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.
Top of Collins Observations
| 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) |
11-20-2018> COLLINS TOP HOURLY REPORT > 10,500'
Month 10.5K 10.5K 10.5K 10.5K 10.5K
Day Hour Temp RH Dir Spd Gust
-------------------------------------------------
11 19 1100 29.5 3.0 302.0 5.7 12.1
11 19 1200 30.2 5.3 295.5 3.7 7.5
11 19 1300 31.0 7.2 294.4 4.3 7.5
11 19 1400 32.1 8.7 294.0 4.0 7.2
11 19 1500 32.8 8.1 299.6 4.0 7.4
11 19 1600 30.2 6.0 306.9 2.8 5.9
11 19 1700 27.0 5.7 299.4 4.1 7.8
11 19 1800 27.1 6.3 297.5 3.9 7.8
11 19 1900 27.6 4.4 290.3 3.6 8.0
11 19 2000 27.3 2.0 306.2 3.5 7.7
11 19 2100 27.4 1.8 279.1 5.8 11.1
11 19 2200 27.4 2.7 274.9 7.4 10.8
11 19 2300 27.0 4.1 270.8 6.3 9.5
11 19 2400 27.0 3.4 277.4 6.5 9.2
11 20 100 27.7 2.7 281.1 5.9 11.1
11 20 200 27.4 3.4 268.8 7.3 10.5
11 20 300 27.7 2.9 275.5 6.6 9.9
11 20 400 27.9 2.9 275.6 6.3 10.0
11 20 500 28.3 2.5 288.8 5.3 7.6
11 20 600 28.9 0.7 303.3 4.8 6.6
11 20 700 28.6 1.1 301.2 4.8 6.9
11 20 800 28.4 5.7 289.1 3.3 7.0
11 20 900 33.7 12.6 275.5 1.0 3.3
11 20 1000 35.6 11.8 222.8 2.1 6.8
11 20 1100 36.5 8.8 192.6 3.8 7.0
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