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Weather Underground Forecast for Sunday, March 01, 2015
An area of low pressure will continue to affect the Southwest on Sunday, while an active weather pattern will shift across the eastern third of the country.
A low pressure system will shift southward over the southwestern corner of the country. This system will usher light to moderate rain over southern California, the southern tip of Nevada and southern Arizona. Moderate to heavy snow showers will impact the higher elevations of southern California, the Great Basin, the Wasatch and the southern Rockies. Winter storm warnings are in place across the central and southern Rockies, as well parts of southern California. Flood watches are also in place for central Arizona. Additionally, an onshore flow from the Pacific will bring chances of afternoon and evening showers to the Pacific Northwest.
Meanwhile, a wave of low pressure will move across the central and eastern thirds of the country on Sunday. A mixture of snow and freezing rain will be possible across the southern and central Plains, the middle Mississippi Valley, the Ohio Valley, the northern Mid-Atlantic and southern New England. Winter weather advisories are in place from Texas to southern Vermont. An onshore flow from the Gulf of Mexico will aid in producing showers and thunderstorms across the western and central Gulf Coast, as well as the lower Mississippi Valley. Just to the east, return flow from the Atlantic will bring chances of thunderstorms to Florida.