Wit this Notam:
[DOD PROCEDURAL NOTAM] INSTRUMENT APPROACH PROCEDURE CHANGED,
ILS OR NDB RUNWAY 23 (GNSS), ORIGINAL, 05MAR15.
CHANGE GLIDE PATH ANGLE FROM 2.70 DEGREES TO READ 3.00 DEGREES.
CHANGE THRESHOLD CROSSING HEIGHT FROM 57 TO READ 59.
05 MAR 13:33 2015 UNTIL 02 APR 05:00 2015. CREATED:
05 MAR 13:35 2015
Does it mean the Radio Engineers had recently altered the ILS Glideslope angle? Not that it was a factor; the cross wind gusts were most likely the cause.