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TROPICAL STORM IRWIN FORECAST/ADVISORY NUMBER   6
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP102023
0900 UTC MON AUG 28 2023
 
NOTICE... LAND-BASED TROPICAL CYCLONE WATCHES AND WARNINGS ARE NO
LONGER INCLUDED IN THE TROPICAL CYCLONE FORECAST/ADVISORY...(TCM).
CURRENT LAND-BASED COASTAL WATCHES AND WARNINGS CAN BE FOUND IN THE
MOST RECENTLY ISSUED TROPICAL CYCLONE PUBLIC ADVISORY...(TCP).
 
TROPICAL STORM CENTER LOCATED NEAR 17.6N 123.0W AT 28/0900Z
POSITION ACCURATE WITHIN  40 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT   9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  997 MB
MAX SUSTAINED WINDS  35 KT WITH GUSTS TO  45 KT.
34 KT.......220NE   0SE   0SW   0NW.
12 FT SEAS..120NE  30SE   0SW   0NW.
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 17.6N 123.0W AT 28/0900Z
AT 28/0600Z CENTER WAS LOCATED NEAR 17.4N 122.6W
 
FORECAST VALID 28/1800Z 18.0N 124.3W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...220NE   0SE   0SW   0NW.
 
FORECAST VALID 29/0600Z 18.4N 126.9W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...150NE   0SE   0SW   0NW.
 
FORECAST VALID 29/1800Z 18.4N 129.7W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...100NE   0SE   0SW   0NW.
 
FORECAST VALID 30/0600Z 18.3N 132.4W
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 30/1800Z 18.4N 134.7W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 31/0600Z 18.6N 136.6W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM
ON DAY 4 AND 125 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
OUTLOOK VALID 01/0600Z 19.0N 139.5W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
OUTLOOK VALID 02/0600Z 19.0N 142.0W...POST-TROP/REMNT LOW
MAX WIND  25 KT...GUSTS  35 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.6N 123.0W
 
NEXT ADVISORY AT 28/1500Z
 
$$
FORECASTER D. ZELINSKY
 
 
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