Hurricane Erin Forecast Advisory Number 42

By | August 21, 2025

Issued at 2100 UTC THU AUG 21 2025

000
WTNT25 KNHC 212031
TCMAT5
 
HURRICANE ERIN FORECAST/ADVISORY NUMBER  42
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL052025
2100 UTC THU AUG 21 2025
 
HURRICANE CENTER LOCATED NEAR 36.4N  69.1W AT 21/2100Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE NORTHEAST OR  50 DEGREES AT  17 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  952 MB
MAX SUSTAINED WINDS  85 KT WITH GUSTS TO 105 KT.
64 KT....... 80NE  90SE  80SW  80NW.
50 KT.......140NE 160SE 110SW 120NW.
34 KT.......200NE 280SE 200SW 200NW.
4 M SEAS....480NE 420SE 420SW 320NW.
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 36.4N  69.1W AT 21/2100Z
AT 21/1800Z CENTER WAS LOCATED NEAR 35.9N  70.1W
 
FORECAST VALID 22/0600Z 38.0N  66.2W
MAX WIND  80 KT...GUSTS 100 KT.
64 KT... 70NE  80SE  70SW  70NW.
50 KT...150NE 160SE 120SW 130NW.
34 KT...260NE 280SE 210SW 240NW.
 
FORECAST VALID 22/1800Z 40.0N  61.3W
MAX WIND  75 KT...GUSTS  90 KT.
64 KT... 70NE  80SE  70SW  70NW.
50 KT...150NE 160SE 120SW 130NW.
34 KT...290NE 280SE 210SW 240NW.
 
FORECAST VALID 23/0600Z 41.8N  55.3W
MAX WIND  75 KT...GUSTS  90 KT.
64 KT... 70NE  80SE  70SW  70NW.
50 KT...150NE 160SE 120SW 130NW.
34 KT...290NE 280SE 210SW 240NW.
 
FORECAST VALID 23/1800Z 44.7N  47.3W...POST-TROP/EXTRATROP
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 40NE  90SE  90SW  40NW.
50 KT...100NE 150SE 120SW 100NW.
34 KT...300NE 340SE 270SW 240NW.
 
FORECAST VALID 24/0600Z 47.9N  39.0W...POST-TROP/EXTRATROP
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 40NE  90SE  90SW  40NW.
50 KT...100NE 150SE 120SW 100NW.
34 KT...300NE 340SE 270SW 240NW.
 
FORECAST VALID 24/1800Z 50.9N  31.8W...POST-TROP/EXTRATROP
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 30NE 140SE 180SW  80NW.
34 KT...290NE 420SE 410SW 210NW.
 
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 25/1800Z 55.8N  22.4W...POST-TROP/EXTRATROP
MAX WIND  50 KT...GUSTS  60 KT.
50 KT...  0NE 150SE 140SW   0NW.
34 KT...240NE 360SE 420SW 300NW.
 
OUTLOOK VALID 26/1800Z 56.9N  20.5W...POST-TROP/EXTRATROP
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...200NE 340SE 360SW 180NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 36.4N  69.1W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT35 KNHC/MIATCPAT5...AT 22/0000Z
 
NEXT ADVISORY AT 22/0300Z
 
$$
FORECASTER CANGIALOSI

Leave a Reply