Alert archive / Louisiana / Small Craft Advisories in 2016

Small Craft Advisory 29, NWS Lake Charles, LA

April 15, 2016

NWS Lake Charles, LA issued this small craft advisory at Apr 15, 2016, 3:27 PM CDT. It took effect at Apr 16, 2016, 7:00 AM CDT. It was in force for 3 days.

The area

The counties it named.

The facts

Issued
Apr 15, 2016, 3:27 PM CDT (20:27 UTC)
In effect from
Apr 16, 2016, 7:00 AM CDT
Expired
Apr 19, 2016, 7:00 AM CDT
In force
3 days
Issued by
NWS Lake Charles, LA

The text

As transmitted.

094 
WHUS74 KLCH 152027
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
327 PM CDT FRI APR 15 2016

...STRENGTHENING WINDS AND BUILDING SEAS EXPECTED...

.A TIGHTENING PRESSURE GRADIENT WILL DEVELOP BETWEEN LOW PRESSURE
DEEPENING OVER THE PLAINS...AND HIGH PRESSURE OVER THE EASTERN
CONUS. A LONG FETCH OF STRONG EAST TO SOUTHEASTERLY WINDS WILL
DEVELOP...RESULTING IN SIGNIFICANTLY HIGHER SEAS.

GMZ450-452-455-470-472-475-160900-
/O.NEW.KLCH.SC.Y.0029.160416T1200Z-160418T1200Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
327 PM CDT FRI APR 15 2016

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM SATURDAY TO 7 AM CDT
MONDAY...

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A SMALL
CRAFT ADVISORY...WHICH IS IN EFFECT FROM 7 AM SATURDAY TO 7 AM
CDT MONDAY. 

* WINDS...20 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...INCREASING TO 8 FEET
  OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
14 follow-up statements
706 
WHUS74 KLCH 160251
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
951 PM CDT FRI APR 15 2016

...STRENGTHENING WINDS AND BUILDING SEAS EXPECTED...

.A TIGHTENING PRESSURE GRADIENT WILL DEVELOP BETWEEN LOW PRESSURE
DEEPENING OVER THE PLAINS...AND HIGH PRESSURE OVER THE EASTERN
CONUS. A LONG FETCH OF STRONG EAST TO SOUTHEASTERLY WINDS WILL
DEVELOP...RESULTING IN SIGNIFICANTLY HIGHER SEAS.

GMZ450-452-455-470-472-475-160900-
/O.CON.KLCH.SC.Y.0029.160416T1200Z-160418T1200Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
951 PM CDT FRI APR 15 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM SATURDAY TO
7 AM CDT MONDAY...

* WINDS...20 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...INCREASING TO 8 FEET 
  OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

24
309 
WHUS74 KLCH 160830
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
330 AM CDT SAT APR 16 2016

...STRENGTHENING WINDS AND BUILDING SEAS EXPECTED...

.A TIGHTENING PRESSURE GRADIENT WILL DEVELOP BETWEEN LOW PRESSURE
DEEPENING OVER THE PLAINS...AND HIGH PRESSURE ALONG THE ATLANTIC
SEABOARD. A LONG FETCH OF STRONG EAST TO SOUTHEASTERLY WINDS WILL
DEVELOP...RESULTING IN SIGNIFICANTLY HIGHER SEAS.

GMZ450-452-455-470-472-475-162100-
/O.CON.KLCH.SC.Y.0029.160416T1200Z-160418T1200Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
330 AM CDT SAT APR 16 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING
TO 7 AM CDT MONDAY...

* WINDS...20 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...INCREASING TO 8 FEET 
  OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

25
941 
WHUS74 KLCH 162012
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
312 PM CDT SAT APR 16 2016

...STRENGTHENING WINDS AND BUILDING SEAS EXPECTED...

