Alta is now closed to uphill traffic as we prepare the mountain for opening day on Friday 11/23. Access to Catherine's pass via the summer road is still allowed.

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Last updated: 11:00AM 11/20/2018

Top of Collins Observations

Top of Collins 

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Month Day Hour 10.5K Temp
(°F/°C)
10.5K RH
(%)
10.5K Direction
(°)
10.5K Speed
(MPH/KPH)
10.5K Gust
(MPH/KPH)
November 20 11 am 36.5/2.5 8.8 192.6 3.8/6.1 7.0/11.3
November 20 10 am 35.6/2 11.8 222.8 2.1/3.4 6.8/10.9
November 20 9 am 33.7/0.9 12.6 275.5 1.0/1.6 3.3/5.3
November 20 8 am 28.4/-2 5.7 289.1 3.3/5.3 7.0/11.3
November 20 7 am 28.6/-1.9 1.1 301.2 4.8/7.7 6.9/11.1
November 20 6 am 28.9/-1.7 0.7 303.3 4.8/7.7 6.6/10.6
November 20 5 am 28.3/-2.1 2.5 288.8 5.3/8.5 7.6/12.2
November 20 4 am 27.9/-2.3 2.9 275.6 6.3/10.1 10.0/16.1
November 20 3 am 27.7/-2.4 2.9 275.5 6.6/10.6 9.9/15.9
November 20 2 am 27.4/-2.6 3.4 268.8 7.3/11.7 10.5/16.9
November 20 1 am 27.7/-2.4 2.7 281.1 5.9/9.5 11.1/17.9
November 19 12 am 27.0/-2.8 3.4 277.4 6.5/10.5 9.2/14.8
November 19 11 pm 27.0/-2.8 4.1 270.8 6.3/10.1 9.5/15.3
November 19 10 pm 27.4/-2.6 2.7 274.9 7.4/11.9 10.8/17.4
November 19 9 pm 27.4/-2.6 1.8 279.1 5.8/9.3 11.1/17.9
November 19 8 pm 27.3/-2.6 2.0 306.2 3.5/5.6 7.7/12.4
November 19 7 pm 27.6/-2.4 4.4 290.3 3.6/5.8 8.0/12.9
November 19 6 pm 27.1/-2.7 6.3 297.5 3.9/6.3 7.8/12.6
November 19 5 pm 27.0/-2.8 5.7 299.4 4.1/6.6 7.8/12.6
November 19 4 pm 30.2/-1 6.0 306.9 2.8/4.5 5.9/9.5
November 19 3 pm 32.8/0.4 8.1 299.6 4.0/6.4 7.4/11.9
November 19 2 pm 32.1/0.1 8.7 294.0 4.0/6.4 7.2/11.6
November 19 1 pm 31.0/-0.6 7.2 294.4 4.3/6.9 7.5/12.1
November 19 12 pm 30.2/-1 5.3 295.5 3.7/6 7.5/12.1
November 19 11 am 29.5/-1.4 3.0 302.0 5.7/9.2 12.1/19.5
Month Day Hour 10.5K Temp
(°F/°C)
10.5K RH
(%)
10.5K Direction
(°)
10.5K Speed
(MPH/KPH)
10.5K Gust
(MPH/KPH)

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