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Potential Tropical Cyclone Six Forecast Advisory Number 4
2018-08-31 10:36:00| National Hurricane Center (Atlantic)
Issued at 0900 UTC FRI AUG 31 2018 794 WTNT21 KNHC 310835 TCMAT1 POTENTIAL TROPICAL CYCLONE SIX FORECAST/ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL AL062018 0900 UTC FRI AUG 31 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 A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA... IN THIS CASE WITHIN THE NEXT 12 TO 24 HOURS. POTENTIAL TROP CYCLONE CENTER LOCATED NEAR 13.6N 21.4W AT 31/0900Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB MAX SUSTAINED WINDS 30 KT WITH GUSTS TO 40 KT. 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 13.6N 21.4W AT 31/0900Z AT 31/0600Z CENTER WAS LOCATED NEAR 13.4N 21.0W FORECAST VALID 31/1800Z 14.2N 23.1W...TROPICAL STORM MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 30NE 30SE 0SW 30NW. FORECAST VALID 01/0600Z 14.8N 25.6W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 40NE 30SE 0SW 40NW. FORECAST VALID 01/1800Z 15.5N 28.3W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 60NE 30SE 30SW 60NW. FORECAST VALID 02/0600Z 16.2N 30.9W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 30NE 0SE 0SW 30NW. 34 KT... 80NE 40SE 40SW 70NW. FORECAST VALID 03/0600Z 17.4N 36.2W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 30NE 30SE 0SW 30NW. 34 KT... 90NE 60SE 50SW 80NW. 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 04/0600Z 19.0N 41.0W MAX WIND 60 KT...GUSTS 75 KT. OUTLOOK VALID 05/0600Z 21.5N 45.0W MAX WIND 65 KT...GUSTS 80 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.6N 21.4W NEXT ADVISORY AT 31/1500Z $$ FORECASTER BERG
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Potential Tropical Cyclone Six Graphics
2018-08-31 07:41:05| National Hurricane Center (Atlantic)
5-Day Uncertainty Track last updated Fri, 31 Aug 2018 05:41:05 GMT Wind Speed Probabilities last updated Fri, 31 Aug 2018 03:22:06 GMT
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Summary for Potential Tropical Cyclone Six (AT1/AL062018)
2018-08-31 07:38:59| National Hurricane Center (Atlantic)
...DISTURBANCE MOVING CLOSER TO THE SOUTHERN CABO VERDE ISLANDS... As of 2:00 AM AST Fri Aug 31 the center of Six was located near 13.4, -21.2 with movement W at 13 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.
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Potential Tropical Cyclone Six Public Advisory Number 3A
2018-08-31 07:38:59| National Hurricane Center (Atlantic)
Issued at 200 AM AST Fri Aug 31 2018 815 WTNT31 KNHC 310538 TCPAT1 BULLETIN Potential Tropical Cyclone Six Intermediate Advisory Number 3A NWS National Hurricane Center Miami FL AL062018 200 AM AST Fri Aug 31 2018 ...DISTURBANCE MOVING CLOSER TO THE SOUTHERN CABO VERDE ISLANDS... SUMMARY OF 200 AM AST...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...13.4N 21.2W ABOUT 235 MI...380 KM ESE OF THE SOUTHERNMOST CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 13 MPH...20 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... * Cabo Verde Islands of Santiago, Fogo, and Brava A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case, within the next 24 to 36 hours. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 200 AM AST (0600 UTC), the disturbance was centered near latitude 13.4 North, longitude 21.2 West. The system is moving toward the west near 13 mph (20 km/h), and a general motion toward the west-northwest with an increase in forward speed is expected during the next 2 to 3 days. On the forecast track, the disturbance or the tropical cyclone is expected to move near or over the southern Cabo Verde Islands later today and tonight. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Strengthening is forecast, and the disturbance is expected to become a tropical storm later today or tonight. Environmental conditions are favorable for the system to become a tropical cyclone later today. * Formation chance through 48 hours... high...90 percent * Formation chance through 5 days...high...90 percent The estimated minimum central pressure is 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: The system could produce total rain accumulations of 4 to 8 inches across the southern Cabo Verde Islands. These rains could produce life-threatening flash floods. WINDS: Tropical storm conditions are expected in the southern Cabo Verde Islands later today and tonight. NEXT ADVISORY ------------- Next complete advisory at 500 AM AST. $$ Forecaster Berg
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Potential Tropical Cyclone Six Graphics
2018-08-31 04:42:21| National Hurricane Center (Atlantic)
5-Day Uncertainty Track last updated Fri, 31 Aug 2018 02:42:21 GMT Wind Speed Probabilities last updated Fri, 31 Aug 2018 03:22:06 GMT
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