.A TIGHTENING PRESSURE GRADIENT WILL DEVELOP BETWEEN LOW PRESSURE
DEEPENING OVER THE PLAINS...AND HIGH PRESSURE ALONG THE ATLANTIC
SEABOARD. A LONG FETCH OF STRONG EAST TO SOUTHEASTERLY WINDS WILL
DEVELOP...RESULTING IN SIGNIFICANTLY HIGH SEAS.

GMZ450-452-455-470-472-475-171000-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
312 PM CDT SAT APR 16 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY...

* WINDS...20 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...INCREASING TO 8 FEET 
  OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
047 
WHUS74 KLCH 162238
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
538 PM CDT SAT APR 16 2016

...STRENGTHENING WINDS AND BUILDING SEAS EXPECTED...

.A TIGHTENING PRESSURE GRADIENT WILL DEVELOP BETWEEN LOW PRESSURE
DEEPENING OVER THE PLAINS...AND HIGH PRESSURE ALONG THE ATLANTIC
SEABOARD. A LONG FETCH OF STRONG EAST TO SOUTHEASTERLY WINDS WILL
DEVELOP...RESULTING IN SIGNIFICANTLY HIGH SEAS.

GMZ450-452-455-470-472-475-171000-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
538 PM CDT SAT APR 16 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...INCREASING TO 8 FEET 
  OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
772 
WHUS74 KLCH 170231
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
931 PM CDT SAT APR 16 2016

...STRONG WINDS AND VERY ROUGH SEAS EXPECTED...

.THE PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS AND
HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
TIGHTEN...RESULTING IN STRONG AND GUSTY EAST TO SOUTHEAST WINDS.
THE LONG FETCH OF WINDS WILL ALSO PRODUCE SIGNIFICANTLY HIGH AND
ROUGH SEAS.

GMZ430-432-435-171100-
/O.EXA.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
SABINE LAKE-CALCASIEU LAKE-VERMILION BAY-
931 PM CDT SAT APR 16 2016

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A SMALL
CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM CDT MONDAY. 

* WINDS...20 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...VERY ROUGH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ450-452-455-470-472-475-171100-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
931 PM CDT SAT APR 16 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...INCREASING TO 8 FEET 
  OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

24
856 
WHUS74 KLCH 171055
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
555 AM CDT SUN APR 17 2016

...STRONG WINDS AND VERY ROUGH SEAS EXPECTED...

.THE PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS AND
HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
TIGHTEN...RESULTING IN STRONG AND GUSTY EAST TO SOUTHEAST WINDS.
THE LONG FETCH OF WINDS WILL ALSO PRODUCE SIGNIFICANTLY HIGH AND
ROUGH SEAS.

GMZ430-432-435-450-452-455-470-472-475-172100-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
SABINE LAKE-CALCASIEU LAKE-VERMILION BAY-
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
555 AM CDT SUN APR 17 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...INCREASING TO 8 FEET 
  OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

25
787 
WHUS74 KLCH 171529
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1029 AM CDT SUN APR 17 2016

...STRONG WINDS AND VERY ROUGH SEAS EXPECTED...

.THE PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS AND
HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
TIGHTEN...RESULTING IN STRONG AND GUSTY EAST TO SOUTHEAST WINDS.
THE LONG FETCH OF WINDS WILL ALSO PRODUCE SIGNIFICANTLY HIGH AND
ROUGH SEAS.

GMZ430-432-435-450-452-455-470-472-475-172330-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
SABINE LAKE-CALCASIEU LAKE-VERMILION BAY-
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
1029 AM CDT SUN APR 17 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...INCREASING TO 8 FEET 
  OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

13
572 
WHUS74 KLCH 172018
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
318 PM CDT SUN APR 17 2016

...STRONG WINDS AND VERY ROUGH SEAS EXPECTED...

.A TIGHT PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS
AND HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO 
RESULT IN STRONG AND GUSTY EAST TO SOUTHEAST WINDS. THE LONG
FETCH OF WINDS WILL ALSO PRODUCE SIGNIFICANTLY HIGH AND ROUGH
SEAS. WINDS AND SEAS ARE EXPECTED TO BEGIN SUBSIDING MONDAY 
INTO MONDAY NIGHT.  

