hasSummary |
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Global synoptic surface observations from the Air Weather Service
for 1901-1973, called "Tape Deck 13" because it is the combination
of multiple card decks (datasets), conversion to a standard format
and transfer to tape. There are usually 1 to 4 records per station
each day.
Wind direction, wind speed, and station elevation are "standard"
variables usually available in each deck; the rest of the variables
are "supplemental fields" which are not in some decks (groups of
stations). Sea level pressure "standard" format excludes the high
order digits, retaining only tens, units and tenths of millibars;
however, some decks provide the hundreds/thousands digit in the
"supplemental fields".
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