Hurricane Humberto

Forecast Advisory 4

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011
WTNT24 KNHC 091443
TCMAT4

TROPICAL STORM HUMBERTO FORECAST/ADVISORY NUMBER 4
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092013
1500 UTC MON SEP 09 2013

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE SOUTHERN CAPE VERDE ISLANDS OF MAIO...SANTIAGO...FOGO...AND
BRAVA

TROPICAL STORM CENTER LOCATED NEAR 13.6N 24.1W AT 09/1500Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE WEST OR 280 DEGREES AT 10 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB
MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT.
34 KT....... 0NE 0SE 30SW 50NW.
12 FT SEAS.. 50NE 20SE 50SW 50NW.
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 13.6N 24.1W AT 09/1500Z
AT 09/1200Z CENTER WAS LOCATED NEAR 13.5N 23.6W

FORECAST VALID 10/0000Z 13.9N 25.5W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 20NE 0SE 0SW 20NW.
34 KT... 30NE 30SE 50SW 50NW.

FORECAST VALID 10/1200Z 14.5N 27.3W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 20NE 20SE 20SW 20NW.
34 KT... 50NE 50SE 50SW 50NW.

FORECAST VALID 11/0000Z 15.5N 28.5W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 20NE 20SE 0SW 20NW.
50 KT... 30NE 30SE 20SW 30NW.
34 KT... 60NE 60SE 60SW 60NW.

FORECAST VALID 11/1200Z 17.3N 29.1W
MAX WIND 75 KT...GUSTS 90 KT.
50 KT... 40NE 40SE 30SW 40NW.
34 KT... 80NE 80SE 70SW 70NW.

FORECAST VALID 12/1200Z 21.5N 30.0W
MAX WIND 80 KT...GUSTS 100 KT.
50 KT... 50NE 50SE 40SW 50NW.
34 KT...100NE 100SE 80SW 80NW.

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 13/1200Z 24.5N 31.0W
MAX WIND 70 KT...GUSTS 85 KT.

OUTLOOK VALID 14/1200Z 26.0N 34.5W
MAX WIND 60 KT...GUSTS 75 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.6N 24.1W

NEXT ADVISORY AT 09/2100Z

$$
FORECASTER BERG/PASCH