 National Hurricane Center Director Michael Brennan says the hurricane has become a dangerous storm. Moving quickly off to the west at 21 miles per hour and is going to be moving through the Windward Islands overnight tonight and Monday. Beryl has continued to rapidly intensify and is now an extremely dangerous Category 4 hurricane with maximum sustained winds of around 130 miles per hour. We've had both the Air Force Reserve and NOAA Hurricane Hunter aircraft in the storm.