000 WTNT32 KNHC 190838 TCPAT2 BULLETIN TROPICAL STORM KARL ADVISORY NUMBER 20 NWS NATIONAL HURRICANE CENTER MIAMI FL AL122016 500 AM AST MON SEP 19 2016 ...KARL EXPECTED TO SLOWLY STRENGTHEN... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...18.2N 47.7W ABOUT 930 MI...1500 KM E OF THE LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 15 MPH...24 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 500 AM AST (0900 UTC), the center of Tropical Storm Karl was located near latitude 18.2 North, longitude 47.7 West. Karl is moving toward the west near 15 mph (24 km/h). A turn toward the west-northwest at a similar forward speed is expected later today or on Tuesday. Maximum sustained winds remain near 40 mph (65 km/h) with higher gusts. Slow strengthening is forecast during the next 48 hours. Tropical-storm-force winds extend outward up to 115 miles (185 km) to the north of the center. The estimated minimum central pressure is 1006 mb (29.71 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Kimberlain