Originally Posted by
jacburn
Good to know.
So what happens to the ILS signal when half the antenna is covered with deep snow for several days?
There are snow height limits that are monitored by the FAA, often with the help of airport personnel since the FAA may not be on sight every day at smaller airports.
If the snow gets too high, the ILS has to be NOTAM’d OTS until it melts down enough or the snow has to be removed.