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| #1108715 (Received by flhurricane at: 11:00 AM 24.Sep.2022) TCPAT3 BULLETIN Tropical Storm Gaston Advisory Number 17 NWS National Hurricane Center Miami FL AL082022 300 PM GMT Sat Sep 24 2022 ...GASTON MOVING WEST-SOUTHWESTWARD AWAY FROM THE AZORES... SUMMARY OF 300 PM GMT...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...38.0N 30.8W ABOUT 120 MI...195 KM WSW OF FAIAL ISLAND IN THE CENTRAL AZORES MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...WSW OR 245 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...1001 MB...29.56 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 300 PM GMT (1500 UTC), the center of Tropical Storm Gaston was located near latitude 38.0 North, longitude 30.8 West. Gaston is moving toward the west-southwest near 9 mph (15 km/h). A turn toward the west is anticipated later today, followed by a turn to the southwest by late Sunday. Maximum sustained winds are near 45 mph (75 km/h) with higher gusts. Gradual weakening is forecast over the next few days, and Gaston is expected to become a post-tropical cyclone later today. Tropical-storm-force winds extend outward up to 160 miles (260 km) from the center. The estimated minimum central pressure is 1001 mb (29.56 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for 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 and central Azores for the next several hours. See products issued by the meteorological service in the Azores for more information. SURF: Swells generated by Gaston are expected to affect portions of the Azores through tonight. These swells are likely to cause life-threatening surf and rip current conditions. RAINFALL: Gaston is expected to produce additional rainfall accumulations of 1 to 2 inches with locally higher amounts of 3 inches across the western and central Azores. This will result in storm total rainfall of 2 to 6 inches which may result in landslides and areas of flooding. NEXT ADVISORY ------------- Next intermediate advisory at 600 PM GMT. Next complete advisory at 900 PM GMT. $$ Forecaster Bucci |
