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Tropical Storm IRWIN Forecast Advisory


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000
WTPZ25 KNHC 240848
TCMEP5

TROPICAL STORM IRWIN FORECAST/ADVISORY NUMBER   8
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP102017
0900 UTC MON JUL 24 2017

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 14.8N 117.4W AT 24/0900Z
POSITION ACCURATE WITHIN  20 NM

PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT   4 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1001 MB
MAX SUSTAINED WINDS  45 KT WITH GUSTS TO  55 KT.
34 KT....... 70NE  30SE  20SW  30NW.
12 FT SEAS.. 75NE  30SE  30SW  75NW.
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 14.8N 117.4W AT 24/0900Z
AT 24/0600Z CENTER WAS LOCATED NEAR 14.8N 117.2W

FORECAST VALID 24/1800Z 14.8N 117.9W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 20NE   0SE   0SW  20NW.
34 KT... 70NE  40SE  30SW  40NW.

FORECAST VALID 25/0600Z 14.8N 118.6W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 15NE   0SE   0SW  15NW.
50 KT... 40NE  20SE   0SW  30NW.
34 KT... 80NE  60SE  50SW  60NW.

FORECAST VALID 25/1800Z 14.8N 119.4W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 20NE   0SE   0SW  20NW.
50 KT... 40NE  30SE  20SW  30NW.
34 KT... 80NE  60SE  50SW  70NW.

FORECAST VALID 26/0600Z 14.8N 120.5W
MAX WIND  70 KT...GUSTS  85 KT.
50 KT... 40NE  30SE  30SW  40NW.
34 KT... 90NE  60SE  60SW  80NW.

FORECAST VALID 27/0600Z 14.4N 122.0W
MAX WIND  65 KT...GUSTS  80 KT.
50 KT... 40NE  30SE  30SW  40NW.
34 KT... 90NE  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 28/0600Z 14.5N 123.1W
MAX WIND  60 KT...GUSTS  75 KT.

OUTLOOK VALID 29/0600Z 15.7N 124.1W
MAX WIND  60 KT...GUSTS  75 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 14.8N 117.4W

NEXT ADVISORY AT 24/1500Z

$$
FORECASTER ZELINSKY