Hurricane Helene

Forecast Advisory 16

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904
WTNT22 KNHC 160839
TCMAT2
HURRICANE GORDON FORECAST/ADVISORY NUMBER 22
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072006
0900 UTC SAT SEP 16 2006

HURRICANE CENTER LOCATED NEAR 31.3N 53.7W AT 16/0900Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT IS STATIONARY

ESTIMATED MINIMUM CENTRAL PRESSURE 987 MB
EYE DIAMETER 20 NM
MAX SUSTAINED WINDS 65 KT WITH GUSTS TO 80 KT.
64 KT....... 20NE 20SE 20SW 20NW.
50 KT....... 40NE 40SE 40SW 40NW.
34 KT....... 90NE 90SE 90SW 90NW.
12 FT SEAS..160NE 160SE 120SW 120NW.
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 31.3N 53.7W AT 16/0900Z
AT 16/0600Z CENTER WAS LOCATED NEAR 31.4N 53.5W

FORECAST VALID 16/1800Z 32.0N 53.3W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 20NE 20SE 20SW 20NW.
50 KT... 40NE 40SE 40SW 40NW.
34 KT... 90NE 90SE 90SW 90NW.

FORECAST VALID 17/0600Z 33.2N 52.7W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 40NE 40SE 40SW 40NW.
34 KT... 90NE 90SE 90SW 90NW.

FORECAST VALID 17/1800Z 35.1N 51.2W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 30NE 30SE 30SW 30NW.
34 KT... 80NE 80SE 80SW 80NW.

FORECAST VALID 18/0600Z 37.3N 48.0W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 30NE 40SE 30SW 30NW.
34 KT... 80NE 100SE 80SW 80NW.

FORECAST VALID 19/0600Z 40.5N 35.5W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 30NE 50SE 30SW 30NW.
34 KT... 80NE 120SE 80SW 80NW.

OUTLOOK VALID 21/0600Z...ABSORBED BY FRONTAL SYSTEM

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 31.3N 53.7W

NEXT ADVISORY AT 16/1500Z

$$
FORECASTER BRENNAN/KNABB





560
WTNT23 KNHC 160852
TCMAT3
TROPICAL STORM HELENE FORECAST/ADVISORY NUMBER 16
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006
0900 UTC SAT SEP 16 2006

TROPICAL STORM CENTER LOCATED NEAR 17.9N 44.7W AT 16/0900Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT 13 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 992 MB
MAX SUSTAINED WINDS 60 KT WITH GUSTS TO 75 KT.
50 KT....... 25NE 25SE 0SW 25NW.
34 KT.......100NE 75SE 50SW 100NW.
12 FT SEAS..200NE 180SE 180SW 225NW.
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 17.9N 44.7W AT 16/0900Z
AT 16/0600Z CENTER WAS LOCATED NEAR 17.7N 44.3W

FORECAST VALID 16/1800Z 18.8N 46.1W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 25NE 20SE 0SW 20NW.
50 KT... 40NE 30SE 20SW 40NW.
34 KT...120NE 100SE 75SW 100NW.

FORECAST VALID 17/0600Z 19.7N 47.6W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 25NE 20SE 0SW 20NW.
50 KT... 40NE 30SE 20SW 40NW.
34 KT...120NE 100SE 75SW 100NW.

FORECAST VALID 17/1800Z 20.6N 49.1W
MAX WIND 80 KT...GUSTS 100 KT.
64 KT... 30NE 25SE 20SW 25NW.
50 KT... 60NE 50SE 40SW 50NW.
34 KT...150NE 120SE 75SW 120NW.

FORECAST VALID 18/0600Z 21.4N 50.4W
MAX WIND 85 KT...GUSTS 105 KT.
50 KT... 60NE 50SE 40SW 50NW.
34 KT...150NE 120SE 75SW 120NW.

FORECAST VALID 19/0600Z 23.0N 53.0W
MAX WIND 95 KT...GUSTS 115 KT.
50 KT... 60NE 50SE 40SW 50NW.
34 KT...150NE 120SE 75SW 120NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 225 NM
ON DAY 4 AND 300 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY

OUTLOOK VALID 20/0600Z 25.0N 56.0W
MAX WIND 95 KT...GUSTS 115 KT.

OUTLOOK VALID 21/0600Z 28.0N 58.0W
MAX WIND 90 KT...GUSTS 110 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.9N 44.7W

NEXT ADVISORY AT 16/1500Z

$$
FORECASTER KNABB