GMZ430-432-435-450-452-455-470-472-475-180500-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
SABINE LAKE-CALCASIEU LAKE-VERMILION BAY-
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
318 PM CDT SUN APR 17 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

13
334 
WHUS74 KLCH 180255
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
955 PM CDT SUN APR 17 2016

...STRONG WINDS AND VERY ROUGH SEAS EXPECTED...

.A TIGHT PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS
AND HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
RESULT IN STRONG AND GUSTY EAST TO SOUTHEAST WINDS. THE LONG
FETCH OF WINDS WILL ALSO PRODUCE SIGNIFICANTLY HIGH AND ROUGH
SEAS. WINDS AND SEAS ARE EXPECTED TO BEGIN SUBSIDING MONDAY INTO
MONDAY NIGHT.

GMZ472-475-181100-
/O.EXT.KLCH.SC.Y.0029.000000T0000Z-160419T0000Z/
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
955 PM CDT SUN APR 17 2016

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT MONDAY...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ450-452-455-470-181100-
/O.EXT.KLCH.SC.Y.0029.000000T0000Z-160418T1800Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
955 PM CDT SUN APR 17 2016

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM CDT MONDAY...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ430-432-435-181100-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
SABINE LAKE-CALCASIEU LAKE-VERMILION BAY-
955 PM CDT SUN APR 17 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
680 
WHUS74 KLCH 181034
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
534 AM CDT MON APR 18 2016

...HAZARDOUS CONDITIONS FOR SMALL CRAFT REMAIN IN EFFECT TODAY...

.A TIGHT PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS
AND HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
RESULT IN STRONG AND GUSTY SOUTHEAST WINDS AND ROUGH SEAS. WINDS
AND SEAS ARE EXPECTED TO BEGIN SUBSIDING THIS AFTERNOON INTO
THIS EVENING.

GMZ472-475-181845-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160419T0000Z/
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
534 AM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ450-452-455-470-181800-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1800Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
534 AM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ430-432-435-181200-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1200Z/
SABINE LAKE-CALCASIEU LAKE-VERMILION BAY-
534 AM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS
MORNING...

* WINDS...20 TO 30 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
838 
WHUS74 KLCH 181555
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1055 AM CDT MON APR 18 2016

...HAZARDOUS CONDITIONS FOR SMALL CRAFT REMAIN IN EFFECT TODAY...

.A TIGHT PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS
AND HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
RESULT IN STRONG AND GUSTY SOUTHEAST WINDS AND ROUGH SEAS. WINDS
AND SEAS ARE EXPECTED TO BEGIN SUBSIDING THIS AFTERNOON INTO THIS
EVENING.

GMZ472-475-181800-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160419T0000Z/
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
1055 AM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WINDS...15 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ450-452-455-470-181800-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160418T1800Z/
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
1055 AM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* WINDS...15 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...3 TO 6 FEET NEAR SHORE...6 TO 8 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

13
958 
WHUS74 KLCH 182047
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
347 PM CDT MON APR 18 2016

...HAZARDOUS CONDITIONS FOR SMALL CRAFT REMAIN IN EFFECT THROUGH
TONIGHT...

.A TIGHT PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS
AND HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
RESULT IN STRONG AND GUSTY SOUTHEAST WINDS AND ROUGH SEAS. WINDS
AND SEAS ARE EXPECTED TO BEGIN SUBSIDING LATE TONIGHT.

GMZ470-190500-
/O.NEW.KLCH.SC.Y.0030.160418T2047Z-160419T1200Z/
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
347 PM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A SMALL
CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM CDT TUESDAY. 

* WINDS...15 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...2 TO 4 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ472-475-190500-
/O.EXT.KLCH.SC.Y.0029.000000T0000Z-160419T1200Z/
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
347 PM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM CDT TUESDAY...

