Sunday, April 30, 2017

Potent Storm System With Severe Storms, Flooding Pushes into the East Monday

April 30,2017
As the potent low-pressure system that brought severe weather and flooding to the South and Midwest over the weekend accelerates eastward, severe thunderstorms will fire up in portions of the East Monday afternoon and evening.
(MORE: Tornado Central)

Current Radar, Watches and Warnings
A thunderstorm with damaging straight-line winds pushed through southern portions of the Nashville, Tennessee, metro area Sunday afternoon. Numerous trees were downed or uprooted, and some power lines were knocked down.
Several radar-confirmed tornadoes occurred Sunday morning in Mississippi, including near Natchez, Vicksburg, Port Gibson and Pickens. Buildings were damaged in Flora, and unspecified structure damage occurred near Canton. Some homes also suffered damage by possible tornadoes near Utica and near Columbus, Mississippi.
In Tennessee, a possible tornado damaged power poles and trees in Covington Sunday morning.
Late Saturday, four confirmed tornadoes struck northeast Texas, including near Eustace, Caney City and Canton.
At least 13 people have been killed and many others injured. For more details, see the link below.
(LATEST NEWS: Deadly Severe Weather, Flooding Strikes South and Midwest)
(MORE: Get Your 7-Day Severe Weather Outlook)
Below is a look at the forecast for severe weather from this storm system as it heads east through Monday.

Severe Weather Forecast

Sunday Evening
  • Forecast: The cold front should finally begin to accelerate eastward. Scattered severe storms will be possible from the southern Great Lakes southward to the northern Gulf Coast, including parts of the Ohio Valley and Tennessee Valley.
  • Threats: Damaging wind gusts, large hail and a few tornadoes are possible. Flash flooding will remain a threat, as well.
  • Cities: Birmingham, Alabama | Louisville, Kentucky | Indianapolis | Nashville, Tennessee

Sunday Evening's Thunderstorm Forecast
  • Forecast: With the cold front slicing into the East, strong to severe thunderstorms will continue Monday, from western and central parts of New York and Pennsylvania southward through the mid-Atlantic and Appalachians to portions of the Southeast states. 
  • Threats: Damaging wind gusts and hail are the main potential impacts, though a tornado cannot be ruled out.
  • Cities: Buffalo | Pittsburgh | Washington D.C. | Columbia, South Carolina

Monday's Thunderstorm Forecast
Flash Flood Potential
Parts of eastern Oklahoma, northern Arkansas and southern Missouri have seen 5 to 9 inches of rain this weekend, leading to widespread flooding. Rainfall will come to an end in those areas Sunday evening, but moderate to major river flooding will continue.
The greatest chance for additional flash flooding through Sunday evening will extend from the Ohio Valley into parts of the South. For more details, see the link below.
(MORE: Major Flood Threat)

Rainfall Forecast Through Monday

Storm Reports

Friday Night, April 28 - Saturday, April 29

As mentioned above, four tornadoes were confirmed in northeast Texas near Eustace, Caney City and Canton.
Elsewhere, a series of severe thunderstorms caused wind damage to houses near Natchitoches and Jonesboro, Louisiana, Saturday afternoon. Some of this damage may have been caused by a brief tornado.
Widespread damaging wind gusts were reported Saturday evening in central Illinois, especially in Montgomery County. Two semi-trucks were blown over on Interstate 55, and numerous trees were uprooted or pushed onto homes.
Six empty coal cars were derailed in Pawnee, Illinois, by high winds.
Near St. Louis, winds caused boats and a car to overturn near Kampville, Missouri, Saturday afternoon.
In Oklahoma, a tornado was confirmed near Sallisaw Saturday afternoon. Oklahoma City clocked a wind gust of 61 mph in a line of severe storms early Saturday morning while to its west, the town of Hinton, Oklahoma, saw a wind gust of 77 mph, and a gust of 81 mph was measured near Hobart.
A likely tornado damaged a home and destroyed an outbuilding near Lawrence, Illinois, Friday evening. Overnight Friday, a double-wide mobile home was destroyed when a thunderstorm moved through, injuring one person.

Thursday, April 27

Severe storms hit parts of southern Alabama and Georgia on Thursday.
There were multiple reports of damage from a possible tornado in Pike County, Alabama, late Thursday morning, including downed power lines and trees downed onto homes.
Early Thursday afternoon, another possible tornado was reported just north of Junction City in Talbot County, