The CSU-CHILL National Weather Radar Facility, located in Greeley, CO, is an advanced, transportable dual-polarized dual-wavelength (S- and X-band) weather radar system. The facility is operated by Colorado State University, under the sponsorship of the National Science Foundation and the University.
Featured Article
A look back at the history of the CHILL Radar, by Patrick Kennedy, from its beginnings at the ISWS to the present day.
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Solar halo seen at the CSU-CHILL site on Jan 4, 2010. The 22 degree halo is most prominent, with parhelia (sun dogs) on either side. An upper tangent arc is visible above the sun. The parhelic circle is faintly visible, running parallel to the horizon. Also visible (but not pictured here) are 46 degree arcs.
