ZCZC MIATCPAT4 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE DANNY ADVISORY NUMBER 17 NWS NATIONAL HURRICANE CENTER MIAMI FL AL042015 1100 AM AST SAT AUG 22 2015 ...DANNY STILL SLOWLY WEAKENING... ...TROPICAL STORM WATCH ISSUED FOR PORTIONS OF THE LEEWARD ISLANDS... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...15.4N 52.0W ABOUT 660 MI...1060 KM E OF THE LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H PRESENT MOVEMENT...WNW OR 285 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...984 MB...29.06 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The Meteorological Service of Antigua has issued a tropical storm watch for Antigua, Barbuda, Montserrat, St. Kitts, Nevis, and Anguilla. The Meteorological Service of Curacao has issued a tropical storm watch for Saba and St. Eustatius. The Meteorological Service of St. Maarten has issued a tropical storm watch for St. Maarten. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Watch is in effect for... * Antigua, Barbuda, Montserrat, St. Kitts, Nevis, and Anguilla * Saba and St. Eustatius * St. Maarten A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 1100 AM AST (1500 UTC), the center of Hurricane Danny was located near latitude 15.4 North, longitude 52.0 West. Danny is moving toward the west-northwest near 12 mph (19 km/h). A turn toward the west and an increase in forward speed are expected later today or tonight. On the forecast track, the center of Danny is expected to approach the Leeward Islands Sunday night or Monday morning. Maximum sustained winds have decreased to near 90 mph (150 km/h) with higher gusts. Additional weakening is forecast during the next 48 hours, and Danny is expected to weaken below hurricane strength as it approaches the Leeward Islands. Hurricane force winds extend outward up to 15 miles (30 km) from the center and tropical storm force winds extend outward up to 60 miles (95 km). U. S. Air Force Reserve and NOAA Hurricane Hunter aircraft are scheduled to investigate Danny this afternoon. The estimated minimum central pressure is 984 mb (29.06 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Danny is expected to produce 2 to 4 inches of rain over the Leeward Islands through Monday. NEXT ADVISORY ------------- Next complete advisory at 500 PM AST. $$ Forecaster Beven NNNN