Also found in: Wikipedia.
HIWASHazardous Inflight Weather Advisory Service
Copyright 1988-2018 AcronymFinder.com, All rights reserved.
References in periodicals archive ?
No need to turn ID mode off unless you are listening to voice such as a HIWAS report or communicating with FSS through a VOR.
Note that all other functions of decommissioned VOR sites such as FSS communications, HIWAS, DME and TACAN will remain functional.
"Attention all aircraft, hazardous weather advisory update for Tennessee, North and South Carolina, Georgia and the great state of Alabama is available on HIWAS, or contact Flight Watch or Flight Service."