Effective 23-Feb-2021, for access to aircraft soundings
only, we no longer allow access by domain name (e.g.,
".noaa.gov"). We only allow access by IP address or
username/password. Please contact
This site is not supported 24/7, and may be subject to outages.
Instructions | Site info:
Airports (in another window) |
version history (in another window)
It may take 30 seconds for the initial data to load
Latest version is 13-Dec-2017. Several changes. See change details (in another window) for more information. (To get the new code, you may have to hold down the shift key and click reload.)
Latest Op40 analysis is valid at 23:00 27-Nov-22 UTC.
Latest Bak40 analysis is valid at 00:00 01-Jan-70 UTC.
For up-to-date information about the status of RAP runs, see the RAP forum (new window).
(You can subscribe to this forum to get email copies of new posts.)
|For information on interpreting these soundings, please see the following:|
|Practical Use of Meteorological Models and Visulization Tools for Soaring Forecasters Presentation by Walt Rogers at the 2016 Soaring Society of American National Convention (Greenville NC).|
|The NWS Publication The Front from Feb 2004. (The web site has been updated a bit from what is shown in the article, but this is an excellent reference for pilots nonetheless.)|
|Tutorial on upper air plots from the University of Washington|
Last modified: Mon Feb 22 22:09:42 GMT 2021