| NWS Forecast for: Walworth County Issued by: National Weather Service Milwaukee, WI Last Update: 1030 PM CDT Fri Sep 18 2026 |  |
Tonight: Chance of light showers and slight chance of thunderstorms through around midnight, then showers and chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall after midnight. Locally heavy rainfall possible after midnight. Near steady temperature in the lower 60s. East winds 5 to 15 mph. Chance of precipitation near 100 percent. Saturday: Showers and chance of thunderstorms in the morning, then showers likely and chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Locally heavy rainfall possible in the morning. Highs in the lower 70s. Southeast winds 5 to 15 mph. Chance of precipitation near 100 percent. Saturday Night: Cloudy. Showers through around midnight. Chance of thunderstorms until early morning. Chance of showers after midnight. Locally heavy rainfall possible through around midnight. Lows around 60. Northeast winds up to 10 mph. Chance of precipitation 80 percent. Sunday: Mostly cloudy with a 40 percent chance of light showers. Highs in the mid 60s. Northeast winds 10 to 15 mph. Sunday Night: Mostly cloudy with a 20 percent chance of light rain showers. Lows in the lower 50s. Northeast winds 10 to 15 mph. Monday: Cloudy with a 30 percent chance of light rain showers. Highs in the lower 60s. Monday Night: Mostly cloudy with a 20 percent chance of light rain showers. Lows in the upper 40s. Tuesday: Mostly cloudy. A 20 percent chance of light rain showers in the morning. Highs in the lower 60s. Tuesday Night: Partly cloudy. Lows in the upper 40s. Wednesday: Partly sunny. Highs in the mid 60s. Wednesday Night: Partly cloudy. Lows in the upper 40s. Thursday: Partly sunny. Highs in the mid 60s. Thursday Night: Partly cloudy. Lows around 50. Friday: Partly sunny. Highs in the upper 60s. | |
| Zone Forecast: Walworth County | |
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