Ncdc data download address and command in hadoop authoritative guide

Give hadoop authoritative guide -- NCDC1929-2011 data

Ftp://ftp.ncdc.noaa.gov/pub/data/gsod/

Command:


The data are available:

1) www -- http://www.ncdc.noaa.gov/cgi-bin/res40.pl? Pagew.gsod.html

2) FTP -- ftp://ftp.ncdc.noaa.gov/pub/data/gsod via browser

3) command line ftp:


A) Enter: Open ftp.ncdc.noaa.gov


B) login is: ftp


C) password is: your email address


D) To move to the correct subdirectory, enter:

CD/pub/data/gsod


The files have ded in this subdirectory are:


Data files --


Annual files:

Eg, gsod_2006.tar-all 2006 files (Compressed) by station, in one tar file.

Etc, etc-for each annual volume.

Note: Each year's data are contained in subdirectories/folders by year.


Station files:

Eg, 010010-999-2006.op.gz-files by station year, identified by WMO number,

Wban number (if appropriate), and year. For a cross reference of

Filenames with location, see:

Ish-history.txt


Informational/utility files --


Country-list.txt-a list showing the station number range

Each country.


Ish-history.txt -- a station list to be used with the data files,

Showing the names and locations for each station.

Note: Global Summary of day contains a subset of

Stations listed in this station history.


Readme.txt-A description of the data and its format.


E) to get a copy of the data description, enter:

Get readme.txt destination (destination is your

Output location and name)... e.g .--

Get readme.txt C: readme.txt-copies to hard drive C:


F) then, to get a copy of any of the other files, use

The same procedure, such --

Get gsod_2006.tar C: data.txt


G) to logoff the system when finished, enter:

Bye