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

Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Hannibal Regional Airport (KHAE)

Lat: 39.73°NLon: 91.44°WElev: 770ft.

Fair

88°F

31°C

Humidity 46%
Wind Speed NW 8 mph
Barometer 30.00 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 26 Aug 2:35 pm CDT
Extended Forecast for

4 Miles WNW Clarksville MO

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 90. Northwest wind around 7 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 63. North wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 86. Calm wind.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 90. Northwest wind around 7 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 63. North wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 59. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 86. Calm wind.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
Partly cloudy, with a low around 73.
Monday
Mostly sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Mostly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Clarksville MO
 39.41°N 90.97°W (Elev. 440 ft)
Last Update:
1:26 pm CDT Aug 26, 2026
Forecast Valid:
2pm CDT Aug 26, 2026-6pm CDT Sep 1, 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