Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Norman / Max Westheimer (KOUN)

Lat: 35.24°NLon: 97.47°WElev: 1182ft.

Fair

87°F

31°C

Humidity 50%
Wind Speed S 13 mph
Barometer 30.06 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 16 Aug 12:55 am CDT
Extended Forecast for

Washington OK

Heat Advisory August 16, 01:29am until August 16, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 16, 01:29am until August 16, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Overnight

    Low: 77 °F

    Clear

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Sunny and hot, with a high near 103. Heat index values as high as 106. West southwest wind 9 to 13 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    High: 103 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of thunderstorms before 7pm.  Partly cloudy, with a low around 74. West wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 10%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 99. Northeast wind 3 to 6 mph.

    High: 99 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. East northeast wind 5 to 7 mph becoming light and variable.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 104.

    High: 104 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 77.

    Low: 77 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 105.

    High: 105 °F

    Hot

Detailed Forecast

Overnight
Clear, with a low around 77. South southwest wind 8 to 10 mph.
Sunday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 103. Heat index values as high as 106. West southwest wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 74. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 10%.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Northeast wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 73. East northeast wind 5 to 7 mph becoming light and variable.
Tuesday
Sunny and hot, with a high near 104.
Tuesday Night
Clear, with a low around 77.
Wednesday
Sunny and hot, with a high near 105.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 74.
Friday
Mostly sunny and hot, with a high near 101.
Friday Night
A 20 percent chance of showers. Mostly clear, with a low around 73.
Saturday
Mostly sunny and hot, with a high near 100.
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ABOUT THIS FORECAST

 
Point Forecast:
Washington OK
 35.05°N 97.48°W
1:17 am CDT Aug 16, 2026
1am CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
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Additional Resources

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