Alert archive / Louisiana / Small Craft Advisories in 2021

Small Craft Advisory 13, NWS New Orleans, LA

February 16, 2021

NWS New Orleans, LA issued this small craft advisory at Feb 16, 2021, 2:54 PM CST. It took effect at Feb 17, 2021, 6:00 AM CST. It was in force for 70 hr.

The area

The counties it named.

The facts

Issued
Feb 16, 2021, 2:54 PM CST (20:54 UTC)
In effect from
Feb 17, 2021, 6:00 AM CST
Expired
Feb 20, 2021, 4:00 AM CST
In force
70 hr
Issued by
NWS New Orleans, LA

The text

As transmitted.

695 
WHUS74 KLIX 162054
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
254 PM CST Tue Feb 16 2021

GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-170500-
/O.NEW.KLIX.SC.Y.0013.210217T1200Z-210218T1200Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
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 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 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-
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-
254 PM CST Tue Feb 16 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM WEDNESDAY TO 6 AM CST
THURSDAY...

* WHAT...Southeast winds 20 to 25 kt with gusts up to 35 kt. Waves
  of 3 to 5 feet expected in the sounds and tidal lakes and seas 5
  to 7 ft expected in the open Gulf waters .

* WHERE...All of the tidal lakes, sounds, and open Gulf waters.

* WHEN...From 6 AM Wednesday to 6 AM CST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PG
14 follow-up statements
185 
WHUS74 KLIX 170520
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
1120 PM CST Tue Feb 16 2021

GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-171330-
/O.CON.KLIX.SC.Y.0013.210217T1200Z-210218T1200Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
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 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 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-
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-
1120 PM CST Tue Feb 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM WEDNESDAY TO
6 AM CST THURSDAY...

* WHAT...Southeast winds 20 to 25 kt with gusts up to 35 kt. 
  Waves of 3 to 5 feet expected in the sounds and tidal lakes 
  and seas 5 to 7 ft expected in the open Gulf waters .

* WHERE...All of the tidal lakes, sounds, and open Gulf waters.

* WHEN...From 6 AM Wednesday to 6 AM CST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
884 
WHUS74 KLIX 170916
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
316 AM CST Wed Feb 17 2021

GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-171730-
/O.CON.KLIX.SC.Y.0013.210217T1200Z-210218T1200Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
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 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 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-
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-
316 AM CST Wed Feb 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
THURSDAY...

* WHAT...Southeast winds 20 to 25 kt with gusts up to 35 kt. Waves
  of 3 to 5 feet expected in the sounds and tidal lakes and seas 5
  to 8 ft expected in the open Gulf waters .

* WHERE...All of the tidal lakes, sounds, and open Gulf waters.

* WHEN...Until 6 AM CST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
363 
WHUS74 KLIX 171525
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
925 AM CST Wed Feb 17 2021

GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-172330-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210218T1200Z/
Lake Pontchartrain and Lake Maurepas-Mississippi Sound-
Lake Borgne-Chandeleur Sound-Breton Sound-
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 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 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-
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-
925 AM CST Wed Feb 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
THURSDAY...

* WHAT...Southeast winds 20 to 25 kt with gusts up to 30 kt and 
  seas 5 to 7 ft.

* WHERE...All of the tidal lakes, sounds, and open Gulf waters.

* WHEN...Until 6 AM CST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PG
161 
WHUS74 KLIX 172038
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
238 PM CST Wed Feb 17 2021

GMZ532-536-538-550-552-555-557-570-572-575-577-180445-
/O.EXT.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Mississippi Sound-Chandeleur Sound-Breton Sound-
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 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 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-
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-
238 PM CST Wed Feb 17 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST FRIDAY
NIGHT...

* WHAT...South winds 20 to 25 knots becoming north with gusts up
  to 35 kt on Thursday. Waves of 3 to 6 feet in the sounds and 
  seas 6 to 9 ft in the open Gulf waters.

* WHERE...All of the sounds and open Gulf waters. 

* WHEN...Until midnight CST Friday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GMZ530-534-180445-
/O.EXT.KLIX.SC.Y.0013.000000T0000Z-210219T0900Z/
Lake Pontchartrain and Lake Maurepas-Lake Borgne-
238 PM CST Wed Feb 17 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM CST FRIDAY...

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt. Waves of
  3 to 5 feet. 

