Atlantic Basin Tropical Cyclones

Tropical Storm Ian Forecast Advisory


000
WTNT24 KNHC 290858
TCMAT4

TROPICAL STORM IAN FORECAST/ADVISORY NUMBER  27
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092022
0900 UTC THU SEP 29 2022

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

THE HURRICANE WARNINGS ALONG THE EAST AND WEST COASTS OF THE
FLORIDA PENINSULA HAVE BEEN CHANGED TO TROPICAL STORM WARNINGS.

THE TROPICAL STORM WATCH NORTH OF SURF CITY TO CAPE LOOKOUT...NORTH
CAROLINA...HAS BEEN UPGRADED TO A TROPICAL STORM WARNING.

THE GOVERNMENT OF THE BAHAMAS HAS DISCONTINUED THE TROPICAL STORM
WARNING FOR BIMINI AND GRAND BAHAMA ISLANDS.

THE STORM SURGE WATCH HAS BEEN DISCONTINUED FROM SUWANNEE RIVER 
SOUTH TO MIDDLE OF LONGBOAT KEY INCLUDING TAMPA BAY.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A STORM SURGE WARNING IS IN EFFECT FOR...
* MIDDLE OF LONGBOAT KEY SOUTHWARD TO FLAMINGO INCLUDING CHARLOTTE 
HARBOR
* FLAGLER/VOLUSIA LINE TO THE MOUTH OF THE SOUTH SANTEE RIVER
* ST. JOHNS RIVER

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* NORTH OF BONITA BEACH TO INDIAN PASS FLORIDA
* BOCA RATON FLORIDA TO CAPE LOOKOUT NORTH CAROLINA
* LAKE OKEECHOBEE

A STORM SURGE WATCH IS IN EFFECT FOR...
* NORTH OF SOUTH SANTEE RIVER TO LITTLE RIVER INLET

A HURRICANE WATCH IS IN EFFECT FOR...
* FLAGLER/VOLUSIA COUNTY LINE TO THE SOUTH SANTEE RIVER

A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING
INUNDATION...FROM RISING WATER MOVING INLAND FROM THE COASTLINE...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 TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA.

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.

INTERESTS ELSEWHERE IN EASTERN NORTH CAROLINA SHOULD MONITOR THE
PROGRESS OF IAN.

TROPICAL STORM CENTER LOCATED NEAR 28.0N  80.9W AT 29/0900Z
POSITION ACCURATE WITHIN  30 NM

PRESENT MOVEMENT TOWARD THE NORTHEAST OR  40 DEGREES AT   7 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  986 MB
MAX SUSTAINED WINDS  55 KT WITH GUSTS TO  65 KT.
50 KT....... 60NE  50SE  40SW  70NW.
34 KT.......360NE 120SE 120SW 200NW.
12 FT SEAS..270NE  60SE 360SW 210NW.
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 28.0N  80.9W AT 29/0900Z
AT 29/0600Z CENTER WAS LOCATED NEAR 27.7N  81.1W

FORECAST VALID 29/1800Z 28.9N  80.4W...OVER WATER
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 70NE  50SE  30SW  70NW.
34 KT...450NE 120SE 100SW 180NW.

FORECAST VALID 30/0600Z 30.2N  80.0W...OVER WATER
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 70NE  80SE  30SW  90NW.
34 KT...320NE 130SE  90SW 150NW.

FORECAST VALID 30/1800Z 32.2N  80.1W...OVER WATER
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 70NE  70SE  50SW  40NW.
34 KT...160NE 120SE  90SW  80NW.

FORECAST VALID 01/0600Z 34.3N  80.8W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 90NE  90SE   0SW   0NW.

FORECAST VALID 01/1800Z 35.8N  81.7W...INLAND
MAX WIND  25 KT...GUSTS  35 KT.

FORECAST VALID 02/0600Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.0N  80.9W

INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 29/1200Z

NEXT ADVISORY AT 29/1500Z

$$
FORECASTER BERG




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