Big Bear
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Purely Artificial

Big Bear
The Bear Mountain resort at Big Bear has been making snow for more than 40 years. (Christopher Reynolds / LAT)
Big Bear
With Southern California snowfall unpredictable and often scant, Bear Mountain’s seasonal opening in November depended heavily on snowmaking. (Christopher Reynolds / LAT)
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Management typically puts snowmaking machinery in motion when “wet-bulb” temperature -- a combination of temperature and humidity -- falls below 28 degrees. (Christopher Reynolds / LAT)
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On an early December morning at Bear Mountain, most of the snow is manmade. (Christopher Reynolds / LAT)
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Under a bright morning sun, snowmakers at Bear Mountain near the end of a shift. (Christopher Reynolds / LAT)
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Snowmakers at Bear Mountain adjust the high-pressure guns that cover the resort’s slopes. (Christopher Reynolds / LAT)
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