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A t-storm late this afternoon
Rain, then snow; much colder
Chilly with clouds and sun
Sunny and warmer
Partly sunny and nice
of sunlight, then sets at
of moolight, then sets at
Accumulating snow will hit the Denver area on Thursday with slippery roads and travel problems. more >
Dec 20, 2012; 5:00 AM ET
The 540 line is often used by meteorologists to determine the chances of rain vs. snow.