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: Wed, 08-19-2026 1:26am CDT | ||||||||||||||||||||||||||||||||||||||||
| Stillwater, OK | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Clear, with a low around 80. South southwest wind around 12 mph. |
| Wednesday |
A slight chance of rain showers between 7am and 10am. Sunny, with a high near 107. Heat index values as high as 109. West wind around 10 mph. Chance of precipitation is 20%. |
| Wednesday Night |
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 74. Heat index values as high as 107. Northeast wind 5 to 9 mph. Chance of precipitation is 20%. |
| Thursday |
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 101. Heat index values as high as 105. Northeast wind 5 to 8 mph. Chance of precipitation is 20%. |
| Thursday Night |
Partly cloudy, with a low around 72. East northeast wind 3 to 8 mph. |
| Friday |
Sunny, with a high near 102. |
| Friday Night |
Mostly clear, with a low around 75. |
| Saturday |
Sunny, with a high near 105. |
| Saturday Night |
Mostly clear, with a low around 77. |
| Sunday |
Mostly sunny, with a high near 104. |
| Sunday Night |
Mostly clear, with a low around 78. |
| Monday |
Mostly sunny, with a high near 105. |
| Monday Night |
Mostly clear, with a low around 78. |
| Tuesday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 104. |
Forecast from NOAA-NWS for Stillwater, OK.
