Monday, 18 January 2021, was clear most of the day but wind and clouds began arriving late in the afternoon, several hours ahead of the forecast. Had 0.04" rain on Thursday, 21 January. Here are sunset photos from 18 and 23 January.

Sunday, 24 January, was an active weather day with rain, graupel, and some snow (total precipitation 0.48") as seen in the time-lapse video below on the left. Monday, 25 January 2021, round #2 of the winter storms hit with light rain, another period of graupel, thunder, and then snow began about 1600 MST (total precipitation 0.17"; see time-lapse video on the right).

Click or tap on image to view time-lapse video (6 seconds, 13 seconds)

Snow accumulation by sunrise on Tuesday, 26 January, was 2".

Observatory photo by Laurraine Tutihasi

Occasional brief periods of light snow began about 1030 MST on Tuesday, 26 January, but with no appreciable precipitation amount (0.008"). The snow mostly melted during the day as seen here:

Click or tap on image to view time-lapse video (13 seconds)

Wednesday, 27 January, dawned clear, but clouds began arriving mid-morning. Wednesday afternoon I was invited to be on the Explore Alliance Live show to discuss finding dark sky locations.

Click or tap on image to view a recording of the show (60 minutes)

Thursday night, 28 January, I took this handheld photograph of the Full Moon through thin clouds using the D850 DSLR and the new G2 model of the Tamron 150-600mm lens (that has replaced my 5 year old G1 model).

f/5, 1/100sec, ISO 200, FL 150mm (slight crop)

f/11, 1/640sec, ISO 200, FL 600mm

Click or tap on image for larger, cropped, version

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