| NWS Forecast for: Washington County Issued by: National Weather Service Peachtree City, GA Last Update: 500 AM EDT Sat Jul 18 2026 |  |
Today: Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the mid 90s. Light southwest winds. Chance of rain 20 percent. Heat index values up to 107. Tonight: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 70s. Light southwest winds. Chance of rain 20 percent. Sunday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 90s. Light southwest winds. Chance of rain 20 percent. Heat index values up to 105. Sunday Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 70s. Light and variable winds. Chance of rain 20 percent. Monday: Sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Temperature falling into the upper 80s in the afternoon. Light southwest winds. Chance of rain 30 percent. Heat index values up to 104. Monday Night: Mostly clear. Lows in the mid 70s. Tuesday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. Tuesday Night: Partly cloudy. Lows in the mid 70s. Wednesday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40 percent. Heat index values up to 105. Wednesday Night: Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 50 percent. Thursday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Thursday Night: Partly cloudy. A slight chance of showers in the evening. Lows in the lower 70s. Chance of rain 20 percent. Friday: Partly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. | |
| Zone Forecast: Washington County | |
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