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TROPICAL STORM NORMA FORECAST/ADVISORY NUMBER 1
NWS NATIONAL HURRICANE CENTER MIAMI FL EP172017
1500 UTC THU SEP 14 2017
INTERESTS IN EXTREME SOUTHERN BAJA CALIFORNIA SUR SHOULD MONITOR
THE PROGRESS OF NORMA.
TROPICAL STORM CENTER LOCATED NEAR 17.2N 109.5W AT 14/1500Z
POSITION ACCURATE WITHIN 25 NM
PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 4 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 1004 MB
MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT.
34 KT....... 40NE 60SE 60SW 0NW.
12 FT SEAS..120NE 150SE 120SW 0NW.
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 17.2N 109.5W AT 14/1500Z
AT 14/1200Z CENTER WAS LOCATED NEAR 17.0N 109.5W
FORECAST VALID 15/0000Z 17.7N 109.5W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 60NE 70SE 70SW 30NW.
FORECAST VALID 15/1200Z 18.1N 109.5W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 20NE 20SE 20SW 20NW.
34 KT... 70NE 80SE 80SW 50NW.
FORECAST VALID 16/0000Z 18.4N 109.4W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 20NE 20SE 20SW 0NW.
50 KT... 40NE 40SE 40SW 30NW.
34 KT... 90NE 90SE 90SW 60NW.
FORECAST VALID 16/1200Z 18.9N 109.4W
MAX WIND 75 KT...GUSTS 90 KT.
50 KT... 50NE 50SE 50SW 40NW.
34 KT...100NE 100SE 100SW 70NW.
FORECAST VALID 17/1200Z 21.0N 110.1W
MAX WIND 75 KT...GUSTS 90 KT.
50 KT... 50NE 50SE 40SW 40NW.
34 KT...110NE 110SE 90SW 70NW.
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM
ON DAY 4 AND 150 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
OUTLOOK VALID 18/1200Z 23.5N 111.0W
MAX WIND 65 KT...GUSTS 80 KT.
OUTLOOK VALID 19/1200Z 25.5N 110.5W
MAX WIND 55 KT...GUSTS 65 KT.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.2N 109.5W
NEXT ADVISORY AT 14/2100Z
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FORECASTER BERG
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