000 WTNT31 KNHC 311450 TCPAT1 BULLETIN HURRICANE FRED ADVISORY NUMBER 7 NWS NATIONAL HURRICANE CENTER MIAMI FL AL062015 1100 AM AST MON AUG 31 2015 ...STRONG WINDS AND HEAVY RAIN SPREADING NORTHWESTWARD ACROSS THE NORTHERN AND NORTHWESTERN CAPE VERDE ISLANDS... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...16.4N 23.7W ABOUT 45 MI...70 KM ESE OF RIBEIRA BRAVA IN THE CAPE VERDE ISLANDS ABOUT 55 MI...90 KM WNW OF RABIL IN THE CAPE VERDE ISLANDS MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H PRESENT MOVEMENT...NW OR 310 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...986 MB...29.12 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Hurricane Warning is in effect for... * Cape Verde Islands For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 1100 AM AST (1500 UTC), the center of Hurricane Fred was located near latitude 16.4 North, longitude 23.7 West. Fred is moving toward the northwest near 12 mph (19 km/h) and this motion is expected to continue through tonight. A turn toward the west-northwest is expected on Tuesday. On the forecast track, the center of Fred is expected to pass near or over the northwestern Cape Verde Islands later today. Maximum sustained winds have incresed to near 85 mph (140 km/h) with higher gusts. Little change in strength is expected through early tonight while Fred moves through the Cape Verde Islands. Gradual weakening is forecast to begin on Tuesday. 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 986 mb (29.12 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions are expected to continue spreading across the northern Cape Verde Islands today. Hurricane conditions are occurring over portions of the northeastern Cape Verde Islands and are expected to spread northwestward over portions of the northern and northwestern Cape Verde Islands through tonight. Wind speeds atop and on the windward sides of hills and mountains are often up to 30 percent stronger than indicated in this advisory, and in some elevated locations can be even greater. STORM SURGE: A storm surge is expected to produce coastal flooding in areas of onshore winds in the Cape Verde Islands. Near the coast, the surge will be accompanied by large and dangerous waves. RAINFALL: Fred is expected to produce total rain accumulations of 4 to 6 inches over the Cape Verde Islands, with possible isolated maximum amounts of 10 inches. These rains could produce life- threatening flash flooding and mudslides. NEXT ADVISORY ------------- Next intermediate advisory at 200 PM AST. Next complete advisory at 500 PM AST. $$ Forecaster Brown