Raleigh faces significant snowfall and frigid conditions as the National Weather Service issues winter storm and extreme cold warnings, advising against travel.

The National Weather Service issued a Cold Weather Advisory for the Baltimore/DC area due to extreme wind chills. Residents should take precautions against frostbite and hypothermia.

St. Louis faces cold temperatures with wind chills between -5 to -15 degrees and highs near 20°F. The week may see some snow but no significant disturbances.

Pittsburgh faces an Extreme Cold Warning with wind chills dropping to -20 to -30 and a less severe advisory to follow. Outdoor activities are risky, snow is likely, and aviation may be affected by cloud conditions.

Tampa is facing a weekend of hazardous weather with strong winds, freezing temperatures, and coastal threats prompting multiple advisories, including wind, freeze, and surf warnings. Residents are urged to take precautions.

Atlanta expects a chilly week with snow showers, windy conditions, and varying temperatures, with warmer and sunnier weather forecasted towards the week's end.

The NWS in Cleveland notes a cold snap with slightly less severe overnight temperatures, ongoing frostbite risks, possible light snow affecting travel, and potential aviation delays due to weather.

NWS warns of severe, ongoing arctic chill in Ohio, advising limited outdoor time due to extreme cold and anticipating possible light snow next week, with caution for aviators due to challenging flying conditions.

Boston faces extreme cold and coastal flooding; wind chills may hit -13 degrees, with flooding advisories for shorelines and waterways. Roads may be impassable, and residents are advised to prepare.

The National Weather Service in Jacksonville issued warnings for extreme cold, strong winds, and a freeze for northeast Florida and southeast Georgia over the weekend.

Baltimore is facing a severe cold snap with dangerous wind chills as low as -20°F, prompting advisories and warnings for extreme cold and gusty winds. A warming trend is expected starting Sunday.

The National Weather Service issued a Cold Weather Advisory for Indianapolis, warning of wind chills as low as -15°F and advising residents to wear appropriate attire against hypothermia.

The National Weather Service warns of extreme cold in parts of Delaware, Maryland, New Jersey, and Pennsylvania, urging precautions against hypothermia and frostbite.