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

Hazardous Weather Conditions

Current conditions at

New Orleans, New Orleans International Airport (KMSY)

Lat: 29.99°NLon: 90.25°WElev: 3ft.

Partly Cloudy

57°F

14°C

Humidity 41%
Wind Speed S 7 mph
Barometer 30.16 in (1021.6 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 29 Jan 1:53 pm CST
Extended Forecast for

Jefferson LA

Extreme Cold Warning January 31, 12:00am until February 1, 10:00am
Click here for hazard details and duration
Extreme Cold Warning

  • This Afternoon

    This Afternoon: Sunny, with a high near 60. South wind around 5 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 58. South wind 5 to 15 mph becoming north in the afternoon.

    High: 58 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Blustery, with a north wind 15 to 20 mph.

    Low: 29 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Blustery

  • Saturday

    Saturday: Sunny, with a high near 37. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 37 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Widespread frost after 5am. Otherwise, mostly clear, with a low around 25. North wind 10 to 15 mph.

    Low: 25 °F

    Clear then
    Frost

  • Sunday

    Sunday: Widespread frost before 7am. Otherwise, sunny, with a high near 45. North wind 5 to 10 mph.

    High: 45 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 33. Calm wind becoming west around 5 mph.

    Low: 33 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 59. Calm wind becoming west around 5 mph in the morning.

    High: 59 °F

    Areas Frost
    then Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 60. South wind around 5 mph.
Tonight
Mostly clear, with a low around 45. Calm wind.
Friday
Partly sunny, with a high near 58. South wind 5 to 15 mph becoming north in the afternoon.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Blustery, with a north wind 15 to 20 mph.
Saturday
Sunny, with a high near 37. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Widespread frost after 5am. Otherwise, mostly clear, with a low around 25. North wind 10 to 15 mph.
Sunday
Widespread frost before 7am. Otherwise, sunny, with a high near 45. North wind 5 to 10 mph.
Sunday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 33. Calm wind becoming west around 5 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 59. Calm wind becoming west around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 41. West wind around 5 mph becoming east after midnight.
Tuesday
Mostly sunny, with a high near 64. Southeast wind around 5 mph.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 50. Southeast wind around 5 mph.
Wednesday
A chance of showers. Partly sunny, with a high near 66. East wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jefferson LA
 29.97°N 90.19°W
Last Update:
11:32 am CST Jan 29, 2026
Forecast Valid:
2pm CST Jan 29, 2026-6pm CST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation