76 winters, day by day
Lookout Pass, United States. Every ski winter from 1950/51 to 2025/26.
Lookout Pass, 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.
Loading the daily snowfall…
Climate change
Average winter temperature at the summit
Faster warming than 29% of 736 resorts
+1.8°C+3.3°F
The trend: from -7°C20°F to -5°C23°F. Point at a winter to read it.
Snowfall at the summit
−24%
The trend: from 3.9 m155 in to 3.0 m118 in. Point at a winter to read it.
Powder days at the summit
−3 days
The trend: from 7 to 4. Point at a winter to read it.
Days with a base at the summit
−13 days
The trend: from 161 to 148. Point at a winter to read it.
Days with fresh snow at the summit
−14 days
The trend: from 82 to 68. 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−13%
Then
3.9 m152 in
Now
3.3 m132 in
- Snowfall in the village−16%
Then
3.2 m125 in
Now
2.7 m106 in
- Powder days at the summit−2 days
Then
7
Now
5
- Days with a base at the summit−6 days
Then
157
Now
151
- Average temperature at the summit+1.2°C+2.1°F
Then
-7°C20°F
Now
-5°C22°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
- 1950s1950/513.9 m152 in1951/523.7 m144 in1952/534.4 m175 in1953/545.2 m206 in1954/553.8 m150 in1955/564.7 m184 in1956/573.8 m148 in1957/583.7 m146 in1958/594.3 m169 in1959/603.5 m137 in
- 1960s1960/613.9 m154 in1961/623.8 m148 in1962/632.7 m105 in1963/645.1 m202 in1964/654.4 m174 in1965/663.5 m137 in1966/674.2 m164 in1967/682.8 m111 in1968/693.6 m143 in1969/703.4 m135 in
- 1970s1970/714.6 m182 in1971/725.2 m206 in1972/732.1 m81 in1973/745.4 m213 in1974/754.2 m167 in1975/764.3 m168 in1976/771.9 m76 in1977/783.4 m134 in1978/793.5 m136 in1979/802.7 m105 in
- 1980s1980/812.1 m83 in1981/823.9 m154 in1982/832.9 m113 in1983/843.2 m124 in1984/853.4 m135 in1985/862.7 m106 in1986/872.6 m100 in1987/882.6 m100 in1988/893.7 m145 in1989/903.5 m139 in
- 1990s1990/913.2 m125 in1991/922.4 m96 in1992/932.8 m110 in1993/942.2 m88 in1994/952.8 m110 in1995/963.4 m135 in1996/975.5 m217 in1997/982.6 m101 in1998/994.6 m183 in1999/003.6 m143 in
- 2000s2000/012.5 m100 in2001/024.1 m161 in2002/032.7 m106 in2003/043.2 m126 in2004/051.8 m72 in2005/063.5 m139 in2006/073.1 m123 in2007/084.4 m173 in2008/093.6 m140 in2009/102.3 m91 in
- 2010s2010/114.7 m184 in2011/123.7 m146 in2012/133.0 m119 in2013/143.7 m145 in2014/152.1 m83 in2015/162.9 m115 in2016/173.4 m132 in2017/184.4 m174 in2018/193.1 m123 in2019/203.2 m124 in
- 2020s2020/213.3 m128 in2021/223.6 m143 in2022/233.3 m129 in2023/242.3 m92 in2024/253.3 m131 in2025/262.7 m106 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