* WINDS...15 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...2 TO 4 FEET NEAR SHORE...4 TO 6 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

13
552 
WHUS74 KLCH 190310
MWWLCH

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1010 PM CDT MON APR 18 2016

...HAZARDOUS CONDITIONS FOR SMALL CRAFT REMAIN IN EFFECT THROUGH
TONIGHT...

.A TIGHT PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS
AND HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
RESULT IN STRONG AND GUSTY SOUTHEAST WINDS AND ROUGH SEAS. WINDS
AND SEAS ARE EXPECTED TO BEGIN SUBSIDING BY EARLY TUESDAY.

GMZ472-475-191100-
/O.CON.KLCH.SC.Y.0029.000000T0000Z-160419T1200Z/
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
1010 PM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
TUESDAY...

* WINDS...15 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...2 TO 4 FEET NEAR SHORE...4 TO 6 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ470-191100-
/O.CON.KLCH.SC.Y.0030.000000T0000Z-160419T1200Z/
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
1010 PM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
TUESDAY...

* WINDS...15 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...2 TO 4 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
249 
WHUS74 KLCH 190311 CCA
MWWLCH

URGENT - MARINE WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1011 PM CDT MON APR 18 2016

...HAZARDOUS CONDITIONS FOR SMALL CRAFT REMAIN IN EFFECT THROUGH
TONIGHT...

.A TIGHT PRESSURE GRADIENT BETWEEN LOW PRESSURE OVER THE PLAINS
AND HIGH PRESSURE ALONG THE ATLANTIC SEABOARD WILL CONTINUE TO
RESULT IN STRONG AND GUSTY SOUTHEAST WINDS AND ROUGH SEAS. WINDS
AND SEAS ARE EXPECTED TO BEGIN SUBSIDING BY EARLY TUESDAY.

GMZ472-475-191200-
/O.COR.KLCH.SC.Y.0029.000000T0000Z-160419T1200Z/
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
1011 PM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
TUESDAY...

* WINDS...15 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...2 TO 4 FEET NEAR SHORE...4 TO 6 FEET OFFSHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

GMZ470-191200-
/O.CON.KLCH.SC.Y.0030.000000T0000Z-160419T1200Z/
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
1011 PM CDT MON APR 18 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
TUESDAY...

* WINDS...15 TO 25 KNOTS WITH OCCASIONAL HIGHER GUSTS.

* WAVES/SEAS...2 TO 4 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

What forecasters said that day

The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lake Charles, LA wrote its last area forecast discussion before this small craft advisory went out at Apr 15, 12:32 PM CDT, 2 hours 55 minutes earlier.

Area forecast discussion, Apr 15, 12:32 PM CDT, 2 hours 55 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1232 PM CDT FRI APR 15 2016

.DISCUSSION...
FOR THE 18Z TAF PACKAGE.

&&

.AVIATION...
MORNING LOW CLOUDS LIFTING WITH DIURNAL MIXING...AND GENERALLY
EXPECT A MIX OF MVFR AND VFR TO PREVAIL FOR THE REST OF THE
AFTERNOON AMID LIGHT AND SOMEWHAT VARIABLE WINDS. ISOLATED TO
PERHAPS SCATTERED SHOWERS ARE POSSIBLE...MAINLY ACROSS
CENTRAL/SOUTH CENTRAL LOUISIANA WHERE ISOLATED SHOWERS ARE ALREADY
ONGOING. CIGS LOWERING INTO IFR ALONG WITH A PREVAILING AND
STRENGTHENING EASTERLY FLOW TONIGHT...WITH WINDS BECOMING GUSTY BY
MID MORNING SATURDAY.

