Illinois Climate Network (ICN)

19 surface sites collecting atmospheric (<10m), soil & solar data for distribution to NOAA

Part of the Water and Atmospheric Resources Monitoring (WARM) Program
University of Illinois at Urbana-Champaign
Illinois State Water Survey

The Illinois Climate Network (ICN) was established to support agriculture and has been in operation since 1990. ICN stations are primarily deployed in the agricultural areas of Illinois.

http://www.isws.illinois.edu/warm/
http://www.isws.illinois.edu/warm/weather/