Visibility Warning News Today

Conditions may worsen over the day

A radio spectrum that could bleed over and interfere with a planes radar altimeter. those altimeters bounce a signal off the ground to give pilots their precise distance to the ground >> 50, 40, 30 -- >> reporter: critical for landing in poor visibility warning of potential interference, the faa had told pilots they would not be able to use altimeters at more than 80 airports near 5g sites, including large airport hubs in houston, dallas, l.a., new york, chicago, and seattle the airlines warned ...