Mt Waterman Mountain Hig... Mt Baldy 
Alta Sierra...
Keystone Resort 
Granby-Grand County Airport, CO Updated Dec 12 @ 04:15
East
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Lakeside Village
Snow Stake - 11,237 feet
FRIDAY
Dec 12
35° / 24°
12 - 21
mph
0
SATURDAY
Dec 13
38° / 27°
5 - 13
mph
0
SUNDAY
Dec 14
39° / 29°
4 - 12
mph
0
MONDAY
Dec 15
33° / 25°
6 - 14
mph
0
TUESDAY
Dec 16
37° / 30°
10 - 18
mph
0
WEDNESDAY
Dec 17
35° / 26°
17 - 28
mph
0
THURSDAY
Dec 18
34° / 25°
16 - 27
mph
0
Mostly clear becoming clear in the late morning continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 41°Low: 19°
5,912 feet to 11693 feet
Winds variable at 5 to 13 mph in the morning, becoming variable at 5 to 12 mph in the afternoon through overnight.
Mostly clear becoming clear in the late morning continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 26°Low: 24°
5,912 feet to 11693 feet
Winds W at 39 to 50 mph in the morning, becoming W at 44 to 55 mph in the afternoon, and then W at 31 to 42 mph with gusts to 57 overnight.
Mostly clear becoming partly cloudy at times and then mostly clear overnight. Expect windy conditions at times.
No snow.
No precipitation expected.
Hi: 43°Low: 22°
6,534 feet to 12907 feet
Winds variable at 5 to 12 mph in the morning, becoming variable at 4 to 11 mph in the afternoon, and then variable at 3 to 10 mph overnight.
Mostly clear becoming partly cloudy at times and then mostly clear overnight. Expect windy conditions at times.
No snow.
No precipitation expected.
Hi: 30°Low: 24°
6,534 feet to 12907 feet
Winds W at 18 to 29 mph with gusts to 42 in the morning, becoming NW at 18 to 29 mph in the afternoon, and then NW at 14 to 25 mph overnight.
Partly cloudy becoming mostly clear at times continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 44°Low: 25°
8,914 feet to 15496 feet
Winds variable at 4 to 11 mph in the morning, becoming calm in the afternoon, and then variable at 4 to 11 mph overnight.
Partly cloudy becoming mostly clear at times continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 30°Low: 27°
8,914 feet to 15496 feet
Winds W at 14 to 23 mph in the morning, becoming W at 14 to 25 mph in the afternoon, and then NW at 12 to 21 mph overnight.
Clear becoming partly cloudy overnight continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 40°Low: 22°
6,333 feet to 11293 feet
Winds variable at 4 to 12 mph in the morning, becoming variable at 4 to 11 mph in the afternoon, and then variable at 5 to 12 mph overnight.
Clear becoming partly cloudy overnight continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 28°Low: 23°
6,333 feet to 11293 feet
Winds NW at 8 to 16 mph in the morning, becoming NW at 14 to 23 mph in the afternoon, and then NW at 18 to 29 mph with gusts to 40 overnight.
Mostly clear becoming partly cloudy at times continuing through overnight. Expect windy conditions at times.
No snow.
No precipitation expected.
Hi: 44°Low: 28°
8,380 feet to 12000 feet
Winds variable at 3 to 11 mph through the day, becoming W at 9 to 18 mph with gusts to 41 overnight.
Mostly clear becoming partly cloudy at times continuing through overnight. Expect windy conditions at times.
No snow.
No precipitation expected.
Hi: 31°Low: 26°
8,380 feet to 12000 feet
Winds W at 34 to 45 mph with gusts to 58 through the day, becoming W at 59 to 70 mph with gusts to 80 overnight.
Mostly clear becoming clear in the late morning continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 42°Low: 24°
7,645 feet to 11578 feet
Winds W at 7 to 15 mph with gusts to 35 through the day, becoming variable at 4 to 12 mph with gusts to 19 overnight.
Mostly clear becoming clear in the late morning continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 25°Low: 22°
7,645 feet to 11578 feet
Winds W at 48 to 59 mph with gusts to 67 through the day, becoming W at 31 to 42 mph with gusts to 58 overnight.
