Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

75°F

24°C

Humidity 96%
Wind Speed Calm
Barometer 29.94 in (1013.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 21 Jun 12:53 am CDT
Extended Forecast for

Picayune MS

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before noon.  Partly sunny, with a high near 89. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 89 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 92. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 92 °F

    Becoming
    Sunny

  • Monday Night

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

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 89. Light south wind becoming southwest 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 76. South wind around 5 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 92. Light south wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 74. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. Calm wind.
Thursday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 72. Calm wind.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Calm wind.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Picayune MS
 30.52°N 89.67°W
12:16 am CDT Jun 21, 2026
1am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
 
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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