I-90 weather conditions near Sparta, Wisconsin

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 63°F 2025-10-17T06:55:00-05:00
• Today 2025-10-17, Partly Sunny then Showers Likely and Breezy. A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 77. Breezy, with a south wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
• Tonight 2025-10-17, Showers then Chance Showers. Showers and thunderstorms before 2am, then a chance of showers between 2am and 4am. Low around 51. Southwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
• Saturday 2025-10-18, Mostly Sunny. Mostly sunny, with a high near 72. Light and variable wind becoming west 5 to 8 mph in the morning.
• Saturday Night 2025-10-18, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a low around 42. Northwest wind 6 to 11 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
• Sunday 2025-10-19, Mostly Sunny then Sunny and Breezy. Sunny, with a high near 59. Breezy, with a northwest wind 8 to 17 mph, with gusts as high as 25 mph.
• Sunday Night 2025-10-19, Mostly Clear. Mostly clear, with a low around 38. West wind around 6 mph becoming light and variable.
• Monday 2025-10-20, Mostly Sunny then Mostly Sunny and Breezy. Mostly sunny, with a high near 66. Breezy, with a south wind 6 to 16 mph, with gusts as high as 28 mph.
• Monday Night 2025-10-20, Slight Chance Showers. A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40. West wind 6 to 9 mph, with gusts as high as 20 mph.
• Tuesday 2025-10-21, Mostly Sunny and Breezy. Mostly sunny, with a high near 53. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
• Tuesday Night 2025-10-21, Mostly Clear. Mostly clear, with a low around 31. Northwest wind 6 to 11 mph becoming light west. Winds could gust as high as 21 mph.
• Wednesday 2025-10-22, Mostly Sunny. Mostly sunny, with a high near 56. West wind 5 to 7 mph becoming south in the afternoon.
• Wednesday Night 2025-10-22, Slight Chance Showers. A 20 percent chance of showers. Mostly cloudy, with a low around 35. Light and variable wind.
• Thursday 2025-10-23, Slight Chance Showers. A 20 percent chance of showers. Mostly sunny, with a high near 55. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.