Hurricane Igor
Forecast Advisory 54
000
WTNT24 KNHC 211435
TCMAT4
TROPICAL STORM LISA FORECAST/ADVISORY NUMBER 3
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL142010
1500 UTC TUE SEP 21 2010
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
TROPICAL STORM CENTER LOCATED NEAR 18.1N 31.7W AT 21/1500Z
POSITION ACCURATE WITHIN 20 NM
PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 4 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB
MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT.
34 KT....... 35NE 35SE 25SW 25NW.
12 FT SEAS.. 45NE 45SE 30SW 30NW.
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 18.1N 31.7W AT 21/1500Z
AT 21/1200Z CENTER WAS LOCATED NEAR 17.9N 31.7W
FORECAST VALID 22/0000Z 18.3N 31.7W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 50NE 45SE 35SW 50NW.
FORECAST VALID 22/1200Z 18.7N 31.8W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 20NE 20SE 15SW 20NW.
34 KT... 70NE 60SE 50SW 70NW.
FORECAST VALID 23/0000Z 19.0N 32.2W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 20NE 20SE 15SW 20NW.
34 KT... 80NE 70SE 60SW 80NW.
FORECAST VALID 23/1200Z 19.4N 33.0W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 25NE 25SE 20SW 25NW.
34 KT... 80NE 70SE 60SW 80NW.
FORECAST VALID 24/1200Z 20.1N 34.5W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 25NE 25SE 20SW 25NW.
34 KT... 80NE 70SE 60SW 80NW.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
OUTLOOK VALID 25/1200Z 20.9N 35.8W
MAX WIND 50 KT...GUSTS 60 KT.
OUTLOOK VALID 26/1200Z 21.0N 37.5W
MAX WIND 45 KT...GUSTS 55 KT.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.1N 31.7W
NEXT ADVISORY AT 21/2100Z
$$
FORECASTER STEWART
000
WTNT21 KNHC 211441
TCMAT1
HURRICANE IGOR FORECAST/ADVISORY NUMBER 54
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010
1500 UTC TUE SEP 21 2010
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WATCH IS IN EFFECT FOR...
* THE COAST OF NEWFOUNDLAND FROM STONES COVE NORTHWARD AND EASTWARD
TO FOGO ISLAND
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF NEWFOUNDLAND FROM BURGEO NORTHWARD AND EASTWARD
TO TRITON
* THE ISLANDS OF ST-PIERRE AND MIQUELON
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA WITHIN...IN THIS CASE WITHIN THE NEXT 6 TO
12 HOURS.
HURRICANE CENTER LOCATED NEAR 46.2N 52.8W AT 21/1500Z
POSITION ACCURATE WITHIN 30 NM
PRESENT MOVEMENT TOWARD THE NORTHEAST OR 35 DEGREES AT 40 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 952 MB
MAX SUSTAINED WINDS 65 KT WITH GUSTS TO 80 KT.
64 KT....... 75NE 50SE 60SW 75NW.
50 KT.......200NE 200SE 150SW 120NW.
34 KT.......400NE 350SE 350SW 300NW.
12 FT SEAS..550NE 750SE 995SW 350NW.
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 46.2N 52.8W AT 21/1500Z
AT 21/1200Z CENTER WAS LOCATED NEAR 44.8N 53.8W
FORECAST VALID 22/0000Z 50.2N 49.4W...POST-TROP/EXTRATROP
MAX WIND 70 KT...GUSTS 85 KT.
64 KT...150NE 180SE 180SW 150NW.
50 KT...660NE 270SE 300SW 360NW.
34 KT...720NE 600SE 500SW 750NW.
FORECAST VALID 22/1200Z 55.3N 48.5W...POST-TROP/EXTRATROP
MAX WIND 70 KT...GUSTS 85 KT.
64 KT...350NE 0SE 180SW 150NW.
50 KT...420NE 270SE 270SW 240NW.
34 KT...450NE 650SE 570SW 720NW.
FORECAST VALID 23/0000Z 59.8N 51.6W...POST-TROP/EXTRATROP
MAX WIND 65 KT...GUSTS 80 KT.
64 KT...150NE 0SE 0SW 0NW.
50 KT...240NE 180SE 120SW 180NW.
34 KT...500NE 800SE 240SW 450NW.
FORECAST VALID 23/1200Z 62.7N 57.8W...POST-TROP/EXTRATROP
MAX WIND 50 KT...GUSTS 60 KT.
50 KT...180NE 180SE 0SW 0NW.
34 KT...270NE 360SE 360SW 220NW.
FORECAST VALID 24/1200Z 63.5N 61.0W...POST-TROP/EXTRATROP
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 0NE 150SE 240SW 0NW.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
OUTLOOK VALID 25/1200Z 62.0N 60.5W...POST-TROP/EXTRATROP
MAX WIND 40 KT...GUSTS 50 KT.
OUTLOOK VALID 26/1200Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 46.2N 52.8W
NEXT ADVISORY AT 21/2100Z
$$
FORECASTER BERG
