Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Overcast

83°F

28°C

Humidity 85%
Wind Speed S 7 mph
Barometer 29.96 in (1014.7 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 21 Jun 10:53 pm CDT
Extended Forecast for

3 Miles WSW Nicholson MS

Flood Warning June 21, 11:46pm until June 29, 01:00pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning June 21, 11:46pm until June 29, 01:00pm

    NOW until 1:00pm Mon

    Flood Warning

  • Tonight

    Low: 80 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 93. Heat index values as high as 105. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 93 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 76. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 76 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming west around 5 mph in the afternoon.

    High: 94 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 80. South wind around 5 mph.
Monday
Mostly sunny, with a high near 93. Heat index values as high as 105. Light south wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Increasing clouds, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 73. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 73. Calm wind.
Friday
Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 74. South wind around 5 mph becoming calm in the evening.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Nicholson MS
 30.48°N 89.72°W
11:35 pm CDT Jun 21, 2026
11pm CDT Jun 21, 2026-6pm CDT Jun 28, 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