Flood Watch
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of southeast Louisiana, including the following
parishes, Assumption, Central Plaquemines, Central Tangipahoa,
East Baton Rouge, East Feliciana, Eastern Ascension, Eastern
Orleans, Iberville, Lower Jefferson, Lower Tangipahoa, Northern
Livingston, Northern St. Tammany, Northern Tangipahoa, Southeast
St. Tammany, Southern Livingston, Southwestern St. Tammany, St.
Charles, St. Helena, St. James, St. John The Baptist, Upper
Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard,
Upper Terrebonne, Washington, West Baton Rouge, Western Ascension
and Western Orleans and southern Mississippi, including the
following areas, Amite, Northern Hancock, Pearl River, Pike,
Southern Hancock and Walthall.
* WHEN...From late tonight through Saturday morning.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Widespread 2 to 4 inches of rain is expected to fall within
the Watch timeframe with a localized bullseye or two of 7-8
inches.
- http://www.weather.gov/safety/flood
From: Jan 09, 2026 06:00
Until: Jan 10, 2026 15:00
Flood Watch
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of southeast Louisiana, including the following
parishes, Assumption, Central Plaquemines, Central Tangipahoa,
East Baton Rouge, East Feliciana, Eastern Ascension, Eastern
Orleans, Iberville, Lower Jefferson, Lower Tangipahoa, Northern
Livingston, Northern St. Tammany, Northern Tangipahoa, Southeast
St. Tammany, Southern Livingston, Southwestern St. Tammany, St.
Charles, St. Helena, St. James, St. John The Baptist, Upper
Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard,
Upper Terrebonne, Washington, West Baton Rouge, Western Ascension
and Western Orleans and southern Mississippi, including the
following areas, Amite, Northern Hancock, Pearl River, Pike,
Southern Hancock and Walthall.
* WHEN...Through Saturday morning.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Widespread 2 to 4 inches of rain is expected to fall within
the watch timeframe with localized amounts possibly around 6
inches.
- http://www.weather.gov/safety/flood
From: Jan 09, 2026 04:43
Until: Jan 09, 2026 20:45
Dense Fog Advisory
* WHAT...Visibility 1/4 mile or less in dense fog.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...From midnight tonight to 9 AM CST Thursday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Jan 07, 2026 17:02
Until: Jan 08, 2026 07:15
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...All of southeast Louisiana and portions of southern
Mississippi.
* WHEN...Until 10 AM CST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Jan 07, 2026 06:16
Until: Jan 07, 2026 16:00
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...Until 9 AM CST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Jan 06, 2026 11:04
Until: Jan 06, 2026 15:00
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...All of coastal Mississippi and the Northshore parishes of
southeast Louisiana.
* WHEN...Until 9 AM CST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Jan 06, 2026 06:01
Until: Jan 06, 2026 15:00
Freeze Warning
* WHAT...Sub-freezing temperatures as low as 30 expected.
* WHERE...Assumption, St. Charles, St. James, St. John The Baptist,
Upper Lafourche, and Upper Terrebonne Parishes.
* WHEN...From midnight Tuesday Night to 8 AM CST Wednesday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
From: Dec 30, 2025 04:06
Until: Dec 30, 2025 18:15
Cold Weather Advisory
* WHAT...For the first Cold Weather Advisory, very cold wind chills
15 to 25 degrees expected. For the second Cold Weather Advisory,
very cold wind chills as low as 25 expected.
* WHERE...In Louisiana, Southeast St. Tammany Parish. In
Mississippi, Northern Harrison, Northern Jackson, Southern
Hancock, Southern Harrison, and Southern Jackson Counties.
* WHEN...For the first Cold Weather Advisory, until 9 AM CST
Tuesday. For the second Cold Weather Advisory, from midnight
Tuesday Night to 9 AM CST Wednesday.
* IMPACTS...Wind chill values can lead to hypothermia with prolonged
exposure.
From: Dec 30, 2025 04:06
Until: Dec 30, 2025 18:15
Cold Weather Advisory
* WHAT...Very cold wind chills 15 to 25 degrees expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...Until 9 AM CST Tuesday.
