| NWS Forecast for: Whiteside County Issued by: National Weather Service Quad Cities, IA/IL Last Update: 236 PM CDT Wed Sep 16 2026 |  |
This Afternoon: Cloudy with a 40 percent chance of showers. Not as warm. Near steady temperature in the upper 60s. Northeast winds around 5 mph. Tonight: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers with thunderstorms likely after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Humid. Near steady temperature in the mid 60s. East winds around 5 mph. Chance of rain 90 percent. Thursday: Mostly cloudy. Showers with a chance of thunderstorms in the morning. Some thunderstorms may produce heavy rainfall in the morning. Humid with highs in the upper 70s. Southeast winds around 5 mph, becoming north around 5 mph in the afternoon. Chance of rain 90 percent. Thursday Night: Mostly cloudy. Humid with lows in the lower 60s. Northeast winds around 5 mph. Friday: Partly sunny with a 40 percent chance of showers. Humid with highs in the upper 70s. East winds 5 to 10 mph. Friday Night: Partly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 50 percent. Saturday: Showers likely. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 70 percent. Saturday Night: Showers likely with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 60 percent. Sunday: Showers likely, mainly in the morning. Not as warm with highs in the lower 70s. Chance of rain 60 percent. Sunday Night: A chance of thunderstorms. Showers likely, mainly in the evening. Lows in the upper 50s. Chance of rain 60 percent. Monday: Mostly cloudy with a chance of showers. Highs around 70. Chance of rain 50 percent. Monday Night And Tuesday: Mostly cloudy. Lows in the mid 50s. Highs in the lower 70s. | |
| Zone Forecast: Whiteside County | |
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