National Weather Service United States Department of Commerce

 Observations   |   General Information  |  WxCoder



Daily Climate Maps thumbnail - Click to view full size maps for high/low temperatures and precipitation.
* Additional Data available at CoCoRaHS:  The Community Collaborative Rain, Hail & Snow Network



General Information

Frequently Asked Questions

Training Material

Online Forms

 Observations   |   General Information  |  WxCoder

WxCoder - A National Weather Service Cooperative Observation Report Form


WXCODER is a system developed by the National Weather Service that enables Cooperative Weather Observers to send weather observations to the National Weather Service using a web-based form.  If you would like more information on the Cooperative Observer program for the NWS Sioux Falls CWA, please e-mail Brad Adams (Observing Program Leader).

If you are already a Cooperative Observer, and are interested in using WXCODER to transmit your observations, please e-mail Brad Adams or call our 800 number and ask to speak to Brad Adams.

GO TO WXCODER to submit an observation

Helpful Hints for using WxCoder

  • Your Username and Access Code are case-sensitive (lowercase for old form)
  • Select the type of observation:  Daily (24 Hour Totals) -- NOTE: this is the default
  • Verify the date and observation time (if different from the default)

If you need any other assistance in using WxCoder, call our 800 number, and ask to speak to Brad Adams. You can also contact him via email at

 Observations   |   General Information  |  WxCoder

Questions, comments, or interest in the Cooperative Observer Program can be directed to Brad Adams, Observing Program Leader for the NWS Sioux Falls CWA.