000 WTPZ35 KNHC 311432 TCPEP5 BULLETIN Tropical Storm Irwin Advisory Number 37 NWS National Hurricane Center Miami FL EP102017 800 AM PDT Mon Jul 31 2017 ...IRWIN CONTINUES TO SLOWLY WEAKEN... SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...21.9N 127.3W ABOUT 1110 MI...1790 KM W OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...NNW OR 335 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 800 AM PDT (1500 UTC), the center of Tropical Storm Irwin was located near latitude 21.9 North, longitude 127.3 West. Irwin is moving toward the north-northwest near 14 mph (22 km/h) and this motion is expected to continue today. A slower motion toward the northwest should begin on Tuesday. Maximum sustained winds have decreased to near 50 mph (85 km/h) with higher gusts. Irwin is expected to continue weakening, and it is forecast to degenerate into a remnant low tonight or early Tuesday. Tropical-storm-force winds extend outward up to 60 miles (95 km) from the center. The estimated minimum central pressure is 1004 mb (29.65 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 200 PM PDT. $$ Forecaster Cangialosi