Small Craft Advisory 35, NWS New Orleans, LA

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE NEW ORLEANS LA
708 AM CDT WED APR 30 2014

.UPDATE...
WILL BE ISSUING A SMALL CRAFT ADVISORY FOR ALL THE COASTAL WATERS
AND TIDAL LAKES. VERY DRY AIR WITH FALLING DEWPOINTS WILL BE
MOVING OVER THE WARMER WATERS FOR ANTICIPATED FREQUENT GUSTS IN
THE 20-30 KT RANGE TODAY. THE GUSTINESS SHOULD LESSEN OVER THE
LAKES AND SOUNDS THIS EVENING BUT MAY CONTINUE OVERNIGHT FOR THE
COASTAL WATERS. 24/RR

&&

.PREV DISCUSSION... /ISSUED 403 AM CDT WED APR 30 2014/

SHORT TERM...
THE FORECAST AREA IS ON THE OPTIMISTIC SIDE OF A VERY WET AND
HIGHLY EFFICIENT BOUNDARY THAT HAS BEEN PUMMELING SOUTHERN ALABAMA
AND THE FLORIDA PANHANDLE OVERNIGHT. THIS EVENT IS REMARKABLY
SIMILAR TO MAY 9 1995 JUST DISPLACED ABOUT 70 MILES EAST.
MEANWHILE...DRIER AIR HAS FLUSHED MUCH OF THE RAIN OUT OF THE
FORECAST AREA WITH SOME COOLER THAN NORMAL AIR EVENTUALLY MOVING
IN LATER TODAY. WILL MAINTAIN SOME RESIDUAL POPS OVER JACKSON
COUNTY BUT MUCH OF THE MEANINGFUL RAINFALL HAS ENDED.

LONG TERM...
HIGH PRESSURE DOMINATES OVER THE AREA THROUGH NEXT TUESDAY WITH
DRY CONDITIONS AND COOLER THAN NORMAL TEMPERATURES THURSDAY AND
FRIDAY BEFORE ONSETTING A GRADUAL WARMING TREND THROUGH THE
WEEKEND AND EARLY NEXT WEEK.

AVIATION...
CONDITIONS TO IMPROVE TO VFR ALL TERMINALS BETWEEN 15-16Z. SOME
MVFR CIGS AT KGPT AND KPQL WILL IMPROVE AS THE DRIER AIR CONTINUES
TO WORK EASTWARD.

MARINE...
MAIN AXIS OF CONVECTION EXTENDING FROM THE CENTRAL GULF...ACROSS
THE MISSISSIPPI DELTA TO THE ESCAMBIA BAY AREA...CAUSING SOME
ENHANCED WINDS AND ROUGH SEAS DUE TO CONVECTION. THESE CONDITIONS
ARE BEING HANDLED SPECIAL MARINE WARNINGS. THE AXIS SHOULD NUDGE
EAST OF THE MISSISSIPPI COASTAL WATERS LATER THIS MORNING WITH
HIGH PRESSURE EVENTUALLY BUILDING INTO THE NORTH GULF...THEN
PREVAILING OVER THE AREA THROUGH THE WEEKEND.

DECISION SUPPORT...
DSS CODE...ORANGE.
DEPLOYED...NONE.
ACTIVATION...WFO MOB BACKUP DESK
ACTIVITIES...SLURRY SUPPORT
             MONITORING RIVER FLOODING

DECISION SUPPORT SERVICES (DSS) CODE LEGEND
GREEN  = NO WEATHER IMPACTS THAT REQUIRE ACTION
BLUE   = LONG FUSED WATCH/WARNING/ADVISORY IN EFFECT OR HIGH
         VISIBILITY EVENT
YELLOW = HEIGHTENED IMPACTS WITH SHORT FUSED
         WATCH/WARNING/ADVISORY ISSUANCES; RADAR SUPPORT
ORANGE = HIGH IMPACTS - SLIGHT TO MODERATE RISK SEVERE; NEARBY
         TROPICAL EVENTS; HAZMAT OR OTHER LARGE EPISODES
RED    = FULL ENGAGEMENT FOR MODERATE TO HIGH RISK SVR
         AND/OR DIRECT TROPICAL THREATS; EVENTS OF NATIONAL
         SIGNIFICANCE

&&

.PRELIMINARY POINT TEMPS/POPS...
MCB  74  45  71  47 /  10   0  10  10
BTR  76  48  73  48 /  10   0  10  10
ASD  78  50  73  49 /  10   0  10  10
MSY  77  55  72  54 /  10   0  10  10
GPT  79  54  74  52 /  10   0  10  10
PQL  78  53  73  47 /  30  20  10  10

&&

.LIX WATCHES/WARNINGS/ADVISORIES...
LA...NONE.
GM...SMALL CRAFT ADVISORY UNTIL 7 PM WEDNESDAY FOR THE FOLLOWING
     ZONES: LAKE BORGNE...LAKE PONTCHARTRAIN AND LAKE
     MAUREPAS...AND MISSISSIPPI SOUND.

     SMALL CRAFT ADVISORY UNTIL 9 AM THURSDAY FOR THE FOLLOWING
     ZONES: BRETON SOUND...CHANDELEUR SOUND...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 FROM 20 TO 60 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 PORT FOURCHON TO LOWER ATCHAFALAYA
     RIVER OUT 20 NM...COASTAL WATERS FROM STAKE ISLAND LA TO
     THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60
     NM...COASTAL WATERS FROM THE SOUTHWEST PASS OF THE
     MISSISSIPPI RIVER TO PORT FOURCHON FROM 20 TO 60 NM...AND
     COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI
     RIVER TO PORT FOURCHON OUT 20 NM.

MS...NONE.
GM...SMALL CRAFT ADVISORY UNTIL 7 PM WEDNESDAY FOR THE FOLLOWING
     ZONES: LAKE BORGNE...LAKE PONTCHARTRAIN AND LAKE
     MAUREPAS...AND MISSISSIPPI SOUND.

     SMALL CRAFT ADVISORY UNTIL 9 AM THURSDAY FOR THE FOLLOWING
     ZONES: BRETON SOUND...CHANDELEUR SOUND...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 FROM 20 TO 60 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 PORT FOURCHON TO LOWER ATCHAFALAYA
     RIVER OUT 20 NM...COASTAL WATERS FROM STAKE ISLAND LA TO
     THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60
     NM...COASTAL WATERS FROM THE SOUTHWEST PASS OF THE
     MISSISSIPPI RIVER TO PORT FOURCHON FROM 20 TO 60 NM...AND
     COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI
     RIVER TO PORT FOURCHON OUT 20 NM.

&&

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEW ORLEANS LA
423 AM CDT WED APR 30 2014

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>082-302130-
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-
423 AM CDT WED APR 30 2014

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

.DAY ONE...TODAY AND TONIGHT

AREA RIVERS ON THE MISSISSIPPI GULF COAST WILL BE RISING DUE TO
HEAVY RAINS DURING THE PAST 24 HOURS. REFER TO THE LATEST RIVER
FLOOD STATEMENTS FOR MORE DETAILS.

NUMEROUS THUNDERSTORMS IN BANDS ACROSS THE EASTERN COASTAL WATERS
WILL PRODUCE FREQUENT GALE FORCE GUSTS AND VERY ROUGH SEAS THIS
MORNING. SMALL CRAFT SHOULD EXERCISE EXTREME CAUTION UNTIL THE
THUNDERSTORMS MOVE EAST OF THE AREA.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THE RISK OF WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

24/RR