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

Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Hazardous Weather Conditions

Current conditions at

Monroe Regional Airport (KMLU)

Lat: 32.52°NLon: 92.03°WElev: 72ft.

Fair

100°F

38°C

Humidity 41%
Wind Speed Calm
Barometer 29.84 in (1010.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index110°F (43°C)
Last update 6 Sep 3:53 pm CDT
Extended Forecast for

Monroe LA

Heat Advisory September 7, 10:00am until September 7, 07:00pm
Heat Advisory September 6, 04:52pm until September 6, 07:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory September 6, 04:52pm until September 6, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 101 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 77. Calm wind.

    Low: 77 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Monday Night

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

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Tuesday Night

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

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 77. Calm wind.
Labor Day
Mostly sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. Calm wind.
Tuesday
Sunny and hot, with a high near 100. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Mostly clear, with a low around 74.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96.
Friday Night
Partly cloudy, with a low around 74.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monroe LA
 32.51°N 92.07°W (Elev. 72 ft)
Last Update:
3:45 pm CDT Sep 6, 2026
Forecast Valid:
4pm CDT Sep 6, 2026-6pm CDT Sep 13, 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