National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather Concerns and Severe Thunderstorms through the Weekend

Dry and windy conditions, and some dry thunderstorms and lightning, may support hazardous fire activity in the northern Plains, high southern Plains and the Southwest this weekend. An active severe weather pattern is forecast for portions of the central and southern High Plains into the Upper Midwest through early the part of next week. Damaging winds, large hail, and tornadoes are possible. Read More >

Current conditions at

Stillwater, Stillwater Regional Airport (KSWO)

Lat: 36.16°NLon: 97.09°WElev: 984ft.

Fair

81°F

27°C

Humidity 53%
Wind Speed S 16 G 23 mph
Barometer 29.76 in (1006.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 May 11:53 am CDT
Extended Forecast for

Stillwater OK

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 91. South wind 16 to 18 mph, with gusts as high as 28 mph.

    High: 91 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 71. South wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 91. South wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 91 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. South wind 15 to 18 mph, with gusts as high as 28 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. South wind 17 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 91. South wind 16 to 18 mph, with gusts as high as 28 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 71. South wind 11 to 18 mph, with gusts as high as 28 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 91. South wind 13 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 72. South wind 15 to 18 mph, with gusts as high as 28 mph.
Sunday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. South wind 17 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Stillwater OK
 36.13°N 97.06°W
Last Update:
11:11 am CDT May 15, 2026
Forecast Valid:
12pm CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation