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

Hazardous Weather Conditions

Current conditions at

Farmington Airport (KFAM)

Lat: 37.77°NLon: 90.43°WElev: 945ft.

Fair

81°F

27°C

Humidity 88%
Wind Speed S 6 mph
Barometer 30.12 in (1020.2 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 27 Jul 8:56 pm CDT
Extended Forecast for

Bonne Terre MO

Heat Advisory July 27, 09:52pm until July 29, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 27, 09:52pm until July 29, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Tonight

    Low: 74 °F

    Isolated
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 97. Heat index values as high as 107. West wind 3 to 5 mph.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind.

    High: 98 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 10pm, then isolated showers between 10pm and midnight. Mostly cloudy, with a low around 74. Light and variable wind. Chance of precipitation is 20%.
Monday
Mostly sunny and hot, with a high near 97. Heat index values as high as 107. West wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 75. Calm wind.
Tuesday
Sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind.
Tuesday Night
Mostly clear, with a low around 75. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 69.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bonne Terre MO
 37.92°N 90.55°W (Elev. 860 ft)
Last Update:
8:01 pm CDT Jul 27, 2025
Forecast Valid:
9pm CDT Jul 27, 2025-6pm CDT Aug 3, 2025
 
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