For the last week of February, the dangerous cold will continue in Chicagoland.
Temperatures Thursday hovered in the single digits, as overnight lows dropped below zero. The record low for Friday morning of 0 F set in 1884 will be broken.
Anyone outdoors during the evening hours will be at risk for cold-related illnesses such as hypothermia or frostbite.
Chicago will have another chance of snow on Friday night. While accumulation will not amount to much, more snow is in the forecast for the weekend.
The weekend will feature cloudy skies, chances for snow flurries and temperatures hovering around 20F on both Saturday and Sunday.
Looking ahead to the first week of March, temperatures will remain consistently in the 20s, as the air continues to remain cold.
Tune in to AccuWeather Live Midday every weekday at noon EST. We will be talking about the return of cold air in the Midwest and East, as well as more storms and the potential for rain in California.
Severe thunderstorms return near Little Rock, threatening areas from Oklahoma City to Dallas to close out Wednesday evening.
Tropical Depression Two has lost its battle to become the next Atlantic tropical storm, but it will still increase shower activity across the Caribbean to end the week.
After temperatures briefly climb to typical midsummer levels, another cooldown will roll into the Midwest and expand to the East for the last part of July.
A thick, massive band of mayflies traveling along the Mississippi River created a swarm so intense it became visible on National Weather Service radars on July 20, 2014.
Fresh cooler and less humid air will settle over the Boston area for Thursday and Friday.
Warm and humid air in place over much of the Northeast at midweek is contributing to the risk of drenching, gusty and locally severe thunderstorms on Wednesday.
Seattle, WA (1991)
99 degrees, all-time record high for July.
Heat Wave: Location New Record(F): Old Record(F)/Year: Washington, D.C. 101 100/1987 Philadelphia, PA 99T 99/1978 Atlantic City, NJ 100 96/1987 Harrisburg, PA 103 98/1987 Baltimore, MD 103 98/1987 (Custom House)
New Zealand (1995)
Extreme cold - a bay in Littleton Harbor froze for the first time in "living memory".