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: 10:00AM 11/20/2018

Snowfall History

Snowfall History

Report Date 24 Hr New Snow 24 Hr Water 24 Hr Density Storm Total Cumulative
Season Snow
Cumulative
Season Water
2018-11-17 1.0” 0.12” 12.00% 1.0” 43.0” 5.05”
2018-11-11 3.5” 0.12” 3.43% 4.5” 42.0” 4.93”
2018-11-10 1.0” 0.03” 3.00% 1.0” 38.5” 4.81”
2018-11-04 1.5” 0.13” 8.67% 1.5” 37.5” 4.78”
2018-11-02 2.0” 0.40” 20.00% 2.0” 36.0” 4.65”
2018-11-01 3.5” 0.72” 20.57% 4.5” 34.0” 4.25”
2018-10-31 1.0” 0.04” 4.00% 1.0” 30.5” 3.53”
2018-10-30 0.5” 0.02” 4.00% 0.5” 29.5” 3.49”
2018-10-25 1.0” 0.11” 11.00% 1.5” 29.0” 3.47”
2018-10-22 0.5” 0.28” 56.00% 0.5” 28.0” 3.36”
2018-10-17 0.5” 0.07” 14.00% 0.5” 27.5” 3.08”
2018-10-14 3.0” 0.21” 7.00% 3.0” 27.0” 3.01”
2018-10-11 Trace 0.00” N/A 15.0” 24.0” 2.80”
2018-10-10 3.0” 0.33” 11.00% 15.0” 24.0” 2.80”
2018-10-09 12.0” 1.27” 10.58% 12.0” 21.0” 2.47”
2018-10-08 Trace 0.00” N/A 9.0” 9.0” 1.20”
2018-10-07 5.0” 0.55” 11.00% 9.0” 9.0” 1.20”
2018-10-06 Trace 0.00” N/A 4.0” 4.0” 0.65”
2018-10-05 4.0” 0.65” 16.25% 4.0” 4.0” 0.65”
Report Date 24 Hr New Snow 24 Hr Water 24 Hr Density Storm Total Cumulative
Season Snow
Cumulative
Season Water

Alta Monthly Averages: Compiled using data from 1980 to 2014

Details Oct Nov Dec Jan Feb Mar Apr Monthly Average
Snowfall 28.50” 76.77” 92.00” 95.40” 90.85” 99.66” 80.00” 80.45”
H2O 3.26” 6.60” 7.30” 7.61” 6.86” 7.82” 6.83” 6.61”
Density 11.43% 8.60% 7.93% 7.98% 7.55% 7.85% 8.54% 8.55%
Snow on ground 32” 39” 58” 83” 104” 122” 125” 80.42”
Avg. high temp (F) - 28° 24° 25° 25° 29° 33° 27.33°
Avg. low temp (F) - 16° 12° 12° 12° 15° 20° 14.5°
Avg. temp (F) - 22° 18° 18° 18° 22° 27° 20.83°
Max snow on ground 78” 49” 112” 132” 143” 211” 217” 134.57”

Monthly Totals by Season

Season2017-182016-172015-162014-152013-142012-132011-122010-112009-10
Monthininininininininin
October  7"  2"  4" 39.5” 16.0” 18.0” 42.0” 42.0”
November 23.5" 73.5" 50.5" 66.5" 37.0” 63.5” 58.5” 90.5” 21.0”
December 50.5" 76.5" 107" 92" 56.5” 117.0”  20.0” 131.5” 81.0”
January 62" 160.5" 106" 30.5" 63.5” 65.0” 70.5” 57.5” 111.5”
February 83"  124.5"  36.5"  36.5" 96.5” 62.5” 79.5” 115.0” 64.0”
March 96" 56.5"  80"  20.5" 78.5” 50.0” 80.0” 129.0” 89.0”
April 66" 103"  54.5" 62.5" 60.5” 75.0” 64.0” 158.0” 151.5”
TOTALS 388" 596.5" 438.5" 308.5"  432.0”  449.0” 390.5” 723.5”  560”

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