| NWS Forecast for: Grayson County Issued by: National Weather Service Louisville, KY Last Update: 308 PM CDT Tue Oct 6 2026 |  |
| Tonight: Clear. Lows in the upper 40s. Light winds. Wednesday: Sunny. Highs in the lower 80s. Southwest winds up to 5 mph. Wednesday Night: Mostly clear. Lows in the mid 50s. Southwest winds up to 5 mph. Thursday: Sunny. Highs in the mid 80s. West winds up to 5 mph shifting to the northwest in the afternoon. Thursday Night: Clear. Lows in the lower 50s. Northeast winds up to 5 mph. Friday: Sunny. Highs in the lower 80s. Friday Night: Mostly clear. Lows in the mid 50s. Saturday: Mostly sunny. Highs in the mid 80s. Saturday Night: Mostly cloudy. Chance of rain showers in the evening, then chance of rain showers and slight chance of thunderstorms after midnight. Lows in the upper 50s. Chance of precipitation 50 percent. Sunday: Cooler. Rain showers likely and slight chance of thunderstorms. Highs in the mid 70s. Chance of precipitation 70 percent. Sunday Night: Mostly cloudy. Rain showers likely and chance of thunderstorms in the evening, then slight chance of rain showers after midnight. Lows in the upper 50s. Chance of precipitation 70 percent. Columbus Day: Partly sunny. A 20 percent chance of rain showers in the morning. Highs in the upper 70s. Monday Night: Partly cloudy. Lows in the upper 50s. Tuesday: Mostly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the lower 80s. | |
| Zone Forecast: Grayson County | |
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