Update at 6:33 p.m. EDT Friday:
This blog is no longer live, as the severe threat has ended across the South. Detailed reports of the event can be found below.
Severe thunderstorms and some tornadoes ignited across portions of Kansas and Missouri Wednesday night and Thursday, starting off the first major severe weather outbreak of the spring season.
The threat of isolated damaging winds remained from Cleveland to New York state throughout Friday afternoon, along with heavy winds across Ohio behind the storm system, with recorded wind gusts surpassing 40 mph.
Through Friday, severe weather swept across Arkansas, cutting power to more than 22,000 people. Storms that tracked across Arkansas Thursday night left more than 50,000 Entergy customers without electricity for a time, the utility reported.
Denton County, Texas, was hard hit Thursday afternoon and evening by four rounds of storms in northern Texas.
These storms had an extensive history of flooding with inches of rain causing water to flow into the streets across several towns in southern Indiana Thursday night.
Only one tornado was reported Wednesday when a storm chaser spotted a brief rope tornado near Elk City, Kan. Eight more twisters were reported Thursday, spanning from northeast Texas to southern Illinois. No injuries or fatalities were reported on either day.
5:40 p.m. EDT Friday: Trees down from thunderstorms at Hermitage and Sharpsville, Pa., emergency management reported.
4:59 p.m. EDT Friday: Winds estimated at 85 mph, downed trees and downed power lines were reported by an NWS survey in Camden, Ouachita County, Ark. Some houses were reported damaged by felled trees, along with Camden Fairview High School's athletic facilities.
3:12 p.m. EDT Friday: Flooding along roads across Bracken County, Ky., reports law enforcement.
2:04 p.m. EDT Friday: More than 18,000 Entergy Arkansas customers are without power, the utility reported. The primary outages were reported with 2,400 in Columbia County and 7,590 more in Ouachita County.
1:40 p.m. EDT Friday: The severe threat in the eastern U.S. is waning, AccuWeather.com Senior Meteorologist Bob Smerbeck said. The storm system is lifting away from the mid-Atlantic states removing needed energy for severe storms.
1:30 p.m. EDT Friday: A tornado Thursday evening in University City, Mo., was confirmed as an EF1, with a maximum width of about 100 yards and a path of about a half mile, the NWS in St. Louis said.
1:15 p.m. EDT Friday: A tornado Thursday evening in Princeton, Texas, was determined to be an EF0 on the Enhanced Fujita Scale with an estimated maximum winds of 85 mph. Damage occurred in several residential areas, the National Weather Service at Fort Worth said.
12:45 p.m. EDT Friday:
12:35 p.m. EDT Friday: More than 3,000 First Energy customers in Ohio, mainly in the Akron and Cleveland areas, were still without power Friday afternoon, the utility said.
12:30 p.m. EDT Friday: About 22,000 Entergy Arkansas customers were without electricity Friday, the utility reported.
12:15 p.m. EDT Friday:
State Route 10 N in Macon Co Crash at SR-52 RT. and LT. at 10 AM 4/4 est clear by 2:00 PM 4/4 (CT— TN511 (@TN511) April 4, 2014
11:55 a.m. EDT Friday: For the latest updates on the severe weather igniting from Cleveland to Atlanta, watch the noon edition of AccuWeather LIVE:
10:45 a.m. EDT Friday:
I-40 W in Smith Co Crash Overturned Tractor Trailer at MM 263 at 4/4 7:00 AM est clear by 4/4 1:00 PM— TN511 (@TN511) April 4, 2014
9:34 a.m. EDT Friday: "We saw a line of thunderstorms push through the Ohio and Mississippi valleys this morning, and that line is now moving eastward into West Virginia, eastern Kentucky and Tennessee, and will eventually move into western Virginia and North Carolina, " AccuWeather.com Meteorologist Steve Travis said. "There is also another area of strong thunderstorms ongoing across Louisiana and Mississippi and we expect the severe threat to remain in those states into the afternoon. The main threats with these storms will be damaging wind gusts, however, small hail is also a possibility"
8:25 a.m. EDT Friday: The Ohio Department of Transportation has reopened a portion of I-75 near Cincinnati that had been closed by high water.
8:00 a.m. EDT Friday: Watch the latest edition of AccuWeather LIVE for updates on the storm track:
7:37 a.m. EDT Friday: A co-op observer reports 4.25 inches of rain in the past 48 hours for Gelncoe, Ky.
6:50 a.m. EDT Friday: Flash flooding reported in Salem, Ill., by law enforcement.
6:03 a.m. EDT Friday: Nearly 3,000 First Energy customers are without power in northern Ohio, near Akron and Cleveland.
5:43 a.m. EDT Friday: MESONET reports more than 4.5 inches of rain for Clark County, Ind., in the past 40 hours.
