Atlanta's forecast includes sunny and chilly days, with a cool start to the week, a midweek warm-up, and potential showers Thursday. The National Weather Service predicts calm to breezy conditions.

Detroit's weather forecast predicts a mix of cold, wind, and potential snow, followed by milder temperatures with chances of rain towards the end of the week.

Milwaukee is facing a severe cold snap with wind chills reaching -25 degrees, prompting a Cold Weather Advisory. Residents should dress warmly to prevent frostbite. Conditions are expected to improve slightly next week.

The National Weather Service reports chilly conditions in Oklahoma City, with a 17°F morning, expected to rise to 32°F. Temperatures will increase throughout the week, reaching highs of 71°F by Saturday.

Boston expects snow before 4 pm with 1-3 inches accumulation and high near 33°F. Tonight, snow chances diminish, with low around 14°F and wind chill as low as -1. Upcoming week may see more snow showers and rising temperatures.

The National Weather Service issued a Cold Weather Advisory for parts of Tennessee, North Carolina, and Virginia due to very cold wind chills expected.

Ohio is experiencing record cold temperatures, with the National Weather Service reporting the end of a snow system and the lifting of all storm advisories. A warming trend is forecast before another system arrives on Thursday.

Cleveland is experiencing a severe winter with heavy snow and low temperatures. The NWS has issued advisories and Lake Effect Snow Warnings in effect for several counties, with potential heavy snowfall and disruptions expected.

Heavy snowfall expected in Philadelphia, with the NWS issuing a winter storm warning for up to 7 inches of snow and advising caution for travelers due to slippery roads and low visibility.

The National Weather Service warns Baltimore of a strong arctic front with gusty winds, snow, and single-digit wind chills. Travel may be difficult and gale warnings are in place for boaters.

Orlando faces a windy end to the weekend with gusts up to 40 mph due to a cold front, causing boating challenges and minor beach erosion. Temperatures to drop after the front passes.

Central Indiana faces an Extreme Cold Warning with wind chills as low as -23°F, and a Cold Weather Advisory continues through Monday morning, with risks of frostbite in under 30 minutes.

Washington D.C. area residents woke up to 1-3 inches of snow with more expected, challenging travel with slippery conditions and reduced visibility due to fog. Cold temperatures and icy conditions are likely to persist.