| NWS Forecast for: Rock Island County Issued by: National Weather Service Quad Cities, IA/IL Last Update: 253 PM CDT Mon May 18 2026 |  |
This Afternoon: Cloudy. Near steady temperature in the mid 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Tonight: Mostly cloudy. Showers likely with a chance of thunderstorms after midnight. Lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent. Tuesday: Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Near steady temperature in the upper 60s. Southwest winds 15 to 20 mph, becoming northwest in the afternoon. Chance of rain 40 percent. Tuesday Night: Mostly cloudy in the evening, then clearing. Much cooler. Less humid with lows in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Wednesday: Sunny. Highs in the mid 60s. Northeast winds 5 to 10 mph. Wednesday Night And Thursday: Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. Thursday Night: Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. Chance of rain 40 percent. Friday: Showers likely. Highs in the upper 60s. Chance of rain 70 percent. Friday Night: Mostly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 40 percent. Saturday And Saturday Night: Mostly cloudy. Highs in the mid 70s. Lows in the mid 50s. Sunday: Partly sunny. Highs in the lower 80s. | |
| Zone Forecast: Rock Island County | |
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