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

Farmington Airport (KFAM)

Lat: 37.77°NLon: 90.43°WElev: 945ft.

Overcast

79°F

26°C

Humidity 47%
Wind Speed Calm
Barometer 30.17 in (1022.2 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 23 Jun 5:56 pm CDT
Extended Forecast for

Potosi MO

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Light and variable wind.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 81. Calm wind becoming south around 5 mph.

    High: 81 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 83. Calm wind. Chance of precipitation is 70%.

    High: 83 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms. Low around 67. Calm wind. Chance of precipitation is 80%.

    Low: 67 °F

    T-storms

  • Friday

    Friday: Showers and thunderstorms. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. Light and variable wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 81. Calm wind becoming south around 5 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 65. Calm wind.
Thursday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 83. Calm wind. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms. Low around 67. Calm wind. Chance of precipitation is 80%.
Friday
Showers and thunderstorms. High near 82. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 87.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Potosi MO
 37.94°N 90.77°W (Elev. 1099 ft)
Last Update:
9:46 am CDT Jun 23, 2026
Forecast Valid:
6pm CDT Jun 23, 2026-6pm CDT Jun 30, 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