Alert archive / Louisiana / Small Craft Advisories in 2021

Small Craft Advisory 3, NWS New Orleans, LA

January 10, 2021

NWS New Orleans, LA issued this small craft advisory at Jan 10, 2021, 3:44 PM CST. It took effect at Jan 11, 2021, 6:00 AM CST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Jan 10, 2021, 3:44 PM CST (21:44 UTC)
In effect from
Jan 11, 2021, 6:00 AM CST
Expired
Jan 11, 2021, 9:37 PM CST
In force
16 hr
Issued by
NWS New Orleans, LA

The text

As transmitted.

906 
WHUS74 KLIX 102144
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
344 PM CST Sun Jan 10 2021

GMZ550-552-570-572-110545-
/O.EXT.KLIX.SC.Y.0002.210110T2144Z-210111T0300Z/
/O.NEW.KLIX.GL.W.0001.210111T0300Z-210111T1200Z/
/O.NEW.KLIX.SC.Y.0003.210111T1200Z-210112T0000Z/
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River
LA out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River
to Port Fourchon Louisiana out 20 NM-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
Coastal waters from Southwest Pass of the Mississippi River to
Port Fourchon Louisiana from 20 to 60 NM-
344 PM CST Sun Jan 10 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 6 AM CST
MONDAY...

* WHAT...For the Gale Warning, east winds 20 to 25 kt with gusts
  up to 35 kt expected. For the first Small Craft Advisory,
  northeast winds 20 to 25 kt with gusts up to 30 kt. 

* WHERE...Coastal Waters from Port Fourchon LA to Lower 
  Atchafalaya River LA out 20 nm, Coastal waters from the 
  Southwest Pass of the Mississippi River to Port Fourchon 
  Louisiana out 20 NM, Coastal waters from Port Fourchon 
  Louisiana to Lower Atchafalaya River LA from 20 to 60 NM and 
  Coastal waters from Southwest Pass of the Mississippi River to 
  Port Fourchon Louisiana from 20 to 60 NM.

* WHEN...Hazardous conditions will persist now through Monday. 

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

GMZ530-532-534-536-538-555-557-575-577-110545-
/O.CON.KLIX.SC.Y.0002.210111T0000Z-210112T0000Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
Coastal waters from Pascagoula Mississippi to Stake Island out
20 NM-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 NM-
344 PM CST Sun Jan 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...

* WHAT...Northeast winds 20 to 30 kt with gusts up to 35 kt and 
  seas 5 to 8 ft expected over the open waters, 3 to 6 ft in 
  protected waters.

* WHERE...Portions of Gulf of Mexico.

* WHEN...From 6 PM this evening to 6 PM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
5 follow-up statements
195 
WHUS74 KLIX 110326
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
926 PM CST Sun Jan 10 2021

GMZ550-552-570-572-111130-
/O.EXP.KLIX.SC.Y.0002.000000T0000Z-210111T0300Z/
/O.CON.KLIX.GL.W.0001.000000T0000Z-210111T1200Z/
/O.CON.KLIX.SC.Y.0003.210111T1200Z-210112T0000Z/
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River
LA out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River
to Port Fourchon Louisiana out 20 NM-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
Coastal waters from Southwest Pass of the Mississippi River to
Port Fourchon Louisiana from 20 to 60 NM-
926 PM CST Sun Jan 10 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 AM CST MONDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM TO 6 PM CST
MONDAY...

* WHAT...East winds 20 to 30 kt with gusts up to 45 kt and seas 5
  to 8 ft expected, followed by north winds of 20 to 25 kts with 
  gusts up to 30 kt.

* WHERE...Open gulf waters west of the mouth of the Mississippi
  River.

* WHEN...Hazardous conditions will persist now through Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

GMZ530-532-534-536-538-555-557-575-577-111130-
/O.CON.KLIX.SC.Y.0002.000000T0000Z-210112T0000Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
Coastal waters from Pascagoula Mississippi to Stake Island out
20 NM-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 NM-
926 PM CST Sun Jan 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...

* WHAT...Northeast winds 20 to 30 kt with gusts up to 35 kt and 
  seas 5 to 8 ft expected over the open waters, 3 to 6 ft in 
  protected waters.

* WHERE...Tidal lakes, sounds, and open gulf waters east of the 
  mouth of the Mississippi River. 

* WHEN...From 6 PM this evening to 6 PM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
207 
WHUS74 KLIX 110924
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
324 AM CST Mon Jan 11 2021

GMZ550-552-570-572-111730-
/O.CON.KLIX.GL.W.0001.000000T0000Z-210111T1200Z/
/O.CON.KLIX.SC.Y.0003.210111T1200Z-210112T0000Z/
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River
LA out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River
to Port Fourchon Louisiana out 20 NM-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
Coastal waters from Southwest Pass of the Mississippi River to
Port Fourchon Louisiana from 20 to 60 NM-
324 AM CST Mon Jan 11 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 AM CST EARLY THIS
MORNING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...East winds 20 to 30 kt with gusts up to 45 kt and seas 
  5 to 8 ft expected, followed by north winds of 20 to 25 kts 
  with gusts up to 30 kt.

