Rainfall of two to three inches floods roads from San Diego County to Arizona, even overnighting some people in Southern California due to flooding.
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Eleven states from California to Wisconsin are flooded, signaled for snow and wind as this storm slowly moves east.
Heavy rain is raining in Southern California, Nevada and Arizona on Wednesday morning.
In higher elevations, snow falls Wednesday morning from the Sierra Nevada Mountains in California to Montana.
By Wednesday night, Thursday morning, the storm would reach the Great Lakes and the northern plains, bringing heavy rain from Minneapolis to Chicago.
The southern plains, from Oklahoma to Arkansas and Tennessee, may also be affected by heavy rain as the southern storm moves east Thursday. Some areas see up to four inches.
Meanwhile, the north will see snow from Dakota to northern Minnesota and Michigan's Upper Peninsula.
A winter storm warning has been issued for northern Minnesota where it may fall to nine inches of snow. Not much accumulation is expected for twin cities.
The heaviest snow will be in 2-foot Rockies, possibly in southwestern Colorado. Snow is also possible in the mountains beyond Los Angeles, San Diego, Las Vegas and Northern Nevada, where some areas can also see up to 1