The National Hurricane Center listed the chances of Tropical Depression Fifteen's effects on a number of locations. Tropical storm speeds begin around 39 mph. 57 mph is an average tropical storm. 74 mph is a Category 1 hurricane.

• Hibernia oilfield, 200 miles east of Canada: 4% chance of 39+ mph

File checked at 4:45 a.m. Eastern from the source file dated 10:38 p.m. Sunday, Sept. 17 Eastern.