One navigator interviewed said that he is as busy as a one-armed paper
hanger. He keeps track of the position of the plane by dead reckoning
and by loran, which is “long range navigation,” accomplished by
receiving pulsed signals from pairs of radio stations on coasts or
islands. It works well in the center of the storm, not so well
elsewhere; in some parts of the hurricane belt, loran coverage has been
poor. If it fails, the plane may go out to a point where the navigator
can get a good fix by loran and do the dead reckoning from the center to
this point.
Every few minutes, the navigator writes in his log a note about drift,
compass heading, indicated air speed and time, and when it is rough
bumps his head on the eye piece of the drift meter, the radar or
something else. He takes double drift readings to get the speed of the
strongest winds, figures the diameter of the eye and the exact location
of the aircraft while in the eye, and passes this information to the
weather officer or aerologist for his report. The duties are so numerous
that the Navy usually carries two navigators “to produce pinpoint
accuracy with limited celestial or electronic aids while being buffeted
by one hundred-knot winds.” Two are required largely because of frequent
changes in heading and the nature of the winds in the Navy low-level
style of reconnaissance. The Air Force uses two on daily weather
reconnaissance and sometimes on storm missions.
In many respects, the weather officer, or “flight aerologist” as they
call him in the Navy, is the key man on the mission. The plane is out
for a series of weather reports and it is up to him to decide which is
the best way to get what he wants. Within the limits of operational
safety, his decisions are accepted. It is his job to keep track of the
weather in every detail. He has a complicated form containing many
columns in which he enters figures taken from code tables to fit the
various elements—flying conditions, time, location, kinds of clouds,
heights of cloud bases and tops, direction and distance of unusual
phenomena, rain, turbulence, temperature, pressure, altitude, and every
other conceivable detail that might be of use to the forecaster on
shore. If he put this in plain language, the message would be as long as
a man’s arm and the radio operator might never get it off. There is an
international code in figures for this purpose which makes it possible
to put a very large amount of data in a brief message. And this is a
continuous operation. Hardly does the aerologist get one message into
the hands of the radio operator until he begins another one. It is his
job to keep the pilot informed of the correct altitude. The weatherman
is seated right out in front where the oncoming weather beats a terrific
hubbub against the Plexiglas.
Public-domain text, read in full here on John Shaqi.
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