Threats For Heavy Rain and Severe Thunderstorms Continue in the Plains; Fire Weather Conditions Worsen in the Southwest
On Monday and Tuesday, the focus for heavy rain and severe thunderstorms will continue in the Plains and central Mississippi River Valley. Meanwhile, hot conditions and Critical Fire Weather looms over the Great Basin and Southwest U.S. through midweek. Read More >
Current conditions at
Tri-Cities Airport (KPSC)
Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.
Clear
84°F
29°C
| Humidity | 21% |
| Wind Speed | ENE 6 MPH |
| Barometer | 29.93 in (1013.55 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 15 Jun 07:05 PM PDT |
Extended Forecast for
Prosser WA
Tonight
Low: 54 °F
Increasing
CloudsMonday
High: 90 °F
Mostly Sunny
Monday Night
Low: 50 °F
Mostly Clear
Tuesday
High: 87 °F
Sunny
Tuesday Night
Low: 54 °F
Mostly Clear
Wednesday
High: 88 °F
Sunny
Wednesday Night
Low: 50 °F
Mostly Clear
Juneteenth
High: 85 °F
Mostly Sunny
Thursday Night
Low: 52 °F
Partly Cloudy
Detailed Forecast
Tonight
Increasing clouds, with a low around 54. South wind around 5 mph becoming light and variable in the evening.
Monday
Mostly sunny, with a high near 90. Light west wind increasing to 6 to 11 mph in the morning.
Monday Night
Mostly clear, with a low around 50. West wind 6 to 14 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 87. Southwest wind 5 to 9 mph.
Tuesday Night
Mostly clear, with a low around 54. West wind 6 to 11 mph.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 50.
Juneteenth
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A chance of showers. Partly sunny, with a high near 73.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 79.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Prosser WA
46.2°N 119.78°W (Elev. 646 ft)
46.2°N 119.78°W (Elev. 646 ft)
6:05 pm PDT Jun 15, 2025
7pm PDT Jun 15, 2025-6pm PDT Jun 22, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