5:21 a.m. EDT Friday:
COMPLETE I-65 MM 8.4 NB near Sellrsbg/mile 8 All lanes slow 6 hours due to high water— INDOT TrafficWise (@TrafficWise) April 4, 2014
4:57 a.m. EDT Friday: Numerous high water rescues have taken place in New Albany, Ind., due to flash flooding, emergency manager reports.
4:12 a.m. EDT Friday: Thunderstorms have produced hail the size of quarters in Somerville, Tenn., located east of Memphis.
3:15 a.m. EDT Friday: Law Enforcement has reported street flooding in multiple cities across southern Indiana following heavy rains. In the past five hours, Evansville, Ind., has received nearly 3 inches of rain and Huntingburg, Ind., has received over 2.25 inches of rain.
2:05 a.m. EDT Friday: More than 37,000 Entergy customers are without power in Arkansas, the utility reported.
1:02 a.m. EDT Friday: Vehicle rescues have been performed along Highway 45 in Eldorado, Ill., as a result of flash flooding, emergency manager reports.
12:15 a.m. EDT Friday: The severe weather threat has appeared to come to an end in St. Louis, but storms continue to track across southern Illinois and Indiana.
10:54 p.m. EDT Thursday: A tornado is on the ground north of Mount Vernon, Texas, along Highway 37, law enforcement reports.
10:27 p.m. EDT Thursday: Two funnel clouds have been reported by NWS trained spotters near Bloomfield, Mo.
9:30 p.m. EDT Thursday: A tornado was on the ground near Twin Oaks, Mo., on the south side of St. Louis, reports NWS spotter. A second tornado was reported five miles northeast of Fairdealing, Lyon County, Ky., reports an NWS trained spotter
9:20 p.m. EDT Thursday:
Hunt County, near hwy 69, reports of significant damage to homes, on FM1081. Tornado warning continues, if near this storm, take cover now!— NWS Fort Worth (@NWSFortWorth) April 4, 2014
8:45 pm. EDT Thursday:
There are currently no reports of injuries & upon a cursory review of north and centrally located streets no major property damage.— City of Denton, TX (@cityofdentontx) April 4, 2014
8:39 p.m. EDT Thursday: The Blackwater River near Valley City, Mo., is above major flood stage, cresting at 33.39 feet and breaking the record of 32.48 feet in June 2013, according to NWS.
8:35 p.m. EDT Thursday: Tornado reported crossing Highway 380 at Princeton, Collin County, Texas, NWS spotters report.
8:17 p.m. EDT Thursday: Confirmed tornado was located near Washington, Mo., moving east at 35 mph, according to NWS St. Louis.
8:00 p.m. EDT Thursday: Denton, Texas, is in line for more storms.
7:55 p.m. EDT Thursday: More than 3,000 Oncor customers in Texas were without power Thursday evening, the utility reported.
7:35 p.m. EDT Thursday: Missouri Gov. Jay Nixon declared a state of emergency in response to the severe weather.
7:26 p.m. EDT Thursday: A confirmed tornado has been reported at Rich Fountain, Mo., 80 miles west of St. Louis, according to Missouri State Highway Patrol.
7:20 p.m. EDT Thursday: Trained spotters in Denton, Texas, reporting wall cloud with marble- to hen egg-sized hail.
6:53 p.m. EDT Thursday: Watch this evening's edition of AccuWeather LIVE, discussing the latest on the outbreak of severe weather moving through the Central U.S.:
6:40 p.m. EDT Thursday: Tennis ball-sized hail fell south of Salisbury, Mo., reports NWS spotter.
6:35 p.m. EDT Thursday: Widespread wind damage occurred in Miller County, Mo., law enforcement reported.
6:30 p.m. EDT Thursday: Golf ball-sized hail one mile west of Salisbury, Mo., NWS spotter reported.
6:20 p.m. EDT Thursday: Flooding reported by NWS spotter in Evansville, Ind.
6:00 p.m. EDT Thursday:
Hail damage reported in Denton, Texas, at a parking lot along I-35. (Photo/Twitter user @MeredithT1)
6:00 p.m. EDT Thursday: Columbia, Mo., broke a 101-year-old record with 3.26 inches of rain for April 3. More rain is expected. The old record was 1.46 inches, which was set on April 3, 1913.
5:45 p.m. EDT Thursday: Softball-sized hail of 4.25 inches in diameter reported in Denton, Texas one-eighth of a mile west of Texas Women's University, according to a NWS trained spotter.
5:34 p.m. EDT Thursday: Golf ball-sized hail reported one mile north of Cross Timbers, Hickory County, Mo., by county emergency management.
5:21 p.m. EDT Thursday: Flooding reported along highway 69 in Ohio County, Ky., between Fordsville and Hartford. County Sheriff's office is responding and redirecting traffic, according to an NWS spotter.
