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Areas of low clouds, then sun
of sunlight, then sets at
of moolight, then sets at
As thousands flock to Los Angeles for the 2014 Vans US Open of Surfing this weekend, the weather will cooperate with plenty of sunshine and slightly higher-than-average temperatures. more >
Dec 20, 2012; 5:00 AM ET
The 540 line is often used by meteorologists to determine the chances of rain vs. snow.