AGL Runway UTC 
Learn to Fly
MARCH 12, 2024
The last four digits are the time of the METAR/SPECI, which is always given in coordinated universal time (UTC). A “Z” is appended to the end of the time to denote the time is given in Zulu time (UTC) as opposed to local time. RVR is the distance a pilot can see down the runway in a moving aircraft. Now we get to the weather.
Pilot Institute
MAY 25, 2024
An airport has closed a runway/taxiway/apron for maintenance. He landed on a closed turf runway, causing the aircraft to nose over. In their example, runway 04L/22R is closed at Chicago O’Hare International Airport (ORD). RWY 04L/22R tells us the subject is runway (RWY) 04L/22R. a closed runway has been reopened).
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