4:50 p.m. EDT Thursday: Golf ball-sized hail and hail more than 2 inches in diameter reported near Denton, Texas, reports a NWS trained spotter.
4:15 p.m. EDT Thursday: Earlier in the afternoon, the Storm Prediction Center and other NWS websites were down for a time on Thursday. Please see the latest updates from AccuWeather Enterprise Solutions Senior Vice President Mike Smith.
The SPC website access issue was due to NOAA DNS errors. Please flush out your DNS cache to access the website... http://t.co/QHnGTc2a7f— NWS SPC (@NWSSPC) April 3, 2014
4:10 p.m. EDT Thursday: Golf ball-sized hail fell four miles east-northeast of Fayette, Mo., an NWS spotter reported.
3:55 p.m. EDT Thursday: Watch the latest edition of AccuWeather LIVE for updates on the severe weather from Texas to Ohio:
3:35 p.m. EDT Thursday: More than 3,000 Ameren Missouri customers, with about 2,000 in Jefferson County, were without power, the utility reported.
3:30 p.m. EDT Thursday: Flooding reported across many areas of central Indiana, local officials report.
3:25 p.m. EDT Thursday: More than 3,660 U.S. flights have been delayed and another 368 canceled, according to FlightStats.
3:15 p.m. EDT Thursday: 1.84 inches of rain fell in six hours, two miles northwest of Leo, Ind., CoCoRaHs reports.
3:00 p.m. EDT Thursday: Flooding reported in East Carmel, Ill.
2:45 p.m. EDT Thursday: Several roads closed due to flooding in Rolla, Mo., law enforcement said. Other roads closed throughout Phelps and Pulaski counties.
2:40 p.m. EDT Thursday: Thunderstorms capable of producing a tornado heading toward Preston, Mo., northwest of Springfield, AccoWeather.com meteorologists said.
2:30 p.m. EDT Thursday: Numerous roads under water throughout Daviess County, Ky., an NWS spotter reports.
2:25 p.m. EDT Thursday: There is a break but more storms are expected in southeastern Missouri, western Kentucky and southern Illinois, AccuWeather.com Meteorologist Brian Edwards said. Another threat area for storms is from Springfield, Mo., to Tulsa, Okla., and close to Little Rock, Ark.
2:10 p.m. EDT Thursday: Flooding was occurring in Boone and Moniteau counties in Missouri, emergency management officials told the NWS.
2:00 p.m. EDT Thursday: Golf ball-sized hail at Rolla, Mo., NWS spotter reported.
1:40 p.m. EDT Thursday: National flight delays top 2,600 with more than 750 of those delays into and out of Chicago O'Hare International, according to FlightStats.
12:56 p.m. EDT Thursday:
Reports of flooded roadways are coming in from across the state, allow for longer transit times and blocked routes. #tadd— IU Emergency Mgmt (@IUEMC) April 3, 2014
12:24 p.m. EDT Thursday: More than 2 inches of heavy rain have been recorded in Franklin Co., Ill., by an NWS-trained spotter.
11:50 a.m. EDT Thursday: For the latest on the storms, watch our noon edition of AccuWeather LIVE:
11:40 a.m. EDT Thursday:
US 50 CLOSED West of Warrensburg - Floodwaters cover all lanes. More info to come. (Photo) - http://t.co/ZEbtz6JbE6— MoDOT (@MoDOT) April 3, 2014
11:34 a.m. EDT Thursday: Water over several intersections of Highway 41A in Henderson, Ky., due to flash flooding, reports NWS spotter.
11:20 a.m. EDT Thursday: Phone lines down due to thunderstorm wind damage in Cauthron, Ark., reports law enforcement.
11:00 a.m. EDT Thursday: More than 1,150 flight delays nationally with the top delays coming into and out of Chicago O'Hare International Airport, according to FlightStats. Chicago O'Hare International is currently experiencing delays due to thunderstorms, according to the FAA.
10:30 a.m. EDT Thursday: Hail falls in Valley View, Texas:
Large hail falls in northern Texas on Thursday, April 3, 2014, as a severe storm system moves through the region. (Instagram Photo/Clint Johnson).
10:25 a.m. EDT Thursday: Approximately 3 inches of heavy rain has fallen near Peoria, Ill., according to an NWS employee.
10:10 a.m. EDT Thursday:
Calls continue to come in for storm damage pic.twitter.com/jmLWxZdy9A— UCFD FF Local 2665 (@UCFDFFLocal2665) April 3, 2014
10:00 a.m. EDT Thursday:
Tragic day for our residents. Lots of property damage but fortunately no injuries. #UniversityCity— UCFD FF Local 2665 (@UCFDFFLocal2665) April 3, 2014
9:45 a.m. EDT Thursday: According to Vaisala, more than 100,000 lightning strikes have hit the ground in the central U.S. since yesterday.
