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Hurricane Teddy Public Advisory Number 18
2020-09-16 22:51:36| National Hurricane Center (Atlantic)
Issued at 500 PM AST Wed Sep 16 2020 000 WTNT35 KNHC 162051 TCPAT5 BULLETIN Hurricane Teddy Advisory Number 18 NWS National Hurricane Center Miami FL AL202020 500 PM AST Wed Sep 16 2020 ...TEDDY TAKES A BREAK FROM STRENGTHENING TODAY BUT IS EXPECTED TO INTENSIFY MORE SOON... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...17.5N 50.8W ABOUT 710 MI...1145 KM ENE OF THE LESSER ANTILLES MAXIMUM SUSTAINED WINDS...100 MPH...155 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...973 MB...28.74 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Hurricane Teddy was located near latitude 17.5 North, longitude 50.8 West. Teddy is moving toward the northwest near 13 mph (20 km/h), and this general motion is forecast to continue for the next few days. Maximum sustained winds are near 100 mph (155 km/h) with higher gusts. Additional strengthening is expected over the next day or so, and Teddy is expected become a major hurricane during that time. Hurricane-force winds extend outward up to 35 miles (55 km) from the center and tropical-storm-force winds extend outward up to 220 miles (350 km). The estimated minimum central pressure is 973 mb (28.74 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Large swells generated by Teddy are reaching the Lesser Antilles and the northeastern coast of South America and should spread westward to the Greater Antilles, the Bahamas, and Bermuda by Friday. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Latto
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Hurricane Teddy Wind Speed Probabilities Number 18
2020-09-16 22:51:36| National Hurricane Center (Atlantic)
Issued at 2100 UTC WED SEP 16 2020 000 FONT15 KNHC 162051 PWSAT5 HURRICANE TEDDY WIND SPEED PROBABILITIES NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL AL202020 2100 UTC WED SEP 16 2020 AT 2100Z THE CENTER OF HURRICANE TEDDY WAS LOCATED NEAR LATITUDE 17.5 NORTH...LONGITUDE 50.8 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 85 KTS...100 MPH...155 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 18Z WED 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 18Z WED 06Z THU 18Z THU 06Z FRI 18Z FRI 18Z SAT 18Z SUN PERIODS TO TO TO TO TO TO TO 06Z THU 18Z THU 06Z FRI 18Z FRI 18Z SAT 18Z SUN 18Z MON FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT BERMUDA 34 X X( X) X( X) X( X) 1( 1) 28(29) 33(62) BERMUDA 50 X X( X) X( X) X( X) X( X) 9( 9) 23(32) BERMUDA 64 X X( X) X( X) X( X) X( X) 3( 3) 14(17) $$ FORECASTER LATTO
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Hurricane Teddy Forecast Advisory Number 18
2020-09-16 22:51:05| National Hurricane Center (Atlantic)
Issued at 2100 UTC WED SEP 16 2020 000 WTNT25 KNHC 162050 TCMAT5 HURRICANE TEDDY FORECAST/ADVISORY NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL AL202020 2100 UTC WED SEP 16 2020 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. HURRICANE CENTER LOCATED NEAR 17.5N 50.8W AT 16/2100Z POSITION ACCURATE WITHIN 25 NM PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT 11 KT ESTIMATED MINIMUM CENTRAL PRESSURE 973 MB MAX SUSTAINED WINDS 85 KT WITH GUSTS TO 105 KT. 64 KT....... 30NE 25SE 0SW 30NW. 50 KT....... 80NE 50SE 30SW 90NW. 34 KT.......190NE 100SE 70SW 170NW. 12 FT SEAS..330NE 300SE 270SW 300NW. 