| NWS Forecast for: Waupaca County Issued by: National Weather Service Green Bay, WI Last Update: 123 PM CDT Sun Jul 26 2026 | |
This Afternoon: Hot and humid. Partly sunny. Highs in the lower 90s. Southwest wind 5 to 10 mph. Heat indices to 99. Tonight: Muggy. Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely and a chance of thunderstorms after midnight. Lows in the lower 70s. Southwest wind 5 to 10 mph. Chance of rain 70 percent. Highest heat index readings to 99 in the evening. Monday: Humid. Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Southwest wind 5 to 10 mph shifting to the west in the afternoon. Chance of rain 50 percent. Heat indices to 97. Monday Night: Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows in the lower 60s. Northeast wind 5 to 10 mph. Tuesday: Sunny. Highs in the lower 80s. Northeast wind 5 to 10 mph. Tuesday Night Through Wednesday Night: Clear. Lows in the lower 60s. Highs in the middle 80s. Thursday: Mostly sunny. Highs in the upper 80s. Thursday Night: Muggy. Mostly cloudy with a 40 percent chance of showers and thunderstorms. Lows in the upper 60s. Friday: Humid. Partly sunny with a 50 percent chance of showers and thunderstorms. Highs in the lower 80s. Friday Night: Partly cloudy with a chance of showers. Lows in the middle 60s. Chance of rain 40 percent. Saturday: Mostly sunny. Highs in the middle 80s. | |
| Zone Forecast: Waupaca County | |
Visit your local NWS office at: https://www.weather.gov/grb |