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TROPICAL STORM ISAIAS FORECAST/ADVISORY NUMBER  25
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092020
0900 UTC MON AUG 03 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
A HURRICANE WARNING HAS BEEN ISSUED FROM SOUTH SANTEE RIVER SOUTH
CAROLINA TO SURF CITY NORTH CAROLINA.
 
THE TROPICAL STORM WARNING HAS BEEN EXTENDED NORTHWARD TO WEST
OF WATCH HILL RHODE ISLAND...INCLUDING THE TIDAL POTOMAC SOUTH OF
COBB ISLAND...CHESAPEAKE BAY SOUTH OF NORTH BEACH...DELAWARE BAY...
LONG ISLAND...AND LONG ISLAND SOUND.
 
THE TROPICAL STORM WATCH HAS BEEN EXTENDED NORTHWARD TO
STONINGTON...
MAINE...INCLUDING MARTHA'S VINEYARD...NANTUCKET...AND BLOCK ISLAND.
 
THE TROPICAL STORM WARNING HAS BEEN DISCONTINUED SOUTH OF THE
FLAGLER/VOLUSIA COUNTY LINE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A STORM SURGE WARNING IS IN EFFECT FOR...
* EDISTO BEACH SOUTH CAROLINA TO CAPE FEAR NORTH CAROLINA
 
A STORM SURGE WATCH IS IN EFFECT FOR...
* CAPE FEAR TO DUCK NORTH CAROLINA
* PAMLICO AND ALBEMARLE SOUNDS
 
A HURRICANE WARNING IS IN EFFECT FOR...
* SOUTH SANTEE RIVER SOUTH CAROLINA TO SURF CITY NORTH CAROLINA
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* FLAGLER/VOLUSIA COUNTY LINE FLORIDA TO SOUTH SANTEE RIVER
SOUTH CAROLINA
* NORTH OF SURF CITY NORTH CAROLINA TO WEST OF WATCH HILL RHODE
ISLAND
* CHESAPEAKE BAY SOUTH OF NORTH BEACH
* TIDAL POTOMAC RIVER SOUTH OF COBB ISLAND
* DELAWARE BAY
* LONG ISLAND AND LONG ISLAND SOUND
* PAMLICO AND ALBEMARLE SOUNDS
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* WATCH HILL RHODE ISLAND TO STONINGTON...MAINE
* MARTHA'S VINEYARD...NANTUCKET...AND BLOCK ISLAND
 
INTERESTS ELSEWHERE ALONG THE NORTHEAST COAST OF THE UNITED STATES
SHOULD MONITOR THE PROGRESS OF ISAIAS.  ADDITIONAL WATCHES OR
WARNINGS MAY BE REQUIRED LATER TODAY.
 
A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING
INUNDATION...FROM RISING WATER MOVING INLAND FROM THE
COASTLINE...DURING THE NEXT 36 HOURS IN THE INDICATED LOCATIONS.
FOR A DEPICTION
OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER SERVICE STORM
SURGE WATCH/WARNING GRAPHIC AT HURRICANES.GOV.  THIS IS A
LIFE-THREATENING SITUATION.  PERSONS LOCATED WITHIN THESE AREAS
SHOULD TAKE ALL NECESSARY ACTIONS TO PROTECT LIFE AND PROPERTY FROM
RISING WATER AND THE POTENTIAL FOR OTHER DANGEROUS CONDITIONS.
PROMPTLY FOLLOW EVACUATION AND OTHER INSTRUCTIONS FROM LOCAL
OFFICIALS.
 
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.
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 24 HOURS.
PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO
COMPLETION.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...GENERALLY WITHIN 36
HOURS.
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
 
TROPICAL STORM CENTER LOCATED NEAR 29.7N  79.9W AT 03/0900Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE NORTH OR 355 DEGREES AT   8 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  994 MB
MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT.
50 KT....... 50NE  30SE   0SW  20NW.
34 KT.......100NE 110SE   0SW  60NW.
12 FT SEAS..120NE 120SE  45SW  75NW.
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 29.7N  79.9W AT 03/0900Z
AT 03/0600Z CENTER WAS LOCATED NEAR 29.0N  79.9W
 
FORECAST VALID 03/1800Z 31.3N  79.6W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 25NE   0SE   0SW   0NW.
50 KT... 50NE  40SE   0SW  20NW.
34 KT...100NE 120SE   0SW  60NW.
 
FORECAST VALID 04/0600Z 34.8N  78.1W...INLAND
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 50NE  40SE   0SW  20NW.
34 KT...110NE 140SE   0SW  60NW.
 
FORECAST VALID 04/1800Z 39.4N  75.2W...INLAND
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 50NE  60SE   0SW   0NW.
34 KT...110NE 130SE   0SW  40NW.
 
FORECAST VALID 05/0600Z 44.4N  71.5W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...  0NE 120SE   0SW   0NW.
 
FORECAST VALID 05/1800Z 48.6N  68.0W...POST-TROP/EXTRATROP
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 06/0600Z 52.0N  65.0W...POST-TROP/EXTRATROP
MAX WIND  25 KT...GUSTS  35 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 07/0600Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 29.7N  79.9W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 03/1200Z
 
NEXT ADVISORY AT 03/1500Z
 
$$
FORECASTER BROWN
 
 
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