| NWS Forecast for: Trempealeau County Issued by: National Weather Service La Crosse Last Update: 1207 PM CDT Wed Aug 19 2026 |  |
| This Afternoon: Mostly sunny. Highs in the upper 70s. Light winds. Tonight: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s. North winds around 5 mph in the evening, becoming light and variable. Thursday: Mostly sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph. Thursday Night: A chance of thunderstorms. Showers. Lows in the lower 60s. Southwest winds 5 to 10 mph. Chance of rain 80 percent. Friday: Mostly sunny. Highs around 80. West winds 5 to 10 mph. Friday Night: Partly cloudy. Lows in the upper 50s. Saturday And Saturday Night: Mostly clear. Highs in the upper 70s. Lows in the mid 50s. Sunday Through Monday: Partly cloudy. Highs in the upper 70s. Lows in the mid 50s. Monday Night And Tuesday: Partly cloudy. A chance of showers. Lows in the upper 50s. Highs in the lower 80s. Chance of rain 30 percent. | |
| Zone Forecast: Trempealeau County | |
Visit your local NWS office at: https://www.weather.gov/arx |