Alert archive / Louisiana / Small Craft Advisories in 2013

Small Craft Advisory 72, NWS New Orleans, LA

December 22, 2013

NWS New Orleans, LA issued this small craft advisory at Dec 22, 2013, 10:39 AM CST. It took effect at Dec 23, 2013, 12:00 AM CST. It was in force for 40 hr.

The area

The counties it named.

The facts

Issued
Dec 22, 2013, 10:39 AM CST (16:39 UTC)
In effect from
Dec 23, 2013, 12:00 AM CST
Expired
Dec 24, 2013, 3:43 PM CST
In force
40 hr
Issued by
NWS New Orleans, LA

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 New Orleans, LA wrote its last area forecast discussion before this small craft advisory went out at Dec 22, 10:00 AM CST, 39 minutes earlier.

Area forecast discussion, Dec 22, 10:00 AM CST, 39 minutes before
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Hazardous weather outlook, Dec 22, 5:10 AM CST, 5 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEW ORLEANS LA
510 AM CST SUN DEC 22 2013

GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-LAZ034>037-
039-040-046>050-056>072-MSZ068>071-077-080>082-230100-
LAKE PONTCHARTRAIN AND LAKE MAUREPAS-MISSISSIPPI SOUND-
LAKE BORGNE-CHANDELEUR SOUND-BRETON SOUND-
COASTAL WATERS FROM PORT FOURCHON TO LOWER ATCHAFALAYA RIVER OUT
20 NM-
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON OUT 20 NM-
COASTAL WATERS FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM-
COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA OUT 20 NM-
COASTAL WATERS FROM PORT FOURCHON TO LOWER ATCHAFALAYA RIVER FROM
20 TO 60 NM-
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON FROM 20 TO 60 NM-
COASTAL WATERS FROM STAKE ISLAND LA TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER FROM 20 TO 60 NM-
COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA FROM 20 TO
60 NM-POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-
WASHINGTON-ST. TAMMANY-IBERVILLE-WEST BATON ROUGE-
EAST BATON ROUGE-ASCENSION-LIVINGSTON-ASSUMPTION-ST. JAMES-
ST. JOHN THE BAPTIST-UPPER LAFOURCHE-ST. CHARLES-UPPER JEFFERSON-
ORLEANS-UPPER PLAQUEMINES-UPPER ST. BERNARD-UPPER TERREBONNE-
LOWER TERREBONNE-LOWER LAFOURCHE-LOWER JEFFERSON-
LOWER PLAQUEMINES-LOWER ST. BERNARD-NORTHERN TANGIPAHOA-
SOUTHERN TANGIPAHOA-WILKINSON-AMITE-PIKE-WALTHALL-PEARL RIVER-
HANCOCK-HARRISON-JACKSON-
510 AM CST SUN DEC 22 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
LOUISIANA...SOUTH MISSISSIPPI AND THE ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS ARE EXPECTED THROUGH
MUCH OF THE DAY ACROSS COASTAL SECTIONS OF MISSISSIPPI AND EXTREME
COASTAL SECTIONS OF SOUTHEAST LOUISIANA. SEVERE WEATHER IS NOT
EXPECTED...HOWEVER SOME OF THE STORMS COULD PRODUCE FREQUENT
LIGHTNING AND GUSTY WINDS. IN ADDITION...LOCALLY HEAVY RAINFALL WILL
BE POSSIBLE WITH SOME OF THE THUNDERSTORMS. ELSEWHERE ACROSS SOUTH
MISSISSIPPI AND SOUTHEAST LOUISIANA...SCATTERED SHOWERS ARE FORECAST
FOR TODAY.

A SMALL CRAFT ADVISORY IS IN EFFECT THIS MORNING FOR MOST OF THE
OUTER GULF COASTAL WATERS AND THE INNER WATERS FROM THE MOUTH OF THE
MISSISSIPPI RIVER EASTWARD...EXCLUDING THE SOUNDS. SOUTH TO
SOUTHWEST WINDS OF 20 TO 25 KNOTS AND ROUGH SEAS CAN BE EXPECTED.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SMALL CRAFT ADVISORY CONDITIONS ARE EXPECTED TO DEVELOP EARLY MONDAY
AND AGAIN MONDAY NIGHT INTO TUESDAY.

.SPOTTER INFORMATION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS IS NOT REQUESTED AT THIS TIME.

In the hours before

Special weather statement, Dec 22, 8:40 AM CST, 1 hour 59 minutes before
LAZ059>064-067-221545-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
840 AM CST SUN DEC 22 2013

...CLUSTER OF STRONG THUNDERSTORMS MOVING NORTHEAST AFFECTING UPPER
LAFOURCHE PARISH...UPPER JEFFERSON PARISH...UPPER PLAQUEMINES
PARISH...LOWER LAFOURCHE PARISH...ORLEANS PARISH...UPPER ST. BERNARD
PARISH...ST. CHARLES PARISH...

AT 834 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF STRONG THUNDERSTORMS NEAR LAROSE...OR ABOUT 3 MILES WEST
OF LAROSE...MOVING NORTHEAST AT 50 MPH.

THE CLUSTER OF STRONG THUNDERSTORMS WILL AFFECT AREAS IN AND
AROUND...DES ALLEMANDS...LAFITTE...BARATARIA...BOUTTE...JEAN
LAFITTE...HAHNVILLE...DESTREHAN...NEW SARPY...NORCO...AVONDALE...
WAGGAMAN...HARAHAN...MARRERO...WESTWEGO...KENNER...NEW ORLEANS
ARMSTRONG AIRPORT...BRIDGE CITY...HARVEY...BELLE CHASSE...
TIMBERLANE...GRETNA...TERRYTOWN...METAIRIE...NEW ORLEANS...VIOLET...
CHALMETTE...LAKEFRONT AIRPORT...EAST NEW ORLEANS AND LAKE CATHERINE

HEAVY RAIN ASSOCIATED WITH THESE STORMS WILL ALSO RESULT IN REDUCED
VISIBILITY ALONG AREA ROADWAYS INCLUDING INTERSTATE 10...510...610.
DRIVERS TRAVELING THROUGH THE IMPACTED AREAS SHOULD EXERCISE
CAUTION. SOME PONDING OF WATER WILL ALSO BE POSSIBLE ON LOW LYING
ROADWAYS AND IN AREAS OF POOR DRAINAGE.

THE PRIMARY THREATS FROM THESE STORMS ARE FREQUENT LIGHTNING AND WIND
GUSTS TO NEAR 40 MPH...WHICH COULD DOWN TREE LIMBS AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR BUILDING
UNTIL THESE STORMS HAVE PASSED.

THESE STORMS COULD PRODUCE RAINFALL AMOUNTS OF ONE TO TWO INCHES IN A
SHORT PERIOD OF TIME...RESULTING IN PONDING OF WATER AROUND LOW LYING
ROADWAYS. REMEMBER...DO NOT DRIVE YOUR VEHICLE INTO WATER COVERED
ROADWAYS. THE DEPTH MAY BE TOO GREAT TO ALLOW A SAFE CROSSING.

CAB

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 22, 2:34 PM CSTSpecial Marine WarningLIX86 min
Dec 22, 4:54 AM CSTFlash Flood WarningLIXHarrison111 min
Dec 22, 5:45 AM CSTAreal Flood AdvisoryLIXJackson2 hr
Dec 22, 8:45 AM CSTFlash Flood WarningLIXHarrison3 hr

Nearby

Small Craft Advisories in Louisiana, 2013Every small craft advisory in 2013

Sources

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