Issued at 800 AM MST Thu May 29 2025
076 WTPZ31 KNHC 291432 TCPEP1 BULLETIN Tropical Storm Alvin Advisory Number 4 NWS National Hurricane Center Miami FL EP012025 800 AM MST Thu May 29 2025 ...DEPRESSION STRENGTHENS TO TROPICAL STORM ALVIN... SUMMARY OF 800 AM MST...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...13.8N 106.3W ABOUT 670 MI...1080 KM SSE OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...1005 MB...29.68 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 13.8 North, longitude 106.3 West. Alvin is moving toward the northwest near 10 mph (17 km/h). This general motion is expected to continue through today, followed by a northward turn tomorrow and Saturday. Maximum sustained winds have increased to near 40 mph (65 km/h) with higher gusts. Some additional strengthening is expected through tonight, but weakening is expected to begin by late tomorrow. Tropical-storm-force winds extend outward up to 45 miles (75 km) from the center. The estimated minimum central pressure is 1005 mb (29.68 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 200 PM MST. $$ Forecaster Mora/Cangialosi