162
WTPZ21 KNHC 311436
TCMEP1

POST-TROPICAL CYCLONE ALVIN FORECAST/ADVISORY NUMBER  12
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP012025
1500 UTC SAT MAY 31 2025

POST-TROPICAL CYCLONE CENTER LOCATED NEAR 20.7N 109.5W AT 31/1500Z
POSITION ACCURATE WITHIN  25 NM

PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT   8 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB
MAX SUSTAINED WINDS  30 KT WITH GUSTS TO  40 KT.
4 M SEAS.... 60NE  45SE  45SW  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 20.7N 109.5W AT 31/1500Z
AT 31/1200Z CENTER WAS LOCATED NEAR 20.4N 109.5W

FORECAST VALID 01/0000Z 21.8N 109.7W...POST-TROP/REMNT LOW
MAX WIND  25 KT...GUSTS  35 KT.

FORECAST VALID 01/1200Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.7N 109.5W

THIS IS THE LAST FORECAST/ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON ALVIN.  FOR ADDITIONAL INFORMATION ON THE REMNANT LOW
PLEASE SEE HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER
SERVICE...UNDER AWIPS HEADER NFDHSFEPI AND WMO HEADER FZPN02 KWBC.

$$
FORECASTER BROWN