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| #1108762 (Received by flhurricane at: 4:56 PM 24.Sep.2022) TCPAT3 BULLETIN Tropical Storm Gaston Advisory Number 18 NWS National Hurricane Center Miami FL AL082022 900 PM GMT Sat Sep 24 2022 ...GASTON CONTINUING WESTWARD... SUMMARY OF 900 PM GMT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...38.2N 31.8W ABOUT 170 MI...275 KM W OF FAIAL ISLAND IN THE CENTRAL AZORES MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...1002 MB...29.59 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 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 38.2 North, longitude 31.8 West. Gaston is moving toward the west near 12 mph (19 km/h), and this general motion is expected to continue through Sunday. A turn to the southwest is forecast by late Sunday. Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Gradual weakening is forecast over the next few days, and Gaston is expected to become a post-tropical cyclone overnight or Sunday morning. Tropical-storm-force winds extend outward up to 125 miles (205 km) from the center. The estimated minimum central pressure is 1002 mb (29.59 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 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 across the western and central Azores. This will result in storm total rainfall maxima up to 6 inches which may result in landslides and areas of flooding. NEXT ADVISORY ------------- Next intermediate advisory at 1200 AM GMT. Next complete advisory at 300 AM GMT. $$ Forecaster Bucci |
