Storm Carib says the following with regard to Tortola:
"Results for Tortola (18.45N, 64.53W): The approximate Closest Point of Approach (CPA) is located near 19.0N, 62.8W or about 119.5 miles (192.3 km) from your location. This is corresponding with the 60 hour position of the 5-day forecast (Saturday, October 21 at 11:00PM AST)."
