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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

Shreveport, Shreveport Downtown Airport (KDTN)

Lat: 32.54°NLon: 93.74°WElev: 177ft.

Fair

79°F

26°C

Humidity 82%
Wind Speed SE 9 mph
Barometer 29.68 in (1004.6 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 17 Jun 11:53 pm CDT
Extended Forecast for

Shreveport Downtown Airport LA

Heat Advisory June 18, 12:00pm until June 18, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms between 10am and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.

    High: 94 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 78. Southeast wind around 5 mph.

    Low: 78 °F

    Mostly Clear
    then Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely, mainly between 1pm and 4pm. Mostly cloudy, with a high near 91. Heat index values as high as 106. East wind around 5 mph. Chance of precipitation is 60%.

    High: 91 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 77. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93.

    High: 93 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm.
Thursday
A slight chance of showers and thunderstorms between 10am and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 78. Southeast wind around 5 mph.
Juneteenth
Showers and thunderstorms likely, mainly between 1pm and 4pm. Mostly cloudy, with a high near 91. Heat index values as high as 106. East wind around 5 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 77. Southeast wind around 5 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 77.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 79.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 95.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Shreveport Downtown Airport LA
 32.51°N 93.74°W (Elev. 148 ft)
Last Update:
12:30 am CDT Jun 18, 2026
Forecast Valid:
12am CDT Jun 18, 2026-6pm CDT Jun 24, 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