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TROPICAL STORM IDA FORECAST/ADVISORY NUMBER  10
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL102015
2100 UTC SUN SEP 20 2015

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 18.4N  46.3W AT 20/2100Z
POSITION ACCURATE WITHIN  20 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 305 DEGREES AT  15 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT.......150NE 150SE   0SW  40NW.
12 FT SEAS..180NE  90SE  45SW 150NW.
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 18.4N  46.3W AT 20/2100Z
AT 20/1800Z CENTER WAS LOCATED NEAR 17.9N  45.6W

FORECAST VALID 21/0600Z 19.6N  47.5W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...150NE 150SE   0SW  40NW.

FORECAST VALID 21/1800Z 20.9N  48.5W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...140NE 140SE   0SW  40NW.

FORECAST VALID 22/0600Z 21.5N  48.7W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...120NE 120SE   0SW  60NW.

FORECAST VALID 22/1800Z 21.5N  48.5W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...120NE 120SE   0SW  60NW.

FORECAST VALID 23/1800Z 21.0N  48.2W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...120NE 120SE   0SW  60NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 24/1800Z 20.9N  48.5W
MAX WIND  45 KT...GUSTS  55 KT.

OUTLOOK VALID 25/1800Z 22.5N  49.5W
MAX WIND  45 KT...GUSTS  55 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.4N  46.3W

NEXT ADVISORY AT 21/0300Z

$$
FORECASTER BROWN


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