841 WTNT32 KNHC 282034 TCPAT2 BULLETIN Tropical Storm Kirk Advisory Number 20 NWS National Hurricane Center Miami FL AL122018 500 PM AST Fri Sep 28 2018 ...KIRK CONTINUES TO WEAKEN OVER THE EASTERN CARIBBEAN SEA... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...14.7N 64.7W ABOUT 245 MI...400 KM W OF MARTINIQUE ABOUT 270 MI...435 KM SSE OF SAN JUAN PUERTO RICO MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...WNW OR 300 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Tropical Storm Kirk was located near latitude 14.7 North, longitude 64.7 West. Kirk is moving toward the west-northwest near 14 mph (22 km/h) and this general motion is expected to continue through tonight. Data from an Air Force Hurricane Hunter aircraft indicate that the maximum sustained winds have decreased to near 40 mph (65 km/h) with higher gusts. Additional weakening is anticipated tonight, and Kirk will likely degenerate into a trough of low pressure on Saturday. Tropical-storm-force winds extend outward up to 105 miles (165 km) from the center. The minimum central pressure indicated by the hurricane hunter plane was 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Squalls with wind gusts to tropical-storm force are possible over the Windward Islands and the southern Leeward Islands today. RAINFALL: Kirk is expected to produce additional rainfall amounts of 1 to 2 inches across the northern Windward and southern Leeward Islands through tonight. Elsewhere, across Saint Croix and eastern Puerto Rico, Kirk is expected to bring 2 to 4 inches with isolated maximum totals of 6 inches tonight through Saturday. NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Zelinsky