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| #1108543 (Received by flhurricane at: 1:51 PM 23.Sep.2022) TCPAT3 BULLETIN Tropical Storm Gaston Intermediate Advisory Number 13A NWS National Hurricane Center Miami FL AL082022 600 PM GMT Fri Sep 23 2022 ...GASTON MOVING TOWARDS THE CENTRAL AZORES... ...TROPICAL STORM CONDITIONS AND HEAVY RAINFALL EXPECTED OVER THE WESTERN AND CENTRAL AZORES TONIGHT AND SATURDAY... SUMMARY OF 600 PM GMT...1800 UTC...INFORMATION ---------------------------------------------- LOCATION...39.8N 28.5W ABOUT 80 MI...130 KM N OF FAIAL ISLAND IN THE CENTRAL AZORES MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H PRESENT MOVEMENT...SE OR 140 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...995 MB...29.39 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 600 PM GMT (1800 UTC), the center of Tropical Storm Gaston was located near latitude 39.8 North, longitude 28.5 West. Gaston is moving toward the southeast near 9 mph (15 km/h). A slower south-southeastward and then southward motion is forecast this evening, followed by a southwestward motion tonight and early Saturday, and a westward motion on Sunday. On the forecast track, the center of Gaston will move near or over portions of the Azores through early 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 175 miles (280 km) from the center. The estimated minimum central pressure is 995 mb (29.39 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 through tonight. 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 Saturday. These swells are likely to cause life-threatening surf and rip current conditions. RAINFALL: Gaston is expected to produced total rainfall accumulations of 2 to 6 inches with isolated higher amounts across the western and central Azores. NEXT ADVISORY ------------- Next complete advisory at 900 PM GMT. $$ Forecaster Bucci |
