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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

12jul2018 XB 2048 1.5deg PPI anot.png

X-band reflectivity data in a 1.5 degree elevation angle PPI sector scan through an outflow boundary approaching the CSU-CHILL radar site on 12 July 2018. Detailed features of the outflow boundary are presented in a time lapse loop assembled from a series of RHI scans taken as the boundary reached the radar. (Full Article...)

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Severe thunderstorm RHI Severe thunderstorm RHI

CSU-CHILL S-band data collected in an RHI scan oriented approximately parallel to the thunderstorm's motion. The inflow / updraft region (inbound green and blue radial velocities) is associated with a reflectivity overhang and positive one-way Kdp values.

Photo credit: Patrick Kennedy
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