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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

SULLIVAN (KUUV)

Lat: 38.23°NLon: 91.16°WElev: 933ft.

Fair

N/A

Humidity NA
Wind Speed N 3 mph
Barometer 30.14 in
Dewpoint N/A
Visibility 10.00 mi
Last update 23 Aug 9:15 am CDT
Extended Forecast for

4 Miles ESE Leasburg MO

  • Today

    Today: Mostly sunny, with a high near 82. Northwest wind 3 to 6 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 62. Light and variable wind.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny through mid morning, then becoming mostly cloudy, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Light southeast wind.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 82. Northwest wind 3 to 6 mph.
Tonight
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 62. Light and variable wind.
Monday
Sunny through mid morning, then becoming mostly cloudy, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 84. Light southeast wind.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 64.
Friday
A 20 percent chance of showers. Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 64.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Leasburg MO
 38.07°N 91.22°W (Elev. 738 ft)
Last Update:
8:41 am CDT Aug 23, 2026
Forecast Valid:
9am CDT Aug 23, 2026-6pm CDT Aug 29, 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