Tropical Storm Dexter: Wednesday, Aug 6 update from the NHC on latest developments

Published Aug 6, 2025

Article first published: Wednesday, Aug. 06, 2025, 4 a.m. ET

System type: Tropical storm

System name: Dexter

The National Hurricane Center’s 4 a.m. Wednesday advisory reported that Tropical Storm Dexter is in the Atlantic Ocean, 405 miles south-southeast of Halifax Nova Scotia. With maximum sustained winds of 45 mph, the system is moving to the east-northeast at 13 mph.

“Strengthening is forecast during the next 48 hours while the system becomes an extratropical cyclone”, according to forecasters.

Source: National Hurricane Center