Update at 3:10 a.m. CDT Tuesday:
This blog is no longer live, as the threat for severe weather has diminished. However, some thunderstorms still continue from eastern Texas to Illinois. Detailed reports of the event can be found below.
The severe weather threat, which began on Sunday across the Plains, continued into Monday night as storms move eastward into the Midwest.
The main threats that these storms brought were hail and damaging winds, although a few stronger storms managed to spin up brief tornadoes.
Some storms dropped several inches of rain in under an hour, resulting in flash flooding. The worst of this flooding occurred in Texas around the cities of San Antonio, Houston and Austin.
2:47 a.m. CDT Tuesday: Heavy thunderstorms continue to impact Houston, San Antonio and Austin.
1:14 a.m. CDT Tuesday: Eight roads in New Braunfels, Texas, have been closed and barricaded due to flooding, according to Emergency Manager.
12:20 a.m. CDT Tuesday: There are more than 21,000 electric customers being affected by power outages around San Antonio, according to CPS Energy.
11:42 p.m. CDT Monday: TXDOT has closed the lower levels of I-35 in downtown San Antonio due to flooding.
11:17 p.m. CDT Monday: Heavy rain has totaled 3.02 inches in just 70 minutes northwest of San Antonio, according to CoCoRaHS.
10:44 p.m. CDT Monday: Farm fields are flooding onto roads around the town of Atkinson, Wisconsin, according to law enforcement.
10:05 p.m. CDT Monday: High waters are pouring through basement windows into a home near the town of Waukesha, Wisconsin, NWS employee reports.
9:53 p.m. CDT Monday: Heavy downpours have flooded multiple streets around the Cleveland area, leaving some cars stranded, according to NWS spotters.
9:34 p.m. CDT Monday: Rain has totaled 3.75 inches so far today near Keokuk, Iowa, with rain still in the area, according to NWS spotter.
8:35 p.m. CDT Monday: Heavy rain totaling 2.33 inches reported 4 miles east of Bath, Clinton County, Michigan, according to Mesonet.
7:54 p.m. CDT Monday: Tornado warning sirens sound in Medina, Ohio.
(Photo/Twitter User @T_Romanotto2)
7:35 p.m. CDT Monday:
7:28 p.m. CDT Monday: Heavy rain totaling 2.6 inches in 90 minutes reported in Shelbina, Monroe County, Missouri, according to NWS spotter.
7:20 p.m. CDT Monday: Flash flooding totaling more than 2 feet of water on roadway near Whitney, Hill County, Texas, reports county law enforcement.
6:52 p.m. CDT Monday: Flooding near Vermilion Ohio:
(Photo/ Mitch Peterson)
6:35 p.m. CDT Monday: Wind gusts up to 50 mph, hail and street flooding reported 4 miles SSW of Keokuk, Hancock County, Iowa, reports NWS spotter.
6:30 p.m. CDT Monday:
All storms along the east of the Mississippi River through 8 pm will be capable of producing pea size hail & 40 to 50 mph winds! Go inside!— NWS Quad Cities (@NWSQuadCities) May 12, 2014
5:54 p.m. CDT Monday: Due to thunderstorms, ground delays are in effect for arrival traffic to Chicago O'Hare International Airport & Detroit Metropolitan Wayne County Airport, reports FAA.
5:15 p.m. CDT Monday: Hail in Vermilion, Ohio
(Photo/ Mitch Peterson)
4:29 p.m. CDT Monday:
Rope tornado reported just north of Detroit Beach in Monroe County at 5:22PM— NWS Detroit (@NWSDetroit) May 12, 2014
3:57 p.m. CDT Monday: Funnel cloud reported near Taylor, Wayne County, Michigan, according to NWS spotter.
3:45 p.m. CDT Monday:
3:42 p.m. CDT Monday: Golf ball-sized hail in Beloit, Rock County, Wisconsin, law enforcement reports
Following a southward push of cool, dry air at midweek, clouds, showers and higher humidity will return to the Northeast.
Even though the tremendous rains have come and gone, flooding will continue on the major rivers in the South Central states for the next couple of weeks.
Severe weather, including isolated tornadoes, will once again target the nation's midsection into Wednesday night.
Summer heat to set the stage for thunderstorms from England to France and Germany on Friday and Saturday.
Major Hurricane Blanca will threaten Baja California with flooding rain and damaging winds this weekend.
While the center of Andres will remain a thousand miles away, its moisture will still get drawn into the Western United States and enhance thunderstorm activity later this week.
Thunderstorms in northwestern Kansas produced up to 18 inches of hail near Salden during the early evening. Crops were completely destroyed and total damage from the storm was nearly 500,000 dollars. Temperature dropped from near 80 degrees before the storm to 38 degrees at the height of the storm.
Cloudburst near Pikes Peak killed 120 people; Pueblo, CO, flooded by 25-foot crest of Arkansas River.
Violent thunderstorms and tornadoes; 13 confirmed tornadoes in western PA (most from any outbreak). Widespread wind damage in eastern PA. Wind gusts of 80 mph at ABE and RDG. One person killed in Philadelphia by a falling tree. Largest tornado outbreak in 35 years in western PA.