000 WTPZ34 KNHC 150539 TCPEP4 BULLETIN Tropical Storm Ileana Intermediate Advisory Number 11A NWS National Hurricane Center Miami FL EP092024 1100 PM MST Sat Sep 14 2024 ...ILEANA WEAKENING WHILE MEANDERING JUST OFFSHORE NORTHERN SINALOA... SUMMARY OF 1100 PM MST...0600 UTC...INFORMATION ----------------------------------------------- LOCATION...25.4N 109.2W ABOUT 30 MI...50 KM SSW OF LOS MOCHIS MEXICO MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 2 MPH...4 KM/H MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Altata to Huatabampito Mexico A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case during the next few hours. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 1100 PM MST (0600 UTC), the center of Tropical Storm Ileana was located near latitude 25.4 North, longitude 109.2 West. Ileana is meandering off the coast of northern Sinaloa but has a longer-term motion toward the west-northwest near 2 mph (4 km/h). A turn toward the northwest is expected soon with an increase in forward speed. On the forecast track, the center of Ileana will move near the coastal region of northern Sinaloa overnight, and then move over the Gulf of California roughly parallel to the coast on Sunday. Maximum sustained winds have begun decreasing and are now near 40 mph (65 km/h) with higher gusts. Additional weakening is forecast, and Ileana is expected to degenerate into a remnant low on Sunday. The remnant low is expected to dissipate by Monday. 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 ---------------------- Key messages for Ileana can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDEP4 and WMO header WTPZ44 KNHC. RAINFALL: Tropical Storm Ileana is expected to bring additional rainfall amounts of 3 to 6 inches, with localized higher amounts up to 10 inches, across northwest coastal Sinaloa through this weekend. For a complete depiction of forecast rainfall associated with Tropical Storm Ileana, please see the National Weather Service Storm Total Rainfall Graphic, available at hurricanes.gov/graphics_ep4.shtml?rainqpf WIND: Tropical storm conditions, especially in gusts, are expected across portions of the warning area in northern Sinaloa and southern Sonora during the next few hours. SURF: Swells generated by Ileana will affect portions of the Gulf of California coasts of Sinaloa, southern Sonora, and southern Baja California Sur during the next day or so. These swells could cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 200 AM MST. $$ Forecaster Berg
Tropical Storm Ileana Public Advisory
15
Sep