000 WTPZ31 KNHC 301433 TCPEP1 BULLETIN Tropical Storm Alvin Advisory Number 8 NWS National Hurricane Center Miami FL EP012025 800 AM MST Fri May 30 2025 ...LARGE SWELL AND RIP CURRENTS POSSIBLE ACROSS PORTIONS OF WESTERN MAINLAND MEXICO AND SOUTHERN BAJA CALIFORNIA PENINSULA THROUGH THE WEEKEND... SUMMARY OF 800 AM MST...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...17.4N 108.8W ABOUT 385 MI...620 KM S OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...NW OR 325 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 800 AM MST (1500 UTC), the center of Tropical Storm Alvin was located near latitude 17.4 North, longitude 108.8 West. Alvin is moving toward the northwest near 10 mph (17 km/h). A turn toward the north is expected later today, and this motion should continue through the weekend. Maximum sustained winds are near 50 mph (85 km/h) with higher gusts. Weakening is forecast, and Alvin is expected to degenerate to a remnant low on Saturday. Tropical-storm-force winds extend outward up to 125 miles (205 km) from the center. The estimated minimum central pressure is 1001 mb (29.56 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Alvin will affect portions of the coasts of west-central and southwestern Mexico and the southern Baja California Peninsula through the weekend. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 200 PM MST. $$ Forecaster Hagen
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