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Tropical Storm Helene Forecast Advisory Number 28
2018-09-14 10:51:53| National Hurricane Center (Atlantic)
Issued at 0900 UTC FRI SEP 14 2018 291 WTNT23 KNHC 140851 TCMAT3 TROPICAL STORM HELENE FORECAST/ADVISORY NUMBER 28 NWS NATIONAL HURRICANE CENTER MIAMI FL AL082018 0900 UTC FRI SEP 14 2018 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... A TROPICAL STORM WARNING IS IN EFFECT FOR ALL OF THE AZORES ISLANDS. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * ALL OF THE AZORES ISLANDS A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WATCH AREA... GENERALLY WITHIN 36 HOURS. TROPICAL STORM CENTER LOCATED NEAR 30.6N 36.0W AT 14/0900Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE NORTH OR 10 DEGREES AT 20 KT ESTIMATED MINIMUM CENTRAL PRESSURE 992 MB MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT. 50 KT....... 60NE 60SE 60SW 40NW. 34 KT.......120NE 90SE 90SW 100NW. 12 FT SEAS..180NE 210SE 240SW 210NW. 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 30.6N 36.0W AT 14/0900Z AT 14/0600Z CENTER WAS LOCATED NEAR 29.7N 36.2W FORECAST VALID 14/1800Z 33.4N 35.3W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 60NE 60SE 60SW 50NW. 34 KT...120NE 90SE 90SW 100NW. FORECAST VALID 15/0600Z 36.7N 33.8W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 60NE 60SE 50SW 50NW. 34 KT...120NE 120SE 100SW 100NW. FORECAST VALID 15/1800Z 39.3N 30.8W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 50NE 60SE 50SW 50NW. 34 KT...130NE 150SE 110SW 110NW. FORECAST VALID 16/0600Z 41.3N 26.9W...POST-TROP/EXTRATROP MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 40NE 60SE 50SW 30NW. 34 KT...120NE 150SE 120SW 120NW. FORECAST VALID 17/0600Z 45.5N 17.7W...POST-TROP/EXTRATROP MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 40NE 60SE 50SW 30NW. 34 KT...150NE 160SE 160SW 130NW. 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 18/0600Z 51.5N 8.0W...POST-TROP/EXTRATROP MAX WIND 45 KT...GUSTS 55 KT. OUTLOOK VALID 19/0600Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 30.6N 36.0W NEXT ADVISORY AT 14/1500Z $$ FORECASTER ZELINSKY
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