I-90 weather conditions near Janesville, Wisconsin
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fog/Mist 63°F 2025-08-13T04:50:00-05:00 Today 2025-08-13, Patchy Fog then Sunny. Patchy fog before 8am. Otherwise, sunny, with a high near 80. North wind around 5 mph.
Tonight 2025-08-13, Mostly Clear. Mostly clear, with a low around 59. North wind around 5 mph becoming calm.
Thursday 2025-08-14, Sunny. Sunny, with a high near 80. Calm wind becoming east around 5 mph.- Thursday Night 2025-08-14, Mostly Clear. Mostly clear, with a low around 60. East wind around 5 mph becoming calm.
- Friday 2025-08-15, Sunny. Sunny, with a high near 84. Light south wind increasing to 5 to 10 mph in the morning.
- Friday Night 2025-08-15, Mostly Clear. Mostly clear, with a low around 67. South wind around 5 mph.
Saturday 2025-08-16, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. South wind 5 to 10 mph.
Saturday Night 2025-08-16, Chance T-storms. A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming northeast after midnight.
Sunday 2025-08-17, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84.Sunday Night 2025-08-17, Slight Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64.
Monday 2025-08-18, Chance Showers then Chance T-storms. A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Monday Night 2025-08-18, Chance T-storms. A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Tuesday 2025-08-19, Chance Showers. A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.