000 WTNT32 KNHC 181453 TCPAT2 BULLETIN TROPICAL STORM KARL ADVISORY NUMBER 17 NWS NATIONAL HURRICANE CENTER MIAMI FL AL122016 1100 AM AST SUN SEP 18 2016 ...KARL MOVING WESTWARD... ...FORECAST TO STRENGTHEN LATER TONIGHT AND MONDAY... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...18.0N 43.4W ABOUT 1210 MI...1950 KM E OF THE LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 1100 AM AST (1500 UTC), the center of Tropical Storm Karl was located near latitude 18.0 North, longitude 43.4 West. Karl is moving toward the west near 13 mph (20 km/h). A westward to west-northwestward motion with some increase in forward speed is expected during the next couple of days. Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Karl is forecast to begin strengthening later tonight or on Monday. Tropical-storm-force winds extend outward up to 175 miles (280 km) from the center. The estimated minimum central pressure is 1006 mb (29.71 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 500 PM AST. $$ Forecaster Stewart