Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

Washington Regional Airport (KFYG)

Lat: 38.59°NLon: 90.99°WElev: 489ft.

Fair

99°F

37°C

Humidity 47%
Wind Speed SW 7 mph
Barometer 29.92 in
Dewpoint 75°F (24°C)
Visibility 9.00 mi
Heat Index113°F (45°C)
Last update 5 Sep 12:55 pm CDT
Extended Forecast for

New Melle MO

Extreme Heat Warning September 5, 03:10pm until September 5, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning September 5, 03:10pm until September 5, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • This Afternoon

    High: 101 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 71. Light northeast wind.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Northeast wind 5 to 7 mph.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. East wind 3 to 6 mph.

    Low: 65 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 89. Calm wind becoming east around 5 mph in the morning.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

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

    Low: 72 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Mostly sunny and hot, with a high near 101. Heat index values as high as 108. Northwest wind around 6 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 71. Light northeast wind.
Sunday
Mostly sunny, with a high near 91. Northeast wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 65. East wind 3 to 6 mph.
Labor Day
Sunny, with a high near 89. Calm wind becoming east around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 86.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 64.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
New Melle MO
 38.72°N 90.88°W (Elev. 699 ft)
2:56 pm CDT Sep 5, 2026
3pm CDT Sep 5, 2026-6pm CDT Sep 12, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database