ZCZC MIATCPEP5 ALL TTAA00 KNHC DDHHMM BULLETIN Tropical Storm Irwin Advisory Number 36 NWS National Hurricane Center Miami FL EP102017 200 AM PDT Mon Jul 31 2017 ...IRWIN BEGINNING TO WEAKEN... SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...20.7N 126.7W ABOUT 1085 MI...1750 KM W OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...NNW OR 335 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...1002 MB...29.59 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 200 AM PDT (0900 UTC), the center of Tropical Storm Irwin was located near latitude 20.7 North, longitude 126.7 West. Irwin is moving toward the north-northwest near 13 mph (20 km/h), and this course with an additional increase in forward speed is expected today. A slower motion toward the northwest should begin Tuesday. Maximum sustained winds are near 60 mph (95 km/h) with higher gusts. Irwin is now moving over cooler waters, and weakening is forecast during the next 48 hours. Irwin is likely to degenerate into a remnant low tonight or early Tuesday. Tropical-storm-force winds extend outward up to 70 miles (110 km) from the center. The estimated minimum central pressure is 1002 mb (29.59 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 800 AM PDT. $$ Forecaster Brown NNNN