Clear becoming partly cloudy at times continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 42°Low: 24°
6,996 feet to 11413 feet
Winds W at 8 to 16 mph with gusts to 27 through the day, becoming variable at 4 to 11 mph overnight.
Clear becoming partly cloudy at times continuing through overnight, with windy conditions at times.
No snow.
No precipitation expected.
Hi: 23°Low: 21°
6,996 feet to 11413 feet
Winds W at 42 to 53 mph with gusts to 65 through the day, becoming W at 25 to 36 mph with gusts to 52 overnight.
Sunrise & Sunset
Lunar Calendar
Snow Maps and Weather Stations in the Area 
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Snow Report
13in, past 6 days. Snow surface is packed powder and machine groomed
Snow report provided by SnoCountry
Terrain Info
Info for the hard-working snowmaking crew
Weather Averages & Extremes for the Keystone Resort Region
Plan your future trip using our temperature, snowfall, snow depth, and precipitation tool
 Day |
 High Temperatures |
 Low Temperatures |
 Precipitation |
 Snowfall |
 Snow Depth |
||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | High | Year | Low | Year | Avg | High | Year | Low | Year | Avg | Max | Year | Avg | Max | Year | Avg | Max | Year | |
| 1 | 34 | 54 | 1906 | 12 | 1902 | 8 | 27 | 1903 | -10 | 1908 | 0.041 | 0.70 | 1909 | 0.61 | 4.6 | 1984 | 6.0 | 22 | 2005 |
| 2 | 31 | 50 | 1906 | 11 | 1898 | 7 | 29 | 1903 | -12 | 1902 | 0.073 | 2.10 | 1893 | 1.05 | 21.0 | 1893 | 6.6 | 27 | 2005 |
| 3 | 31 | 56 | 1906 | 11 | 1897 | 1 | 22 | 1910 | -22 | 1897 | 0.027 | 0.42 | 2005 | 0.47 | 8.5 | 2005 | 6.7 | 34 | 2005 |
| 4 | 35 | 51 | 1896 | 9 | 1909 | 1 | 20 | 1906 | -18 | 1897 | 0.079 | 0.85 | 1950 | 1.21 | 13.3 | 1950 | 7.3 | 35 | 2005 |
| 5 | 34 | 52 | 1895 | 15 | 1893 | 5 | 22 | 1902 | -15 | 1909 | 0.064 | 1.15 | 1893 | 0.80 | 11.5 | 1893 | 7.5 | 35 | 2005 |
| 6 | 32 | 50 | 1895 | 13 | 1910 | 3 | 25 | 1901 | -18 | 1898 | 0.052 | 0.73 | 1966 | 0.92 | 12.0 | 1966 | 8.2 | 33 | 2005 |
| 7 | 32 | 49 | 1906 | 10 | 1898 | 3 | 18 | 1893 | -17 | 1912 | 0.091 | 2.40 | 1893 | 1.24 | 24.0 | 1893 | 8.4 | 33 | 2005 |
| 8 | 32 | 47 | 1897 | 4 | 1898 | 4 | 20 | 1907 | -17 | 1912 | 0.051 | 0.43 | 1893 | 0.90 | 5.7 | 1950 | 8.8 | 30 | 2005 |
| 9 | 33 | 46 | 1908 | 20 | 1898 | 5 | 19 | 1910 | -21 | 1898 | 0.056 | 0.60 | 1893 | 0.86 | 7.0 | 2007 | 9.2 | 29 | 2005 |
