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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Muskogee-Davis Regional Airport (KMKO)

Lat: 35.66°NLon: 95.36°WElev: 607ft.

Fair

94°F

34°C

Humidity 51%
Wind Speed SW 12 mph
Barometer 29.89 in (1011.3 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 31 Jul 12:53 pm CDT
Extended Forecast for

Lost City OK

Extreme Heat Warning July 31, 01:11pm until July 31, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 31, 01:11pm until July 31, 09:00pm

    NOW until 9:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 102 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 68. West wind around 5 mph becoming north in the evening.

    Low: 68 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. North wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 67. North wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 92. Calm wind.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 69. Calm wind becoming southeast around 5 mph.

    Low: 69 °F

    Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 102. Heat index values as high as 112. Southwest wind around 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 68. West wind around 5 mph becoming north in the evening.
Saturday
Sunny, with a high near 88. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 68. North wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 90. North wind 5 to 10 mph.
Sunday Night
Clear, with a low around 67. North wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 92. Calm wind.
Monday Night
Clear, with a low around 69. Calm wind becoming southeast around 5 mph.
Tuesday
Sunny, with a high near 95. Southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 73. East wind around 5 mph.
Wednesday
Sunny, with a high near 97. South wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph.
Thursday
Sunny, with a high near 97. South wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lost City OK
 35.99°N 95.14°W
Last Update:
12:50 pm CDT Jul 31, 2026
Forecast Valid:
1pm CDT Jul 31, 2026-6pm CDT Aug 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation