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Potential Tropical Cyclone Eight Public Advisory Number 1A
2018-09-07 19:31:58| National Hurricane Center (Atlantic)
Issued at 200 PM AST Fri Sep 07 2018 451 WTNT33 KNHC 071731 TCPAT3 BULLETIN Potential Tropical Cyclone Eight Intermediate Advisory Number 1A NWS National Hurricane Center Miami FL AL082018 200 PM AST Fri Sep 07 2018 ...DISTURBANCE BECOMING BETTER ORGANIZED... ...TROPICAL STORM CONDITIONS AND HEAVY RAINFALL EXPECTED IN PORTIONS OF THE CABO VERDE ISLANDS... SUMMARY OF 200 PM AST...1800 UTC...INFORMATION ---------------------------------------------- LOCATION...13.2N 18.0W ABOUT 440 MI...710 KM ESE OF THE SOUTHERNMOST CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...W OR 275 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Santiago, Fogo, and Brava A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area within 36 hours. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 200 PM AST (1800 UTC), the disturbance was centered near latitude 13.2 North, longitude 18.0 West. The system is moving toward the west near 10 mph (17 km/h). A westward to west-northwestward motion with a gradual increase in forward speed is expected during the next 72 hours. On the forecast track, the disturbance is expected to move near the southern Cabo Verde Islands on Sunday. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Satellite imagery indicates that the disturbance is becoming better organized, and it is expected to become a tropical depression or tropical storm later today. Conditions are conducive for the disturbance to become a tropical depression or tropical storm later today. * Formation chance through 48 hours...high...near 100 percent * Formation chance through 5 days... high...near 100 percent The estimated minimum central pressure is 1004 mb (29.65 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions are expected to first reach the warning area on Sunday. RAINFALL: The disturbance is expected to produce total rain accumulations of 3 to 5 inches, with maximum totals of 8 inches across the southern Cabo Verde Islands. This rainfall may produce life-threatening flash floods. NEXT ADVISORY ------------- Next complete advisory at 500 PM AST. $$ Forecaster Beven
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