Thunderstorms and Heavy Rain Across the Southern and Eastern US; Heat and Fire Weather Concerns in the West

Showers and thunderstorms are expected across the southern and eastern US this week, with heavy rain and localized flooding, particularly near the Gulf Coast. Monsoonal moisture will bring rain and potential flooding to parts of the Southwest. Heat and fire weather threats will continue to impact the West. Read More >

Current conditions at

Norman / Max Westheimer (KOUN)

Lat: 35.24°NLon: 97.47°WElev: 1182ft.

Fair

72°F

22°C

Humidity 91%
Wind Speed S 7 mph
Barometer 30.07 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 30 Jun 10:55 pm CDT
Extended Forecast for

Newcastle OK

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 4am.  Mostly cloudy, with a low around 70. East wind around 5 mph becoming light and variable.  Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Partly sunny, with a high near 87. North northwest wind 5 to 7 mph becoming east northeast in the afternoon.

    High: 87 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 70. East southeast wind 3 to 6 mph.

    Low: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 89. South southeast wind 3 to 8 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 71. South southeast wind around 7 mph.

    Low: 71 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Independence Day

    Independence Day: A 20 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 90.

    High: 90 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 4am. Mostly cloudy, with a low around 70. East wind around 5 mph becoming light and variable. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 87. North northwest wind 5 to 7 mph becoming east northeast in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. East southeast wind 3 to 6 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South southeast wind 3 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 71. South southeast wind around 7 mph.
Thursday
Partly sunny, with a high near 89.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Independence Day
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 73.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Monday
Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle OK
 35.25°N 97.6°W
9:27 pm CDT Jun 30, 2025
11pm CDT Jun 30, 2025-6pm CDT Jul 7, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database