Issued at 900 AM CST Mon Sep 22 2025
192 WTPZ34 KNHC 221431 TCPEP4 BULLETIN Tropical Storm Narda Advisory Number 4 NWS National Hurricane Center Miami FL EP142025 900 AM CST Mon Sep 22 2025 ...NARDA GRADUALLY STRENGTHENING... SUMMARY OF 900 AM CST...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...15.7N 102.9W ABOUT 245 MI...395 KM SSE OF MANZANILLO MEXICO MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...WNW OR 285 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 900 AM CST (1500 UTC), the center of Tropical Storm Narda was located near latitude 15.7 North, longitude 102.9 West. Narda is moving toward the west-northwest near 13 mph (20 km/h). A turn toward the west is expected later today, with this general motion forecast to persist through the week. Maximum sustained winds have increased to near 50 mph (85 km/h) with higher gusts. Steady strengthening is forecast during the next few days, and Narda is expected to become a hurricane on Tuesday. Tropical-storm-force winds extend outward up to 70 miles (110 km) from the center. The estimated minimum central pressure is 1000 mb (29.53 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Tropical Storm Narda will lead to storm total rainfall of 1 to 2 inches, with local amounts up to 4 inches, for coastal sections of southern Mexico through tonight. This brings a risk of flash flooding, especially in areas of higher terrain. For a complete depiction of forecast rainfall and flash flooding associated with Narda, please see the National Weather Service Storm Total Rainfall Graphic, available at hurricanes.gov/graphics_ep4.shtml?rainqpf NEXT ADVISORY ------------- Next complete advisory at 300 PM CST. $$ Forecaster Cangialosi