A gale's a very strong wind. There're conflicting definitions of how strong. The U.S. Government's National Weather Service defines a gale as 34 to 47 knots (63 km/h to 87 km/h or 39 miles per hour to 54 miles per hour) of sustained surface winds. Forecasters typically issue gale warnings when winds of this strength are expected. Other sources use minimums as low as and maximums as high as . The definition's very non-standard. A common alternative definition of the maximum's ..… (More on Gale)