Storms and Heavy Rainfall in the Plains and Southern Appalachians; Hazardous Heat in the South and Southeast

Severe thunderstorms with heavy rainfall will be possible across the southern Appalachians through this evening. Thunderstorms are also expected from the northern/central Plains into portions of the Midwest through Tuesday, and severe storms may produce large hail and damaging wind gusts. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Jefferson City, Jefferson City Memorial Airport (KJEF)

Lat: 38.59°NLon: 92.16°WElev: 548ft.

Fair

81°F

27°C

Humidity 57%
Wind Speed N 3 mph
Barometer 30.05 in (1016.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Aug 5:53 pm CDT
Extended Forecast for

4 Miles SE Saint Martins MO

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 66. North wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 93. Calm wind becoming south 5 to 7 mph in the morning.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms, mainly after 1am.  Low around 71. East wind 6 to 9 mph.  Chance of precipitation is 80%.

    Low: 71 °F

    Mostly Clear
    then T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 7am.  Cloudy through mid morning, then becoming mostly sunny, with a high near 85. Southeast wind 5 to 8 mph becoming light and variable.  Chance of precipitation is 60%.

    High: 85 °F

    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 69 °F

    Chance
    T-storms

  • Thursday

    Thursday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 66. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 93. Calm wind becoming south 5 to 7 mph in the morning.
Tuesday Night
Showers and thunderstorms, mainly after 1am. Low around 71. East wind 6 to 9 mph. Chance of precipitation is 80%.
Wednesday
Showers and thunderstorms likely, mainly before 7am. Cloudy through mid morning, then becoming mostly sunny, with a high near 85. Southeast wind 5 to 8 mph becoming light and variable. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 69.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 66.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 87.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 66.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Saint Martins MO
 38.55°N 92.28°W (Elev. 715 ft)
6:11 pm CDT Aug 17, 2026
6pm CDT Aug 17, 2026-6pm CDT Aug 24, 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