A relatively warm but overcast day, reaching almost 5C, with brief light drizzle.

The main activity was at the sounding site which is in a field near the ISFS Deer Creek supersite.  The access road and field are snowy and slushy making access with the truck tricky.  We set up most of the sounding system and ran power cables to the trailer, although haven't hooked up yet since we are still working on getting cables into the trailer. 

At the profiler site, cleared off about 4 inches of wet snow from the east panel but curiously the north and south panels were mostly clear.  Set the profiler into 100-meter mode only since that mode seems to have the best wind measurements.

At the lidar site moved the USB camera, it had been on the top railing of the wind lidar platform on top of the lidar trailer, however there was a concern that the camera housing was partially blocking the lidar beam so it was moved down to a lower railing.  Also installed an All-Sky camera and an aerosol sampler on the lidar platform. These are IOT devices so do not go into the usual data manager stream but use their own cloud services.  The devices and their data servers are

Allsky camera: BloomSky-1 camera: images available here

Aerosol sensor: PurpleAir PA-II-SD: data available here

Note there is also an identical PurpleAir sensor at the ISS1 site (installed in December) and the data from that is available here


The BloomSky all-sky camera (white dome device), USB camera (directed at the Deer Creek reservoir), and the PurpleAir aerosol sensor (device with QR code) next to the wind lidar on top of the lidar trailer at the Railway Service pad site.


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