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

Severe Thunderstorms in the Northeast and Northern Plains; Critical Fire Weather in the West

Scattered severe thunderstorms capable of damaging wind gusts and hail are forecast across the Northeast U.S. and North Dakota today. Heavy to excessive rainfall is possible over eastern New Mexico into western Texas and over the western Florida peninsula today. Critical fire weather conditions will persist today over parts of the interior Northwest and Great Basin. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Clear

81°F

27°C

Humidity 30%
Wind Speed S 4 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 03 Jul 12:05 PM PDT
Extended Forecast for

Prosser WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. Northwest wind around 7 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 56. West wind around 7 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Independence Day

    Independence Day: Mostly cloudy, with a high near 83. West wind 6 to 9 mph.

    High: 83 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 54. West wind around 9 mph.

    Low: 54 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 88. Southwest wind 6 to 9 mph.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 88. Northwest wind around 7 mph.
Tonight
Increasing clouds, with a low around 56. West wind around 7 mph.
Independence Day
Mostly cloudy, with a high near 83. West wind 6 to 9 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 54. West wind around 9 mph.
Saturday
Sunny, with a high near 88. Southwest wind 6 to 9 mph.
Saturday Night
Clear, with a low around 54.
Sunday
Sunny, with a high near 91.
Sunday Night
Clear, with a low around 56.
Monday
Sunny, with a high near 93.
Monday Night
Clear, with a low around 60.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny and hot, with a high near 104.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.21°N 119.75°W (Elev. 741 ft)
Last Update:
12:15 pm PDT Jul 3, 2025
Forecast Valid:
12pm PDT Jul 3, 2025-6pm PDT Jul 9, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation