 60 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. West wind 6 to 9 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58. Light and variable wind becoming south 5 to 7 mph in the afternoon.

    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 59.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 11am. Cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 73. West wind around 21 mph, with gusts as high as 30 mph.
Tonight
A 30 percent chance of rain, mainly between 8pm and 2am. Cloudy, with a low around 46. West wind 7 to 16 mph, with gusts as high as 26 mph.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 60. West wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 33. West wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 58. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly cloudy, with a high near 59.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
A 30 percent chance of rain, mainly after 11am. Cloudy, with a high near 62.
Tuesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 41.
Wednesday
A slight chance of rain. Partly sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles W Benton City WA
 46.26°N 119.64°W (Elev. 814 ft)
Last Update:
2:30 pm PDT Mar 20, 2026
Forecast Valid:
2pm PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation