The nation’s weather


Weather Underground Forecast for Wednesday, June 15, 2016

Active weather will impact the Midwest on Wednesday, while a cool air mass spreads over the Northwest.

An area of low pressure will move across the lower Great Lakes. This system will produce strong to severe thunderstorms over a handful of states from the Mississippi Valley to the Ohio Valley. Severe thunderstorms will be possible in southern Wisconsin, Illinois, eastern Missouri, northeast Arkansas, northwest Tennessee, Kentucky, Illinois, southern Michigan, Indiana, Ohio and western West Virginia. These thunderstorms will be capable of producing large hail, dangerous straight line winds and isolated tornadoes. In addition, heavy rain will bring threats of flash flooding to northeast Minnesota, northeast Wisconsin, Michigan, northeast Indiana and northern Ohio. Showers and thunderstorms will also be possible in the southern Plains, the Deep South and the Mid-Atlantic.

Meanwhile, a frontal system will shift over the Intermountain West and the northern Plains. Rain and isolated thunderstorms will develop across parts of the Pacific Northwest, the Great Basin, the Intermountain West and the northern Plains. A mixture of rain and snow will be possible across the highest elevations of the northern Rockies and the Cascades. Warm and dry weather will prevail across the Southwest on Wednesday.

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Temperatures in the Lower 48 states Tuesday have ranged from a morning low of 30 degrees at Saranac Lake, N.Y. to a high of 100 degrees at Fort Stockton, Texas