National Weather Service United States Department of Commerce

Prolonged, Intense Heat Wave; Excessive Rainfall in the Southern Rockies; Severe Weather in the Central US

Extremely dangerous heat will persist from the Midwest to the East Coast into late this week. Monsoonal moisture may produce excessive rain and considerable flash flooding and debris flows, especially near recent burn scar areas in New Mexico and west Texas. Severe storms are possible this evening from the southern/central Plains into the Great Lakes, and the northern/central Plains Tuesday. Read More >

Overview

A strong storm system developed across the eastern Great Plains and Midwest during the afternoon of November 26, and brought a strong cold front across the area during the evening and overnight. Several rounds of showers and strong thunderstorms developed along this front, some of which produced severe wind gusts. Damage was limited mainly to trees, and mainly occurred over southeast Iowa and west central Illinois.

An NWS Storm Survey determined that straight-line thunderstorms wind caused extensive damage in Granville, IL this morning at approximately 1240 AM CST. The maximum estimated wind speed is between 90 and 100 MPH. The winds snapped power poles, uprooted and snapped trees, and caused roof damage at several homes and businesses. The damage path is approximately 1 mile long and half of a mile wide.

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WPC Surface Fronts and Pressure
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