000
WTNT23 KNHC 240853
TCMAT3
 
TROPICAL STORM LAURA FORECAST/ADVISORY NUMBER  18
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL132020
0900 UTC MON AUG 24 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE MIDDLE AND LOWER
FLORIDA KEYS FROM CRAIG KEY WESTWARD TO KEY WEST.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* LITTLE CAYMAN AND CAYMAN BRAC
* CUBAN PROVINCES OF CAMAGUEY...LAS
TUNAS...HOLGUIN...GUANTANAMO...SANTIAGO DE CUBA...GRANMA...CIEGO DE
AVILA...SANCTI SPIRITUS...VILLA
CLARA...CIENFUEGOS...MATANZAS...MAYABEQUE...LA
HABANA...ARTEMISA...PINAR
DEL RIO...AND THE ISLE OF YOUTH
* FLORIDA KEYS FROM CRAIG KEY TO KEY WEST
* DRY TORTUGAS
 
THE TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE
NEXT 12 TO 24 HOURS.

A HURRICANE WATCH WILL LIKELY BE REQUIRED FOR PORTIONS OF THE U.S. 
NORTHWEST GULF COAST AREA BY THIS EVENING.
 
TROPICAL STORM CENTER LOCATED NEAR 20.8N  78.9W AT 24/0900Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT  18 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB
MAX SUSTAINED WINDS  55 KT WITH GUSTS TO  65 KT.
50 KT....... 40NE  40SE   0SW   0NW.
34 KT.......150NE 150SE   0SW  30NW.
12 FT SEAS..330NE   0SE   0SW   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 20.8N  78.9W AT 24/0900Z
AT 24/0600Z CENTER WAS LOCATED NEAR 20.5N  78.0W
 
FORECAST VALID 24/1800Z 21.7N  81.5W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 40NE  40SE   0SW  20NW.
34 KT...160NE 160SE   0SW  40NW.
 
FORECAST VALID 25/0600Z 22.9N  84.6W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 40NE  40SE   0SW  20NW.
34 KT...160NE 160SE   0SW  60NW.
 
FORECAST VALID 25/1800Z 24.5N  87.6W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 15NE  15SE   0SW  15NW.
50 KT... 50NE  40SE   0SW  30NW.
34 KT...150NE 150SE  40SW  80NW.
 
FORECAST VALID 26/0600Z 26.1N  90.2W
MAX WIND  75 KT...GUSTS  90 KT.
64 KT... 20NE  15SE   0SW  15NW.
50 KT... 50NE  40SE  20SW  30NW.
34 KT...140NE 140SE  40SW 100NW.
 
FORECAST VALID 26/1800Z 28.0N  92.3W
MAX WIND  85 KT...GUSTS 105 KT.
50 KT... 60NE  50SE  30SW  40NW.
34 KT...140NE 140SE  40SW 100NW.
 
FORECAST VALID 27/0600Z 29.8N  93.3W
MAX WIND  90 KT...GUSTS 110 KT.
50 KT... 60NE  50SE  30SW  50NW.
34 KT...140NE 140SE  50SW  80NW.
 
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 28/0600Z 35.4N  91.5W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.
 
OUTLOOK VALID 29/0600Z 37.6N  82.1W...POST-TROP/REMNT LOW
MAX WIND  25 KT...GUSTS  35 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.8N  78.9W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT33 KNHC/MIATCPAT3...AT 24/1200Z
 
NEXT ADVISORY AT 24/1500Z
 
$$
FORECASTER STEWART