NOAA Weather Data 2011
NOAA's National Climatic Data Center

@article{,
title = {NOAA Weather Data 2011},
journal = {},
author = {NOAA's National Climatic Data Center},
year = {2011},
url = {ftp://ftp.ncdc.noaa.gov/pub/data/noaa/},
abstract = {This contains ISH/ISD data in directories by year.  Please note that ISH and ISD refer to
the same data--Integrated Surface Data, sometimes called Integrated Surface Hourly.

The filenames correspond with the station numbers listed in the ish-history.txt file described below -- eg, 723150-03812-2006 corresponds with USAF number 723150 and WBAN number 03812.}
}