13

&&

.PREV DISCUSSION... /ISSUED 1022 AM CDT FRI APR 15 2016/

DISCUSSION...UPPER LOW NOW OVER EASTERN ARKANSAS ADVANCING EAST.
DRIER AIR IN ITS WAKE CONTINUES TO FILTER INTO THE AREA. STILL
SUFFICIENT MOISTURE HOWEVER LEFT OVER THE EASTERN PORTION OF THE
FORECAST AREA FOR A FEW SHOWERS THROUGH THE DAY AND MAINTAINING
LOW END POPS ACCORDINGLY. RADAR SHOWING A NORTH TO SOUTH ORIENTED
LINE OF SPRINKLES/LIGHT SHOWERS AT THIS TIME. THIS APPEARS TO BE
FOCUSED ALONG DISSIPATING SURFACE TROF AND ASSOCIATED WEAK
CONVERGENCE. FORECAST APPEARS ON TRACK AND NO MORNING UPDATE WILL
BE REQUIRED.

23

PREV DISCUSSION... /ISSUED 717 AM CDT FRI APR 15 2016/

DISCUSSION...
FOR 12Z TAF ISSUANCE.

AVIATION...
LOCAL 88DS CONTINUE TO SHOW SPOTTY LIGHT SHOWERS MAINLY OVER THE
ERN 1/2 OF THE AREA ATTM...AND SHORT-RANGE HIGH RES MODELS SHOW
THIS TREND CONTINUING THROUGH THE REMAINDER OF THE DAY. LOW
CEILINGS IN PLACE PER SFC OBS WILL GRADUALLY LIFT THROUGH THE
MORNING...WITH MAINLY VFR CEILINGS EXPECTED BY AFTERNOON AS THE
WEAK BOUNDARY SITTING NEAR THE COAST GRADUALLY LIFTS NORTH/WASHES
OUT. SERLY FLOW WILL PREVAIL BEHIND THE BOUNDARY...WITH SPEEDS
PICKING UP LATER TODAY AND TONIGHT AS THE GRADIENT TIGHTENS AND
LOW-LEVEL JETTING MIXES DOWN. CEILINGS WILL ONCE AGAIN DROP TO IFR
LEVELS OR WORSE.

25

PREV DISCUSSION... /ISSUED 318 AM CDT FRI APR 15 2016/

DISCUSSION...AN UPPER LOW OVER ARKANSAS CONTINUES TO VERY SLOWLY
MOVE AWAY WITH RIDGING BUILDING IN BEHIND THIS SYSTEM. A SLIGHTLY
DRIER AND MORE STABLE AIR MASS IS ALSO FILTERING IN BEHIND THIS
UPPER LOW. ALSO, THIS PAST EVENING A WEAK SURFACE BOUNDARY
DRIFTED INTO THE REGION AND IS STALLED ROUGHLY FROM AROUND KOPL TO
GRAND CHENIER. THIS BOUNDARY WILL SLOWLY DISSIPATE THROUGH THE
NEXT 24 HRS OR SO, BUT A FEW SHOWERS WILL REMAIN POSSIBLE ALONG
AND AHEAD OF THE BOUNDARY.

WEAK RIDGING WILL REMAIN OVER THE AREA ALOFT SATURDAY KEEPING
RAIN CHANCES FAIRLY LOW, HOWEVER BY SUNDAY AFTERNOON AN UPPER LOW
OVER THE ROCKIES WILL BEGIN TO PULL MOISTURE FROM THE GULF ACROSS
OUR REGION AS THE LOW DRIFTS EAST. A SURFACE LOW WILL ALSO
DEVELOP THIS WEEKEND OVER THE PLAINS AS A SURFACE RIDGE MOVES
TOWARD THE EAST COAST. THIS WILL INCREASE THE EAST TO SE FLOW. A
FEW STREAMER SHOWERS MAY BE POSSIBLE SATURDAY WITH HIGHER POPS
SUN.

THE LARGE UPPER LOW WILL GRADUALLY MOVE EAST AND VERY SLOWLY FILL
THROUGH MID TO LATE WEEK. THIS WILL KEEP POPS ELEVATED MOST OF THE
WEEK.

