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

Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Lake Charles Regional Airport (KLCH)

Lat: 30.13°NLon: 93.23°WElev: 7ft.

Fair

86°F

30°C

Humidity 75%
Wind Speed SW 8 mph
Barometer 29.94 in (1014.6 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 26 Aug 10:53 pm CDT
Extended Forecast for

Lake Arthur LA

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 79. Southwest wind around 5 mph.

    Low: 79 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 93. Heat index values as high as 100. South wind around 5 mph becoming west in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 103. Calm wind becoming north around 5 mph. Chance of precipitation is 60%.

    High: 91 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of thunderstorms before 7pm. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. East wind around 5 mph.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
A 10 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 79. Southwest wind around 5 mph.
Thursday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 93. Heat index values as high as 100. South wind around 5 mph becoming west in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 103. Calm wind becoming north around 5 mph. Chance of precipitation is 60%.
Friday Night
A chance of thunderstorms before 7pm. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 30%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. East wind around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Monday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Arthur LA
 30.07°N 92.69°W
Last Update:
7:46 pm CDT Aug 26, 2026
Forecast Valid:
11pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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