Tropical Storm Ida

Forecast Advisory 11

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170
WTNT25 KNHC 210244
TCMAT5

TROPICAL STORM IDA FORECAST/ADVISORY NUMBER 11
NWS NATIONAL HURRICANE CENTER MIAMI FL AL102015
0300 UTC MON SEP 21 2015

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 18.9N 47.0W AT 21/0300Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT 12 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB
MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 55 KT.
34 KT.......150NE 150SE 0SW 0NW.
12 FT SEAS..180NE 90SE 50SW 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 18.9N 47.0W AT 21/0300Z
AT 21/0000Z CENTER WAS LOCATED NEAR 18.6N 46.6W

FORECAST VALID 21/1200Z 20.2N 48.0W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...150NE 150SE 0SW 50NW.

FORECAST VALID 22/0000Z 21.0N 48.4W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT...50NE 50SE 0SW 30NW.
34 KT...120NE 130SE 40SW 60NW.

FORECAST VALID 22/1200Z 21.4N 48.3W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT...50NE 50SE 0SW 30NW.
34 KT...120NE 130SE 50SW 70NW.

FORECAST VALID 23/0000Z 21.2N 48.0W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT...40NE 60SE 0SW 0NW.
34 KT...100NE 140SE 70SW 60NW.

FORECAST VALID 24/0000Z 20.6N 47.5W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...110NE 150SE 80SW 50NW.

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 25/0000Z 21.3N 47.4W
MAX WIND 45 KT...GUSTS 55 KT.

OUTLOOK VALID 26/0000Z 23.2N 48.6W
MAX WIND 50 KT...GUSTS 60 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.9N 47.0W

NEXT ADVISORY AT 21/0900Z

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FORECASTER KIMBERLAIN