Public Tropical Cyclone Advisory
366 WTPA32 PHFO 181437 TCPCP2 BULLETIN Hurricane Lala Advisory Number 25 NWS Central Pacific Hurricane Center Honolulu HI CP012026 Issued by NWS National Hurricane Center Miami FL 500 AM HST Tue Aug 18 2026 ...WATCHES ISSUED FOR PORTIONS OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT AS LALA IS EXPECTED TO TURN NORTHWARD... SUMMARY OF 500 AM HST...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...20.5N 167.2W ABOUT 390 MI...630 KM SSE OF MARO REEF ABOUT 580 MI...930 KM SE OF LISIANSKI ISLAND MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H PRESENT MOVEMENT...W OR 275 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...981 MB...28.97 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: A Hurricane Watch is now in effect for the Papahanaumokuakea Marine National Monument from Lisianski Island to Maro Reef. A Tropical Storm Watch is now in effect for the Papahanaumokuakea Marine National Monument east of Maro Reef to French Frigate Shoals. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Hurricane Watch is in effect for... * The Papahanaumokuakea Marine National Monument from Lisianski Island to Maro Reef A Tropical Storm Watch is in effect for... * The Papahanaumokuakea Marine National Monument east of Maro Reef to French Frigate Shoals A Hurricane Watch means that hurricane conditions are possible within the watch area. A watch is typically issued 48 hours before the anticipated first occurrence of tropical-storm-force winds, conditions that make outside preparations difficult or dangerous. A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours. Interests elsewhere in the Papahanaumokuakea Marine National Monument should monitor the progress of Lala. Warnings may be require for portions of this area later today. For storm information specific to your area, including possible inland watches and warnings, please monitor products issued by your local National Weather Service forecast office. DISCUSSION AND OUTLOOK ---------------------- At 500 AM HST (1500 UTC), the center of Hurricane Lala was located near latitude 20.5 North, longitude 167.2 West. Lala is moving toward the west near 9 mph (15 km/h), and this motion is expected to continue today. A turn toward the west-northwest then northwest is forecast tonight and Wednesday, followed by a turn toward the north on Thursday. Maximum sustained winds are now near 85 mph (140 km/h) with higher gusts. Strengthening is forecast during the next day or so, and Lala is expected to remain a hurricane for the next several days. Hurricane-force winds extend outward up to 15 miles (30 km) from the center and tropical-storm-force winds extend outward up to 105 miles (165 km). The estimated minimum central pressure is 981 mb (28.97 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Hurricane conditions are possible in the Hurricane Watch area by Thursday, with tropical storm conditions possible by Wednesday night. Tropical storm conditions are possible in the Tropical Storm Watch area by Thursday. SURF: Large surf associated with Lala will affect the Papahanaumokuakea Marine National Monument beginning early Wednesday. These large waves will likely inundate some of the low-lying atolls, especially from French Frigate Shoals to Maro Reef. NEXT ADVISORY ------------- Next intermediate advisory at 800 AM HST. Next complete advisory at 1100 AM HST.