| National Weather Service Forecast for:
Sun Prairie, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: 12/12/2025 7:42pm | ||||||||||||||||||||||||||||||||||||||||
| Sun Prairie WI | ||||||||||||||||||||||||||||||||||||||||
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Cold Weather Advisory issued December 12 at 2:06PM CST until December 14 at 10:00AM CST
| Tonight |
A chance of snow showers before midnight. Mostly cloudy, with a low around -4. Wind chill values as low as -22. West wind 10 to 15 mph, with gusts as high as 30 mph. |
| Saturday |
Partly sunny, with a high near 5. Wind chill values as low as -21. Northwest wind around 10 mph. |
| Saturday Night |
Mostly clear, with a low around -8. Wind chill values as low as -25. Northwest wind around 10 mph. |
| Sunday |
Sunny, with a high near 6. Wind chill values as low as -26. West wind 5 to 10 mph. |
| Sunday Night |
Mostly cloudy. Low around -2, with temperatures rising to around 4 overnight. Southwest wind 5 to 15 mph. |
| Monday |
Partly sunny, with a high near 23. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. |
| Monday Night |
Mostly cloudy, with a low around 8. Southwest wind 0 to 5 mph. |
| Tuesday |
Mostly cloudy, with a high near 35. South wind 5 to 15 mph. |
| Tuesday Night |
Mostly cloudy, with a low around 25. |
| Wednesday |
Mostly cloudy, with a high near 40. |
| Wednesday Night |
A chance of rain. Mostly cloudy, with a low around 27. Chance of precipitation is 50%. |
| Thursday |
A slight chance of rain before noon. Mostly sunny. High near 37, with temperatures falling to around 25 in the afternoon. Chance of precipitation is 20%. |
| Thursday Night |
Partly cloudy, with a low around 11. |
| Friday |
A slight chance of snow after noon. Partly sunny, with a high near 32. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for Sun Prairie, WI.