MARINE...THE PRESSURE GRADIENT WILL TIGHTEN THIS WEEKEND WITH
MODERATE TO STRONG EAST TO SE WINDS EXPECTED FROM SATURDAY THROUGH
MONDAY NIGHT/EARLY TUE. AN SCA WILL LIKELY BE POSTED DURING THIS
PERIOD.

ALSO WITH THE PROLONGED STRONG EAST TO SE FLOW TIDES WILL BE
RUNNING ABOVE NORMAL AND CONDITIONS MAY WARRANT A COASTAL FLOOD
ADV FROM THIS WEEKEND INTO EARLY NEXT WEEK..

&&

.PRELIMINARY POINT TEMPS/POPS...
AEX  77  59  77  58 /  30  20  20  10
LCH  80  65  77  65 /  10  20  20  20
LFT  80  63  78  63 /  30  20  20  10
BPT  81  66  79  66 /  10  10  20  20

&&

.LCH WATCHES/WARNINGS/ADVISORIES...
LA...NONE.
TX...NONE.
GM...NONE.

&&
Hazardous weather outlook, Apr 15, 3:33 AM CDT, 11 hours 54 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAKE CHARLES LA
333 AM CDT FRI APR 15 2016

GMZ435-LAZ027>033-041>045-052>055-073-074-TXZ180-201-215-216-
259>262-160845-
VERMILION BAY-VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-
EVANGELINE-ST. LANDRY-CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-
UPPER ST. MARTIN-VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-
WEST CAMERON-EAST CAMERON-TYLER-HARDIN-JEFFERSON-ORANGE-
NORTHERN JASPER-NORTHERN NEWTON-SOUTHERN JASPER-SOUTHERN NEWTON-
333 AM CDT FRI APR 15 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF GULF OF
MEXICO...CENTRAL LOUISIANA...SOUTH CENTRAL LOUISIANA...SOUTHWEST
LOUISIANA...WEST CENTRAL LOUISIANA AND SOUTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT

ISOLATED TO WIDELY SCATTERED SHOWERS WILL BE POSSIBLE TODAY FROM
CENTRAL LOUISIANA THROUGH ACADIANA.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

MOISTURE WILL BE PULLED NORTH ACROSS THE AREA BY A LARGE UPPER LOW
FROM SUNDAY AFTERNOON THROUGH MUCH OF NEXT WEEK. THIS WILL KEEP
SCATTERED TO NUMEROUS SHOWERS AND STORMS IN THE FORECAST FOR
PORTIONS OF THE AREA. WHILE SEVERE WEATHER IS NOT CURRENTLY
FORECAST A FEW STRONG STORMS DURING THE PERIOD CAN NOT BE RULED
OUT AS SHORT WAVES MOVE AROUND THE BASE OF THE LARGER LOW.

EAST TO SOUTHEAST WINDS WILL INCREASE SATURDAY AND REMAIN ELEVATED
INTO EARLY NEXT WEEK. THIS WILL CAUSE TIDES TO RUN ONE TO TWO FEET
ABOVE NORMAL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

GMZ430-432-450-452-455-470-472-475-160845-
SABINE LAKE-CALCASIEU LAKE-
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
333 AM CDT FRI APR 15 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF GULF OF MEXICO.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

WINDS AND SEAS WILL INCREASE SATURDAY AS THE PRESSURE GRADIENT
TIGHTENS ACROSS THE REGION. MODERATE TO STRONG EAST TO SOUTHEAST
WINDS ARE EXPECTED THIS WEEKEND INTO EARLY NEXT WEEK. WINDS ARE
EXPECTED TO RISE ABOVE SMALL CRAFT ADVISORY CRITERIA SATURDAY
MORNING. THUNDERSTORMS MAY ALSO CAUSE LOCALLY HIGHER WINDS AND
SEAS FROM SUNDAY THROUGH MUCH OF NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

Nearby

Small Craft Advisories in Louisiana, 2016Every small craft advisory in 2016

Sources

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