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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Shawnee, Shawnee Municipal Airport (KSNL)

Lat: 35.36°NLon: 96.94°WElev: 1073ft.

Fair

76°F

24°C

Humidity 83%
Wind Speed S 9 mph
Barometer 29.67 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 18 Jun 4:55 am CDT
Extended Forecast for

Seminole Municipal Airport OK

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Partly sunny, with a high near 83. Southeast wind 6 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 68. Northeast wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: A 50 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 85. Northeast wind around 8 mph becoming southeast in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. East southeast wind 5 to 8 mph.

    Low: 71 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87. South southeast wind 6 to 9 mph.

    High: 87 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 70. Chance of precipitation is 80%.

    Low: 70 °F

    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Partly sunny, with a high near 83. Southeast wind 6 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Tonight
A slight chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 68. Northeast wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A 50 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 85. Northeast wind around 8 mph becoming southeast in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. East southeast wind 5 to 8 mph.
Saturday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87. South southeast wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 75.
Sunday
Mostly sunny, with a high near 94.
Sunday Night
Showers and possibly a thunderstorm. Low around 70. Chance of precipitation is 80%.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Seminole Municipal Airport OK
 35.28°N 96.69°W
Last Update:
1:26 am CDT Jun 18, 2026
Forecast Valid:
5am CDT Jun 18, 2026-6pm CDT Jun 24, 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