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

Hazardous Weather Conditions

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

82°F

28°C

Humidity 90%
Wind Speed Calm
Barometer 30.06 in (1017.9 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 21 Jun 5:53 pm CDT
Extended Forecast for

Nicholson MS

Heat Advisory June 21, 06:08pm until June 21, 07:00pm
Flood Warning June 21, 06:08pm until June 22, 10:00pm
Click here for hazard details and duration
...
Flood Warning
  •  
    Heat Advisory June 21, 06:08pm until June 21, 07:00pm
    Flood Warning June 21, 06:08pm until June 22, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 73 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Patchy fog between midnight and 4am. Otherwise, mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm.

    Low: 72 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 60%.

    High: 92 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 92. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 60%.

    High: 92 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm.
Sunday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Patchy fog between midnight and 4am. Otherwise, mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm.
Monday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 92. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 72. South wind around 5 mph becoming calm.
Thursday
A chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 95. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 73. South wind around 5 mph becoming calm.
Friday
A chance of showers and thunderstorms. Patchy fog. Otherwise, mostly sunny and hot, with a high near 95. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
A slight chance of showers and thunderstorms. Patchy fog. Otherwise, partly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening.
Saturday
Showers and thunderstorms likely. Patchy fog. Otherwise, mostly sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nicholson MS
 30.5°N 89.7°W
Last Update:
5:17 pm CDT Jun 21, 2025
Forecast Valid:
6pm CDT Jun 21, 2025-6pm CDT Jun 28, 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