Public Tropical Cyclone Advisory
491 WTPA34 PHFO 090240 TCPCP4 BULLETIN Tropical Storm Lowell Advisory Number 52 NWS Central Pacific Hurricane Center Honolulu HI EP122026 Issued by NWS National Hurricane Center Miami FL 500 PM HST Tue Sep 08 2026 ...LOWELL WEAKENING... ...FLASH FLOODING THREAT REMAINS IN THE HAWAIIAN ISLANDS THROUGH WEDNESDAY... SUMMARY OF 500 PM HST...0300 UTC...INFORMATION ---------------------------------------------- LOCATION...26.2N 161.1W ABOUT 310 MI...500 KM NNW OF LIHUE HAWAII MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H PRESENT MOVEMENT...N OR 355 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...978 MB...28.88 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM HST (0300 UTC), the center of Tropical Storm Lowell was located near latitude 26.2 North, longitude 161.1 West. Lowell is moving toward the north near 15 mph (24 km/h). A slow turn toward the northwest then west is forecast Wednesday into Thursday. Then, a slower forward speed is expected on Thursday and Friday before Lowell turns back toward the northwest then north late this week. Maximum sustained winds have decreased to near 70 mph (110 km/h) with higher gusts. Gradual weakening is forecast during the next few days. Tropical-storm-force winds extend outward up to 255 miles (405 km) from the center. The estimated minimum central pressure is 978 mb (28.88 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Lowell can be found in the Tropical Cyclone Discussion under AWIPS header HFOTCDCP4 and WMO header WTPA44 PHFO. RAINFALL: Additional rainfall of 1 to 3 inches are expected across the Big Island and eastern Maui with isolated maximum amounts of 5 inches possible across the Big Island. This may result in additional flooding of urban and low-lying portions of the Big Island. Additional rainfall of 2 inches or less is expected elsewhere across the island chain. The additional rainfall could still promote instances of new flooding or prolong any on-going flooding. For a complete depiction of forecast rainfall associated with Lowell, please see the National Weather Service Storm Total Rainfall Graphic available at https://www.nhc.noaa.gov/graphics_cp4.shtml?rainqpf For a list of rainfall observations and wind reports associated with Lowell, see the companion storm summary at WBCSCCNS4 with the WMO header ACUS44 KWBC or at the following link: www.wpc.ncep.noaa.gov/discussions/nfdscc4.html SURF: Swells from Lowell will continue to generate life-threatening surf and rip current conditions during the next few days across many of the Hawaiian Islands. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 1100 PM HST.