Public Tropical Cyclone Advisory
824 WTPZ31 KNHC 171742 TCPEP1 BULLETIN Hurricane Trudy Intermediate Advisory Number 17A NWS National Hurricane Center Miami FL EP212026 1200 PM CST Sat Oct 17 2026 ...TRUDY CONTINUING NORTHWESTWARD WITH LITTLE CHANGE IN STRENGTH... ...FORECAST TO PASS NEAR THE COAST OF WEST-CENTRAL MEXICO TONIGHT AND SUNDAY... SUMMARY OF 1200 PM CST...1800 UTC...INFORMATION ----------------------------------------------- LOCATION...17.0N 104.3W ABOUT 140 MI...220 KM S OF MANZANILLO MEXICO ABOUT 290 MI...465 KM W OF ACAPULCO MEXICO MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H PRESENT MOVEMENT...NW OR 325 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...979 MB...28.91 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Hurricane Warning is in effect for... * The coast of Mexico from Manzanillo northward to Cabo Corrientes A Hurricane Watch is in effect for... * The coast of Mexico from south of Manzanillo to Punta San Telmo A Tropical Storm Warning is in effect for... * The coast of Mexico from south of Manzanillo to Zihuatanejo * The coast of Mexico from north of Cabo Corrientes to San Blas A Tropical Storm Watch is in effect for... * Las Islas Marias A Hurricane Warning means that hurricane conditions are expected somewhere within the warning area. A warning is typically issued 36 hours before the anticipated first occurrence of tropical-storm-force winds, conditions that make outside preparations difficult or dangerous. Preparations to protect life and property should be rushed to completion. A Hurricane Watch means that hurricane conditions are possible within the watch area. A watch is typically issued 48 hours before the anticipated first occurrence of tropical-storm-force winds, conditions that make outside preparations difficult or dangerous. A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area within 36 hours. A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours. Interests elsewhere in southwestern and west-central Mexico should continue to monitor the progress of Trudy. Additional watches or warnings will likely be required today. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 1200 PM CST (1800 UTC), the center of Hurricane Trudy was located near latitude 17.0 North, longitude 104.3 West. Trudy is moving toward the northwest near 10 mph (17 km/h), and this general motion is forecast to continue through Sunday. On the forecast track, the center of Trudy will approach the coast of southwestern and west-central Mexico this afternoon and pass near the coast tonight and Sunday. Maximum sustained winds are near 90 mph (150 km/h) with higher gusts. Some strengthening is possible today, followed by weakening beginning on Sunday. An Air Force Reserve Hurricane Hunter aircraft is currently enroute to investigate Trudy. Hurricane-force winds extend outward up to 35 miles (55 km) from the center and tropical-storm-force winds extend outward up to 140 miles (220 km). The estimated minimum central pressure is 979 mb (28.91 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Trudy can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDEP1 and WMO header WTPZ41 KNHC and on the web at hurricanes.gov/graphics_ep1.shtml?key_messages. WIND: Hurricane conditions are expected in the Hurricane Warning area by tonight, with tropical storm conditions spreading across the area today. Tropical storm conditions are expected within the Tropical Storm Warning area today. Hurricane conditions are possible in the Hurricane Watch area by late today. Tropical storm conditions are possible in the Tropical Storm Watch area by Sunday or Sunday night. RAINFALL: Trudy is expected to produce 4 to 8 inches with isolated higher totals around 12 inches along and near the southwest Mexican coast in Michoacán, Colima and Jalisco. This rainfall may produce life-threatening flooding and mudslides, especially in areas along steep terrain. Elsewhere, Trudy’s outer bands are expected to produce 2 to 4 inches with isolated higher totals around 6 inches along the southwest Mexican coast in Guerrero and Nayarit. This rainfall may result in localized flash flooding, especially in areas along steep terrain. For a complete depiction of forecast rainfall associated with Trudy, please see the National Weather Service Storm Total Rainfall Graphic available at hurricanes.gov/graphics_ep1.shtml?rainqpf. STORM SURGE: Coastal flooding from storm surge is possible in areas of onshore winds. Near the coast, the surge will be accompanied by large and destructive waves. SURF: Swells generated by Trudy are affecting portions of the coast of southwestern Mexico and will spread northward toward west-central Mexico. These swells will cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 300 PM CST.