Tropical Storm Erin Forecast Advisory Number 9

By | August 13, 2025

Issued at 1500 UTC WED AUG 13 2025

000
WTNT25 KNHC 131500
TCMAT5
 
TROPICAL STORM ERIN FORECAST/ADVISORY NUMBER   9
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL052025
1500 UTC WED AUG 13 2025
 
TROPICAL STORM CENTER LOCATED NEAR 16.3N  43.4W AT 13/1500Z
POSITION ACCURATE WITHIN  25 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 265 DEGREES AT  15 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1004 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT....... 50NE   0SE   0SW  50NW.
4 M SEAS.... 90NE  30SE   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 16.3N  43.4W AT 13/1500Z
AT 13/1200Z CENTER WAS LOCATED NEAR 16.4N  42.7W
 
FORECAST VALID 14/0000Z 16.3N  45.6W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 50NE   0SE   0SW  50NW.
 
FORECAST VALID 14/1200Z 16.6N  48.6W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 20NE   0SE   0SW   0NW.
34 KT... 50NE   0SE   0SW  50NW.
 
FORECAST VALID 15/0000Z 17.4N  51.5W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 20NE   0SE   0SW  20NW.
34 KT... 50NE  20SE  20SW  50NW.
 
FORECAST VALID 15/1200Z 18.2N  54.3W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 15NE   0SE   0SW   0NW.
50 KT... 30NE   0SE   0SW  25NW.
34 KT... 60NE  30SE  30SW  50NW.
 
FORECAST VALID 16/0000Z 19.0N  57.2W
MAX WIND  75 KT...GUSTS  90 KT.
64 KT... 15NE  10SE   0SW  15NW.
50 KT... 30NE  20SE  15SW  30NW.
34 KT... 70NE  40SE  30SW  60NW.
 
FORECAST VALID 16/1200Z 19.9N  60.0W
MAX WIND  85 KT...GUSTS 105 KT.
64 KT... 20NE  15SE  10SW  20NW.
50 KT... 50NE  40SE  20SW  40NW.
34 KT... 90NE  70SE  40SW  90NW.
 
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 17/1200Z 21.7N  64.6W
MAX WIND 100 KT...GUSTS 120 KT.
50 KT... 50NE  40SE  30SW  50NW.
34 KT...130NE 110SE  60SW 110NW.
 
OUTLOOK VALID 18/1200Z 23.9N  67.3W
MAX WIND 105 KT...GUSTS 130 KT.
50 KT... 60NE  50SE  40SW  50NW.
34 KT...150NE 130SE  80SW 120NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.3N  43.4W
 
NEXT ADVISORY AT 13/2100Z
 
$$
FORECASTER BEVEN

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