Home Tropical Depression Thirteen Forecast Advisory Number 6
 

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Tropical Depression Thirteen Forecast Advisory Number 6

2020-08-21 10:48:20| National Hurricane Center (Atlantic)

Issued at 0900 UTC FRI AUG 21 2020 000 WTNT23 KNHC 210848 TCMAT3 TROPICAL DEPRESSION THIRTEEN FORECAST/ADVISORY NUMBER 6 NWS NATIONAL HURRICANE CENTER MIAMI FL AL132020 0900 UTC FRI AUG 21 2020 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE GOVERNMENT OF THE BAHAMAS HAS ISSUED A TROPICAL STORM WATCH FOR THE SOUTHEASTERN BAHAMAS...INCLUDING THE ACKLINS...CROOKED ISLAND... LONG CAY...THE INAGUAS...MAYAGUANA...AND THE RAGGED ISLANDS...AS WELL AS FOR THE TURKS AND CAICOS ISLANDS. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * THE SOUTHEASTERN BAHAMAS AND THE TURKS AND CAICOS ISLANDS * PUERTO RICO...VIEQUES AND CULEBRA * U.S. VIRGIN ISLANDS * BRITISH VIRGIN ISLANDS * SABA AND ST. EUSTATIUS * ST. MAARTEN * ST. MARTIN AND ST. BARTHELEMY * ANTIGUA...BARBUDA...ST. KITTS...NEVIS...AND ANGUILLA A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. INTERESTS ELSEWHERE IN THE NORTHERN LEEWARD ISLANDS...THE VIRGIN ISLANDS...PUERTO RICO...AND THE DOMINICAN REPUBLIC SHOULD MONITOR THE PROGRESS OF THIS SYSTEM...AS ADDITIONAL TROPICAL STORM WATCHES OR WARNINGS WILL BE REQUIRED FOR PORTIONS OF THOSE AREAS LATER TODAY. INTERESTS IN CUBA AND THE REMAINDER OF THE BAHAMAS SHOULD ALSO MONITOR THE PROGRESS OF THIS SYSTEM. TROPICAL DEPRESSION CENTER LOCATED NEAR 17.8N 58.5W AT 21/0900Z POSITION ACCURATE WITHIN 40 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 18 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1008 MB MAX SUSTAINED WINDS 30 KT WITH GUSTS TO 40 KT. 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 17.8N 58.5W AT 21/0900Z AT 21/0600Z CENTER WAS LOCATED NEAR 17.5N 57.4W FORECAST VALID 21/1800Z 18.1N 60.7W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 22/0600Z 18.8N 64.0W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 40NE 40SE 0SW 40NW. FORECAST VALID 22/1800Z 19.7N 67.5W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 70NE 60SE 0SW 50NW. FORECAST VALID 23/0600Z 20.6N 71.1W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 90NE 70SE 20SW 70NW. FORECAST VALID 23/1800Z 21.8N 74.9W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 40NE 0SE 0SW 30NW. 34 KT...110NE 90SE 40SW 90NW. FORECAST VALID 24/0600Z 23.2N 78.5W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 50NE 30SE 0SW 30NW. 34 KT...110NE 90SE 40SW 90NW. 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 25/0600Z 26.5N 84.0W MAX WIND 65 KT...GUSTS 80 KT. OUTLOOK VALID 26/0600Z 30.0N 87.0W MAX WIND 65 KT...GUSTS 80 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.8N 58.5W INTERMEDIATE PUBLIC ADVISORY...WTNT33 KNHC/MIATCPAT3...AT 21/1200Z NEXT ADVISORY AT 21/1500Z $$ FORECASTER BEVEN

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