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HURRICANE NORMA FORECAST/ADVISORY NUMBER  13
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP172023
2100 UTC FRI OCT 20 2023
 
NOTICE... LAND-BASED TROPICAL CYCLONE WATCHES AND WARNINGS ARE NO
LONGER INCLUDED IN THE TROPICAL CYCLONE FORECAST/ADVISORY...(TCM).
CURRENT LAND-BASED COASTAL WATCHES AND WARNINGS CAN BE FOUND IN THE
MOST RECENTLY ISSUED TROPICAL CYCLONE PUBLIC ADVISORY...(TCP).
 
HURRICANE CENTER LOCATED NEAR 20.1N 109.8W AT 20/2100Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 330 DEGREES AT   7 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  955 MB
MAX SUSTAINED WINDS 105 KT WITH GUSTS TO 115 KT.
64 KT....... 30NE  25SE  20SW  30NW.
50 KT....... 50NE  40SE  40SW  70NW.
34 KT.......140NE 110SE 100SW 110NW.
12 FT SEAS..210NE 240SE 270SW 300NW.
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 20.1N 109.8W AT 20/2100Z
AT 20/1800Z CENTER WAS LOCATED NEAR 19.7N 109.5W
 
FORECAST VALID 21/0600Z 21.2N 110.0W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 30NE  25SE  20SW  25NW.
50 KT... 50NE  40SE  50SW  60NW.
34 KT...130NE 110SE 100SW 110NW.
 
FORECAST VALID 21/1800Z 22.6N 110.1W
MAX WIND  85 KT...GUSTS 105 KT.
64 KT... 20NE  20SE  15SW  20NW.
50 KT... 50NE  40SE  40SW  40NW.
34 KT...120NE 100SE  90SW 100NW.
 
FORECAST VALID 22/0600Z 23.4N 109.7W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 10NE  10SE   0SW   0NW.
50 KT... 30NE  30SE  30SW  30NW.
34 KT...100NE 100SE  80SW  90NW.
 
FORECAST VALID 22/1800Z 23.9N 109.0W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 30NE  20SE  20SW  30NW.
34 KT... 80NE  90SE  60SW  70NW.
 
FORECAST VALID 23/0600Z 24.2N 108.1W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 10NE  10SE  10SW  10NW.
34 KT... 50NE  60SE  40SW  60NW.
 
FORECAST VALID 23/1800Z 24.6N 107.1W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...  0NE  10SE  10SW   0NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM
ON DAY 4 AND 125 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
OUTLOOK VALID 24/1800Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.1N 109.8W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT32 KNHC/MIATCPEP2...AT 21/0000Z
 
NEXT ADVISORY AT 21/0300Z
 
$$
FORECASTER REINHART
 
 
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