How Is Speed Monitored by Aircraft?

The pilot of the aircraft sees a marker on the highway. It is a thick white line near the "SPEED ENFORCED BY AIRCRAFT" sign. If the pilot sees a vehicle behaving dangerously or it is moves between the markers faster than normal, the pilot contacts an officer on the freeway and gives a description of the vehicle.

Do they really monitor speed by aircraft?

The California Highway Patrol used to rely heavily on this system of helicopters and small airplanes to monitor traffic, but these days aircraft enforcement has gone out of style. ... The small planes used to go on speed patrol once or twice a day. Now, they simply monitor speed while on general patrol for other things.

Can airplanes get speeding tickets?

Air units are not used nearly as much as in the early 2000s when their primary function was traffic enforcement. Although the developments of radar have made it easier for ground units to enforce speed limits, there are still instances of air units' observations being the sole basis for a speeding ticket being issued.