Storms and Heavy Rainfall in the Plains and Southern Appalachians; Hazardous Heat in the South and Southeast

Severe thunderstorms with heavy rainfall will be possible across the southern Appalachians through this evening. Thunderstorms are also expected from the northern/central Plains into portions of the Midwest through Tuesday, and severe storms may produce large hail and damaging wind gusts. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Tinker Air Force Base (KTIK)

Lat: 35.42°NLon: 97.38°WElev: 1293ft.

Partly Cloudy

97°F

36°C

Humidity 30%
Wind Speed E 3 mph
Barometer 30.05 in (1016.0 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 17 Aug 3:55 pm CDT
Extended Forecast for

Valley Brook OK

Extreme Heat Warning August 18, 11:00am until August 18, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Sunny, with a high near 96. Heat index values as high as 103. North northeast wind around 6 mph.

    High: 96 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 75. Northeast wind 5 to 7 mph.

    Low: 75 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Isolated thunderstorms after 1pm.  Sunny and hot, with a high near 105. Heat index values as high as 108. Southeast wind 7 to 11 mph becoming west southwest in the morning.  Chance of precipitation is 10%.

    High: 105 °F

    Sunny then
    Isolated
    T-storms

  • Tuesday Night

    Tuesday Night: Clear, with a low around 80. South southwest wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 80 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 106. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 106 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 96. Heat index values as high as 103. North northeast wind around 6 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 75. Northeast wind 5 to 7 mph.
Tuesday
Isolated thunderstorms after 1pm. Sunny and hot, with a high near 105. Heat index values as high as 108. Southeast wind 7 to 11 mph becoming west southwest in the morning. Chance of precipitation is 10%.
Tuesday Night
Clear, with a low around 80. South southwest wind 9 to 14 mph, with gusts as high as 21 mph.
Wednesday
Sunny and hot, with a high near 106. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Mostly sunny and hot, with a high near 100.
Thursday Night
Partly cloudy, with a low around 74.
Friday
Sunny and hot, with a high near 101.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Mostly sunny and hot, with a high near 101.
Sunday Night
Mostly clear, with a low around 78.
Monday
Mostly sunny and hot, with a high near 103.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Valley Brook OK
 35.41°N 97.49°W
1:32 pm CDT Aug 17, 2026
4pm CDT Aug 17, 2026-6pm CDT Aug 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database