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HURRICANE IRWIN FORECAST/ADVISORY NUMBER  13
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP102017
1500 UTC TUE JUL 25 2017
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
HURRICANE CENTER LOCATED NEAR 15.6N 119.4W AT 25/1500Z
POSITION ACCURATE WITHIN  25 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT   5 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  986 MB
MAX SUSTAINED WINDS  70 KT WITH GUSTS TO  85 KT.
64 KT....... 15NE   0SE   0SW  15NW.
50 KT....... 30NE  20SE  20SW  30NW.
34 KT....... 80NE  50SE  40SW  50NW.
12 FT SEAS.. 90NE  75SE  75SW  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 15.6N 119.4W AT 25/1500Z
AT 25/1200Z CENTER WAS LOCATED NEAR 15.6N 119.1W
 
FORECAST VALID 26/0000Z 15.2N 120.2W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 15NE   0SE   0SW  15NW.
50 KT... 30NE  20SE  20SW  30NW.
34 KT... 80NE  50SE  40SW  60NW.
 
FORECAST VALID 26/1200Z 14.7N 121.4W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 20NE   0SE   0SW  20NW.
50 KT... 40NE  30SE  30SW  40NW.
34 KT... 70NE  50SE  50SW  60NW.
 
FORECAST VALID 27/0000Z 14.2N 122.2W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 30NE  30SE  30SW  40NW.
34 KT... 70NE  50SE  50SW  70NW.
 
FORECAST VALID 27/1200Z 13.9N 122.8W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 30NE  30SE  30SW  30NW.
34 KT... 70NE  50SE  50SW  70NW.
 
FORECAST VALID 28/1200Z 14.4N 122.7W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 30NE  30SE  20SW  20NW.
34 KT... 90NE  70SE  50SW  70NW.
 
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 29/1200Z 18.0N 122.0W
MAX WIND  55 KT...GUSTS  65 KT.
 
OUTLOOK VALID 30/1200Z 21.5N 125.0W
MAX WIND  50 KT...GUSTS  60 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.6N 119.4W
 
NEXT ADVISORY AT 25/2100Z
 
$$
FORECASTER BERG
 
 
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