ZCZC MIATCPAT5 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL STORM IDA ADVISORY NUMBER 13 NWS NATIONAL HURRICANE CENTER MIAMI FL AL102015 1100 AM AST MON SEP 21 2015 ...IDA EXPECTED TO SLOW DOWN LATER TODAY... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...20.6N 48.0W ABOUT 995 MI...1605 KM ENE OF THE NORTHERN LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...NNW OR 330 DEGREES AT 7 MPH...11 KM/H MINIMUM CENTRAL PRESSURE...1003 MB...29.62 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 Ida was located near latitude 20.6 North, longitude 48.0 West. Ida is moving toward the north-northwest near 7 mph (11 km/h). A north-northwest motion with a decrease in forward speed is expected today. A slow meandering motion is forecast to occur on Tuesday and Tuesday night. Maximum sustained winds are near 50 mph (85 km/h) with higher gusts. Some strengthening is possible during the next 24 hours, then little change in strength is expected on Tuesday and Tuesday night. Tropical storm force winds extend outward up to 175 miles (280 km) from the center. The estimated minimum central pressure is 1003 mb (29.62 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 500 PM AST. $$ Forecaster Brown NNNN