* IMPACTS...Wind chill values can lead to hypothermia with prolonged
exposure.
From: Dec 30, 2025 04:06
Until: Dec 30, 2025 15:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 22 expected.
* WHERE...Lower Tangipahoa, Pointe Coupee, Southeast St. Tammany,
Southern Livingston, Southwestern St. Tammany, and West Baton
Rouge Parishes.
* WHEN...From midnight tonight to 9 AM CST Tuesday.
* IMPACTS...Wind chill values can lead to hypothermia with prolonged
exposure.
From: Dec 29, 2025 21:25
Until: Dec 30, 2025 06:30
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 20 expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...From midnight tonight to 9 AM CST Tuesday.
* IMPACTS...Wind chill values can lead to hypothermia with prolonged
exposure.
From: Dec 29, 2025 21:25
Until: Dec 30, 2025 06:30
Freeze Watch
* WHAT...Sub-freezing temperatures as low as 29 possible.
* WHERE...Assumption, St. Charles, St. James, St. John The Baptist,
Upper Lafourche, and Upper Terrebonne Parishes.
* WHEN...From late Tuesday night through Wednesday morning.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
From: Dec 29, 2025 21:25
Until: Dec 30, 2025 06:30
Special Weather Statement
There is an elevated risk of fire weather concerns across
Southeast Louisiana for Monday, December 29th. Low relative
humidities (20-30%) combined with strong, gusty northerly winds
(20-25mph with gusts to 30mph) will enhance fire weather concerns
across the area Monday and Monday afternoon, mainly from 7AM
through 7PM Monday. Weather conditions will favorable for erratic
wildfire growth and spread.
Please heed any orders from local fire officials.
From: Dec 28, 2025 17:40
Until: Dec 30, 2025 06:00
Wind Advisory
* WHAT...For the Wind Advisory, north winds 25 to 35 mph with gusts
up to 40 mph. For the Freeze Watch, sub-freezing temperatures as
low as 29 possible.
* WHERE...Assumption, St. Charles, St. James, St. John The Baptist,
Upper Lafourche, and Upper Terrebonne Parishes.
* WHEN...For the Wind Advisory, until 3 PM CST this afternoon. For
the Freeze Watch, from late Tuesday night through Wednesday
morning.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Frost and freeze conditions could kill crops, other sensitive
vegetation and possibly damage unprotected outdoor plumbing.
From: Dec 29, 2025 17:49
Until: Dec 30, 2025 06:00
Freeze Watch
* WHAT...For the Wind Advisory, north winds 25 to 35 mph with gusts
up to 40 mph. For the Freeze Watch, sub-freezing temperatures as
low as 29 possible.
* WHERE...Assumption, St. Charles, St. James, St. John The Baptist,
Upper Lafourche, and Upper Terrebonne Parishes.
* WHEN...For the Wind Advisory, until 3 PM CST this afternoon. For
the Freeze Watch, from late Tuesday night through Wednesday
morning.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Frost and freeze conditions could kill crops, other sensitive
vegetation and possibly damage unprotected outdoor plumbing.
From: Dec 29, 2025 17:49
Until: Dec 30, 2025 06:00
Wind Advisory
* WHAT...For the Wind Advisory, north winds 25 to 30 mph with gusts
up to 40 mph. For the Cold Weather Advisory, very cold wind chills
15 to 25 degrees expected.
* WHERE...Lower Tangipahoa, Pointe Coupee, Southeast St. Tammany,
Southern Livingston, Southwestern St. Tammany, and West Baton
Rouge Parishes.
* WHEN...For the Wind Advisory, until 3 PM CST this afternoon. For
the Cold Weather Advisory, from midnight tonight to 9 AM CST
Tuesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result. Wind
chill values can lead to hypothermia with prolonged exposure.
From: Dec 29, 2025 17:49
Until: Dec 30, 2025 06:00
Cold Weather Advisory
* WHAT...Very cold wind chills 15 to 25 degrees expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...From midnight tonight to 9 AM CST Tuesday.