* WHERE...Open gulf waters west of the mouth of the Mississippi 
  River.

* WHEN...Hazardous conditions will persist now through Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

GMZ530-532-534-536-538-555-557-575-577-111730-
/O.CON.KLIX.SC.Y.0002.000000T0000Z-210112T0000Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
Coastal waters from Pascagoula Mississippi to Stake Island out
20 NM-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 NM-
324 AM CST Mon Jan 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Northeast winds 20 to 30 kt with gusts up to 35 kt and 
  seas 5 to 8 ft expected over the open waters, 3 to 6 ft in 
  protected waters.

* WHERE...Tidal lakes, sounds, and open gulf waters east of the 
  mouth of the Mississippi River.

* WHEN...From 6 PM this evening to 6 PM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
965 
WHUS74 KLIX 111303
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
703 AM CST Mon Jan 11 2021

GMZ530-532-534-536-538-555-557-575-577-112115-
/O.CON.KLIX.SC.Y.0002.000000T0000Z-210112T0000Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
Coastal waters from Pascagoula Mississippi to Stake Island out
20 NM-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 NM-
703 AM CST Mon Jan 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Northeast winds 20 to 30 kt with gusts up to 35 kt and 
  seas 5 to 8 ft expected over the open waters, 3 to 6 ft in 
  protected waters.

* WHERE...Tidal lakes, sounds, and open gulf waters east of the 
  mouth of the Mississippi River.

* WHEN...From 6 PM this evening to 6 PM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

GMZ550-552-570-572-112115-
/O.CON.KLIX.SC.Y.0003.000000T0000Z-210112T0000Z/
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River
LA out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River
to Port Fourchon Louisiana out 20 NM-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
Coastal waters from Southwest Pass of the Mississippi River to
Port Fourchon Louisiana from 20 to 60 NM-
703 AM CST Mon Jan 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...East winds 20 to 30 kt with gusts up to 45 kt and seas 
  5 to 8 ft expected, followed by north winds of 20 to 25 kts 
  with gusts up to 30 kt.

* WHERE...Open gulf waters west of the mouth of the Mississippi 
  River.

* WHEN...Hazardous conditions will persist now through Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
459 
WHUS74 KLIX 111942
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
142 PM CST Mon Jan 11 2021

GMZ530-532-534-536-538-555-557-575-577-120600-
/O.EXT.KLIX.SC.Y.0002.000000T0000Z-210112T0600Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
Coastal waters from Pascagoula Mississippi to Stake Island out
20 NM-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 NM-
142 PM CST Mon Jan 11 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 
  5 to 8 ft.

* WHERE...Portions of Gulf of Mexico. 

* WHEN...Until midnight CST tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

GMZ550-552-570-572-120600-
/O.EXT.KLIX.SC.Y.0003.000000T0000Z-210112T0600Z/
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River
LA out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River
to Port Fourchon Louisiana out 20 NM-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
Coastal waters from Southwest Pass of the Mississippi River to
Port Fourchon Louisiana from 20 to 60 NM-
142 PM CST Mon Jan 11 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 
  5 to 8 ft.

* WHERE...Coastal waters from the Southwest Pass of the 
  Mississippi River to Port Fourchon Louisiana out 20 NM, 
  Coastal Waters from Port Fourchon LA to Lower Atchafalaya 
  River LA out 20 nm, Coastal waters from Port Fourchon 
  Louisiana to Lower Atchafalaya River LA from 20 to 60 NM and 
  Coastal waters from Southwest Pass of the Mississippi River to 
  Port Fourchon Louisiana from 20 to 60 NM.

* WHEN...Until midnight CST tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
776 
WHUS74 KLIX 120337
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
937 PM CST Mon Jan 11 2021

GMZ550-552-570-572-120445-
/O.CAN.KLIX.SC.Y.0003.000000T0000Z-210112T0600Z/
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River
LA out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River
to Port Fourchon Louisiana out 20 NM-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
Coastal waters from Southwest Pass of the Mississippi River to
Port Fourchon Louisiana from 20 to 60 NM-
937 PM CST Mon Jan 11 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds have weakened below advisory criteria. 

$$

GMZ530-532-534-536-538-555-557-575-577-120445-
/O.CAN.KLIX.SC.Y.0002.000000T0000Z-210112T0600Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
Coastal waters from Pascagoula Mississippi to Stake Island out
20 NM-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
Coastal waters from Pascagoula Mississippi to Stake Island
Louisiana out 20 to 60 NM-
937 PM CST Mon Jan 11 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds have weakened below advisory criteria. 

$$

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 10, 3:44 AM CSTSmall Craft AdvisoryLIX42 hr
Jan 10, 3:44 PM CSTGale WarningLIX14 hr

Nearby

Small Craft Advisories in Louisiana, 2021Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.