| NWS Forecast for: Grant County Issued by: National Weather Service Norman, OK Last Update: 535 AM CDT Fri Jun 5 2026 | |
| Today: Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. Tonight: Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. South winds 10 to 15 mph. Chance of rain 20 percent. Saturday: Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 50 percent. Saturday Night: Showers. A chance of thunderstorms, mainly in the evening. Lows in the upper 60s. South winds 5 to 10 mph. Chance of rain 90 percent. Sunday: Mostly cloudy in the morning, then becoming mostly sunny. A slight chance of thunderstorms. A chance of showers, mainly in the morning. Humid with highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 50 percent. 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. Chance of rain 20 percent. Monday: Sunny. Highs in the upper 90s. Heat index values up to 110 in the afternoon. Monday Night: Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. Tuesday: Sunny. Highs in the upper 90s. Heat index values up to 105. Tuesday Night: Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. Wednesday: Sunny, breezy with highs in the upper 90s. Wednesday Night: Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. Thursday: Sunny, breezy, hot with highs around 100. | |
| Zone Forecast: Grant County | |
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