ZCZC MIATCPEP5 ALL TTAA00 KNHC DDHHMM BULLETIN Tropical Storm Irwin Advisory Number 11 NWS National Hurricane Center Miami FL EP102023 500 AM HST Tue Aug 29 2023 ...IRWIN BARELY A TROPICAL CYCLONE... SUMMARY OF 500 AM HST...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...19.6N 129.1W ABOUT 1255 MI...2020 KM W OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 265 DEGREES AT 17 MPH...28 KM/H MINIMUM CENTRAL PRESSURE...1002 MB...29.59 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 AM HST (1500 UTC), the center of Tropical Storm Irwin was located near latitude 19.6 North, longitude 129.1 West. Irwin is moving toward the west near 17 mph (28 km/h). This general motion is expected to continue today, followed by a gradually slower westward motion later this week. Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Gradual weakening is expected during the next several days. Irwin could become a post-tropical cyclone later today. Tropical-storm-force winds extend outward up to 105 miles (165 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 1100 AM HST. $$ Forecaster Reinhart NNNN
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