ZCZC MIATCPAT5 ALL TTAA00 KNHC DDHHMM BULLETIN Hurricane Nigel Advisory Number 18 NWS National Hurricane Center Miami FL AL152023 500 PM AST Tue Sep 19 2023 ...NOAA HURRICANE HUNTERS FIND NIGEL HAS STRENGTHENED... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...31.8N 54.7W ABOUT 590 MI...955 KM E OF BERMUDA MAXIMUM SUSTAINED WINDS...100 MPH...155 KM/H PRESENT MOVEMENT...NNW OR 335 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...974 MB...28.77 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the eye of Hurricane Nigel was located near latitude 31.8 North, longitude 54.7 West. Nigel is moving toward the north-northwest near 14 mph (22 km/h). A turn toward the north is expected tonight, followed by an acceleration toward the northeast through the rest of the week. Data from the NOAA Hurricane Hunters indicate that maximum sustained winds have increased to near 100 mph (155 km/h) with higher gusts. Some additional strengthening is possible through early Wednesday. Weakening is expected on Thursday and Friday. Nigel is forecast to become a strong post-tropical cyclone by Friday. Hurricane-force winds extend outward up to 60 miles (95 km) from the center and tropical-storm-force winds extend outward up to 175 miles (280 km). The estimated minimum central pressure based on dropsonde data is 974 mb (28.77 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Nigel will affect Bermuda during the next couple of days. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Reinhart NNNN