ZCZC HFOTCPCP2 ALL TTAA00 PHFO DDHHMM BULLETIN Tropical Storm Douglas Intermediate Advisory Number 35A NWS Central Pacific Hurricane Center Honolulu HI EP082020 800 PM HST Tue Jul 28 2020 ...WEAKENING DOUGLAS PASSING SOUTH OF LAYSAN ISLAND... SUMMARY OF 800 PM HST...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...24.6N 172.1W ABOUT 425 MI...685 KM SE OF MIDWAY ISLAND ABOUT 930 MI...1495 KM W OF HONOLULU HAWAII MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 275 DEGREES AT 23 MPH...37 KM/H MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... The Tropical Storm Warning for portions of the Papahanaumokuakea Marine National Monument from French Frigate Shoals to Maro Reef has been discontinued. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A Tropical Storm Warning is in effect for... * Portions of the Papahanaumokuakea Marine National Monument from Maro Reef to Lisianski A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case within the next 12 hours. DISCUSSION AND OUTLOOK ---------------------- At 800 PM HST (0600 UTC), the center of Tropical Storm Douglas was located near latitude 24.6 North, longitude 172.1 West. Douglas is moving toward the west-northwest near 23 mph (37 km/h) and this general motion is expected to continue the next couple of days. Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Some weakening is forecast during the next 48 hours. Douglas is forecast to become a post-tropical remnant low within the next 6 to 12 hours, then dissipate shortly thereafter. Tropical-storm-force winds extend outward up to 125 miles (205 km) from the center. The estimated minimum central pressure is 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions are expected from Laysan Island to Lisianski through tonight. SURF: Large seas and swells generated by Douglas will impact the Papahanaumokuakea Marine National Monument through tonight. These swells may produce large breaking waves that could inundate some of the lower-lying atolls. RAINFALL: Rainfall associated with Douglas will impact portions of the Papahanaumokuakea Marine National Monument through Wednesday. NEXT ADVISORY ------------- Next complete advisory at 1100 PM HST. $$ Forecaster Birchard NNNN