I-80 weather conditions near Port Byron, Illinois

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 63°F 2025-08-14T02:52:00-05:00
• Overnight 2025-08-14, Mostly Clear. Mostly clear, with a low around 59. Northeast wind around 5 mph.
• Thursday 2025-08-14, Sunny. Sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon.
• Thursday Night 2025-08-14, Mostly Clear. Mostly clear, with a low around 64. Southeast wind around 5 mph.
• Friday 2025-08-15, Sunny. Sunny, with a high near 90. South wind 5 to 10 mph.
• Friday Night 2025-08-15, Mostly Clear. Mostly clear, with a low around 72.
• Saturday 2025-08-16, Sunny. Sunny, with a high near 94.
• Saturday Night 2025-08-16, Mostly Clear. Mostly clear, with a low around 73.
• Sunday 2025-08-17, Sunny. Sunny, with a high near 93.
• Sunday Night 2025-08-17, Partly Cloudy. Partly cloudy, with a low around 72.
• Monday 2025-08-18, Mostly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.
• Monday Night 2025-08-18, Chance T-storms. A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
• Tuesday 2025-08-19, Chance Showers then Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
• Tuesday Night 2025-08-19, Partly Cloudy. Partly cloudy, with a low around 65.
• Wednesday 2025-08-20, Mostly Sunny. Mostly sunny, with a high near 82.