Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Farmington Airport (KFAM)

Lat: 37.77°NLon: 90.43°WElev: 945ft.

Fair

74°F

23°C

Humidity 91%
Wind Speed Calm
Barometer 30.20 in (1022.8 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 18 Sep 7:56 am CDT
Extended Forecast for

2 Miles E Des Arc MO

Heat Advisory September 18, 08:30am until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 18, 08:30am until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 70. Light southeast wind.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. Calm wind becoming west 5 to 7 mph.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Light west wind.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Partly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 62. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming west around 5 mph.
Tonight
Mostly clear, with a low around 70. Light southeast wind.
Saturday
Sunny, with a high near 95. Calm wind becoming west 5 to 7 mph.
Saturday Night
Mostly clear, with a low around 69. Calm wind.
Sunday
Mostly sunny, with a high near 95. Light west wind.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Des Arc MO
 37.27°N 90.6°W (Elev. 807 ft)
6:26 am CDT Sep 18, 2026
8am CDT Sep 18, 2026-6pm CDT Sep 24, 2026
 
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Additional Resources

Radar & Satellite Image

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