ZCZC MIATCPEP2 ALL TTAA00 KNHC DDHHMM BULLETIN Tropical Storm Norma Advisory Number 6 NWS National Hurricane Center Miami FL EP172017 300 PM MDT Fri Sep 15 2017 ...NORMA ALMOST A HURRICANE... SUMMARY OF 300 PM MDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...18.9N 110.1W ABOUT 60 MI...95 KM E OF SOCORRO ISLAND ABOUT 275 MI...445 KM S OF CABO SAN LUCAS MEXICO MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H PRESENT MOVEMENT...NW OR 325 DEGREES AT 2 MPH...4 KM/H MINIMUM CENTRAL PRESSURE...990 MB...29.24 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Interests in Baja California Sur should monitor the progress of Norma. A Tropical Storm Watch could be required tonight or tomorrow for a part of the peninsula. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 300 PM MDT (2100 UTC), the center of Tropical Storm Norma was located near latitude 18.9 North, longitude 110.1 West. Norma is moving toward the northwest near 2 mph (4 km/h). A slow northwestward or northward motion is expected during the next couple of days. Maximum sustained winds have increased to near 70 mph (110 km/h) with higher gusts. Additional strengthening is forecast during the next day or so, and Norma is expected to become a hurricane this evening or tonight. Tropical-storm-force winds extend outward up to 90 miles (150 km) from the center. The estimated minimum central pressure is 990 mb (29.24 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Norma will begin affecting portions of the coast of southwestern Mexico and Baja California Sur this weekend. 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 900 PM MDT. $$ Forecaster Berg NNNN