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HURRICANE IDA FORECAST/ADVISORY NUMBER   7
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092021
0300 UTC SAT AUG 28 2021
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A STORM SURGE WARNING IS IN EFFECT FOR...
* EAST OF ROCKEFELLER WILDLIFE REFUGE LOUISIANA TO THE
MISSISSIPPI/ALABAMA BORDER
* VERMILION BAY...LAKE BORGNE...LAKE PONTCHARTRAIN...AND LAKE
MAUREPAS
 
A HURRICANE WARNING IS IN EFFECT FOR...
* CUBAN PROVINCES OF PINAR DEL RIO AND ARTEMISA...AND THE ISLE OF
YOUTH
* INTRACOASTAL CITY LOUISIANA TO THE MOUTH OF THE PEARL RIVER
* LAKE PONTCHARTRAIN...LAKE MAUREPAS...AND METROPOLITAN NEW ORLEANS
 
A STORM SURGE WATCH IS IN EFFECT FOR...
* SABINE PASS TO ROCKEFELLER WILDLIFE REFUGE LOUISIANA
* MOBILE BAY
 
A HURRICANE WATCH IS IN EFFECT FOR...
* CAMERON LOUISIANA TO WEST OF INTRACOASTAL CITY LOUISIANA
* MOUTH OF THE PEARL RIVER TO THE MISSISSIPPI/ALABAMA BORDER
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* CUBAN PROVINCES OF MATANZAS...MAYABEQUE...AND HAVANA
* CAMERON LOUISIANA TO WEST OF INTRACOASTAL CITY LOUISIANA
* MOUTH OF THE PEARL RIVER TO THE MISSISSIPPI/ALABAMA BORDER
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* MISSISSIPPI/ALABAMA BORDER TO THE ALABAMA/FLORIDA BORDER
 
A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING
INUNDATION...FROM RISING WATER MOVING INLAND FROM THE
COASTLINE...DURING THE NEXT 36 HOURS IN THE INDICATED LOCATIONS.
FOR A
DEPICTION OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER
SERVICE STORM SURGE WATCH/WARNING GRAPHIC...AVAILABLE AT
HURRICANES.GOV.  THIS IS A LIFE-THREATENING SITUATION.  PERSONS
LOCATED WITHIN THESE AREAS SHOULD TAKE ALL NECESSARY ACTIONS TO
PROTECT LIFE AND PROPERTY FROM RISING WATER AND THE POTENTIAL FOR
OTHER DANGEROUS CONDITIONS.  PROMPTLY FOLLOW EVACUATION AND OTHER
INSTRUCTIONS FROM LOCAL OFFICIALS.
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA.  A WARNING IS TYPICALLY ISSUED
36 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF
TROPICAL-STORM-FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE
PREPARATIONS DIFFICULT OR DANGEROUS.  PREPARATIONS TO PROTECT LIFE
AND PROPERTY SHOULD BE RUSHED TO COMPLETION.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.
 
A STORM SURGE WATCH MEANS THERE IS A POSSIBILITY OF LIFE-
THREATENING INUNDATION...FROM RISING WATER MOVING INLAND FROM THE
COASTLINE...IN THE INDICATED LOCATIONS DURING THE NEXT 48 HOURS.
 
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.  A WATCH IS TYPICALLY ISSUED 48 HOURS
BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE
WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR
DANGEROUS.
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
 
INTERESTS ELSEWHERE ALONG THE NORTHERN U.S. GULF COAST SHOULD
MONITOR THE PROGRESS OF THIS SYSTEM.  INTERESTS IN THE DRY TORTUGAS
SHOULD ALSO MONITOR THE PROGRESS OF IDA.
 
HURRICANE CENTER LOCATED NEAR 23.0N  84.0W AT 28/0300Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT  13 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  989 MB
MAX SUSTAINED WINDS  70 KT WITH GUSTS TO  85 KT.
64 KT....... 20NE   0SE   0SW   0NW.
50 KT....... 50NE  30SE   0SW  30NW.
34 KT.......100NE  60SE  40SW  70NW.
12 FT SEAS..105NE   0SE   0SW 105NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
 
REPEAT...CENTER LOCATED NEAR 23.0N  84.0W AT 28/0300Z
AT 28/0000Z CENTER WAS LOCATED NEAR 22.5N  83.5W
 
FORECAST VALID 28/1200Z 24.4N  85.6W
MAX WIND  85 KT...GUSTS 105 KT.
64 KT... 20NE  15SE  10SW  20NW.
50 KT... 50NE  40SE  20SW  40NW.
34 KT...110NE  80SE  60SW  90NW.
 
FORECAST VALID 29/0000Z 26.1N  87.7W
MAX WIND 105 KT...GUSTS 130 KT.
64 KT... 20NE  20SE  15SW  20NW.
50 KT... 60NE  50SE  30SW  40NW.
34 KT...120NE 100SE  70SW 100NW.
 
FORECAST VALID 29/1200Z 27.8N  89.6W
MAX WIND 120 KT...GUSTS 145 KT.
64 KT... 35NE  30SE  20SW  30NW.
50 KT... 60NE  60SE  30SW  50NW.
34 KT...130NE 110SE  80SW 110NW.
 
FORECAST VALID 30/0000Z 29.2N  90.8W...INLAND
MAX WIND 110 KT...GUSTS 135 KT.
64 KT... 30NE  30SE  20SW  20NW.
50 KT... 60NE  60SE  40SW  40NW.
34 KT...110NE 110SE  70SW  70NW.
 
FORECAST VALID 30/1200Z 30.7N  91.0W...INLAND
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 30NE  30SE  20SW  20NW.
34 KT... 70NE 100SE  60SW  50NW.
 
FORECAST VALID 31/0000Z 32.3N  90.6W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...  0NE 150SE   0SW   0NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
OUTLOOK VALID 01/0000Z 34.9N  88.2W...INLAND
MAX WIND  25 KT...GUSTS  35 KT.
 
OUTLOOK VALID 02/0000Z 36.8N  83.9W...POST-TROP/REMNT LOW
MAX WIND  20 KT...GUSTS  30 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.0N  84.0W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 28/0600Z
 
NEXT ADVISORY AT 28/0900Z
 
$$
FORECASTER CANGIALOSI
 
 
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