000 WTPZ31 KNHC 180233 TCPEP1 BULLETIN TROPICAL STORM ESTELLE ADVISORY NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL EP062016 900 PM MDT SUN JUL 17 2016 ...ESTELLE FORECAST TO BECOME A HURRICANE ON MONDAY... SUMMARY OF 900 PM MDT...0300 UTC...INFORMATION ---------------------------------------------- LOCATION...17.0N 113.2W ABOUT 460 MI...740 KM SSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H PRESENT MOVEMENT...WNW OR 290 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...991 MB...29.27 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 900 PM MDT (0300 UTC), the center of Tropical Storm Estelle was located near latitude 17.0 North, longitude 113.2 West. Estelle is moving toward the west-northwest near 9 mph (15 km/h) and this general motion is expected to continue for the next couple of days. Maximum sustained winds remain near 70 mph (110 km/h) with higher gusts. Strengthening is forecast during the next couple of days, and Estelle is expected to become a hurricane on Monday. Tropical-storm-force winds extend outward up to 140 miles (220 km) from the center. The estimated minimum central pressure is 991 mb (29.27 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 300 AM MDT. $$ Forecaster Blake