Otto gained strength in the Caribbean on Tuesday to become the seventh hurricane of the season so far and the latest hurricane on record in the Caribbean Sea. An “average” Atlantic hurricane season ends Nov. 30. A hurricane watch is up for Costa Rica and southern Nicaragua, and a tropical storm watch has been posted for Panama. And across the Atlantic, since 1851, just 35 storms that reached tropical storm intensity on or after Nov. 15. (National Hurricane Center)When Otto makes landfall Thursday, its biggest threat will be heavy rain and the resulting mudslides.

Source: Washington Post November 22, 2016 20:23 UTC