This system will pick up increased Gulf moisture as it progresses eastward, allowing precipitation to reach into Texas and Oklahoma. Meanwhile, a frontal boundary from the north will drop southward with plenty of cold air that will support a precipitation changeover to snow. These elements will allow portions of eastern Arizona through New Mexico, the Texas and Oklahoma
panhandles, Kansas, and southeastern Colorado to experience new snow accumulations of up to 6 to 12 inches, with areas of locally heavier snowfall. In addition to snowfall, a tight pressure gradient will lead to strong wind gusts greater than 40 mph and blizzard-like conditions. Winter
weather advisories and winter storm warnings will remain in effect for eastern Arizona and western New Mexico, while
winter storm watches and blizzard watches remain in effect for much of eastern New Mexico through the Texas and Oklahoma
panhandles, Kansas, and southeastern Colorado. By the late afternoon and evening, thunderstorms affecting eastern Texas will have a slight chance of turning severe, with an isolated, marginal
threat of damaging wind and tornadoes.
Outside of this region, rain showers will form ahead of the cold front extending from the
southern Plains through the Ohio Valley and into the lower Great Lakes.
In the West, a ridge of high pressure rebounds over the Pacific Northwest for dry weather. Expect fog to remain until very late in the inland valleys.
Temperatures in the Lower 48 states Sunday ranged from a morning low of
minus 9 degrees at Saranac Lake, N.Y., to a high of 79 degrees at Fort Lauderdale, Fla.
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