Hurricane Gordon

Forecast Advisory 31

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050
WTNT23 KNHC 181435
TCMAT3
HURRICANE HELENE FORECAST/ADVISORY NUMBER 25
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006
1500 UTC MON SEP 18 2006

HURRICANE CENTER LOCATED NEAR 23.2N 50.2W AT 18/1500Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT 8 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 954 MB
EYE DIAMETER 20 NM
MAX SUSTAINED WINDS 110 KT WITH GUSTS TO 135 KT.
64 KT....... 45NE 40SE 30SW 35NW.
50 KT....... 90NE 65SE 45SW 60NW.
34 KT.......175NE 150SE 100SW 125NW.
12 FT SEAS..275NE 200SE 200SW 250NW.
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 23.2N 50.2W AT 18/1500Z
AT 18/1200Z CENTER WAS LOCATED NEAR 22.9N 49.9W

FORECAST VALID 19/0000Z 23.9N 51.0W
MAX WIND 110 KT...GUSTS 135 KT.
64 KT... 45NE 40SE 30SW 35NW.
50 KT... 90NE 65SE 45SW 60NW.
34 KT...175NE 150SE 100SW 125NW.

FORECAST VALID 19/1200Z 24.3N 52.8W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT... 45NE 40SE 30SW 35NW.
50 KT... 90NE 65SE 45SW 60NW.
34 KT...175NE 150SE 100SW 125NW.

FORECAST VALID 20/0000Z 24.3N 54.5W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT... 45NE 40SE 30SW 35NW.
50 KT...100NE 75SE 60SW 75NW.
34 KT...200NE 175SE 125SW 150NW.

FORECAST VALID 20/1200Z 24.5N 56.0W
MAX WIND 110 KT...GUSTS 135 KT.
50 KT...100NE 75SE 60SW 75NW.
34 KT...200NE 175SE 125SW 150NW.

FORECAST VALID 21/1200Z 27.0N 58.0W
MAX WIND 105 KT...GUSTS 130 KT.
50 KT...100NE 75SE 60SW 75NW.
34 KT...200NE 175SE 125SW 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 22/1200Z 29.5N 59.5W
MAX WIND 100 KT...GUSTS 120 KT.

OUTLOOK VALID 23/1200Z 31.5N 60.5W
MAX WIND 95 KT...GUSTS 115 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.2N 50.2W

NEXT ADVISORY AT 18/2100Z

$$
FORECASTER AVILA





119
WTNT22 KNHC 181451
TCMAT2
HURRICANE GORDON FORECAST/ADVISORY NUMBER 31
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072006
1500 UTC MON SEP 18 2006

INTERESTS IN THE AZORES SHOULD MONITOR THE PROGRESS OF GORDON. A
TROPICAL STORM WATCH OR WARNING MAY BE REQUIRED LATER TODAY.

HURRICANE CENTER LOCATED NEAR 37.3N 47.6W AT 18/1500Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTHEAST OR 55 DEGREES AT 17 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 980 MB
MAX SUSTAINED WINDS 80 KT WITH GUSTS TO 100 KT.
64 KT....... 25NE 30SE 25SW 0NW.
50 KT....... 40NE 50SE 40SW 30NW.
34 KT....... 80NE 90SE 80SW 60NW.
12 FT SEAS..200NE 180SE 150SW 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 37.3N 47.6W AT 18/1500Z
AT 18/1200Z CENTER WAS LOCATED NEAR 36.9N 48.8W

FORECAST VALID 19/0000Z 38.1N 43.9W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 25NE 30SE 25SW 0NW.
50 KT... 40NE 50SE 40SW 30NW.
34 KT... 80NE 90SE 80SW 60NW.

FORECAST VALID 19/1200Z 38.5N 37.5W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 0NE 30SE 30SW 0NW.
50 KT... 50NE 70SE 70SW 40NW.
34 KT...100NE 125SE 125SW 80NW.

FORECAST VALID 20/0000Z 38.8N 30.0W...EXTRATROPICAL
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 50NE 75SE 75SW 40NW.
34 KT...100NE 150SE 150SW 100NW.

FORECAST VALID 20/1200Z 39.9N 21.5W...EXTRATROPICAL
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 50NE 75SE 75SW 40NW.
34 KT...100NE 150SE 150SW 100NW.

FORECAST VALID 21/1200Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 37.3N 47.6W

NEXT ADVISORY AT 18/2100Z

$$
FORECASTER AVILA/LANDSEA