I-39 weather conditions near Rockford, Illinois

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 47°F 2026-05-04T01:54:00-05:00
• Overnight 2026-05-04, Mostly Clear. Mostly clear, with a low around 49. South southwest wind around 5 mph.
• Monday 2026-05-04, Sunny then Slight Chance T-storms and Breezy. A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 79. Breezy, with a west southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
• Monday Night 2026-05-04, Chance T-storms then Mostly Cloudy. A 50 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 46. West wind 5 to 15 mph becoming north after midnight.
• Tuesday 2026-05-05, Mostly Cloudy. Mostly cloudy, with a high near 55. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
• Tuesday Night 2026-05-05, Mostly Cloudy. Mostly cloudy, with a low around 37. North northwest wind 5 to 10 mph.
• Wednesday 2026-05-06, Partly Sunny. Partly sunny, with a high near 56.
• Wednesday Night 2026-05-06, Mostly Cloudy. Mostly cloudy, with a low around 37.
• Thursday 2026-05-07, Mostly Sunny. Mostly sunny, with a high near 59.
• Thursday Night 2026-05-07, Partly Cloudy. Partly cloudy, with a low around 41.
• Friday 2026-05-08, Mostly Sunny. Mostly sunny, with a high near 64.
• Friday Night 2026-05-08, Partly Cloudy. Partly cloudy, with a low around 40.
• Saturday 2026-05-09, Sunny. Sunny, with a high near 67.
• Saturday Night 2026-05-09, Partly Cloudy. Partly cloudy, with a low around 45.
• Sunday 2026-05-10, Partly Sunny. Partly sunny, with a high near 67.