Tropical Storm Arthur Forecast Advisory Number 9

By | May 18, 2020

Issued at 2100 UTC MON MAY 18 2020


000
WTNT21 KNHC 182039
TCMAT1
 
TROPICAL STORM ARTHUR FORECAST/ADVISORY NUMBER   9
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL012020
2100 UTC MON MAY 18 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
ALL TROPICAL STORM WARNINGS HAVE BEEN DISCONTINUED.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
TROPICAL STORM CENTER LOCATED NEAR 36.1N  73.9W AT 18/2100Z
POSITION ACCURATE WITHIN  25 NM
 
PRESENT MOVEMENT TOWARD THE NORTHEAST OR  45 DEGREES AT  14 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  993 MB
MAX SUSTAINED WINDS  45 KT WITH GUSTS TO  55 KT.
34 KT.......100NE 100SE   0SW  40NW.
12 FT SEAS.. 90NE 120SE  60SW  90NW.
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 36.1N  73.9W AT 18/2100Z
AT 18/1800Z CENTER WAS LOCATED NEAR 35.6N  74.6W
 
FORECAST VALID 19/0600Z 36.9N  71.6W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 40NE   0SE   0SW   0NW.
34 KT...120NE 120SE  80SW 100NW.
 
FORECAST VALID 19/1800Z 37.0N  68.7W...POST-TROP/EXTRATROP
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 60NE   0SE   0SW  60NW.
34 KT...180NE 120SE  90SW 160NW.
 
FORECAST VALID 20/0600Z 36.2N  66.8W...POST-TROP/EXTRATROP
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 60NE   0SE   0SW  60NW.
34 KT...200NE  90SE  90SW 200NW.
 
FORECAST VALID 20/1800Z 34.8N  65.5W...POST-TROP/EXTRATROP
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...180NE  60SE  60SW 180NW.
 
FORECAST VALID 21/0600Z 33.0N  64.8W...POST-TROP/EXTRATROP
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...150NE   0SE   0SW 150NW.
 
FORECAST VALID 21/1800Z 31.5N  64.8W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
OUTLOOK VALID 22/1800Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 36.1N  73.9W
 
NEXT ADVISORY AT 19/0300Z
 
$$
FORECASTER BROWN
 
 

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