Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

SULLIVAN (KUUV)

Lat: 38.23°NLon: 91.16°WElev: 933ft.

Fair

N/A

Humidity NA
Wind Speed S 5 mph
Barometer 30.08 in
Dewpoint N/A
Visibility 10.00 mi
Last update 4 Aug 10:15 am CDT
Extended Forecast for

7 Miles E Mount Sterling MO

  • Today

    Today: Sunny, with a high near 89. South wind around 6 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. Southeast wind 3 to 5 mph.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Isolated showers and thunderstorms after 3pm.  Mostly sunny, with a high near 90. Light south wind.  Chance of precipitation is 20%.

    High: 90 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Wednesday Night

    Wednesday Night: Isolated showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 70. Light southeast wind.  Chance of precipitation is 70%.

    Low: 70 °F

    Isolated
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm.  Partly sunny, with a high near 87. Light south wind.  Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 88. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 89. South wind around 6 mph.
Tonight
Mostly clear, with a low around 69. Southeast wind 3 to 5 mph.
Wednesday
Isolated showers and thunderstorms after 3pm. Mostly sunny, with a high near 90. Light south wind. Chance of precipitation is 20%.
Wednesday Night
Isolated showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Light southeast wind. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm before 1pm. Partly sunny, with a high near 87. Light south wind. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 20%.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Mount Sterling MO
 38.47°N 91.49°W (Elev. 794 ft)
9:01 am CDT Aug 4, 2026
10am CDT Aug 4, 2026-6pm CDT Aug 10, 2026
 
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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