444 WTPZ31 KNHC 011433 TCPEP1 BULLETIN Tropical Storm Sergio Advisory Number 9 NWS National Hurricane Center Miami FL EP212018 900 AM MDT Mon Oct 01 2018 ...SERGIO JUST BELOW HURRICANE STRENGTH... SUMMARY OF 900 AM MDT...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...11.5N 109.5W ABOUT 625 MI...1000 KM SW OF MANZANILLO MEXICO ABOUT 790 MI...1265 KM S OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...995 MB...29.39 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 900 AM MDT (1500 UTC), the center of Tropical Storm Sergio was located near latitude 11.5 North, longitude 109.5 West. Sergio is moving toward the west near 14 mph (22 km/h), and this general motion is forecast to continue through tonight. A turn toward the west-northwest is expected on Tuesday. Maximum sustained winds remain near 70 mph (110 km/h) with higher gusts. Strengthening is expected during the next 48 hours, and Sergio is forecast to become a hurricane later today, and a major hurricane by Wednesday. Tropical-storm-force winds extend outward up to 125 miles (205 km) from the center. The estimated minimum central pressure is 995 mb (29.39 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 300 PM MDT. $$ Forecaster Cangialosi