
Blizzard Conditions Are Forecast Across Parts of the Northern Plains and Upper Great Lakes
In the north-central U.S., a strong storm will continue to bring heavy snow and gusty to high winds over parts of the northern Plains and Upper Midwest tonight before moving across the Great Lakes with heavy lake effect snow Wednesday into Thanksgiving Day. Read More >
Current conditions at
Tri-Cities Airport (KPSC)
Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.
Rain
37°F
3°C
| Humidity | 100% |
| Wind Speed | N 0 MPH |
| Barometer | 30.22 in (1023.37 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 7.00 mi |
| Last update | 25 Nov 11:00 PM PST |
Extended Forecast for
Prosser WA
Tonight

Low: 34 °F
Rain Likely
Wednesday
High: 45 °F
Cloudy then
Chance RainWednesday Night

Low: 36 °F
Rain Likely
Thanksgiving Day

High: 45 °F
Rain Likely
Thursday Night

Low: 34 °F
Rain Likely
Friday
High: 48 °F
Chance Rain
then Mostly
SunnyFriday Night

Low: 29 °F
Mostly Cloudy
Saturday

High: 43 °F
Mostly Cloudy
Saturday Night

Low: 26 °F
Mostly Cloudy
Detailed Forecast
Tonight
Rain likely, mainly before 1am. Cloudy, with a low around 34. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A slight chance of rain before 7am, then a chance of rain after 1pm. Cloudy, with a high near 45. Light and variable wind becoming northeast around 5 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
Rain likely, mainly after 7pm. Cloudy, with a low around 36. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thanksgiving Day
Rain likely. Cloudy, with a high near 45. North wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely, mainly before 4am. Mostly cloudy, with a low around 34. North wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 30 percent chance of rain before 10am. Partly sunny, with a high near 48.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Mostly cloudy, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 47.
Additional Forecasts and Information
Basemap Options
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ABOUT THIS FORECAST
Point Forecast:
Prosser WA
46.21°N 119.75°W (Elev. 741 ft)
46.21°N 119.75°W (Elev. 741 ft)
10:40 pm PST Nov 25, 2025
11pm PST Nov 25, 2025-6pm PST Dec 2, 2025


