To order NEXRAD data, open the NCDC NEXRAD Data Inventory Search page in a web browser. From here, you can either choose a site from the map (hovering over a marker will display the radar station's call sign) or choose a site from the drop-down menu.
Once a site is chosen, you are taken to a page with more details about the site,
metadata, and the period of record for that site. Choose the date and product desired
from the drop-down menus. The create graph button displays the data available
and whether the radar was in clear air mode or precip mode:
From here, you can choose to display list of files, which will bring up a window listing the available files for download. Filenames are in the format:
The same information is available from the Order Data option. This is where
you can actually choose the files (times) you would like to download. You must enter
a valid email address at which to receive notification that your order is complete.
Once the order is placed, you will see a message with a HAS ID for the order and a
link where you can monitor the progress of your order:
Typically, orders are processed quickly; small orders can be ready within five minutes. Once your order is ready, you will receive an email telling you how to access your data.
Go To The Satellite Tutorial