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Heavy Rain in the Southern Appalachians; Fire Weather and Heat in the West; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding today. Gusty winds and low relative humidity will bring critical fire weather conditions to parts of the Great Basin and northern Rockies today and Thursday. Hot to extremely hot temperatures are in place through today across parts of the western U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Hammond, Hammond Municipal Airport (KHDC)

Lat: 30.52°NLon: 90.42°WElev: 43ft.

Mostly Cloudy

94°F

34°C

Humidity 55%
Wind Speed W 5 mph
Barometer 29.91 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 13 Aug 3:15 pm CDT
Extended Forecast for

4 Miles WNW Folsom LA

Heat Advisory August 14, 10:00am until August 14, 06:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Heat index values as high as 106. Calm wind becoming southwest around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. South wind around 5 mph becoming calm.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 94. Calm wind becoming southwest around 5 mph. Chance of precipitation is 50%.

    High: 94 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. Calm wind becoming north around 5 mph.

    High: 94 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Heat index values as high as 106. Calm wind becoming southwest around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 74. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 75. South wind around 5 mph becoming calm.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 94. Calm wind becoming southwest around 5 mph. Chance of precipitation is 50%.
Friday Night
Partly cloudy, with a low around 75. Calm wind.
Saturday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind.
Saturday Night
Partly cloudy, with a low around 75. Calm wind.
Sunday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. Calm wind becoming north around 5 mph.
Sunday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. Calm wind.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph.
Monday Night
Mostly clear, with a low around 73. Calm wind.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind.
Tuesday Night
Mostly clear, with a low around 73. Calm wind.
Wednesday
A chance of showers and thunderstorms. Sunny and hot, with a high near 95. Calm wind becoming southeast around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Folsom LA
 30.66°N 90.27°W
Last Update:
3:01 pm CDT Aug 13, 2025
Forecast Valid:
3pm CDT Aug 13, 2025-6pm CDT Aug 20, 2025
 
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