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

Severe Storms and Heavy Rain in Texas; Record Heat Along the East Coast

Scattered severe storms with large hail, isolated severe gusts, and localized flooding are expected across parts of west Texas. Isolated flash flooding is also possible in the central Gulf coast. An early season heat wave will continue to impact the eastern U.S. today, before isolated severe storms move across the central Appalachians into the Mid-Atlantic and far southern New England. Read More >

Current conditions at

Stillwater, Stillwater Regional Airport (KSWO)

Lat: 36.16°NLon: 97.09°WElev: 984ft.

Overcast

56°F

13°C

Humidity 90%
Wind Speed NE 8 mph
Barometer 30.19 in (1021.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 20 May 10:53 am CDT
Extended Forecast for

7 Miles WSW Stillwater Regional Airport OK

  • Today

    Today: Mostly cloudy, with a high near 65. Northeast wind around 9 mph.

    High: 65 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. East northeast wind 5 to 8 mph.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 69. East wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 58. East wind 3 to 8 mph. Chance of precipitation is 90%.

    Low: 58 °F

    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 79. Calm wind becoming south around 6 mph in the afternoon.

    High: 79 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 7am. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy, with a high near 65. Northeast wind around 9 mph.
Tonight
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. East northeast wind 5 to 8 mph.
Thursday
Showers and possibly a thunderstorm. High near 69. East wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 58. East wind 3 to 8 mph. Chance of precipitation is 90%.
Friday
Mostly cloudy, with a high near 79. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
Showers and possibly a thunderstorm. Low around 59. Chance of precipitation is 80%.
Saturday
A chance of showers, with thunderstorms also possible after 7am. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60.
Memorial Day
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Stillwater Regional Airport OK
 36.13°N 97.2°W
Last Update:
11:06 am CDT May 20, 2026
Forecast Valid:
11am CDT May 20, 2026-6pm CDT May 26, 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