National Weather Summary for January 20,2014 from weatherunderground.com

Weather Underground midday recap for Monday,January 20,2014

Temperatures plummeted across the northern Plains and the upper Midwest on Monday as an arctic cold front stretched across the region, while a separate cold front extended across the Northeast.

Cold, blustery conditions and snowy weather moved across the northern Plains and the upper Midwest on Monday as a cold front stretched from eastern Montana to southern Wisconsin. Temperatures dropped significantly across several states as wind chill warnings were issued in the Dakotas, Iowa, Minnesota, Wisconsin and northern Illinois. Grand Marais Airport, Minn., recorded a morning low of -16 degrees, while International Falls, Minn., recorded a morning low of -11 degrees with a windchill factor of -31 degrees. Another cold front extended across the southern Plains and the Mississippi Valley on Monday, although no precipitation accompanied this system. Texas experienced warm, sunny weather, as Kingsville Naval Air Station, Texas, recorded a midday high of 82 degrees.

Cold, snowy weather also pushed across the Great Lakes and the Northeast as a frontal boundary extended from Ohio to Maine. Ogdensburg, N.Y., reported a midday total of 5.7 inches of snow, while Walden, Vt., reported a midday total of 5.5 inches of snow. The Southeast stayed clear of wet weather on Monday.

The western third of the country also experience dry conditions due to a ridge of high pressure over the eastern Pacific. Dense fog advisories were issued across Oregon, Washington and Idaho, while freezing fog advisories were issued in southern Oregon.