After temperatures reached double digits on Wednesday for the first time since Sunday, the mercury fell back below zero again early Thursday morning.
Overnight Thursday, lows did not drop below the mid-20s, a stark contrast from the subzero temperatures felt most of the week.
Icy conditions could still be a problem Friday morning thanks to pockets of freezing drizzle. Air travel could face minor delays in the morning hours.
A storm system moving west of Chicagoland on Friday will drag enough warm air in for a steady rain to develop Friday and Friday night. The rain may end as some snowflakes Saturday morning.
Highs Friday through Sunday will near 40 degrees, providing an opportunity to venture outdoors without the sting of frigid air.
As temperatures rise through the weekend in the South, so will the risk for heat-related dangers.
While heavy rainfall inundated the Phoenix area with historic flooding, deadly landslides occurred in Japan, claiming dozens of lives.
While a tropical low is expected to brew into Tropical Storm Cristobal this weekend, the East Coast of the U.S. is being monitored for future impacts -- even if the storm remains well offshore.
United States residents may pay higher heating costs this fall as colder air is expected to grip the Rockies and Plains at times and some quick-hitting chilly shots may impact the Northeast.
A swath of soaking rain will slowly shift from the northern Plains to the Canadian Prairies this weekend, making people reach for their umbrellas and heightening concerns for flooding.
While residents will face more disruptions to outdoor activities on Saturday, dry air will push southward across Pittsburgh to end the weekend.
East-Central Kentucky (1980)
2-1/2 to 3 inches of rain in 45 minutes. 75 homes were flooded and one was washed off its foundation, ending up blocking a roadway in the community of Beauty (near the WV-KY line). Heavy damage was reported, there including a washed-out bridge.
Wichita Falls, TX (1980)
108 degrees -- new record high for this date, also the 56th day of the last 59 days that they have reached 100 degrees or more.
New Orleans, LA (1980)
102 degrees -- highest reading ever recorded in the Mardi Gras city.