Hurricane Erin Forecast Advisory Number 20

By | August 16, 2025

Issued at 0900 UTC SAT AUG 16 2025

984 
WTNT25 KNHC 160833
TCMAT5
 
HURRICANE ERIN FORECAST/ADVISORY NUMBER  20
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL052025
0900 UTC SAT AUG 16 2025
 
HURRICANE CENTER LOCATED NEAR 19.8N  61.1W AT 16/0900Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT  17 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  955 MB
EYE DIAMETER  10 NM
MAX SUSTAINED WINDS 105 KT WITH GUSTS TO 130 KT.
64 KT....... 25NE  10SE  10SW  20NW.
50 KT....... 40NE  30SE  20SW  40NW.
34 KT.......110NE  50SE  40SW 100NW.
4 M SEAS....210NE 135SE  90SW 180NW.
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 19.8N  61.1W AT 16/0900Z
AT 16/0600Z CENTER WAS LOCATED NEAR 19.6N  60.4W
 
FORECAST VALID 16/1800Z 20.3N  63.3W
MAX WIND 130 KT...GUSTS 160 KT.
64 KT... 25NE  15SE  10SW  25NW.
50 KT... 50NE  40SE  20SW  40NW.
34 KT...140NE  80SE  60SW 110NW.
 
FORECAST VALID 17/0600Z 21.1N  65.6W
MAX WIND 130 KT...GUSTS 160 KT.
64 KT... 30NE  25SE  20SW  30NW.
50 KT... 70NE  60SE  30SW  50NW.
34 KT...150NE 120SE  90SW 130NW.
 
FORECAST VALID 17/1800Z 22.1N  67.5W
MAX WIND 125 KT...GUSTS 150 KT.
64 KT... 40NE  30SE  20SW  30NW.
50 KT... 80NE  70SE  40SW  60NW.
34 KT...150NE 140SE 110SW 150NW.
 
FORECAST VALID 18/0600Z 23.3N  68.8W
MAX WIND 120 KT...GUSTS 145 KT.
64 KT... 50NE  40SE  30SW  40NW.
50 KT... 80NE  70SE  50SW  60NW.
34 KT...160NE 150SE 120SW 150NW.
 
FORECAST VALID 18/1800Z 24.6N  69.8W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT... 60NE  60SE  40SW  40NW.
50 KT... 90NE  90SE  60SW  70NW.
34 KT...170NE 160SE 140SW 160NW.
 
FORECAST VALID 19/0600Z 26.2N  70.5W
MAX WIND 110 KT...GUSTS 135 KT.
64 KT... 70NE  70SE  40SW  50NW.
50 KT...100NE 100SE  70SW  80NW.
34 KT...180NE 180SE 150SW 160NW.
 
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 20/0600Z 29.9N  70.9W
MAX WIND 105 KT...GUSTS 130 KT.
50 KT...120NE 130SE  80SW 100NW.
34 KT...210NE 230SE 170SW 170NW.
 
OUTLOOK VALID 21/0600Z 34.7N  68.0W
MAX WIND  95 KT...GUSTS 115 KT.
50 KT...120NE 140SE 120SW 100NW.
34 KT...240NE 270SE 210SW 200NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.8N  61.1W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT35 KNHC/MIATCPAT5...AT 16/1200Z
 
NEXT ADVISORY AT 16/1500Z
 
$$
FORECASTER CANGIALOSI

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