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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.

Featured Article

5jun2015 VCHILL overview anot.png

CSU-CHILL reflectivity data observed in a 1.8 degree elevation angle PPI sweep completed at 0200 UTC on 5 June 2015. Dual polarization data collected in an RHI scan through the circled thunderstorm showed indications that ice crystals in the upper portions of the storm had been rotated towards a vertical orientation due to the effects of strong electric fields. (Full Article...)

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Grass fire smoke plume. Grass fire smoke plume.

A grass fire produced a smoke plume that was visible from the CSU-CHILL radar site on 18 September 2015. X-band radar reflectivity data in an RHI scan reveals the vertical structure of the plume.

Photo credit: Patrick Kennedy
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