9:25 a.m. EDT Thursday:
9:12 a.m. EDT Thursday: Numerous roads closed due to flooding and water over the roadways in Hallsville, Mo., according to emergency management.
7:55 a.m. EDT Thursday: Watch the latest edition of AccuWeather LIVE for updates on the storm's development:
7:17 a.m. EDT Thursday: The NWS Storm Prediction Center relayed a local news report that trees were twisted, roofs were damaged and debris was blown onto roads as a result of a tornado in St. Louis County. Meanwhile, local storm responders are on alert.
6:44 a.m. EDT Thursday: According to AccuWeather.com Meteorologist Brian Thompson, the most numerous severe storms will be during the afternoon and evening hours.
"Thunderstorms with damaging winds and hail will likely persist into the overnight hours across the Ohio and Tennessee valleys. Even outside of tornadoes, there can be damaging wind gusts over 70 mph that bring down trees and power lines," he said.
"In areas where heavy rain and thunderstorms linger for several hours, flash flooding will become a problem as some places pick up more than 4 inches of rain."
6:26 a.m. EDT Thursday: Radar confirms a tornado just outside of St. Louis. Area residents advised to seek immediate shelter.
5:40 a.m. EDT Thursday: Law enforcement in Tipton, Mo., report flash flooding a foot deep on Highway 50 between Tipton and Syracuse.
5:16 a.m. EDT Thursday: A line of strong storms are approaching the St. Louis area. Torrential downpours, gusty winds, and hail are possible.
3:50 a.m. EDT Thursday: Law enforcement reported a stranded motorist on highway 58 in Johnson County, Mo., due to 3 feet of running water.
3:33 a.m. EDT Thursday: Around 4 inches of rain has fallen in Warrensburg, Mo., since yesterday evening, reports a trained spotter.
2:45 a.m. EDT Thursday: Law enforcement reports that KDOT is closing highway 58 west of Colony due to rising water.
2:02 a.m. EDT Thursday: A line of thunderstorms is training south of Kansas City, Mo., and west of Columbia, Mo. Many reports of flooding are coming from this area. Radar:
12:50 a.m. EDT Thursday: Torrential downpours created a flash flood in Anderson County, Kan. Law enforcement reports of several roads with flowing water over them.
10:50 p.m. EDT Wednesday: A hail-producing storm is heading toward the western suburbs of Kansas City. A trained spotter reported 1-inch diameter hail in Douglas County earlier from this storm.
10:23 p.m. EDT Wednesday: Windshields of cars parked near the Kansas Star Casino were busted out by hail measuring 2 inches in diameter, according to a public report.
9:40 p.m. EDT Wednesday: Heavy rain totaling 2.09 inches in Effingham, Ill., according to Mesonet.
9:03 p.m. EDT Wednesday: Golf ball-sized hail and hail totaling more than 2 inches have been reported in Allen County, Kan., according to NWS spotters.
6:55 p.m. EDT Wednesday: Watch this evening's edition of AccuWeather LIVE for the latest on the severe thunderstorms firing up across Kansas:
12:45 p.m. EDT Wednesday: Parts of Homer Adams Parkway Route 3 Underpass are flooded with water flowing underneath the pass in Alton, Ill., reports an NWS spotter.
11:40 a.m. EDT Wednesday: Ping-pong ball-sized hail fell in Waterloo, Ill., according to an NWS spotter.
While Hurricane Joaquin is tracking away from the coast, indirect impacts will still threaten lives and property in parts of the eastern United States into Monday.
Heavy rain and major flooding will continue to threaten lives and property in and around the Carolinas this weekend despite Hurricane Joaquin tracking away from the United States.
Mujigae will bring flooding and strong winds to parts of southern China early next week.
An invasion of summerlike heat will be felt across parts of South Australia, Victoria and New South Wales early this week.
As Joaquin bypasses the Eastern Seaboard this weekend, sports fans across the mid-Atlantic and Carolinas may need rain gear.
Coastal flooding and heavy rain caused significant problems across the mid-Atlantic region on Friday and more impacts are expected through the weekend.
Bagdad, CA (1912-14)
A total of 767 consecutive days of no rain from 10-3-12 to 11-8-14.
SE Louisiana (1964)
One of LA's worst tornadoes in history. Larose, Lafourche Parish is the hardest hit. Spawned by Hurricane Hilda. Twenty-two killed, 165 injured, $5 million damage.
Windsor Locks, CT (1979)
First killer tornado of record in October for Connecticut. 17 vintage aircrafts were destroyed at the Bradley Air Museum. Three people were killed and 500 others injured. The tornado damaged more than 100 homes and caused 200 million dollars in damage.