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Tropical Storm Florence Public Advisory Number 8

2018-09-01 10:55:36| National Hurricane Center (Atlantic)

Issued at 500 AM AST Sat Sep 01 2018 806 WTNT31 KNHC 010855 TCPAT1 BULLETIN Tropical Storm Florence Advisory Number 8 NWS National Hurricane Center Miami FL AL062018 500 AM AST Sat Sep 01 2018 ...TROPICAL STORM FLORENCE FORMS JUST WEST OF THE CABO VERDE ISLANDS... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...14.5N 26.7W ABOUT 155 MI...250 KM W OF THE SOUTHERNMOST CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...WNW OR 285 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...1003 MB...29.62 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Cabo Verde Islands of Santiago, Fogo, and Brava For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 500 AM AST (0900 UTC), the center of Tropical Storm Florence was located near latitude 14.5 North, longitude 26.7 West. Florence is moving toward the west-northwest near 14 mph (22 km/h), and this general motion is expected to continue through Tuesday. On the forecast track, the center of Florence will continue to move away from the Cabo Verde Islands today. Maximum sustained winds have increased to near 40 mph (65 km/h) with higher gusts. Additional gradual strengthening is forecast during the next several days. Tropical-storm-force winds extend outward up to 35 miles (55 km) from the center. The estimated minimum central pressure is 1003 mb (29.62 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: The system could produce an additional 1 to 2 inches of rain across the southern Cabo Verde Islands today. WINDS: Tropical storm conditions are diminishing over the southern Cabo Verde Islands. NEXT ADVISORY ------------- Next intermediate advisory at 800 AM AST. Next complete advisory at 1100 AM AST. $$ Forecaster Berg

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Tropical Storm Florence Forecast Advisory Number 8

2018-09-01 10:55:36| National Hurricane Center (Atlantic)

Issued at 0900 UTC SAT SEP 01 2018 805 WTNT21 KNHC 010855 TCMAT1 TROPICAL STORM FLORENCE FORECAST/ADVISORY NUMBER 8 NWS NATIONAL HURRICANE CENTER MIAMI FL AL062018 0900 UTC SAT SEP 01 2018 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * CABO VERDE ISLANDS OF SANTIAGO... FOGO... AND BRAVA TROPICAL STORM CENTER LOCATED NEAR 14.5N 26.7W AT 01/0900Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 12 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1003 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT....... 30NE 30SE 0SW 30NW. 12 FT SEAS.. 30NE 0SE 0SW 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 14.5N 26.7W AT 01/0900Z AT 01/0600Z CENTER WAS LOCATED NEAR 14.3N 26.1W FORECAST VALID 01/1800Z 15.0N 28.7W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 40NE 40SE 0SW 40NW. FORECAST VALID 02/0600Z 15.7N 31.2W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 60NE 40SE 30SW 60NW. FORECAST VALID 02/1800Z 16.4N 33.7W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 30NE 0SE 0SW 0NW. 34 KT... 80NE 40SE 30SW 70NW. FORECAST VALID 03/0600Z 17.1N 36.3W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 30NE 0SE 0SW 30NW. 34 KT... 90NE 50SE 40SW 80NW. FORECAST VALID 04/0600Z 18.7N 41.4W MAX WIND 60 KT...GUSTS 75 KT. 50 KT... 40NE 30SE 0SW 30NW. 34 KT...110NE 70SE 50SW 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 05/0600Z 21.0N 45.5W MAX WIND 60 KT...GUSTS 75 KT. OUTLOOK VALID 06/0600Z 23.5N 48.5W MAX WIND 55 KT...GUSTS 65 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 14.5N 26.7W NEXT ADVISORY AT 01/1500Z $$ FORECASTER BERG

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Tropical Storm Florence Wind Speed Probabilities Number 8

2018-09-01 10:55:36| National Hurricane Center (Atlantic)

Issued at 0900 UTC SAT SEP 01 2018 788 FONT11 KNHC 010855 PWSAT1 TROPICAL STORM FLORENCE WIND SPEED PROBABILITIES NUMBER 8 NWS NATIONAL HURRICANE CENTER MIAMI FL AL062018 0900 UTC SAT SEP 01 2018 AT 0900Z THE CENTER OF TROPICAL STORM FLORENCE WAS LOCATED NEAR LATITUDE 14.5 NORTH...LONGITUDE 26.7 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 35 KTS...40 MPH...65 KM/H. Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH) ATLANTIC STANDARD TIME (AST)...SUBTRACT 4 HOURS FROM Z TIME EASTERN DAYLIGHT TIME (EDT)...SUBTRACT 4 HOURS FROM Z TIME CENTRAL DAYLIGHT TIME (CDT)...SUBTRACT 5 HOURS FROM Z TIME WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST ...34 KT (39 MPH... 63 KM/H)... ...50 KT (58 MPH... 93 KM/H)... ...64 KT (74 MPH...119 KM/H)... FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS PROBABILITIES FOR LOCATIONS ARE GIVEN AS OP(CP) WHERE OP IS THE PROBABILITY OF THE EVENT BEGINNING DURING AN INDIVIDUAL TIME PERIOD (ONSET PROBABILITY) (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN 06Z SAT AND THE FORECAST HOUR (CUMULATIVE PROBABILITY) PROBABILITIES ARE GIVEN IN PERCENT X INDICATES PROBABILITIES LESS THAN 1 PERCENT PROBABILITIES FOR 34 KT AND 50 KT ARE SHOWN AT A GIVEN LOCATION WHEN THE 5-DAY CUMULATIVE PROBABILITY IS AT LEAST 3 PERCENT. PROBABILITIES FOR 34...50...64 KT SHOWN WHEN THE 5-DAY 64-KT CUMULATIVE PROBABILITY IS AT LEAST 1 PERCENT. - - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - - FROM FROM FROM FROM FROM FROM FROM TIME 06Z SAT 18Z SAT 06Z SUN 18Z SUN 06Z MON 06Z TUE 06Z WED PERIODS TO TO TO TO TO TO TO 18Z SAT 06Z SUN 18Z SUN 06Z MON 06Z TUE 06Z WED 06Z THU FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT $$ FORECASTER BERG

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