
NOAA OPC Surface Analysis 1800 UTC 24 Feb 2018
A rapidly deepening major storm low is forecast to move southeastward from just south of Newfoundland Saturday to west-northwest of the Azores over the next 48 hours. Winds are forecast to increase to 50-65 knots with seas building to 13 meters (42 feet) southwest of the center during the next 24 hours and 55-75 knots with seas to 15 meters (50 feet) west of the center within 48 hours.

NOAA OPC Surface Forcecast 1200UTC 26 Feb 2018

NOAA OPC Significant Wave Forecast for 1200UTC 26 Feb 2018
This will be a dangerous hurricane-force storm as it will be moving through some of the main trans-Atlantic shipping lanes.
It was less than a week ago when another major storm moved through this part of the North Atlantic producing winds to 75 knots and seas to 19 meters (62 feet). See http://oceanweatherservices.com/blog/2018/02/20/north-atlantic-hurricane-force-storm-affecting-main-shipping-lanes/