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Tropical Storm Don Public Advisory Number 3A
2017-07-18 13:53:42| National Hurricane Center (Atlantic)
Issued at 800 AM AST Tue Jul 18 2017 000 WTNT35 KNHC 181153 TCPAT5 BULLETIN Tropical Storm Don Intermediate Advisory Number 3A NWS National Hurricane Center Miami FL AL052017 800 AM AST Tue Jul 18 2017 ...DON EXPECTED TO MOVE THROUGH THE WINDWARD ISLANDS TONIGHT... SUMMARY OF 800 AM AST...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...11.4N 57.0W ABOUT 210 MI...335 KM SE OF BARBADOS ABOUT 320 MI...515 KM E OF GRENADA MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 18 MPH...30 KM/H MINIMUM CENTRAL PRESSURE...1010 MB...29.82 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Grenada * St. Vincent and the Grenadines A Tropical Storm Watch is in effect for... * Barbados * St. Lucia * Bonaire A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case in the next 24 hours. A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, in this case in the next 24 hours. Interests in Trinidad and Tobago, Aruba, and Curacao should monitor the progress of Don. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 800 AM AST (1200 UTC), the center of Tropical Storm Don was located near latitude 11.4 North, longitude 57.0 West. Don is moving toward the west near 18 mph (30 km/h). This general motion with an increase in forward speed is expected through Wednesday evening. On the forecast track, the center of Don will move across the Windward Islands tonight, and then move westward across the southeastern Caribbean Sea on Wednesday. Maximum sustained winds are near 50 mph (85 km/h) with higher gusts. Little change in strength is expected before the system reaches the Windward Islands. Weakening is expected on Wednesday while Don moves across the southeastern Caribbean Sea. Tropical-storm-force winds extend outward up to 35 miles (55 km) from the center. The estimated minimum central pressure is 1010 mb (29.82 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions are expected in the warning area by late afternoon and tonight. Tropical Storm conditions are possible in the watch area by tonight. RAINFALL: Don is expected to produce total rain accumulations of 3 to 6 inches across Barbados and the southern Windward Islands through Wednesday morning. These rains could produce life-threatening flash floods and mudslides, especially in mountainous areas. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Brown
Tropical Storm DON Graphics
2017-07-18 10:40:01| National Hurricane Center (Atlantic)
5-Day Uncertainty Track last updated Tue, 18 Jul 2017 08:40:01 GMT Wind Speed Probabilities last updated Tue, 18 Jul 2017 09:23:12 GMT
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Tropical Storm DON Wind Speed Probabilities Number 3
2017-07-18 10:34:50| National Hurricane Center (Atlantic)
Issued at 0900 UTC TUE JUL 18 2017 000 FONT15 KNHC 180834 PWSAT5 TROPICAL STORM DON WIND SPEED PROBABILITIES NUMBER 3 NWS NATIONAL HURRICANE CENTER MIAMI FL AL052017 0900 UTC TUE JUL 18 2017 AT 0900Z THE CENTER OF TROPICAL STORM DON WAS LOCATED NEAR LATITUDE 11.5 NORTH...LONGITUDE 56.2 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 45 KTS...50 MPH...85 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 TUE 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 TUE 18Z TUE 06Z WED 18Z WED 06Z THU 06Z FRI 06Z SAT PERIODS TO TO TO TO TO TO TO 18Z TUE 06Z WED 18Z WED 06Z THU 06Z FRI 06Z SAT 06Z SUN FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT PT GALLINAS 34 X X( X) X( X) 15(15) X(15) X(15) X(15) PT GALLINAS 50 X X( X) X( X) 3( 3) X( 3) X( 3) X( 3) CURACAO 34 X X( X) 6( 6) 21(27) X(27) X(27) X(27) CURACAO 50 X X( X) 1( 1) 6( 7) X( 7) X( 7) X( 7) CURACAO 64 X X( X) X( X) 1( 1) X( 1) X( 1) X( 1) SAINT VINCENT 34 X 14(14) X(14) X(14) X(14) X(14) X(14) BARBADOS 34 2 4( 6) X( 6) X( 6) X( 6) X( 6) X( 6) GRENADA 34 X 54(54) X(54) X(54) X(54) X(54) X(54) GRENADA 50 X 14(14) X(14) X(14) X(14) X(14) X(14) GRENADA 64 X 2( 2) X( 2) X( 2) X( 2) X( 2) X( 2) TRINIDADTOBAGO 34 X 11(11) X(11) X(11) X(11) X(11) X(11) JUANGRIEGO 34 X 3( 3) 7(10) X(10) X(10) X(10) X(10) $$ FORECASTER STEWART
Summary for Tropical Storm DON (AT5/AL052017)
2017-07-18 10:34:13| National Hurricane Center (Atlantic)
...DON MOVING QUICKLY WESTWARD... ...EXPECTED TO REACH THE WINDWARD ISLANDS BY TONIGHT... As of 5:00 AM AST Tue Jul 18 the center of DON was located near 11.5, -56.2 with movement W at 18 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 50 mph.
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Tropical Storm DON Public Advisory Number 3
2017-07-18 10:34:13| National Hurricane Center (Atlantic)
Issued at 500 AM AST Tue Jul 18 2017 000 WTNT35 KNHC 180834 TCPAT5 BULLETIN Tropical Storm Don Advisory Number 3 NWS National Hurricane Center Miami FL AL052017 500 AM AST Tue Jul 18 2017 ...DON MOVING QUICKLY WESTWARD... ...EXPECTED TO REACH THE WINDWARD ISLANDS BY TONIGHT... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...11.5N 56.2W ABOUT 250 MI...405 KM ESE OF BARBADOS ABOUT 375 MI...600 KM E OF GRENADA MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 18 MPH...30 KM/H MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Grenada * St. Vincent and the Grenadines A Tropical Storm Watch is in effect for... * Barbados * St. Lucia * Bonaire A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case in the next 24 hours. A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, in this case in the next 24 hours. Interests in Trinidad and Tobago, Aruba, and Curacao should monitor the progress of Don. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 500 AM AST (0900 UTC), the center of Tropical Storm Don was located near latitude 11.5 North, longitude 56.2 West. Don is moving toward the west near 18 mph (30 km/h), and this general motion, with an increase in forward speed, is expected through Wednesday evening. On the forecast track, the center of Don will move across the Windward Islands tonight, and then move westward across the southeastern Caribbean Sea on Wednesday. Maximum sustained winds are near 50 mph (85 km/h) with higher gusts. Some strengthening is possible through tonight while Don approaches the Windward Islands. Weakening is expected on Wednesday while Don moves across the southeastern Caribbean Sea. Tropical-storm-force winds extend outward up to 35 miles (55 km) from the center. The estimated minimum central pressure is 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions are expected in the warning area by late afternoon and tonight. Tropical Storm conditions are possible in the watch area by tonight. RAINFALL: Don is expected to produce total rain accumulations of 3 to 6 inches across Barbados and the southern Windward Islands through Wednesday morning. These rains could produce life-threatening flash floods and mudslides, especially in mountainous areas. NEXT ADVISORY ------------- Next intermediate advisory at 800 AM AST. Next complete advisory at 1100 AM AST. $$ Forecaster Stewart
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