I-90 weather conditions near Sun Prairie, Wisconsin
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 48°F 2025-11-07T02:53:00-06:00 
Overnight 2025-11-07, Mostly Cloudy. Mostly cloudy, with a low around 45. Southwest wind around 15 mph.Friday 2025-11-07, Sunny then Isolated Showers. Scattered sprinkles between 3pm and 4pm, then isolated showers after 4pm. Mostly sunny, with a high near 58. West wind around 15 mph. Chance of precipitation is 20%.
- Friday Night 2025-11-07, Mostly Cloudy. Mostly cloudy, with a low around 31. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Saturday 2025-11-08, Slight Chance Rain/Snow then Rain/Snow Likely. A slight chance of rain and snow before noon, then rain likely between noon and 3pm, then rain and snow likely after 3pm. Mostly cloudy, with a high near 42. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night 2025-11-08, Rain/Snow Likely then Slight Chance Snow. Rain and snow likely, becoming all snow after 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 22. North wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday 2025-11-09, Partly Sunny. Partly sunny, with a high near 34. Northwest wind around 15 mph.- Sunday Night 2025-11-09, Partly Cloudy. Partly cloudy, with a low around 20. Northwest wind 10 to 15 mph.
Monday 2025-11-10, Mostly Sunny. Mostly sunny, with a high near 36. Northwest wind 10 to 15 mph.- Monday Night 2025-11-10, Increasing Clouds. Increasing clouds, with a low around 22.
- Veterans Day 2025-11-11, Partly Sunny. Partly sunny, with a high near 45.
- Tuesday Night 2025-11-11, Partly Cloudy. Partly cloudy, with a low around 33.
- Wednesday 2025-11-12, Mostly Sunny. Mostly sunny, with a high near 50.
Wednesday Night 2025-11-12, Mostly Clear. Mostly clear, with a low around 31.- Thursday 2025-11-13, Mostly Sunny. Mostly sunny, with a high near 48.