* IMPACTS...Wind chill values can lead to hypothermia with prolonged
exposure.
From: Dec 29, 2025 17:49
Until: Dec 30, 2025 06:00
Cold Weather Advisory
* WHAT...For the Wind Advisory, north winds 25 to 30 mph with gusts
up to 40 mph. For the Cold Weather Advisory, very cold wind chills
15 to 25 degrees expected.
* WHERE...Lower Tangipahoa, Pointe Coupee, Southeast St. Tammany,
Southern Livingston, Southwestern St. Tammany, and West Baton
Rouge Parishes.
* WHEN...For the Wind Advisory, until 3 PM CST this afternoon. For
the Cold Weather Advisory, from midnight tonight to 9 AM CST
Tuesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result. Wind
chill values can lead to hypothermia with prolonged exposure.
From: Dec 29, 2025 17:49
Until: Dec 30, 2025 06:00
Wind Advisory
* WHAT...North winds of 25 mph with gusts up to 35 mph expected.
* WHERE...Areas of southeast Louisiana south of the I-10/12 corridor.
* WHEN...From 3 AM to 3 PM CST Monday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Dec 29, 2025 09:00
Until: Dec 29, 2025 21:00
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...Until 10 AM CST Sunday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 28, 2025 04:03
Until: Dec 28, 2025 16:00
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...From midnight tonight to 10 AM CST Sunday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 27, 2025 16:03
Until: Dec 28, 2025 06:00
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...All of southeast Louisiana and southern Mississippi.
* WHEN...Until 10 AM CST Saturday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 27, 2025 05:11
Until: Dec 27, 2025 13:15
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...From 10 PM this evening to 10 AM CST Saturday.
* IMPACTS...Low visibility will make driving conditions hazardous.
From: Dec 26, 2025 15:52
Until: Dec 27, 2025 06:00
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...All of southeast Louisiana and southern Mississippi.
* WHEN...From 10 PM this evening to 11 AM CST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 23, 2025 16:29
Until: Dec 24, 2025 06:00
Dense Fog Advisory
* WHAT...Visibility one quarter of a mile or less in dense fog.
* WHERE...All of southeast Louisiana.
* WHEN...From 10 PM this evening to 11 AM CST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 23, 2025 16:29
Until: Dec 24, 2025 06:00
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...From 10 PM this evening to 11 AM CST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 23, 2025 11:35
Until: Dec 23, 2025 19:45
Dense Fog Advisory
* WHAT...For the first Dense Fog Advisory, visibility one quarter
mile or less in dense fog. For the second Dense Fog Advisory,
visibility one quarter mile or less in dense fog.
* WHERE...A portion of southeast Louisiana.
* WHEN...For the first Dense Fog Advisory, until 10 AM CST this
morning. For the second Dense Fog Advisory, from 10 PM this
evening to 11 AM CST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 23, 2025 11:35
Until: Dec 23, 2025 19:45
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...From midnight tonight to 10 AM CST Monday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 21, 2025 15:39
Until: Dec 22, 2025 06:00
Dense Fog Advisory
* WHAT...Visibility less than one quarter mile in dense fog.
* WHERE...A portion of southeast Louisiana.
* WHEN...From midnight tonight to 10 AM CST Monday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 21, 2025 15:39
Until: Dec 22, 2025 06:00
Cold Weather Advisory
* WHAT...Very cold wind chills ranging from 12 to 20 degrees will
impact locations along and north of the Interstate 10/12 corridor.
Wind chills of 20 to 25 degrees will affect locations south of
this corridor.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...From 9 PM this evening to 9 AM CST Monday.
* IMPACTS...Wind chill values can lead to hypothermia with prolonged
exposure.
From: Dec 15, 2025 03:00
Until: Dec 15, 2025 15:00
Dense Fog Advisory
* WHAT...Visibility one quarter to one half mile in dense fog.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...Until 9 AM CST Saturday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Dec 13, 2025 06:00
Until: Dec 13, 2025 15:00
