***Meaning*** :: <u>AIR</u>men's <u>MET</u>eorological Information ***Additional Information***: - Impacts especially VFR and sensitive aircraft - Issued - every 6 hours, at 0245z, 0845z, 1445z, 2045z - for no more than 3 hours - up to 12 hours into the future - AIRMET Sierra - IFR conditions (ceiling <1,000 ft and/or surface visibility <3 mi) - Widespread mountain obscuration - AIRMET Zulu - Moderate icing - Freezing levels - AIRMET Tango - Moderate turbulence - Nonconvective [[LLWS]] potential below 2,000 ft AGL - Sustained surface winds greater than 30 kt ***Related To***: [[SIGMET]] #acronym