– A storm system exits the Plains and pushes through the Ohio Valley toward the Northeast tomorrow.
– Thunderstorms are already occurring in parts of the Plains and Mississippi Valley ahead of the storm system.
– Severe thunderstorms are possible in southern Iowa and western Illinois, northern Missouri, central and northeast Kansas and northern Oklahoma.
– Large hail, damaging wind gusts and isolated tornadoes are possible.
– The highest threat of tornadoes is in northeast Kansas, northwest Missouri, southwest Iowa and southeast Nebraska.
– As the storm moves east into colder air some wintry precipitation is possible from the northern Great Lakes Friday to southern New England by early Saturday.
– A powerful storm produces heavy rain and heavy mountain snow across the Northwest and northern California through Friday.
– Rainfall in western Washington, western Oregon and northwest California could tally 2 to 8 inches through Friday.
– The heavy rain could lead to flooding, especially in western Oregon and northwest California.
– Snow will be measured in feet in the Cascade Mountains and the mountains of northern California.