Page 89 - AFMAN 15-111, 12 MAR 2019
P. 89

84   AFMAN15-111  12 MARCH 2019









 Criteria   Pertinent data   Manual   Automated   Supplement   Back-up

 Number
 Reference

 (3)  Ice pellets begin, end, or change

 intensity.
                         X      X      O       X
 (4)  Any other type of precipitation begins
 or ends (N/A for ASOS).

 9   Tornado, Funnel Cloud, or Waterspout    X   M   X   X

 (1)  Is observed.


 (2)  Disappears from sight or ends.
 10   Runway Visual Range (RVR)   The highest value during the      X
    preceding 10 minutes from the

 (1)  RVR for the active runway decreases  designated RVR runway decreases
 to less than or, if below, increases to equal to less than, or if below, increases to
 or exceed:   equal or exceed.

 (a)  6000 feet (P1500 m for FBWOS   Note: The RVR SPECI

 sensors, 1830 m for ASOS sensors)    observations is taken, but only
    transmitted longline at locations
 (b)  5000 feet (1500 m for FBWOS   with a 10-minute RVR average
 sensors, 1520 m for ASOS sensors)   readout capability.


 (c)  4000 feet (1300 m), touch and go
 landing mins in 11 Series AFIs for
 mutiple platforms.
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