| NWS Forecast for: Grayson County Issued by: National Weather Service Dallas/Fort Worth, TX Last Update: 609 AM CDT Thu May 28 2026 |  |
| Today: Patchy fog this morning. Mostly sunny with a slight chance of showers. A slight chance of thunderstorms this afternoon. Warmer with highs in the mid 80s. Northwest winds around 5 mph. Chance of rain 20 percent. Tonight: A slight chance of thunderstorms in the evening. Mostly clear with a slight chance of showers. Lows in the upper 60s. Southeast winds around 5 mph. Chance of rain 20 percent. Friday: Mostly sunny. Highs in the upper 80s. Southwest winds around 5 mph. Friday Night: Partly cloudy. Lows in the lower 70s. South winds around 5 mph. Saturday: Mostly sunny. Highs in the upper 80s. South winds 5 to 10 mph. Saturday Night: Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of showers and thunderstorms. Lows in the lower 70s. Sunday: Mostly sunny. Highs in the upper 80s. Sunday Night: Mostly clear. A 20 percent chance of showers and thunderstorms in the evening. Lows in the lower 70s. Monday: Mostly sunny. Highs in the upper 80s. Monday Night: Mostly clear with a 20 percent chance of showers and thunderstorms. Lows around 70. Tuesday: Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Tuesday Night: Mostly clear. Lows in the upper 60s. Wednesday: Mostly sunny. Highs in the lower 80s. | |
| Zone Forecast: Grayson County | |
Visit your local NWS office at: https://www.weather.gov/fwd |