| 10 | 33 | 58 | 1896 | 14 | 1911 | 5 | 28 | 1906 | -15 | 1898 | 0.037 | 0.80 | 1901 | 0.70 | 12.0 | 1901 | 9.5 | 27 | 2007 |
| 11 | 32 | 53 | 1906 | 10 | 1909 | 3 | 24 | 1895 | -16 | 1894 | 0.065 | 0.60 | 1897 | 1.03 | 8.8 | 1984 | 9.3 | 27 | 2007 |
| 12 | 32 | 48 | 1893 | 14 | 1899 | 3 | 20 | 1895 | -24 | 1909 | 0.058 | 1.22 | 1897 | 0.92 | 12.2 | 1897 | 9.3 | 27 | 2007 |
| 13 | 32 | 60 | 1895 | 7 | 1901 | 3 | 24 | 1895 | -21 | 1901 | 0.033 | 0.30 | 1895 | 0.56 | 5.0 | 1992 | 9.1 | 25 | 2007 |
| 14 | 30 | 50 | 1894 | 10 | 1901 | 0 | 28 | 1977 | -17 | 1911 | 0.049 | 0.51 | 2014 | 0.85 | 6.2 | 1951 | 9.8 | 25 | 2005 |
| 15 | 29 | 53 | 1912 | 11 | 1902 | -2 | 15 | 1897 | -21 | 1909 | 0.047 | 0.52 | 1981 | 0.64 | 8.4 | 1981 | 10.1 | 24 | 2007 |
| 16 | 30 | 49 | 1894 | 14 | 1977 | 1 | 21 | 1895 | -18 | 1902 | 0.036 | 0.39 | 1981 | 0.66 | 4.8 | 1996 | 9.8 | 24 | 2007 |
| 17 | 28 | 44 | 1903 | 6 | 1909 | -3 | 11 | 1906 | -26 | 1909 | 0.023 | 0.25 | 1908 | 0.47 | 5.0 | 1908 | 9.7 | 24 | 2005 |
| 18 | 30 | 52 | 1893 | 3 | 1909 | -5 | 22 | 1901 | -36 | 1909 | 0.025 | 0.27 | 1960 | 0.58 | 6.0 | 1973 | 9.7 | 24 | 2005 |
| 19 | 29 | 48 | 1894 | 10 | 1909 | -4 | 22 | 1894 | -33 | 1909 | 0.041 | 0.52 | 1999 | 0.66 | 6.0 | 1962 | 10.1 | 27 | 2010 |
| 20 | 29 | 50 | 1895 | 12 | 1977 | -2 | 12 | 1898 | -30 | 1909 | 0.046 | 0.60 | 1903 | 0.78 | 9.0 | 1903 | 10.5 | 28 | 2010 |
| 21 | 27 | 45 | 1894 | 6 | 1900 | -5 | 21 | 1895 | -31 | 1897 | 0.046 | 0.54 | 1998 | 0.77 | 8.5 | 1898 | 10.8 | 28 | 2010 |
| 22 | 28 | 47 | 1906 | 8 | 1898 | -3 | 11 | 1893 | -26 | 1912 | 0.040 | 1.37 | 2014 | 0.62 | 12.8 | 2014 | 11.3 | 33 | 2014 |
| 23 | 30 | 49 | 1894 | 10 | 1898 | -3 | 21 | 1894 | -23 | 1902 | 0.060 | 0.81 | 2015 | 1.09 | 9.8 | 2015 | 12.1 | 35 | 2014 |
| 24 | 28 | 47 | 1901 | 8 | 1911 | -1 | 13 | 1977 | -22 | 1898 | 0.064 | 1.33 | 1983 | 1.04 | 20.9 | 1983 | 11.9 | 35 | 2014 |
| 25 | 27 | 47 | 1906 | 5 | 1895 | -5 | 11 | 1977 | -22 | 1895 | 0.043 | 0.65 | 1988 | 0.62 | 5.0 | 2012 | 12.0 | 35 | 2014 |
| 26 | 28 | 52 | 1896 | 3 | 1911 | -3 | 12 | 1902 | -27 | 1912 | 0.034 | 0.39 | 1981 | 0.59 | 7.0 | 1981 | 12.0 | 35 | 2014 |
| 27 | 30 | 48 | 1896 | 15 | 1894 | 2 | 25 | 1906 | -21 | 1894 | 0.063 | 1.18 | 1907 | 0.95 | 14.0 | 1907 | 12.3 | 36 | 2014 |
