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

Lake Charles Regional Airport (KLCH)

Lat: 30.13°NLon: 93.23°WElev: 7ft.

Fair

93°F

34°C

Humidity 52%
Wind Speed S 7 mph
Barometer 29.87 in (1012.3 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 6 Sep 3:53 pm CDT
Extended Forecast for

Lake Charles LA

Heat Advisory September 7, 11:00am until September 7, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 91. Heat index values as high as 102. South wind around 5 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

  • Labor Day

    Labor Day: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Heat index values as high as 105. Calm wind becoming northwest around 5 mph.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm.

    Low: 78 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 93 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. South wind around 5 mph becoming calm.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 90 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 91. Heat index values as high as 102. South wind around 5 mph.
Tonight
Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Labor Day
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Heat index values as high as 105. Calm wind becoming northwest around 5 mph.
Monday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm.
Tuesday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 77. South wind around 5 mph becoming calm.
Wednesday
A chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 77.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 77.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
Partly cloudy, with a low around 77.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Charles LA
 30.22°N 93.21°W
Last Update:
2:45 pm CDT Sep 6, 2026
Forecast Valid:
4pm CDT Sep 6, 2026-6pm CDT Sep 13, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation