A massive severe weather outbreak stretching from the Ohio Valley to the Gulf coast spawned dozens of tornadoes across 11 states on Friday, marking one of the largest outbreaks on record this early in a season.
For some areas, it was the second tornado outbreak this week.
Though the task of counting the actual number of tornadoes will stretch into next week, there were 107 reports of twisters on Friday.
The most concentrated area of tornadoes stretched across the Ohio Valley, from southern Indiana and Ohio south into Kentucky. Here, at least 39 people lost their lives.
Rescue workers, including the National Guard, continued to dig through rubble and debris early on Saturday in an effort to locate more survivors.
To streamline the aid process, Kentucky Gov. Steve Beshear declared a State of Emergency late on Friday.
In Indiana, the towns of Henryville and Marysville sustained direct hits from tornadoes during the early afternoon hours, leading to extensive damage.
Residents of Marysville, Ind., survey the tornado damage to their homes Friday, March 2, 2012 in Marysville, Ind. (AP Photo/Brian Bohannon)
"Marysville is almost completely gone," Clark County Sheriff's Maj. Chuck Adams told WHAS-TV in the wake of a tornado.
In Henryville, the town's high school was nearly demolished while school buses were thrown into nearby businesses. Fortunately, everyone at the school was safe and accounted for.
Several homes were destroyed by another tornado in nearby Holton, Ind., where a car was flipped over several times by the fierce winds.
A map of severe weather storm reports from Friday received by the Storm Prediction Center. (SPC/NOAA)
A possible tornado destroyed a trailer and damaged a silo and barns in New Liberty, Ky.
Farther south in Tennessee, dozens of people were injured as tornadoes touched down across 10 counties. In Alabama, more than a hundred homes suffered heavy damage.
AccuWeather.com's Vicki Frantz has more on this horrific outbreak.
There were more than 700 reports of severe weather in all on Friday and Friday night. Two hundred twenty of them were from strong thunderstorm wind gusts or wind damage, while 414 were from large hail.
The threat for severe weather lingered across parts the Southeast on Saturday, with a few tornadoes again developing from northern Florida through Georgia. Luckily, there were no reports of injuries.
More than 500 inbound and outbound flights at LaGuardia in New York were delayed due to the storms.
Around 8:47 PDT a magnitude 5.7 earthquake shook in the mountains of California, according to the U.S. Geological Survey.
Timelapse powered by Google could help scientists with climate change research.
The Memorial Day weekend will begin cool, windy and rainy in New England and part of the mid-Atlantic.
With one day remaining before Memorial Day weekend, the Sandy-battered Jersey coastline is hustling to finish last-minute preparations.
Explosive thunderstorm development can bring tornadoes to northern Texas and southwestern Oklahoma late Thursday.
Philadelphia, PA (1992)
A dramatic cold frontal passage. Early afternoon temperature over 80 degrees fell to a late-day reading in the 40s.
Brownsville, TX (1998)
Just 0.04" of rain since April.
Knoxville, TN (1807)
Hail 10" in circumference hail; a tornado went over the river, sucking fish out of the water.