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| #1108400 (Received by flhurricane at: 4:56 PM 22.Sep.2022) TCPAT3 BULLETIN Tropical Storm Gaston Advisory Number 10 NWS National Hurricane Center Miami FL AL082022 Issued by the NWS Weather Prediction Center College Park MD 900 PM GMT Thu Sep 22 2022 ...GASTON APPROACHING THE WESTERN AZORES ISLANDS.. ...TROPICAL STORM CONDITIONS EXPECTED TO BEGIN LATER TONIGHT... SUMMARY OF 900 PM GMT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...41.1N 32.0W ABOUT 245 MI...395 KM NW 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 900 PM GMT (2100 UTC), the center of Tropical Storm Gaston was located near latitude 41.1 North, longitude 32.0 West. Gaston is moving toward the east-northeast near 17 mph (28 km/h). A turn to the east is expected later tonight, and a slower southeastward 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 tonight through Saturday. Maximum sustained winds remain 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 115 miles (185 km) from the center. A wind gust of 39 mph (63 km/h) was recently reported at an observing site in Flores in the western Azores. The estimated minimum central pressure is 999 mb (29.50 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Tropical Storm Gaston can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT3 and WMO header WTNT43 KNHC and on the web at hurricanes.gov/text/MIATCDAT3.shtml. WIND: Tropical-storm-force winds are expected in portions of the western Azores beginning later tonight and will spread to the central Azores on Friday. See products issued by the meteorological service in the Azores. SURF: Swells generated by Gaston are expected to affect portions of the Azores through Saturday. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. RAINFALL: Gaston is expected to produce total rain accumulations of 2 to 6 inches with isolated higher amounts across the western and central Azores. NEXT ADVISORY ------------- Next intermediate advisory at 1200 AM GMT. Next complete advisory at 300 AM GMT. $$ Forecaster Cangialosi/Churchill/Hamrick |
