000
WTNT21 KNHC 262050
TCMAT1
SUBTROPICAL STORM ALBERTO FORECAST/ADVISORY NUMBER 6
NWS NATIONAL HURRICANE CENTER MIAMI FL AL012018
2100 UTC SAT MAY 26 2018
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY…
A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE WEST COAST OF THE
FLORIDA PENINSULA FROM BONITA BEACH TO THE ANCLOTE RIVER.
A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE NORTHERN GULF COAST
FROM THE AUCILLA RIVER WESTWARD TO THE MISSISSIPPI/ALABAMA BORDER.
THE TROPICAL STORM WATCH HAS BEEN DISCONTINUED WEST OF THE MOUTH OF
THE PEARL RIVER INCLUDING LAKE PONTCHARTRAIN AND LAKE MAUREPAS.
THE STORM SURGE WATCH HAS BEEN DISCONTINUED TO THE WEST OF THE
MOUTH OF THE PEARL RIVER.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT…
A STORM SURGE WATCH IS IN EFFECT FOR…
* CRYSTAL RIVER TO THE MOUTH OF THE PEARL RIVER
A TROPICAL STORM WARNING IS IN EFFECT FOR…
* CUBAN PROVINCE OF PINAR DEL RIO
* DRY TORTUGAS
* BONITA BEACH TO ANCLOTE RIVER
* AUCILLA RIVER TO THE MISSISSIPPI/ALABAMA BORDER
A TROPICAL STORM WATCH IS IN EFFECT FOR…
* MISSISSIPPI/ALABAMA BORDER TO THE MOUTH OF THE PEARL RIVER
A STORM SURGE WATCH MEANS THERE IS A POSSIBILITY OF LIFE-
THREATENING INUNDATION… FROM RISING WATER MOVING INLAND FROM THE
COASTLINE… IN THE INDICATED LOCATIONS DURING THE NEXT 48 HOURS.
FOR A DEPICTION OF AREAS AT RISK… PLEASE SEE THE NATIONAL WEATHER
SERVICE STORM SURGE WATCH/WARNING GRAPHIC… AVAILABLE AT
HURRICANES.GOV.
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA.
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE IN THE UNITED STATES PORTION OF THAT WATCH AREA WITHIN
48 HOURS.
SUBTROPICAL STORM CENTER LOCATED NEAR 23.3N 85.1W AT 26/2100Z
POSITION ACCURATE WITHIN 40 NM
PRESENT MOVEMENT TOWARD THE NORTH OR 10 DEGREES AT 11 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 999 MB
MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT.
34 KT…….120NE 100SE 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 23.3N 85.1W AT 26/2100Z
AT 26/1800Z CENTER WAS LOCATED NEAR 22.8N 85.2W
FORECAST VALID 27/0600Z 25.4N 84.9W
MAX WIND 45 KT…GUSTS 55 KT.
34 KT…120NE 100SE 0SW 0NW.
FORECAST VALID 27/1800Z 27.5N 85.3W
MAX WIND 50 KT…GUSTS 60 KT.
50 KT… 40NE 30SE 0SW 0NW.
34 KT…120NE 100SE 50SW 90NW.
FORECAST VALID 28/0600Z 28.9N 86.3W…TROPICAL STORM
MAX WIND 55 KT…GUSTS 65 KT.
50 KT… 40NE 30SE 0SW 0NW.
34 KT…110NE 120SE 80SW 80NW.
FORECAST VALID 28/1800Z 30.0N 87.0W…TROPICAL STORM
MAX WIND 55 KT…GUSTS 65 KT.
50 KT… 40NE 40SE 0SW 0NW.
34 KT… 90NE 120SE 80SW 60NW.
FORECAST VALID 29/1800Z 33.6N 87.9W…INLAND
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 30/1800Z 38.3N 87.5W…INLAND
MAX WIND 20 KT…GUSTS 30 KT.
OUTLOOK VALID 31/1800Z 42.4N 83.4W…POST-TROPICAL
MAX WIND 15 KT…GUSTS 20 KT.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.3N 85.1W
NEXT ADVISORY AT 27/0300Z
$$
FORECASTER BROWN