| NWS Forecast for: Waukesha County Issued by: National Weather Service Milwaukee, WI Last Update: 131 AM CDT Sun Apr 19 2026 | |
Rest Of Tonight: Clear. Areas of frost. Near steady temperature in the lower 30s. West winds around 5 mph. Sunday: Partly sunny. Chance of sprinkles and flurries in the morning. Chance of light rain showers late in the morning, then chance of sprinkles early in the afternoon. Highs in the upper 40s. Northwest winds 5 to 15 mph. Chance of precipitation 20 percent. Sunday Night: Mostly clear. Widespread frost in the late evening and overnight. Lows in the upper 20s. North winds up to 10 mph shifting to the northeast after midnight. Monday: Sunny. Widespread frost in the morning. Highs in the lower 50s. South winds up to 10 mph. Monday Night: Not as cool. Partly cloudy. Lows in the upper 30s. South winds 5 to 10 mph. Tuesday: Sunny, warmer. Highs in the lower 70s. Tuesday Night: Mostly clear. Lows in the lower 40s. Wednesday: Sunny. Highs in the upper 60s. Wednesday Night: Clear through around midnight then becoming partly cloudy. Lows in the lower 50s. Thursday: Sunny in the morning then becoming partly sunny. Highs in the upper 70s. Thursday Night: Mostly cloudy. Chance of light showers and slight chance of thunderstorms through around midnight, then showers likely after midnight. Lows in the upper 50s. Chance of precipitation 70 percent. Friday: Light showers likely in the morning, then light showers likely and slight chance of thunderstorms in the afternoon. Highs around 70. Chance of precipitation 60 percent. Friday Night: Mostly cloudy through around midnight then becoming partly cloudy. A 40 percent chance of light rain showers. Colder. Lows in the lower 40s. Saturday: Partly sunny with a 20 percent chance of light rain showers. Highs in the lower 60s. | |
| Zone Forecast: Waukesha County | |
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