Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Norman / Max Westheimer (KOUN)

Lat: 35.24°NLon: 97.47°WElev: 1182ft.

Fair

84°F

29°C

Humidity 66%
Wind Speed S 20 G 29 mph
Barometer 29.61 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 Jun 10:45 am CDT
Extended Forecast for

2 Miles S Slaughterville OK

  • Today

    Today: Sunny, with a high near 94. Heat index values as high as 100. South wind 20 to 22 mph, with gusts as high as 33 mph.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. South wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny through mid morning, then becoming cloudy, with a high near 87. Southeast wind 8 to 13 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 87 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Low around 67. Northeast wind 9 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%.

    Low: 67 °F

    Chance
    T-storms then
    Showers

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm.  Mostly cloudy, with a high near 86. East northeast wind 8 to 10 mph.  Chance of precipitation is 40%.

    High: 86 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 94. Heat index values as high as 100. South wind 20 to 22 mph, with gusts as high as 33 mph.
Tonight
Mostly clear, with a low around 75. South wind 9 to 15 mph, with gusts as high as 23 mph.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 87. Southeast wind 8 to 13 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 67. Northeast wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Juneteenth
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 86. East northeast wind 8 to 10 mph. Chance of precipitation is 40%.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 75.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly clear, with a low around 74. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Monday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Slaughterville OK
 35.07°N 97.29°W
1:27 am CDT Jun 17, 2026
11am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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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