7-Day Zone Forecast for Buchanan County (Text-Only)
NWS Forecast for: Buchanan County
Issued by: National Weather Service Quad Cities, IA/IL
Last Update: 541 AM CDT Wed Sep 30 2026




Today: Cloudy with a chance of showers. A slight chance of thunderstorms this afternoon. Highs in the lower 70s. South winds 5 to 10 mph. Chance of rain 50 percent.

Tonight: Showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Humid with lows in the lower 60s. Southwest winds around 5 mph. Chance of rain 90 percent.

Thursday: Showers with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the upper 60s. North winds 5 to 10 mph. Chance of rain near 100 percent.

Thursday Night: Mostly cloudy. Cooler. Less humid with lows around 50. North winds around 10 mph.

Friday: Sunny. Highs in the mid 60s. North winds 5 to 10 mph.

Friday Night And Saturday: Mostly clear. Lows in the mid 40s. Highs in the mid 60s.

Saturday Night: Partly cloudy. Lows around 50.

Sunday: Sunny. Highs in the mid 60s.

Sunday Night: Clear. Lows in the lower 40s.

Monday And Monday Night: Mostly clear. Highs around 60. Lows in the mid 40s.

Tuesday: Mostly sunny. Highs in the lower 60s.







Zone Forecast: Buchanan County

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