000 WTNT31 KNHC 192034 TCPAT1 BULLETIN TROPICAL STORM FIONA ADVISORY NUMBER 12 NWS NATIONAL HURRICANE CENTER MIAMI FL AL062016 500 PM AST FRI AUG 19 2016 ...FIONA WEAKENS SLIGHTLY... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...18.1N 44.4W ABOUT 1130 MI...1820 KM ENE OF THE LESSER ANTILLES ABOUT 1355 MI...2180 KM W OF THE CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 500 PM AST (2100 UTC), the center of Tropical Storm Fiona was located near latitude 18.1 North, longitude 44.4 West. Fiona is moving toward the west-northwest near 10 mph (17 km/h), and this motion is expected to continue with some increase in forward speed for the next couple of days. Maximum sustained winds have decreased to near 40 mph (65 km/h) with higher gusts. Some additional weakening is forecast during the next 48 hours, and Fiona is expected to weaken to a depression over the weekend. Tropical-storm-force winds extend outward up to 45 miles (75 km) from the center. The estimated minimum central pressure is 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Beven