I-90 weather conditions near Janesville, Wisconsin

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Mostly Cloudy 45°F 2026-05-05T05:45:00-05:00
• Today 2026-05-05, Mostly Cloudy. Mostly cloudy, with a high near 60. West wind 5 to 10 mph.
• Tonight 2026-05-05, Mostly Cloudy then Areas Frost. Areas of frost after 5am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 36. Northwest wind 5 to 10 mph becoming light north in the evening.
• Wednesday 2026-05-06, Areas Frost then Partly Sunny. Areas of frost before 7am. Otherwise, partly sunny, with a high near 54. Northwest wind 5 to 10 mph.
• Wednesday Night 2026-05-06, Partly Cloudy then Areas Frost. Areas of frost after 2am. Otherwise, partly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.
• Thursday 2026-05-07, Areas Frost then Slight Chance Showers. A 20 percent chance of showers after 1pm. Areas of frost before 8am. Otherwise, mostly sunny, with a high near 60. Light west wind increasing to 5 to 10 mph in the morning.
• Thursday Night 2026-05-07, Partly Cloudy. Partly cloudy, with a low around 42. South wind around 5 mph.
• Friday 2026-05-08, Partly Sunny then Chance Showers. A 30 percent chance of showers after 1pm. Partly sunny, with a high near 65. Southwest wind 5 to 10 mph.
• Friday Night 2026-05-08, Slight Chance Showers. A 20 percent chance of showers before 1am. Partly cloudy, with a low around 42. West wind around 5 mph becoming calm in the evening.
• Saturday 2026-05-09, Sunny. Sunny, with a high near 71.
• Saturday Night 2026-05-09, Chance Showers. A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 48.
• Sunday 2026-05-10, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a high near 63.
• Sunday Night 2026-05-10, Slight Chance Showers. A 20 percent chance of showers. Partly cloudy, with a low around 41.
• Monday 2026-05-11, Mostly Sunny. Mostly sunny, with a high near 63.