| 28 | 28 | 49 | 1896 | 5 | 1895 | -2 | 18 | 1906 | -22 | 1900 | 0.047 | 0.57 | 1964 | 0.90 | 10.0 | 1973 | 12.8 | 36 | 2014 |
| 29 | 29 | 51 | 1896 | 12 | 1898 | -3 | 10 | 1907 | -22 | 1895 | 0.045 | 0.40 | 1893 | 0.81 | 5.8 | 2013 | 13.5 | 38 | 2014 |
| 30 | 26 | 52 | 1896 | -2 | 1900 | -2 | 18 | 1897 | -29 | 1898 | 0.062 | 1.02 | 1951 | 0.92 | 12.6 | 1951 | 13.9 | 37 | 2014 |
| 31 | 28 | 45 | 1903 | 5 | 1900 | -4 | 25 | 1909 | -21 | 1900 | 0.042 | 0.53 | 1995 | 0.75 | 9.5 | 1995 | 14.1 | 37 | 1951 |
Day |
High Temperatures |
Low Temperatures |
Precipitation |
Snowfall |
Snow Depth |
||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | High | Year | Low | Year | Avg | High | Year | Low | Year | Avg | Max | Year | Avg | Max | Year | Avg | Max | Year | |
| 1 | 29 | 50 | 1973 | 4 | 2010 | 7 | 24 | 2012 | -13 | 2004 | 0.062 | 0.67 | 2008 | 1.14 | 14.0 | 2008 | 15.6 | 33 | 1975 |
| 2 | 29 | 49 | 1998 | 10 | 1981 | 7 | 23 | 1966 | -11 | 1895 | 0.123 | 3.00 | 1893 | 1.62 | 30.0 | 1893 | 15.8 | 33 | 1975 |
| 3 | 29 | 48 | 2012 | 10 | 2006 | 7 | 25 | 1966 | -16 | 2006 | 0.052 | 0.55 | 2005 | 0.79 | 8.0 | 2005 | 16.0 | 37 | 2005 |
| 4 | 29 | 50 | 1998 | 4 | 2009 | 7 | 23 | 1975 | -18 | 2009 | 0.070 | 0.80 | 1950 | 1.26 | 15.0 | 1950 | 16.4 | 38 | 2005 |
| 5 | 29 | 48 | 1987 | 0 | 2005 | 6 | 24 | 1987 | -16 | 2005 | 0.079 | 1.10 | 1972 | 1.21 | 15.6 | 1950 | 16.7 | 39 | 1977 |
| 6 | 27 | 49 | 1987 | 5 | 1983 | 5 | 25 | 1958 | -18 | 2011 | 0.076 | 0.95 | 1966 | 1.32 | 15.0 | 1966 | 17.3 | 36 | 2005 |
| 7 | 28 | 52 | 1975 | 0 | 1978 | 5 | 20 | 2003 | -23 | 1978 | 0.118 | 1.40 | 1894 | 2.00 | 14.0 | 1894 | 18.3 | 40 | 1955 |
| 8 | 26 | 44 | 1991 | 0 | 2005 | 5 | 23 | 1984 | -25 | 1978 | 0.080 | 1.15 | 1950 | 1.40 | 20.0 | 1950 | 18.9 | 40 | 1955 |
| 9 | 26 | 45 | 2011 | -5 | 1978 | 3 | 21 | 1970 | -23 | 1994 | 0.078 | 0.60 | 1893 | 1.04 | 6.4 | 1958 | 19.4 | 40 | 1955 |
| 10 | 26 | 48 | 2011 | 3 | 2013 | 4 | 23 | 1981 | -22 | 1986 | 0.036 | 0.31 | 1958 | 0.81 | 8.3 | 1958 | 19.5 | 40 | 1955 |
| 11 | 27 | 44 | 2011 | 1 | 1961 | 5 | 20 | 2014 | -20 | 1986 | 0.064 | 0.48 | 1958 | 1.23 | 10.5 | 1958 | 20.0 | 41 | 1955 |
| 12 | 26 | 42 | 1977 | -4 | 1989 | 3 | 22 | 1895 | -25 | 1961 | 0.050 | 0.54 | 1956 | 1.15 | 10.0 | 1958 | 20.4 | 39 | 1955 |
| 13 | 26 | 46 | 2014 | 6 | 1987 | 4 | 20 | 2014 | -17 | 1964 | 0.044 | 0.44 | 1993 | 0.78 | 8.0 | 1993 | 20.5 | 37 | 1983 |
