Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Current conditions at

Acadiana Regional Airport (KARA)

Lat: 30.03°NLon: 91.88°WElev: 13ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 30.07 in (1018.0 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 30 Jun 12:53 am CDT
Extended Forecast for

3 Miles S Saint Martinville LA

  • Overnight

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

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Heat index values as high as 107. Calm wind becoming south around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm  in the evening.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming northeast around 5 mph.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 1am.  Partly cloudy, with a low around 75. South wind around 5 mph becoming calm.  Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm.  Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 93 °F

    Sunny then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 7pm.  Mostly clear, with a low around 75. South wind around 5 mph becoming calm.  Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

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

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Tuesday
Sunny, with a high near 95. Heat index values as high as 107. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming northeast around 5 mph.
Wednesday Night
Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of thunderstorms before 7pm. Mostly clear, with a low around 75. South wind around 5 mph becoming calm. Chance of precipitation is 30%.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph.
Friday Night
Mostly clear, with a low around 75. South wind around 5 mph becoming calm.
Independence Day
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 75.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Saint Martinville LA
 30.08°N 91.85°W
12:45 am CDT Jun 30, 2026
1am CDT Jun 30, 2026-6pm CDT Jul 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database