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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Norman / Max Westheimer (KOUN)

Lat: 35.24°NLon: 97.47°WElev: 1182ft.

Fair

88°F

31°C

Humidity 49%
Wind Speed S 12 mph
Barometer 29.75 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 16 Jun 5:45 pm CDT
Extended Forecast for

2 Miles ESE Lexington OK

  • Tonight

    Tonight: Mostly clear, with a low around 73. South southeast wind 8 to 10 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Heat index values as high as 102. South wind 11 to 21 mph, with gusts as high as 31 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. South wind 9 to 16 mph, with gusts as high as 24 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 90. Southeast wind 7 to 11 mph becoming northeast in the afternoon.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Northeast wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 86.

    High: 86 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.

    High: 91 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75.

    Low: 75 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 73. South southeast wind 8 to 10 mph.
Wednesday
Sunny, with a high near 95. Heat index values as high as 102. South wind 11 to 21 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 76. South wind 9 to 16 mph, with gusts as high as 24 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 90. Southeast wind 7 to 11 mph becoming northeast in the afternoon.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Northeast wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Juneteenth
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 86.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75.
Sunday
Mostly sunny, with a high near 96.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly clear, with a low around 75.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Monday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 73. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Lexington OK
 35.01°N 97.31°W
Last Update:
1:27 pm CDT Jun 16, 2026
Forecast Valid:
6pm CDT Jun 16, 2026-6pm CDT Jun 23, 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