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TROPICAL STORM IAN FORECAST/ADVISORY NUMBER 10
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092022
1500 UTC SUN SEP 25 2022
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
THE GOVERNMENT OF CUBA HAS UPGRADED THE HURRICANE WATCH TO A
HURRICANE WARNING FOR THE CUBAN PROVINCES OF ISLA DE JUVENTUD...
PINAR DEL RIO...AND ARTEMISA...AND UPGRADED THE TROPICAL STORM WATCH
TO A TROPICAL STORM WARNING FOR THE CUBAN PROVINCES OF LA HABANA...
MAYABEQUE...AND MATANZAS.
THE GOVERNMENT OF THE CAYMAN ISLANDS HAS DISCONTINUED THE TROPICAL
STORM WATCH FOR LITTLE CAYMAN AND CAYMAN BRAC.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* GRAND CAYMAN
* CUBAN PROVINCES OF ISLA DE JUVENTUD...PINAR DEL RIO...AND ARTEMISA
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* CUBAN PROVINCES OF LA HABANA...MAYABEQUE...AND MATANZAS
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.
INTERESTS IN CENTRAL CUBA...THE FLORIDA KEYS...AND THE FLORIDA
PENINSULA SHOULD MONITOR THE PROGRESS OF IAN.
TROPICAL STORM CENTER LOCATED NEAR 15.2N 79.8W AT 25/1500Z
POSITION ACCURATE WITHIN 40 NM
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT 12 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 1001 MB
MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT.
34 KT....... 40NE 0SE 0SW 50NW.
12 FT SEAS.. 30NE 0SE 0SW 45NW.
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 15.2N 79.8W AT 25/1500Z
AT 25/1200Z CENTER WAS LOCATED NEAR 15.0N 79.4W
FORECAST VALID 26/0000Z 16.5N 81.1W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 20NE 0SE 0SW 20NW.
34 KT... 70NE 40SE 30SW 60NW.
FORECAST VALID 26/1200Z 18.1N 82.5W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 20NE 10SE 0SW 10NW.
50 KT... 40NE 30SE 20SW 30NW.
34 KT... 90NE 70SE 40SW 80NW.
FORECAST VALID 27/0000Z 20.1N 83.7W
MAX WIND 90 KT...GUSTS 110 KT.
64 KT... 25NE 20SE 15SW 20NW.
50 KT... 50NE 40SE 30SW 40NW.
34 KT...110NE 90SE 70SW 90NW.
FORECAST VALID 27/1200Z 22.0N 84.4W
MAX WIND 105 KT...GUSTS 130 KT.
64 KT... 30NE 30SE 25SW 25NW.
50 KT... 60NE 60SE 50SW 50NW.
34 KT...120NE 110SE 90SW 110NW.
FORECAST VALID 28/0000Z 23.9N 84.8W
MAX WIND 115 KT...GUSTS 140 KT.
50 KT... 70NE 60SE 50SW 60NW.
34 KT...140NE 130SE 100SW 130NW.
FORECAST VALID 28/1200Z 25.5N 84.8W
MAX WIND 115 KT...GUSTS 140 KT.
50 KT... 90NE 70SE 60SW 80NW.
34 KT...170NE 140SE 110SW 150NW.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 125 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
OUTLOOK VALID 29/1200Z 28.0N 84.4W
MAX WIND 95 KT...GUSTS 115 KT.
OUTLOOK VALID 30/1200Z 30.3N 83.7W...INLAND
MAX WIND 65 KT...GUSTS 80 KT.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.2N 79.8W
INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 25/1800Z
NEXT ADVISORY AT 25/2100Z
$$
FORECASTER REINHART
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