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Tropical Storm Iselle Forecast Advisory


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000
WTPZ24 KNHC 240849
TCMEP4
 
TROPICAL STORM ISELLE FORECAST/ADVISORY NUMBER   4
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP092026
0900 UTC MON AUG 24 2026
 
TROPICAL STORM CENTER LOCATED NEAR 17.8N 116.2W AT 24/0900Z
POSITION ACCURATE WITHIN  40 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT  10 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  996 MB
MAX SUSTAINED WINDS  50 KT WITH GUSTS TO  60 KT.
50 KT....... 40NE  40SE   0SW   0NW.
34 KT.......100NE 100SE 110SW  60NW.
4 M SEAS....210NE 150SE  75SW 120NW.
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 17.8N 116.2W AT 24/0900Z
AT 24/0600Z CENTER WAS LOCATED NEAR 17.6N 115.8W
 
FORECAST VALID 24/1800Z 19.0N 117.4W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 50NE  40SE   0SW  20NW.
34 KT...100NE 100SE  90SW  80NW.
 
FORECAST VALID 25/0600Z 20.1N 118.9W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 20NE   0SE   0SW   0NW.
50 KT... 50NE  40SE   0SW  30NW.
34 KT...110NE 110SE  80SW  90NW.
 
FORECAST VALID 25/1800Z 20.9N 120.7W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 50NE  30SE   0SW  30NW.
34 KT...120NE 100SE  80SW 100NW.
 
FORECAST VALID 26/0600Z 21.5N 122.5W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 40NE  30SE   0SW  30NW.
34 KT...100NE  80SE  60SW 100NW.
 
FORECAST VALID 26/1800Z 21.9N 124.4W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 30NE   0SE   0SW  30NW.
34 KT... 80NE  60SE  50SW  80NW.
 
FORECAST VALID 27/0600Z 22.4N 126.3W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 60NE  40SE  30SW  60NW.
 
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 28/0600Z 23.1N 130.1W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 30NE   0SE   0SW  40NW.
 
OUTLOOK VALID 29/0600Z 23.9N 134.1W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.8N 116.2W
 
NEXT ADVISORY AT 24/1500Z
 
$$
FORECASTER ADAMS