| NWS Forecast for: Grayson County Issued by: National Weather Service Dallas/Fort Worth, TX Last Update: 334 PM CDT Tue May 5 2026 | |
| Rest Of This Afternoon: Partly sunny. Highs in the upper 80s. Temperatures falling into the upper 70s late. West winds 10 to 15 mph. Tonight: Mostly cloudy with a 20 percent chance of showers and thunderstorms. Much cooler. Less humid with lows in the mid 50s. North winds 5 to 10 mph. Wednesday: Mostly cloudy. Much cooler with highs in the lower 70s. North winds 5 to 10 mph. Wednesday Night: Mostly cloudy. Lows in the lower 50s. North winds around 10 mph. Thursday: Mostly sunny. Highs in the lower 70s. North winds 5 to 10 mph. Thursday Night: Mostly clear. Lows in the lower 50s. Friday: Sunny, warmer with highs in the lower 80s. Friday Night: Mostly clear with a 20 percent chance of showers and thunderstorms. Lows in the lower 60s. Saturday: Sunny. Highs in the mid 80s. Saturday Night: Mostly clear. Lows in the upper 60s. Sunday: Mostly sunny. A 30 percent chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Sunday Night: Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. Chance of rain 40 percent. Monday: Sunny. Highs around 80. Monday Night: Clear. Lows in the upper 50s. Tuesday: Sunny. Highs in the mid 80s. | |
| Zone Forecast: Grayson County | |
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