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 17.5N 50.8W AT 16/2100Z AT 16/1800Z CENTER WAS LOCATED NEAR 17.1N 50.4W FORECAST VALID 17/0600Z 18.6N 52.0W MAX WIND 90 KT...GUSTS 110 KT. 64 KT... 30NE 25SE 20SW 30NW. 50 KT... 80NE 50SE 40SW 90NW. 34 KT...180NE 110SE 70SW 160NW. FORECAST VALID 17/1800Z 20.0N 53.4W MAX WIND 100 KT...GUSTS 120 KT. 64 KT... 40NE 30SE 20SW 40NW. 50 KT... 80NE 60SE 40SW 80NW. 34 KT...170NE 130SE 80SW 150NW. FORECAST VALID 18/0600Z 21.5N 54.9W MAX WIND 105 KT...GUSTS 130 KT. 64 KT... 40NE 35SE 25SW 40NW. 50 KT... 80NE 70SE 40SW 80NW. 34 KT...170NE 130SE 90SW 150NW. FORECAST VALID 18/1800Z 23.0N 56.3W MAX WIND 105 KT...GUSTS 130 KT. 64 KT... 50NE 40SE 30SW 40NW. 50 KT... 90NE 80SE 50SW 80NW. 34 KT...170NE 150SE 90SW 150NW. FORECAST VALID 19/0600Z 24.8N 58.0W MAX WIND 100 KT...GUSTS 120 KT. 50 KT... 90NE 80SE 60SW 80NW. 34 KT...180NE 160SE 110SW 150NW. FORECAST VALID 19/1800Z 26.5N 60.2W MAX WIND 100 KT...GUSTS 120 KT. 50 KT... 90NE 80SE 60SW 80NW. 34 KT...180NE 170SE 110SW 150NW. 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 20/1800Z 29.5N 63.6W MAX WIND 90 KT...GUSTS 110 KT. OUTLOOK VALID 21/1800Z 33.3N 64.6W MAX WIND 85 KT...GUSTS 105 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.5N 50.8W NEXT ADVISORY AT 17/0300Z $$ FORECASTER LATTO
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Tropical Storm Vicky Forecast Discussion Number 11
2020-09-16 22:45:06| National Hurricane Center (Atlantic)
Issued at 500 PM AST Wed Sep 16 2020 000 WTNT41 KNHC 162044 TCDAT1 Tropical Storm Vicky Discussion Number 11 NWS National Hurricane Center Miami FL AL212020 500 PM AST Wed Sep 16 2020 There's been little change in Vicky's cloud pattern this afternoon. What's left of the deep convection associated with Vicky is displaced well to the east of the center. Cirrus clouds produced by the outflow of Hurricane Teddy, located nearly 1000 miles to the west-southwest of Vicky, are obscuring the sheared surface circulation. The initial intensity is held at 35 kt for this advisory in deference to the earlier scatterometer pass and due to the fact that the cloud pattern has remained unchanged. The UW-CIMSS SAT-Wind/shear products and water vapor imagery reveal an interesting upper wind pattern consisting of an upper low just to the west of Vicky and a narrow upper-tropospheric ridge to the south of the cyclone. These upper-level features are temporarily creating a very diffluent pattern which appears to be offsetting the blistering westerly shear a bit. In any event, Vicky is still forecast to gradually lose strength and degenerate to a remnant low on Friday, which is in best agreement with the global models and the statistical-dynamical intensity aids. The initial motion estimate is more westward, or 270/08. Vicky should continue moving westward for the next day or two before turning west-southwestward in the low-level tradewind flow. The new NHC track forecast is south of the previous one and is close to the HCCA and TCVA multi-model consensus guidance. FORECAST POSITIONS AND MAX WINDS INIT 16/2100Z 21.5N 35.7W 35 KT 40 MPH 12H 17/0600Z 21.6N 37.0W 35 KT 40 MPH 24H 17/1800Z 21.3N 38.9W 30 KT 35 MPH 36H 18/0600Z 20.6N 40.7W 25 KT 30 MPH...POST-TROP/REMNT LOW 48H 18/1800Z 19.8N 42.3W 25 KT 30 MPH...POST-TROP/REMNT LOW 60H 19/0600Z...DISSIPATED $$ Forecaster Roberts
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Tropical Storm Vicky Wind Speed Probabilities Number 11
2020-09-16 22:44:38| National Hurricane Center (Atlantic)
Issued at 2100 UTC WED SEP 16 2020 000 FONT11 KNHC 162044 PWSAT1 TROPICAL STORM VICKY WIND SPEED PROBABILITIES NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL AL212020 2100 UTC WED SEP 16 2020 AT 2100Z THE CENTER OF TROPICAL STORM VICKY WAS LOCATED NEAR LATITUDE 21.5 NORTH...LONGITUDE 35.7 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 18Z WED 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 18Z WED 06Z THU 18Z THU 06Z FRI 18Z FRI 18Z SAT 18Z SUN PERIODS TO TO TO TO TO TO TO 06Z THU 18Z THU 06Z FRI 18Z FRI 18Z SAT 18Z SUN 18Z MON FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT $$ FORECASTER ROBERTS
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