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Tropical Storm Harvey Forecast Advisory Number 40
2017-08-30 10:50:20| National Hurricane Center (Atlantic)
Issued at 0900 UTC WED AUG 30 2017 000 WTNT24 KNHC 300850 TCMAT4 TROPICAL STORM HARVEY FORECAST/ADVISORY NUMBER 40 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092017 0900 UTC WED AUG 30 2017 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE TROPICAL STORM WARNING AND STORM SURGE WATCH HAVE BEEN DISCONTINUED FROM HIGH ISLAND TEXAS WESTWARD. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A STORM SURGE WARNING IS IN EFFECT FOR... * HOLLY BEACH LOUISIANA TO MORGAN CITY LOUISIANA A STORM SURGE WATCH IS IN EFFECT FOR... * EAST OF HIGH ISLAND TEXAS TO WEST OF HOLLY BEACH LOUISIANA A TROPICAL STORM WARNING IS IN EFFECT FOR... * EAST OF HIGH ISLAND TEXAS TO GRAND ISLE LOUISIANA CATASTROPHIC AND LIFE-THREATENING FLOODING CONTINUES IN SOUTHEASTERN TEXAS AND PORTIONS OF SOUTHWESTERN LOUISIANA. PLEASE SEE WARNINGS AND OTHER PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS LIFE-THREATENING SITUATION. A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING INUNDATION...FROM RISING WATER MOVING INLAND FROM THE COASTLINE... DURING THE NEXT 12 HOURS IN THE INDICATED LOCATIONS. FOR A DEPICTION OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER SERVICE STORM SURGE WATCH/WARNING GRAPHIC... AVAILABLE 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. TROPICAL STORM CENTER LOCATED NEAR 29.8N 93.4W AT 30/0900Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 30 DEGREES AT 6 KT ESTIMATED MINIMUM CENTRAL PRESSURE 990 MB MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT. 34 KT....... 70NE 70SE 70SW 70NW. 12 FT SEAS.. 0NE 90SE 90SW 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 29.8N 93.4W AT 30/0900Z AT 30/0600Z CENTER WAS LOCATED NEAR 29.3N 93.5W FORECAST VALID 30/1800Z 30.4N 92.9W...INLAND MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 40NE 140SE 50SW 50NW. FORECAST VALID 31/0600Z 31.7N 92.0W...INLAND MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 31/1800Z 33.3N 90.6W...INLAND MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 01/0600Z 35.0N 88.7W...INLAND MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 02/0600Z 37.5N 84.9W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 03/0600Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 29.8N 93.4W NEXT ADVISORY AT 30/1500Z $$ FORECASTER BERG
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