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Weather Underground midday recap for Monday, December 24, 2012.

The storm system that pounded the West Coast Sunday continued to move eastward and brought significant snowfall to portions of the Intermountain West Monday. Some areas saw up to a foot of snow. The southern end of the system¼'s cold front supported rain showers over southern California.

Moving to the East, a low pressure system brought widespread showers and thunderstorms from Mid-Atlantic and Ohio Valley southwestward across the Tennessee Valley and portions of the Southeast.

Elsewhere, scattered snow showers continued over the Great Lakes region.

Temperature wise, the coldest region was over the Northern Plains, where highs were only in the teens and single digits. These readings were 25 to 35 degrees below normals. On the other hand, the warmest regions were in southern Texas and southern Florida, where afternoon temperatures rose into the upper 70s and 80s.

Temperatures in the Lower 48 states Monday have ranged from a morning low of -18 degrees at Hazen, N.D. to a midday high of 84 degrees at Corpus Christi, Texas