Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Farmington Airport (KFAM)

Lat: 37.77°NLon: 90.43°WElev: 945ft.

Thunderstorm Heavy Rain

72°F

22°C

Humidity 100%
Wind Speed SW 15 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 72°F (22°C)
Visibility 9.00 mi
Last update 19 Aug 4:56 am CDT
Extended Forecast for

7 Miles E Knob Lick MO

  • Overnight

    Overnight: Showers and thunderstorms.  Low around 69. Light west wind.  Chance of precipitation is 80%.

    Low: 69 °F

    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 10am. Some of the storms could produce heavy rainfall.  High near 82. Southeast wind around 6 mph becoming light and variable  in the afternoon.  Chance of precipitation is 80%.

    High: 82 °F

    Heavy Rain
    then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms, mainly before 2am.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 67. Light and variable wind becoming east around 5 mph.  Chance of precipitation is 50%.

    Low: 67 °F

    Scattered
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 81. North wind 3 to 6 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Light northeast wind.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

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

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Saturday Night

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

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and thunderstorms. Low around 69. Light west wind. Chance of precipitation is 80%.
Wednesday
Showers and thunderstorms, mainly before 10am. Some of the storms could produce heavy rainfall. High near 82. Southeast wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 80%.
Wednesday Night
Scattered showers and thunderstorms, mainly before 2am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 67. Light and variable wind becoming east around 5 mph. Chance of precipitation is 50%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 81. North wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 65. Light northeast wind.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 64.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Knob Lick MO
 37.69°N 90.25°W (Elev. 1155 ft)
5:21 am CDT Aug 19, 2026
5am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database