The NWS issues winter storm warnings when "a significant combination of hazardous winter weather is occurring or imminent." In addition, winter weather advisories had been issued

Michigan is set for a harsh winter storm with areas expecting up to 20 inches of snow and potential blizzard conditions.

Rain is expected to turn into heavy snow falling at rates of one inch per hour as a winter storm system moves through part of Michigan.

We're in second part of this storm system and forecasters say it's going to be colder, with high temperatures mainly in the 50s across Southern California, bringing with them low snow levels. Most areas will see scattered showers that could bring brief periods of moderate to heavy rain,

Yosemite was placed under an updated winter storm warning by the National Weather Service on Thursday at 3:37 a.m. The warning is in effect until 1 p.m.

The winter weather warning will be in effect until 10 a.m. Friday, with wet snow and up to 5 inches of snow above elevations of 4,000 feet in the forecast.