| NWS Forecast for: Ottawa County Issued by: National Weather Service Tulsa, OK Last Update: 132 AM CDT Tue Jun 30 2026 |  |
Rest Of Tonight: Clear. Lows in the upper 70s. South winds 10 to 15 mph. Tuesday: Sunny. Highs in the lower 90s. South winds 10 to 15 mph with gusts up to 30 mph. Heat index values up to 102. Tuesday Night: Clear. Lows in the mid 70s. South winds 5 to 10 mph. Wednesday: Sunny. Highs in the lower 90s. South winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 103. Wednesday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds 5 to 10 mph. Thursday: Mostly sunny. Highs in the mid 90s. Heat index values up to 105. Thursday Night: Partly cloudy. Lows in the mid 70s. Friday: Mostly sunny. Highs in the mid 90s. Heat index values up to 105. Friday Night: Partly cloudy. Lows in the mid 70s. Independence Day: Mostly sunny. Highs in the mid 90s. Heat index values up to 110. Saturday Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. Sunday: Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 105. Sunday Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 30 percent. Monday: Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100. | |
| Zone Forecast: Ottawa County | |
Visit your local NWS office at: https://www.weather.gov/tsa/ |