Issued at 500 AM AST Tue Sep 30 2025
000 WTNT33 KNHC 300853 TCPAT3 BULLETIN Hurricane Humberto Advisory Number 23 NWS National Hurricane Center Miami FL AL082025 500 AM AST Tue Sep 30 2025 ...DANGEROUS SURF AND RIP CURRENTS EXPECTED ACROSS BERMUDA, THE NORTHERN CARIBBEAN, THE BAHAMAS, AND THE U.S. EAST COAST THROUGH THE WEEK... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...31.6N 69.4W ABOUT 275 MI...440 KM W OF BERMUDA MAXIMUM SUSTAINED WINDS...100 MPH...155 KM/H PRESENT MOVEMENT...NNW OR 340 DEGREES AT 17 MPH...28 KM/H MINIMUM CENTRAL PRESSURE...972 MB...28.71 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Gusty winds are possible in Bermuda today and Wednesday in outer rainbands. Interests in Bermuda should continue to follow the latest forecasts for both Humberto and Imelda. DISCUSSION AND OUTLOOK ---------------------- At 500 AM AST (0900 UTC), the center of Hurricane Humberto was located near latitude 31.6 North, longitude 69.4 West. Humberto is moving toward the north-northwest near 17 mph (28 km/h). A turn to the north is expected today, followed by a much faster northeast or east-northeast motion on Wednesday and Thursday. On the forecast track, the center of Humberto will pass west of, and then north of Bermuda today and Wednesday. Maximum sustained winds have decreased to near 100 mph (155 km/h) with higher gusts. Continued weakening is forecast, with Humberto expected to become a strong extratropical system on Wednesday. Hurricane-force winds extend outward up to 70 miles (110 km) from the center and tropical-storm-force winds extend outward up to 205 miles (335 km). The estimated minimum central pressure is 972 mb (28.71 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Hurricane Humberto can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT3 and WMO header WTNT43 KNHC. SURF: Swells from Humberto are likely to cause dangerous surf and life-threatening rip current conditions, affecting beaches of the northern Caribbean, Bahamas, Bermuda, and much of the east coast of the United States over the next several days. Please consult products from your local weather office. A depiction of rip current risk for the United States can be found at: hurricanes.gov/graphics_at3.shtml?ripCurrents WIND: Gusty winds are possible over Bermuda within outer rainbands today into Wednesday. RAINFALL: Hurricane Humberto is expected to bring rainfall of 1 to 2 inches – 25 to 50 mm – to Bermuda today. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Hagen