Precipitation Data, Hourly - US  request has completed.....    
The following files are available:  http://www1.ncdc.noaa.gov/pub/orders/1601904858333dat.txt - 

Precipitation Data, Hourly - US  -  Data File (901329 bytes)   
http://www1.ncdc.noaa.gov/pub/orders/1601904858333stn.txt - 
Precipitation Data, Hourly - US  -  
Stations included in your search (549 bytes)  
http://www1.ncdc.noaa.gov/pub/orders/1601904858333inv.txt - 
DS3240 - Precipitation Data, Hourly - US  -  
Data inventory for your search ( bytes)  http://cdo.ncdc.noaa.gov/cdo/3240doc.txt - 
DS3240 - Precipitation Data, Hourly - US  format documentation