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Tropical Storm Henri Forecast Advisory Number 17
2021-08-20 04:53:57| National Hurricane Center (Atlantic)
Issued at 0300 UTC FRI AUG 20 2021 938 WTNT23 KNHC 200253 TCMAT3 TROPICAL STORM HENRI FORECAST/ADVISORY NUMBER 17 NWS NATIONAL HURRICANE CENTER MIAMI FL AL082021 0300 UTC FRI AUG 20 2021 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. INTERESTS IN THE NORTHEASTERN U.S. AND ATLANTIC CANADA SHOULD MONITOR THE PROGRESS OF HENRI. WATCHES WILL LIKELY BE REQUIRED FOR A PORTION OF THIS AREA EARLY FRIDAY. TROPICAL STORM CENTER LOCATED NEAR 29.8N 72.3W AT 20/0300Z POSITION ACCURATE WITHIN 25 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 7 KT ESTIMATED MINIMUM CENTRAL PRESSURE 997 MB MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT. 50 KT....... 50NE 40SE 0SW 0NW. 34 KT....... 80NE 60SE 40SW 60NW. 12 FT SEAS..120NE 75SE 75SW 120NW. 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 29.8N 72.3W AT 20/0300Z AT 20/0000Z CENTER WAS LOCATED NEAR 29.7N 72.0W FORECAST VALID 20/1200Z 30.3N 73.2W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 40NE 40SE 0SW 0NW. 34 KT... 90NE 90SE 60SW 50NW. FORECAST VALID 21/0000Z 31.8N 73.3W MAX WIND 60 KT...GUSTS 75 KT. 50 KT... 40NE 40SE 20SW 20NW. 34 KT... 90NE 110SE 80SW 50NW. FORECAST VALID 21/1200Z 34.4N 72.2W MAX WIND 65 KT...GUSTS 80 KT. 64 KT... 20NE 20SE 0SW 0NW. 50 KT... 50NE 50SE 20SW 20NW. 34 KT...100NE 130SE 100SW 50NW. FORECAST VALID 22/0000Z 37.6N 71.0W MAX WIND 80 KT...GUSTS 100 KT. 64 KT... 30NE 30SE 20SW 0NW. 50 KT... 50NE 50SE 30SW 20NW. 34 KT...110NE 140SE 90SW 60NW. FORECAST VALID 22/1200Z 40.1N 70.6W MAX WIND 75 KT...GUSTS 90 KT. 50 KT... 40NE 60SE 30SW 30NW. 34 KT... 90NE 100SE 70SW 60NW. FORECAST VALID 23/0000Z 41.7N 70.8W...INLAND MAX WIND 60 KT...GUSTS 75 KT. 50 KT... 30NE 30SE 20SW 0NW. 34 KT... 70NE 80SE 50SW 40NW. 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 24/0000Z 42.5N 70.1W...OVER WATER MAX WIND 40 KT...GUSTS 50 KT. OUTLOOK VALID 25/0000Z 43.7N 65.4W...POST-TROPICAL MAX WIND 35 KT...GUSTS 45 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 29.8N 72.3W NEXT ADVISORY AT 20/0900Z $$ FORECASTER PAPIN/BEVEN
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