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Weather Underground midday recap for Monday, September 01, 2014
A cold front extended from the southern Plains to the western Great Lakes on Monday, while high pressure stalled over the upper Intermountain West.
A cold front stretched across the southern Plains, the middle Mississippi Valley, the upper Midwest and the western Great Lakes. As this cold front collided with a warm, muggy air mass from the Gulf of Mexico, a line of strong to severe thunderstorms developed over the upper Midwest. Severe thunderstorm warnings and tornado warnings were issued across the northern half of Michigan. Frederic, Mich., reported trees and power lines down, while Eau Claire, Wis., reported a midday total of 1.29 inches of rain. Isolated thunderstorms also developed over parts of the Ohio Valley and the Northeast, as severe thunderstorm warnings were issued in eastern Maine. Clayton Lake, Maine, reported a midday total of 0.80 inches of rain.
To the south, scattered showers and thunderstorms developed over the Gulf Coast and Florida. High pressure kept conditions mostly clear across the Tennessee Valley, the middle Mississippi Valley and the central Plains on Monday.
Meanwhile, a cold front approached the Northwest, pushing showers across the coast of Washington. The remainder of the West Coast stayed warm and dry, as temperatures ranged between the 90s and 100s across the Desert Southwest. Death Valley, Calif., recorded a midday high of 106 inches degrees.