| 14 | 26 | 42 | 1980 | -1 | 1987 | 3 | 17 | 1969 | -16 | 1987 | 0.081 | 0.70 | 2009 | 1.48 | 13.0 | 2009 | 21.5 | 38 | 2005 |
| 15 | 25 | 44 | 1998 | 0 | 1996 | 2 | 20 | 2010 | -21 | 2008 | 0.061 | 0.40 | 1894 | 1.18 | 11.2 | 1989 | 22.3 | 37 | 2005 |
| 16 | 25 | 48 | 1962 | 4 | 2003 | 2 | 20 | 1962 | -18 | 1987 | 0.070 | 0.50 | 1981 | 1.28 | 8.5 | 1981 | 22.8 | 42 | 1950 |
| 17 | 26 | 44 | 1980 | 5 | 1895 | 4 | 21 | 1980 | -19 | 1996 | 0.040 | 0.35 | 1996 | 0.76 | 5.5 | 1996 | 22.8 | 41 | 1996 |
| 18 | 26 | 48 | 1980 | -17 | 1996 | 3 | 19 | 2013 | -29 | 1996 | 0.058 | 0.37 | 2002 | 1.26 | 10.7 | 1989 | 23.1 | 42 | 1955 |
| 19 | 26 | 42 | 1980 | 0 | 1996 | 5 | 20 | 1955 | -22 | 1996 | 0.070 | 0.39 | 1977 | 1.20 | 8.0 | 2010 | 23.4 | 42 | 1983 |
| 20 | 26 | 40 | 1979 | 5 | 2002 | 4 | 20 | 2010 | -18 | 2012 | 0.063 | 0.46 | 2005 | 1.24 | 10.0 | 2010 | 24.1 | 47 | 2005 |
| 21 | 25 | 42 | 1975 | 5 | 1977 | 3 | 22 | 2010 | -14 | 1990 | 0.073 | 0.43 | 1974 | 1.40 | 10.5 | 1974 | 24.3 | 44 | 2010 |
| 22 | 25 | 49 | 1954 | 2 | 1998 | 2 | 25 | 1955 | -23 | 1990 | 0.070 | 1.13 | 2014 | 1.37 | 21.2 | 2014 | 24.8 | 48 | 2014 |
| 23 | 23 | 41 | 1955 | -4 | 1990 | 2 | 29 | 1964 | -33 | 1990 | 0.077 | 0.95 | 1951 | 1.27 | 15.0 | 1951 | 25.4 | 51 | 2014 |
| 24 | 24 | 48 | 2011 | -9 | 1990 | 2 | 26 | 1955 | -23 | 1895 | 0.086 | 0.77 | 1969 | 1.43 | 11.6 | 1964 | 26.0 | 49 | 1983 |
| 25 | 24 | 43 | 1989 | -2 | 1895 | 1 | 29 | 1971 | -18 | 1895 | 0.053 | 0.40 | 1983 | 1.06 | 8.1 | 1964 | 26.1 | 54 | 1983 |
| 26 | 24 | 40 | 2010 | -2 | 2009 | 1 | 20 | 1971 | -19 | 2002 | 0.046 | 0.35 | 1988 | 0.92 | 7.0 | 1967 | 25.9 | 54 | 1983 |
| 27 | 24 | 42 | 1993 | 2 | 2009 | 2 | 27 | 1955 | -22 | 1988 | 0.058 | 0.58 | 1981 | 1.26 | 10.5 | 1981 | 26.2 | 58 | 1983 |
| 28 | 23 | 51 | 1980 | 4 | 1988 | 0 | 21 | 1980 | -25 | 1988 | 0.066 | 0.80 | 1964 | 1.21 | 12.2 | 1964 | 26.8 | 58 | 1983 |
| 29 | 23 | 45 | 1952 | 3 | 1895 | 2 | 18 | 2002 | -23 | 1895 | 0.089 | 1.10 | 1973 | 1.53 | 14.0 | 1963 | 27.0 | 55 | 1983 |
| 30 | 23 | 42 | 1955 | 3 | 2007 | 1 | 19 | 1955 | -18 | 1895 | 0.102 | 1.32 | 1973 | 1.50 | 14.5 | 1973 | 27.0 | 56 | 1983 |
| 31 | 24 | 42 | 1980 | 1 | 1972 | 0 | 21 | 1955 | -17 | 1973 | 0.091 | 0.86 | 1951 | 1.59 | 20.5 | 1995 | 27.7 | 60 | 1951 |
Location Info
Mountain Base 
