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National Weather Radar Facility
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.

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Radial velocity divergence pattern associated with a thunderstorm precipitation shaft in a 0.5 degree elevation PPI scan done by the NWS KFTG radar on 18 July 2016. The CSU-CHILL radar also observed the evolution of this downburst flow field. Time lapse loops of selected CHILL radar data fields have been assembled. (Full Article...)

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Snow band. Snow band.

CSU-CHILL X-band reflectivity data showing the advance of a snow band across Denver International Airport during the early morning hours of 21 January 2018. The southeastern portion of the runway complex is echo free while 20 dBZ reflectivity exists over the opposite quadrant of the airfield.

Photo credit: Patrick Kennedy
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