978 WTNT34 KNHC 090836 TCPAT4 BULLETIN Tropical Storm Debby Advisory Number 8 NWS National Hurricane Center Miami FL AL042018 500 AM AST Thu Aug 09 2018 ...DEBBY BEGINNING TO ACCELERATE NORTHEASTWARD OVER THE COLD WATERS OF THE FAR NORTH ATLANTIC... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...43.6N 45.1W ABOUT 1020 MI...1640 KM WNW OF THE AZORES MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...NE OR 55 DEGREES AT 17 MPH...28 KM/H MINIMUM CENTRAL PRESSURE...1002 MB...29.59 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 AM AST (0900 UTC), the center of Tropical Storm Debby was located near latitude 43.6 North, longitude 45.1 West. Debby is moving toward the northeast near 17 mph (28 km/h), and this motion with a further increase in forward speed is expected until the storm dissipates in another day or so. Maximum sustained winds are near 45 mph (75 km/h) with higher gusts. Gradual weakening is forecast, and Debby could become an extratropical cyclone this afternoon or evening before dissipating on Friday. Tropical-storm-force winds extend outward up to 70 miles (110 km) from the center. The estimated minimum central pressure is 1002 mb (29.59 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Stewart