000 WTNT33 KNHC 221135 TCPAT3 BULLETIN Tropical Storm Gaston Intermediate Advisory Number 8A NWS National Hurricane Center Miami FL AL082022 Issued by the NWS Weather Prediction Center College Park MD 1200 PM GMT Thu Sep 22 2022 ...GASTON HEADING TOWARD THE WESTERNMOST AZORES ISLANDS... ...TROPICAL STORM CONDITIONS EXPECTED TO BEGIN TONIGHT... SUMMARY OF 1200 PM GMT...1200 UTC...INFORMATION ----------------------------------------------- LOCATION...40.7N 34.5W ABOUT 340 MI...550 KM WNW OF FAIAL ISLAND IN THE CENTRAL AZORES MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H PRESENT MOVEMENT...ENE OR 70 DEGREES AT 17 MPH...28 KM/H MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNING IN EFFECT: A Tropical Storm Warning is in effect for... * Flores and Corvo in the western Azores * Faial, Pico, Sao Jorge, Graciosa and Terceira in the central Azores A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case within the next 24 hours. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 1200 PM GMT (1200 UTC), the center of Tropical Storm Gaston was located near latitude 40.7 North, longitude 34.5 West. Gaston is moving toward the east-northeast near 17 mph (28 km/h). A turn to the east is expected by tonight, and a slower southeastern or southward motion is forecast by early Saturday. On the forecast track, the center of Gaston will move near or over portions of the Azores on Friday. Maximum sustained winds are near 65 mph (100 km/h) with higher gusts. Gradual weakening is expected over the next few days. Tropical-storm-force winds extend outward up to 60 miles (95 km) from the center. The estimated minimum central pressure is 999 mb (29.50 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical-storm-force winds are expected in portions of the western Azores beginning tonight. See products issued by the meteorological service in the Azores. SURF: Swells generated by Gaston are expected to affect the Azores beginning later today. 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 300 PM GMT. $$ Forecaster Cangialosi