| National Weather Service Forecast for:
Sun Prairie, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: 04/19/2025 2:08am | ||||||||||||||||||||||||||||||||||||||||
| Sun Prairie WI | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Mostly cloudy, with a low around 42. Northwest wind 5 to 10 mph. |
| Saturday |
Partly sunny, with a high near 57. Northwest wind 5 to 10 mph. |
| Saturday Night |
Partly cloudy, with a low around 36. North wind 0 to 5 mph. |
| Sunday |
Rain showers after 1pm. Partly sunny. High near 54, with temperatures falling to around 48 in the afternoon. East wind 5 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday Night |
Rain showers before 7pm, then showers and thunderstorms. Cloudy. Low around 45, with temperatures rising to around 50 overnight. East wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible. |
| Monday |
Rain showers before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 52. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Monday Night |
A chance of rain showers before 7pm. Partly cloudy, with a low around 35. West wind 5 to 15 mph. Chance of precipitation is 30%. |
| Tuesday |
A chance of rain showers after 7am. Mostly sunny, with a high near 63. South wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tuesday Night |
A chance of rain showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 50%. |
| Wednesday |
A chance of showers and thunderstorms. Mostly sunny, with a high near 70. Chance of precipitation is 40%. |
| Wednesday Night |
A chance of rain showers. Partly cloudy, with a low around 45. Chance of precipitation is 30%. |
| Thursday |
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny. High near 69, with temperatures falling to around 64 in the afternoon. Chance of precipitation is 30%. |
| Thursday Night |
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. Chance of precipitation is 40%. |
| Friday |
A chance of rain showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%. |
Forecast from NOAA-NWS for Sun Prairie, WI.