This is the blog for the United States' national forecast. These summaries are by Weather Underground forecasters and are updated twice each day.
By: nationalsummary , 10:44 AM GMT on May 16, 2014
Weather Underground midday recap for Friday, May 16, 2014
Heavy rain continued to impact parts of the Eastern Seaboard on Friday, while a ridge of high pressure lingered over the West Coast.
A cold frontal boundary extended across the Eastern Seaboard on Friday. As this system interacted with warm, muggy air over the western Atlantic, heavy rain and thunderstorms developed over the Mid-Atlantic and the Northeast. Flash flood warnings were issued in New York, while flash flood watches were issued in a handful of other states. Washington, N.C., reported a midday total of 4.29 inches of rain, while Patuxent River, Md., reported a midday total of 3.46 inches of rain. Scattered showers also pushed across parts of the upper Midwest and the Ohio Valley. Frost advisories were issued in Iowa, Illinois and Michigan as temperatures dropped 15 to 20 degrees below normal across the region. Volk, Wis., recorded a morning low of 23 degrees, while Bemidji, Minn., recorded a morning low of 24 degrees.
A cold frontal boundary stretched from the upper Intermountain West to the central Plains. An area of low pressure along the eastern end of the front pushed rainy weather across the central Rockies and the Plains, while scattered showers also developed over parts of Idaho and Montana. Meanwhile, a ridge of high pressure continued to linger over much of the West Coast, as temperatures ranged between the 90s and 100s across the Southwest. Palm Springs, Calif., recorded a midday high of 100 degrees, while Imperial, Calif., recorded a midday high of 99 degrees. .
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