National Weather Service (NWS) meteorologists have issued winter storm warnings and winter weather advisories for 13 states as of Thursday morning as winter storms unleash impacts across the Northern Plains, Midwest, and Northeast.

As the weather flips from cold to warm and back this week, a storm may hinder early Christmas travel in the eastern United States with areas of rain, fog, ice and perhaps more snow.

The winter storm watch previously issued for Greater Cincinnati has been upgraded to a warning, as more snow is expected Saturday night.

A storm system is expected to reach Massachusetts just before the weekend, bringing heavy rain and gusty winds, according to forecasters.

At 10:54 p.m. EST on Friday, the National Weather Service issued an updated winter storm warning in effect until Saturday at 10 p.m. EST for Chippewa County.

A strong geomagnetic storm is forecast for Tuesday, according to the National Oceanic and Atmospheric Administration's Space Weather Prediction Center.

: Widespread snow totals of 2 to 5 inches expected tonight. Latest forecast maps. A winter storm warning has been issued for parts of three New Jersey counties expected to get the highest snowfall totals with up to 5 inches in the forecast.

On Monday at 1:27 a.m. the NWS Seattle WA issued a winter storm watch valid from Tuesday 10 p.m. until Wednesday 10 p.m. The watch is for Cascades of Whatcom and Skagit counties, Cascades of Snohomish and Northern King counties,

Freezing temperatures and icy roads are coating New Jersey on Monday, one day after the Tri-State Area's first snowstorm of the season. The storm blanketed New Jersey and brought up to six inches of snow to some areas. You'll find icy conditions on sidewalks across Union, Bergen and Essex counties.