| Concept definition: |
A number between 0 and 1 inclusive representing the linearly-scaled fraction of historical (climatology) <<WIND_SPEED>>s greater than or equal to 17,49 metres per second (34 knots); wind gale force rate climatology. Zero means no <<WIND_SPEED>>s are of gale force and one means that all <<WIND_SPEED>>s reported are of gale force. |
