Public Tropical Cyclone Advisory
020 WTPZ31 KNHC 181141 TCPEP1 BULLETIN Hurricane Trudy Intermediate Advisory Number 20A NWS National Hurricane Center Miami FL EP212026 500 AM MST Sun Oct 18 2026 ...TRUDY MOVING NORTHWESTWARD PARALLEL TO THE COAST OF MEXICO... ...HEAVY RAINS AND STRONG WINDS IN PORTIONS OF SOUTHWEST AND WEST-CENTRAL MEXICO... SUMMARY OF 500 AM MST...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...18.9N 106.6W ABOUT 150 MI...240 KM W OF MANZANILLO MEXICO ABOUT 120 MI...190 KM SSW OF CABO CORRIENTES MEXICO MAXIMUM SUSTAINED WINDS...105 MPH...165 KM/H PRESENT MOVEMENT...NW OR 320 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...970 MB...28.65 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The Government of Mexico has discontinued all watches and warnings for the coast of Mexico south of Manzanillo. 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 Tropical Storm Warning is in effect for... * The coast of Mexico from north of Cabo Corrientes to San Blas * Las Islas Marias A Hurricane Warning means that hurricane conditions are expected somewhere within the warning area. Preparations to protect life and property should be rushed to completion. A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area within 12 hours. Interests elsewhere in southwestern and west-central Mexico should continue to monitor the progress of Trudy. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 500 AM MST (1200 UTC), the center of Hurricane Trudy was located near latitude 18.9 North, longitude 106.6 West. Trudy is moving toward the northwest near 10 mph (17 km/h). A general northwestward motion is expected today, followed by a turn toward the west-northwest tonight. On the forecast track, the center of Trudy will remain near the coast of southwestern and west-central Mexico through this evening and then move south of Baja California Sur on Monday and Tuesday. Maximum sustained winds are near 105 mph (165 km/h) with higher gusts. Little change in strength is expected this morning, but rapid weakening is forecast to begin by tonight. Hurricane-force winds extend outward up to 30 miles (45 km) from the center and tropical-storm-force winds extend outward up to 105 miles (165 km). The estimated minimum central pressure is 970 mb (28.65 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, especially in gusts, are likely in the Hurricane Warning area this morning. Tropical storm conditions are expected within the mainland Mexico portion of the Tropical Storm Warning area this morning, and in the Islas Marias this afternoon. RAINFALL: Through the weekend, 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 inch amounts 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: A dangerous storm surge accompanied by damaging waves is likely in areas of onshore winds within the warning areas. SURF: Swells generated by Trudy are affecting portions of the coast of southwestern and 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 800 AM MST.