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.

87°F

31°C

Humidity 67%
Wind Speed NA
Barometer NA
Dewpoint 75°F (24°C)
Visibility NA
Heat Index96°F (36°C)
Last update 23 Jun 9:56 am CDT
Extended Forecast for

Potosi MO

Heat Advisory June 23, 11:25am until June 24, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 23, 11:25am until June 24, 09:00pm

    NOW until 9:00pm Tue

    Heat Advisory

  • Today

    High: 96 °F

    Isolated
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 71. South wind 3 to 6 mph.

    Low: 71 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 100. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 94. Light southwest wind. Chance of precipitation is 20%.

    High: 94 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Today
Isolated showers after 4pm. Mostly sunny, with a high near 96. Heat index values as high as 103. South wind 5 to 7 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 71. South wind 3 to 6 mph.
Tuesday
A slight chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 100. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 72. Calm wind.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 94. Light southwest wind. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 96.
Thursday Night
Mostly clear, with a low around 72.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95.
Friday Night
Partly cloudy, with a low around 73.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Potosi MO
 37.95°N 90.8°W (Elev. 892 ft)
Last Update:
11:22 am CDT Jun 23, 2025
Forecast Valid:
11am CDT Jun 23, 2025-6pm CDT Jun 29, 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