National Weather Service United States Department of Commerce

Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Tornadoes and Severe Storms - September 1st-2nd, 2014

National Weather Service, Springfield, MO

Event Summary

A frontal boundary, an increasing low level jet and an upper level disturbance interacted with a very moist and unstable atmosphere to produce several rounds of strong to severe storms across the Missouri Ozarks and extreme southeast Kansas during the evening into the overnight hours of September 1st-2nd, 2014.

The most intense storm was with a line segment that tracked across far southeast Cherokee county Kansas into central and northern Newton county and southern Lawrence county. This line segment produced straight line winds of 75 to 80 mph along with a small spin-up tornado in northern Newton county.


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