* WHERE...Lake Pontchartrain and Lake Maurepas and Lake Borgne.

* WHEN...Until 3 AM CST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PG
720 
WHUS74 KLIX 180313
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
913 PM CST Wed Feb 17 2021

GMZ532-536-538-550-552-555-557-570-572-575-577-181115-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Mississippi Sound-Chandeleur Sound-Breton Sound-
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 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 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-
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-
913 PM CST Wed Feb 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
FRIDAY NIGHT...

* WHAT...South winds 20 to 25 knots becoming north with gusts up 
  to 35 kt on Thursday. Waves of 3 to 6 feet in the sounds and 
  seas 6 to 9 ft in the open Gulf waters.

* WHERE...All of the sounds and open Gulf waters.

* WHEN...Until midnight CST Friday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GMZ530-534-181115-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210219T0900Z/
Lake Pontchartrain and Lake Maurepas-Lake Borgne-
913 PM CST Wed Feb 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST FRIDAY...

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt. Waves 
  of 3 to 5 feet.

* WHERE...Lake Pontchartrain and Lake Maurepas and Lake Borgne.

* WHEN...Until 3 AM CST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
162 
WHUS74 KLIX 180918
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
318 AM CST Thu Feb 18 2021

GMZ532-536-538-550-552-555-557-570-572-575-577-181730-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Mississippi Sound-Chandeleur Sound-Breton Sound-
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 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 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-
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-
318 AM CST Thu Feb 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
FRIDAY NIGHT...

* WHAT...North winds 20 to 25 knots with gusts up to 35 kt Today.
  Waves of 3 to 6 feet in the sounds and seas 6 to 9 ft in the 
  open Gulf waters.

* WHERE...All of the sounds and open Gulf waters.

* WHEN...Until midnight CST Friday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GMZ530-534-181730-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210219T0900Z/
Lake Pontchartrain and Lake Maurepas-Lake Borgne-
318 AM CST Thu Feb 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST FRIDAY...

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt. Waves 
  of 3 to 5 feet.

* WHERE...Lake Pontchartrain and Lake Maurepas and Lake Borgne.

* WHEN...Until 3 AM CST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
277 
WHUS74 KLIX 181528
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
928 AM CST Thu Feb 18 2021

GMZ532-536-538-550-552-555-557-570-572-575-577-182330-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Mississippi Sound-Chandeleur Sound-Breton Sound-
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 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 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-
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-
928 AM CST Thu Feb 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
FRIDAY NIGHT...

* WHAT...North winds 20 to 25 kt with gusts up to 35 kt and seas 
  5 to 8 ft.

* WHERE...All of the sounds and open Gulf waters. 

* WHEN...Until midnight CST Friday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GMZ530-534-182330-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210219T0900Z/
Lake Pontchartrain and Lake Maurepas-Lake Borgne-
928 AM CST Thu Feb 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST FRIDAY...

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt.

* WHERE...Lake Pontchartrain and Lake Maurepas and Lake Borgne.

* WHEN...Until 3 AM CST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PG
276 
WHUS74 KLIX 182059
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
259 PM CST Thu Feb 18 2021

GMZ532-536-538-550-552-555-557-570-572-575-577-190500-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Mississippi Sound-Chandeleur Sound-Breton Sound-
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 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 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-
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-
259 PM CST Thu Feb 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
FRIDAY NIGHT...

* WHAT...North winds 20 to 25 kt with gusts up to 35 kt. Waves of
  3 to 5 feet in the sounds and and seas 5 to 8 ft in the open
  Gulf waters.

* WHERE...All of the sounds and open Gulf waters. 

* WHEN...Until midnight CST Friday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GMZ530-534-190500-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210219T0900Z/
Lake Pontchartrain and Lake Maurepas-Lake Borgne-
259 PM CST Thu Feb 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST FRIDAY...

* WHAT...North winds around 20 kt with gusts up to 30 kt. Waves of
  3 to 5 feet. 

* WHERE...Lake Pontchartrain and Lake Maurepas and Lake Borgne.

* WHEN...Until 3 AM CST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PG
921 
WHUS74 KLIX 190241
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
841 PM CST Thu Feb 18 2021

GMZ532-536-538-550-552-555-557-570-572-575-577-191045-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Mississippi Sound-Chandeleur Sound-Breton Sound-
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 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 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-
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-
841 PM CST Thu Feb 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
FRIDAY NIGHT...

