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HURRICANE IRMA FORECAST/ADVISORY NUMBER  37
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL112017
0900 UTC FRI SEP 08 2017

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A STORM SURGE WARNING IS IN EFFECT FOR...
* JUPITER INLET SOUTHWARD AROUND THE FLORIDA PENINSULA TO BONITA
BEACH
* FLORIDA KEYS

A STORM SURGE WATCH IS IN EFFECT FOR...
* NORTH OF JUPITER INLET TO SEBASTIAN INLET
* NORTH OF BONITA BEACH TO VENICE

A HURRICANE WARNING IS IN EFFECT FOR...
* JUPITER INLET SOUTHWARD AROUND THE FLORIDA PENINSULA TO BONITA
BEACH
* FLORIDA KEYS
* LAKE OKEECHOBEE
* FLORIDA BAY
* HAITI FROM THE NORTHERN BORDER WITH THE DOMINICAN REPUBLIC TO LE
MOLE ST. NICHOLAS
* SOUTHEASTERN BAHAMAS AND THE TURKS AND CAICOS ISLANDS
* CUBAN PROVINCES OF CAMAGUEY...CIEGO DE AVILA...SANCTI SPIRITUS...
AND VILLA CLARA
* CENTRAL BAHAMAS
* NORTHWESTERN BAHAMAS

A HURRICANE WATCH IS IN EFFECT FOR...
* NORTH OF JUPITER INLET TO SEBASTIAN INLET
* NORTH OF BONITA BEACH TO ANNA MARIA ISLAND
* CUBAN PROVINCES OF GUANTANAMO...HOLGUIN...LAS TUNAS AND MATANZAS.

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* HAITI FROM SOUTH OF LE MOLE ST. NICHOLAS TO PORT-AU-PRINCE
* CUBAN PROVINCES OF GUANTANAMO...HOLGUIN...AND LAS TUNAS

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 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.
FOR A DEPICTION OF AREAS AT RISK... PLEASE SEE THE NATIONAL WEATHER
SERVICE STORM SURGE WATCH/WARNING GRAPHIC...AVAILABLE AT
HURRICANES.GOV.

A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA.  PREPARATIONS TO PROTECT LIFE AND
PROPERTY SHOULD BE RUSHED TO COMPLETION.

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 WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA.

INTERESTS ELSEWHERE IN CUBA...FLORIDA...AND THE SOUTHEASTERN
UNITED STATES SHOULD MONITOR THE PROGRESS OF IRMA.

HURRICANE CENTER LOCATED NEAR 21.7N  73.8W AT 08/0900Z
POSITION ACCURATE WITHIN  10 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT  14 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  925 MB
EYE DIAMETER  20 NM
MAX SUSTAINED WINDS 135 KT WITH GUSTS TO 165 KT.
64 KT....... 60NE  45SE  35SW  55NW.
50 KT.......100NE  70SE  50SW  80NW.
34 KT.......160NE 120SE  80SW 150NW.
12 FT SEAS..540NE 240SE 120SW 480NW.
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 21.7N  73.8W AT 08/0900Z
AT 08/0600Z CENTER WAS LOCATED NEAR 21.5N  73.2W

FORECAST VALID 08/1800Z 22.1N  75.7W
MAX WIND 135 KT...GUSTS 165 KT.
64 KT... 65NE  50SE  35SW  55NW.
50 KT...100NE  70SE  50SW  80NW.
34 KT...170NE 120SE  90SW 150NW.

FORECAST VALID 09/0600Z 22.6N  77.8W
MAX WIND 135 KT...GUSTS 165 KT.
64 KT... 65NE  50SE  35SW  55NW.
50 KT...100NE  80SE  60SW  90NW.
34 KT...170NE 130SE  90SW 150NW.

FORECAST VALID 09/1800Z 23.3N  79.4W
MAX WIND 135 KT...GUSTS 165 KT.
64 KT... 65NE  55SE  40SW  55NW.
50 KT...110NE  90SE  60SW  90NW.
34 KT...170NE 140SE 110SW 160NW.

FORECAST VALID 10/0600Z 24.5N  80.4W
MAX WIND 130 KT...GUSTS 160 KT.
50 KT...110NE  90SE  70SW  90NW.
34 KT...190NE 170SE 130SW 190NW.

FORECAST VALID 11/0600Z 28.0N  81.5W...INLAND
MAX WIND  90 KT...GUSTS 110 KT.
50 KT...130NE 110SE  80SW 100NW.
34 KT...250NE 210SE 160SW 200NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 12/0600Z 33.0N  84.0W...INLAND
MAX WIND  40 KT...GUSTS  50 KT.

OUTLOOK VALID 13/0600Z 36.0N  87.0W...INLAND
MAX WIND  25 KT...GUSTS  35 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.7N  73.8W

NEXT ADVISORY AT 08/1500Z

$$
FORECASTER BEVEN


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