| National Weather Service Forecast for:
Stillwater, OK Issued by: National Weather Service Norman, OK |
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| Updated: Mon, 09-14-2026 1:27am CDT | ||||||||||||||||||||||||||||||||||||||||
| Stillwater, OK | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny, with a high near 97. Heat index values as high as 102. South wind 8 to 15 mph, with gusts as high as 23 mph. |
| Tonight |
Clear, with a low around 77. Heat index values as high as 99. South wind around 14 mph, with gusts as high as 21 mph. |
| Tuesday |
Sunny, with a high near 98. Heat index values as high as 104. South wind around 13 mph, with gusts as high as 21 mph. |
| Tuesday Night |
Mostly clear, with a low around 75. Heat index values as high as 102. South southeast wind 7 to 10 mph. |
| Wednesday |
Sunny, with a high near 95. South wind 7 to 10 mph. |
| Wednesday Night |
Mostly clear, with a low around 73. |
| Thursday |
Sunny, with a high near 93. |
| Thursday Night |
Mostly clear, with a low around 73. |
| Friday |
Sunny, with a high near 91. |
| Friday Night |
Mostly clear, with a low around 71. |
| Saturday |
A chance of rain showers after 7am. Sunny, with a high near 90. Chance of precipitation is 30%. |
| Saturday Night |
A chance of rain showers. Partly cloudy, with a low around 67. Chance of precipitation is 40%. |
| Sunday |
A chance of rain showers. Partly sunny, with a high near 86. Chance of precipitation is 30%. |
| Sunday Night |
A chance of rain showers. Partly cloudy, with a low around 64. |
Forecast from NOAA-NWS for Stillwater, OK.