| NWS Forecast for: Peoria County Issued by: National Weather Service Lincoln, IL Last Update: 1037 PM CDT Fri Aug 14 2026 |  |
Rest Of Tonight: Mostly cloudy. A chance of showers and thunderstorms late this evening, then showers with thunderstorms likely. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible. Near steady temperature in the mid 70s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. Saturday: Mostly cloudy. Showers with a chance of thunderstorms in the morning. Some thunderstorms may produce heavy rainfall in the morning. Warmer with highs around 90. Southeast winds 5 to 10 mph, becoming southwest in the afternoon. Chance of rain 90 percent. Heat index values up to 108 in the afternoon. Saturday Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms. Humid with lows in the mid 70s. West winds 5 to 10 mph. Chance of rain 40 percent. Sunday: Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Northwest winds 5 to 10 mph. Chance of rain 40 percent. Sunday Night: Partly cloudy. Lows in the mid 60s. Northwest winds 5 to 10 mph. Monday And Monday Night: Mostly clear. Highs in the lower 80s. Lows in the lower 60s. Tuesday: Mostly sunny. Highs in the mid 80s. Tuesday Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 40 percent. Wednesday: Partly sunny. Highs in the mid 80s. Wednesday Night Through Friday: Partly cloudy. Lows in the mid 60s. Highs in the upper 70s. | |
| Zone Forecast: Peoria County | |
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