Five Day Weather Forecast for Stillwater
| National Weather Service Forecast for:
Stillwater, OK Issued by: National Weather Service Norman, OK |
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| Updated: Tue, 09-08-2026 2:17am CDT | ||||||||||||||||||||||||||||||||||||||||
| Stillwater, OK | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny, with a high near 103. Heat index values as high as 109. South wind 6 to 12 mph. |
| Tonight |
Clear, with a low around 78. Heat index values as high as 106. South wind 8 to 12 mph. |
| Wednesday |
A slight chance of rain showers between 1pm and 4pm, then a slight chance of showers and thunderstorms. Sunny, with a high near 102. Heat index values as high as 109. South southwest wind 7 to 10 mph. Chance of precipitation is 20%. |
| Wednesday Night |
A chance of showers and thunderstorms before 1am, then showers and thunderstorms. Mostly cloudy, with a low around 72. Heat index values as high as 106. South southwest wind 3 to 8 mph. Chance of precipitation is 80%. |
| Thursday |
Showers and thunderstorms before 1pm. Mostly cloudy, with a high near 88. East southeast wind around 5 mph. Chance of precipitation is 80%. |
| Thursday Night |
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. Chance of precipitation is 30%. |
| Friday |
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 95. Chance of precipitation is 30%. |
| Friday Night |
A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 72. Chance of precipitation is 20%. |
| Saturday |
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 50%. |
| Saturday Night |
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%. |
| Sunday |
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 93. Chance of precipitation is 20%. |
| Sunday Night |
A slight chance of rain showers between 7pm and 1am, then a slight chance of showers and thunderstorms. Mostly clear, with a low around 69. Chance of precipitation is 20%. |
| Monday |
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Sunny, with a high near 91. Chance of precipitation is 30%. |
| Monday Night |
A chance of showers and thunderstorms. Mostly clear, with a low around 65. |
Forecast from NOAA-NWS for Stillwater, OK.
