76 winters, day by day
Mission Ridge, United States. Every ski winter from 1950/51 to 2025/26.
Mission Ridge, United States. Every ski winter from 1950/51 to 2025/26.
Every day of every winter
Each row is a winter, oldest at the top. Each column is a day, from the start of the season to the end. The darker the blue, the more snow fell that day.
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Climate change
Average winter temperature at the summit
Faster warming than 71% of 736 resorts
+2.5°C+4.4°F
The trend: from -8°C17°F to -6°C21°F. Point at a winter to read it.
Snowfall at the summit
−33%
The trend: from 2.4 m94 in to 1.6 m63 in. Point at a winter to read it.
Powder days at the summit
−2 days
The trend: from 4 to 1. Point at a winter to read it.
Days with a base at the summit
−45 days
The trend: from 132 to 87. Point at a winter to read it.
Days with fresh snow at the summit
−13 days
The trend: from 56 to 42. Point at a winter to read it.
Each dot is one winter. The curve is a running average over about ten winters; the dotted line is the straight trend through all of them, and the changes above are measured along it. One winter is weather; the trend is climate.
Then and now
Then 1950/51–1979/80Now 1996/97–2025/26
- Snowfall at the summit−19%
Then
2.3 m90 in
Now
1.9 m73 in
- Snowfall in the village−19%
Then
2.3 m90 in
Now
1.9 m73 in
- Powder days at the summit−1 day
Then
3
Now
2
- Days with a base at the summit−23 days
Then
124
Now
101
- Average temperature at the summit+1.5°C+2.6°F
Then
-8°C18°F
Now
-7°C20°F
Averages per winter over the first and last 30 winters. A powder day brings 10 cm4 in or more of new snow; a base is 30 cm12 in or more on the ground.
Records
All winters
- 1950s1950/512.5 m96 in1951/522.2 m85 in1952/532.5 m96 in1953/542.7 m105 in1954/552.3 m91 in1955/563.9 m153 in1956/572.1 m81 in1957/582.3 m90 in1958/592.5 m98 in1959/602.3 m91 in
- 1960s1960/612.5 m98 in1961/622.1 m82 in1962/631.5 m59 in1963/642.8 m109 in1964/652.4 m95 in1965/662.2 m86 in1966/672.2 m88 in1967/681.6 m64 in1968/692.7 m106 in1969/702.0 m79 in
- 1970s1970/713.3 m129 in1971/723.4 m135 in1972/731.3 m50 in1973/743.2 m126 in1974/752.4 m94 in1975/762.2 m87 in1976/7758 cm23 in1977/782.1 m82 in1978/791.5 m61 in1979/802.0 m77 in
- 1980s1980/811.0 m41 in1981/822.2 m87 in1982/832.2 m86 in1983/841.9 m75 in1984/851.9 m75 in1985/861.5 m61 in1986/871.4 m53 in1987/881.2 m48 in1988/891.8 m71 in1989/901.6 m62 in
- 1990s1990/911.5 m57 in1991/921.0 m39 in1992/931.7 m65 in1993/941.2 m48 in1994/952.2 m87 in1995/962.0 m77 in1996/972.9 m116 in1997/981.8 m72 in1998/992.9 m113 in1999/001.8 m72 in
- 2000s2000/011.3 m53 in2001/022.2 m86 in2002/031.5 m59 in2003/041.8 m69 in2004/0594 cm37 in2005/062.3 m90 in2006/071.9 m75 in2007/082.0 m80 in2008/091.9 m74 in2009/101.4 m57 in
- 2010s2010/112.2 m85 in2011/122.0 m77 in2012/131.8 m69 in2013/141.6 m63 in2014/1592 cm36 in2015/162.2 m88 in2016/172.2 m88 in2017/182.0 m80 in2018/191.8 m70 in2019/201.5 m58 in
- 2020s2020/211.9 m75 in2021/222.0 m78 in2022/232.1 m81 in2023/241.5 m60 in2024/251.9 m75 in2025/261.4 m54 in
Modelled weather from ERA5 and ERA5-Land, not measured on the slopes. Snow depth is the average over a grid cell about 9 km wide, so it can differ a lot from what the piste report says. How SnowOdds works