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TROPICAL STORM GREG FORECAST/ADVISORY NUMBER  15
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP072017
0300 UTC FRI JUL 21 2017
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
TROPICAL STORM CENTER LOCATED NEAR 14.3N 117.4W AT 21/0300Z
POSITION ACCURATE WITHIN  25 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT   9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1003 MB
MAX SUSTAINED WINDS  45 KT WITH GUSTS TO  55 KT.
34 KT....... 50NE   0SE   0SW  50NW.
12 FT SEAS..120NE  75SE  45SW  90NW.
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 14.3N 117.4W AT 21/0300Z
AT 21/0000Z CENTER WAS LOCATED NEAR 14.2N 116.9W
 
FORECAST VALID 21/1200Z 14.6N 118.8W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 20NE   0SE   0SW  20NW.
34 KT... 60NE  20SE  20SW  60NW.
 
FORECAST VALID 22/0000Z 15.1N 120.9W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 30NE   0SE   0SW  30NW.
34 KT... 70NE  30SE  30SW  70NW.
 
FORECAST VALID 22/1200Z 15.5N 123.0W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 20NE   0SE   0SW  20NW.
50 KT... 40NE  20SE  20SW  40NW.
34 KT... 80NE  50SE  40SW  80NW.
 
FORECAST VALID 23/0000Z 15.7N 125.3W
MAX WIND  70 KT...GUSTS  85 KT.
50 KT... 40NE  30SE  30SW  40NW.
34 KT... 80NE  60SE  50SW  80NW.
 
FORECAST VALID 24/0000Z 15.8N 129.9W
MAX WIND  65 KT...GUSTS  80 KT.
50 KT... 40NE  30SE  30SW  40NW.
34 KT... 80NE  60SE  60SW  80NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM
ON DAY 4 AND 150 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
OUTLOOK VALID 25/0000Z 16.1N 133.4W
MAX WIND  55 KT...GUSTS  65 KT.
 
OUTLOOK VALID 26/0000Z 17.0N 136.0W
MAX WIND  50 KT...GUSTS  60 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 14.3N 117.4W
 
NEXT ADVISORY AT 21/0900Z
 
$$
FORECASTER BERG
 
 
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