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TROPICAL STORM GREG FORECAST/ADVISORY NUMBER  20
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP072017
0900 UTC SAT JUL 22 2017
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
TROPICAL STORM CENTER LOCATED NEAR 15.2N 123.1W AT 22/0900Z
POSITION ACCURATE WITHIN  25 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT  11 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1001 MB
MAX SUSTAINED WINDS  45 KT WITH GUSTS TO  55 KT.
34 KT....... 50NE  30SE  30SW  50NW.
12 FT SEAS.. 90NE  45SE  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 15.2N 123.1W AT 22/0900Z
AT 22/0600Z CENTER WAS LOCATED NEAR 15.2N 122.5W
 
FORECAST VALID 22/1800Z 15.3N 124.8W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 50NE  30SE  30SW  50NW.
 
FORECAST VALID 23/0600Z 15.4N 127.2W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 50NE  30SE  30SW  50NW.
 
FORECAST VALID 23/1800Z 15.3N 129.6W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 30NE  20SE   0SW  30NW.
34 KT... 60NE  40SE  40SW  60NW.
 
FORECAST VALID 24/0600Z 15.2N 131.6W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 30NE  20SE   0SW  30NW.
34 KT... 60NE  40SE  40SW  60NW.
 
FORECAST VALID 25/0600Z 15.7N 134.6W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 50NE  30SE  30SW  50NW.
 
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 26/0600Z 17.2N 137.0W
MAX WIND  35 KT...GUSTS  45 KT.
 
OUTLOOK VALID 27/0600Z 18.0N 139.0W...POST-TROP/REMNT LOW
MAX WIND  25 KT...GUSTS  35 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.2N 123.1W
 
NEXT ADVISORY AT 22/1500Z
 
$$
FORECASTER PASCH
 
 
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