NASA scientist Chris Kidd shared some of his photos from the last several days at GCPEx:

The ADMIRARI instrument at the CARE site with blowing light snow (11 Feb 2012)
Credit: NASA / Chris Kidd

The radar at the CARE site with blowing light snow (11 Feb 2012)
Credit: NASA / Chris Kidd

The ADMIRARI instrument operating at the CARE site (11 Feb 2012) The lights on the instrument allows remote operators to keep and eye on any snow build up on the sensors that would affect the measurements.
Credit: NASA / Chris Kidd

Mission operations inside the CARE trailer – which can be very cold at times! (11 Feb 2012)
Pictured: Norm Wood (far) and Tristan L'Ecuyer (near).
Credit: NASA / Chris Kidd

The lake effect snowfall is lit up by the lights of Barrie (northwest of the CARE site).
Credit: NASA / Chris Kidd

Even 4x4s are buried under the 12” of snow of the lake effect fall of snow. (12 Feb 2012).
Credit: NASA / Chris Kidd

Preparing for the radiosonde launch – which measures weather conditions through the atmosphere as it ascends (12 Feb 2012)
Pictured: Dave Hudak (red sweater) & Stephen Berg
Credit: NASA / Chris Kidd

Launch of the radiosonde with light snow falling (12 Feb 2012).
Pictured: Stephen Berg
Credit: NASA / Chris Kidd