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Hurricane Helene Public Advisory Number 10
2018-09-09 22:32:16| National Hurricane Center (Atlantic)
Issued at 500 PM AST Sun Sep 09 2018 974 WTNT33 KNHC 092032 TCPAT3 BULLETIN Hurricane Helene Advisory Number 10 NWS National Hurricane Center Miami FL AL082018 500 PM AST Sun Sep 09 2018 ...HELENE BECOMES A HURRICANE SOUTHWEST OF THE CABO VERDE ISLANDS... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...13.4N 26.0W ABOUT 145 MI...230 KM SW OF THE SOUTHERNMOST CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...992 MB...29.30 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The government of the Cabo Verde Islands has discontinued the Hurricane Watch and Tropical Storm Warning for the Cabo Verde islands of Santiago, Fogo, and Brava. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Hurricane Helene was located near latitude 13.4 North, longitude 26.0 West. Helene is moving toward the west near 13 mph (20 km/h), and a turn toward the west-northwest is expected on Monday, with a continued west-northwestward motion through Tuesday. On the forecast track, the center of Helene will continue to move away from the Cabo Verde Islands. Maximum sustained winds have increased to near 75 mph (120 km/h) with higher gusts. Additional strengthening is forecast during the next 48 hours. Hurricane-force winds extend outward up to 15 miles (30 km) from the center and tropical-storm-force winds extend outward up to 80 miles (130 km). The estimated minimum central pressure is 992 mb (29.30 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Helene is expected to produce total rain accumulations of 2 to 4 inches over the southern Cabo Verde Islands through today, with isolated maximum amounts of 6 inches. This rainfall may produce life-threatening flash floods. NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Pasch
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