Severe Thunderstorms in the Northern Plains; Heavy Rainfall in the Mississippi and Tennessee Valleys; Critical Fire Weather in the Southwest

Severe thunderstorms, with a significant wind threat, will continue through tonight across the northern Plains. Wind gusts of 60 to 100 mph are possible. Heavy rainfall will continue through tonight from Oklahoma into Missouri, and in the Tennessee Valley through Monday. Critical fire weather conditions continue in the Southwest through Tuesday. Read More >

Overview

A large upper level low moving through the Upper Great Lakes region brought a finger of the northern jet streak through the region that coupled with a low level jet filtered through the warm air over the lake and caused damaging winds along the lakeshore. Buoys and observations stations in and along Lake Michigan had wind reports upwards of 62 mph. This caused power outages along the lakeshore and just inland as the storms moved souteasterly through southwest Michigan.