Available Data Products


An acronym for SIGnificant METeorological Information. Advises of potentially hazardous weather, other than convective activity, to all aircraft. This advisory affects an area of at least 3,000 square miles at any one time and provides data on icing, turbulence, dust and volcanic ash. Available for the continental U.S. and Canada.

Minimum Data Broadcast Frequency: 12 minutes
Data image represented by WxWorx.