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Weather Underground midday recap for Sunday, November 23, 2014
An active weather pattern impacted the eastern half of the country on Sunday, while unsettled weather persisted over the Northwest.
A strong low pressure system moved north northeastward over the lower Mississippi Valley. As this system drew moisture from the Gulf of Mexico, strong to severe thunderstorms developed across the Southeast. Severe thunderstorm warnings were issued across the Florida Panhandle, while tornado warnings were issued in southeast Alabama and southwest Georgia. Lake Charles Regional, La., reported a midday total of 3.39 inches of rain. Alma, Ga., reported a midday total of 1.93 inches of rain. Moderate to heavy rain also developed across the Tennessee Valley, the upper Midwest and the Ohio Valley on Sunday. Additionally, rapid snow melt brought a threat of flooding to portions of the Northeast as temperatures warmed up over the eastern third of the country. Flood warnings were issued in western New York.
Meanwhile, a cold front extended from the southern Plains to the upper Mississippi Valley. Rain developed along this frontal boundary from northeast New Mexico to northeast Minnesota. A cluster of snow showers moved across the Dakotas, while light snow showers lingered over the central Rockies.
A separate cold front approached the Pacific Northwest. Moderate to heavy rain moved onshore over northwest Oregon and southwest Washington, while high elevation snow showers developed across the northern Cascades. High pressure over the eastern Pacific kept conditions clear across the Southwest. High wind warnings were issued over southwest California on Sunday.