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HURRICANE GRACE FORECAST/ADVISORY NUMBER  31
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL072021
0300 UTC SAT AUG 21 2021
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WARNING IS IN EFFECT FOR...
* THE COAST OF MAINLAND MEXICO FROM PUERTO VERACRUZ TO CABO ROJO
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF MAINLAND MEXICO FROM NORTH OF CABO ROJO TO BARRA DEL
TORDO
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHING THE WARNING AREA.
 
HURRICANE CENTER LOCATED NEAR 20.7N  96.3W AT 21/0300Z
POSITION ACCURATE WITHIN  10 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT   9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  967 MB
EYE DIAMETER  30 NM
MAX SUSTAINED WINDS 105 KT WITH GUSTS TO 115 KT.
64 KT....... 25NE  20SE  20SW  25NW.
50 KT....... 50NE  30SE  30SW  50NW.
34 KT.......130NE  90SE  70SW 100NW.
12 FT SEAS..240NE 120SE  60SW 210NW.
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  96.3W AT 21/0300Z
AT 21/0000Z CENTER WAS LOCATED NEAR 20.7N  95.7W
 
FORECAST VALID 21/1200Z 20.3N  97.9W...INLAND
MAX WIND  75 KT...GUSTS  90 KT.
64 KT... 15NE   0SE   0SW   0NW.
50 KT... 40NE  20SE   0SW  20NW.
34 KT... 80NE  60SE   0SW  50NW.
 
FORECAST VALID 22/0000Z 20.0N 100.9W...INLAND
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 40NE   0SE   0SW  40NW.
 
FORECAST VALID 22/1200Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.7N  96.3W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT32 KNHC/MIATCPAT2...AT 21/0600Z
 
NEXT ADVISORY AT 21/0900Z
 
$$
FORECASTER PAPIN/BEVEN
 
 
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