Hurricane Helene
Forecast Advisory 19
395
WTNT22 KNHC 170231
TCMAT2
HURRICANE GORDON FORECAST/ADVISORY NUMBER 25
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072006
0300 UTC SUN SEP 17 2006
HURRICANE CENTER LOCATED NEAR 32.0N 53.9W AT 17/0300Z
POSITION ACCURATE WITHIN 15 NM
PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 3 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 987 MB
MAX SUSTAINED WINDS 65 KT WITH GUSTS TO 80 KT.
64 KT....... 20NE 20SE 20SW 20NW.
50 KT....... 50NE 50SE 40SW 40NW.
34 KT.......100NE 100SE 70SW 90NW.
12 FT SEAS..180NE 180SE 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 32.0N 53.9W AT 17/0300Z
AT 17/0000Z CENTER WAS LOCATED NEAR 31.9N 53.9W
FORECAST VALID 17/1200Z 33.3N 53.2W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 50NE 50SE 40SW 40NW.
34 KT...100NE 100SE 70SW 90NW.
FORECAST VALID 18/0000Z 35.3N 51.2W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 40NE 40SE 40SW 40NW.
34 KT... 90NE 90SE 90SW 90NW.
FORECAST VALID 18/1200Z 37.4N 47.3W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 30NE 30SE 30SW 30NW.
34 KT... 80NE 80SE 80SW 80NW.
FORECAST VALID 19/0000Z 38.9N 41.7W...BECOMING EXTRATROPICAL
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 30NE 40SE 30SW 20NW.
34 KT... 80NE 100SE 80SW 70NW.
FORECAST VALID 20/0000Z 40.0N 27.5W...EXTRATROPICAL NEAR AZORES
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 30NE 50SE 30SW 0NW.
34 KT... 80NE 120SE 80SW 60NW.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM
ON DAY 4 AND 325 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
OUTLOOK VALID 21/0000Z...MERGED WITH FRONTAL SYSTEM
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 32.0N 53.9W
NEXT ADVISORY AT 17/0900Z
$$
FORECASTER STEWART
548
WTNT23 KNHC 170236
TCMAT3
HURRICANE HELENE FORECAST/ADVISORY NUMBER 19
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006
0300 UTC SUN SEP 17 2006
HURRICANE CENTER LOCATED NEAR 19.5N 47.5W AT 17/0300Z
POSITION ACCURATE WITHIN 20 NM
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT 9 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 984 MB
MAX SUSTAINED WINDS 70 KT WITH GUSTS TO 85 KT.
64 KT....... 20NE 20SE 15SW 20NW.
50 KT....... 40NE 40SE 30SW 40NW.
34 KT.......150NE 150SE 100SW 125NW.
12 FT SEAS..200NE 180SE 180SW 225NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
REPEAT...CENTER LOCATED NEAR 19.5N 47.5W AT 17/0300Z
AT 17/0000Z CENTER WAS LOCATED NEAR 19.3N 47.1W
FORECAST VALID 17/1200Z 20.2N 48.5W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 25NE 25SE 15SW 25NW.
50 KT... 50NE 50SE 35SW 50NW.
34 KT...150NE 150SE 100SW 125NW.
FORECAST VALID 18/0000Z 21.2N 49.7W
MAX WIND 80 KT...GUSTS 100 KT.
64 KT... 25NE 25SE 15SW 25NW.
50 KT... 50NE 50SE 35SW 50NW.
34 KT...150NE 150SE 100SW 135NW.
FORECAST VALID 18/1200Z 22.1N 50.8W
MAX WIND 85 KT...GUSTS 105 KT.
64 KT... 30NE 25SE 20SW 25NW.
50 KT... 60NE 50SE 40SW 50NW.
34 KT...160NE 160SE 100SW 150NW.
FORECAST VALID 19/0000Z 22.9N 52.3W
MAX WIND 90 KT...GUSTS 110 KT.
50 KT... 70NE 60SE 40SW 60NW.
34 KT...180NE 180SE 100SW 150NW.
FORECAST VALID 20/0000Z 24.1N 55.0W
MAX WIND 90 KT...GUSTS 110 KT.
50 KT... 70NE 60SE 40SW 60NW.
34 KT...180NE 180SE 100SW 150NW.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 225 NM
ON DAY 4 AND 300 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
OUTLOOK VALID 21/0000Z 26.0N 57.0W
MAX WIND 85 KT...GUSTS 105 KT.
OUTLOOK VALID 22/0000Z 29.0N 58.5W
MAX WIND 80 KT...GUSTS 100 KT.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.5N 47.5W
NEXT ADVISORY AT 17/0900Z
$$
FORECASTER STEWART