* WHAT...North winds 20 to 25 kt with gusts up to 35 kt. Waves 
  of 3 to 5 feet in the sounds and and seas 5 to 8 ft in the 
  open Gulf waters.

* WHERE...All of the sounds and open Gulf waters.

* WHEN...Until midnight CST Friday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GMZ530-534-190900-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210219T0900Z/
Lake Pontchartrain and Lake Maurepas-Lake Borgne-
841 PM CST Thu Feb 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST FRIDAY...

* WHAT...North winds around 20 kt with gusts up to 30 kt. Waves 
  of 3 to 5 feet.

* WHERE...Lake Pontchartrain and Lake Maurepas and Lake Borgne.

* WHEN...Until 3 AM CST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
567 
WHUS74 KLIX 190933
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
333 AM CST Fri Feb 19 2021

GMZ532-191045-
/O.CAN.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Mississippi Sound-
333 AM CST Fri Feb 19 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Northerly winds of 15 to 20 knots are expected over Mississippi
Sound today. Small Craft should exercise caution if out on
Mississippi Sound today. 

$$

GMZ536-538-550-552-555-557-570-572-575-577-191745-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Chandeleur Sound-Breton Sound-
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 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 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-
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-
333 AM CST Fri Feb 19 2021

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

* WHAT...North winds 20 to 25 knots with gusts up to 30 kt. Waves
  of 3 to 5 feet in the sounds and and seas 5 to 8 ft in the open
  Gulf waters.

* WHERE...All open Gulf waters, as well as Breton and Chandeleur
  Sounds.

* 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.

&&

$$
429 
WHUS74 KLIX 192051
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
251 PM CST Fri Feb 19 2021

GMZ536-538-550-552-555-557-570-572-575-577-200500-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Chandeleur Sound-Breton Sound-
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 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 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-
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-
251 PM CST Fri Feb 19 2021

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

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt. Waves of
  3 to 5 feet in the sounds and seas of 5 to 7 feet in the open
  Gulf waters.

* WHERE...Chandleur Sound, Breton Sound, and all of the open Gulf
  waters.

* 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.

&&

$$

PG
945 
WHUS74 KLIX 200300
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
900 PM CST Fri Feb 19 2021

GMZ536-538-550-552-555-557-570-572-575-577-200600-
/O.CON.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Chandeleur Sound-Breton Sound-
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 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 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-
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-
900 PM CST Fri Feb 19 2021

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

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt. Waves 
  of 3 to 5 feet in the sounds and seas of 5 to 7 feet in the 
  open Gulf waters.

* WHERE...Chandleur Sound, Breton Sound, and all of the open 
  Gulf waters.

* 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.

&&

$$
518 
WHUS74 KLIX 200525
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
1125 PM CST Fri Feb 19 2021

GMZ536-538-550-552-570-572-200630-
/O.CAN.KLIX.SC.Y.0013.000000T0000Z-210220T0600Z/
Chandeleur Sound-Breton Sound-
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-
1125 PM CST Fri Feb 19 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds have weakened across the coastal waters west of the mouth of
the Mississippi River and the Sounds. 

$$

GMZ555-557-575-577-201000-
/O.EXT.KLIX.SC.Y.0013.000000T0000Z-210220T1000Z/
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-
1125 PM CST Fri Feb 19 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM CST SATURDAY...

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt. Waves 
  of 3 to 5 feet in the sounds and seas of 5 to 7 feet in the 
  open Gulf waters.

* WHERE...Chandleur Sound, Breton Sound, and all of the open 
  Gulf waters.

* WHEN...Until 4 AM CST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
992 
WHUS74 KLIX 201004
MWWLIX

URGENT - MARINE WEATHER MESSAGE
National Weather Service New Orleans LA
404 AM CST Sat Feb 20 2021

GMZ555-557-575-577-201115-
/O.EXP.KLIX.SC.Y.0013.000000T0000Z-210220T1000Z/
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-
404 AM CST Sat Feb 20 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM CST EARLY THIS
MORNING...

Winds have dropped below advisory criteria. A Small Craft Exercise
Caution headline will be in effect through 9 AM CST for winds of 
15 to 20 knots.

$$

95/DM

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.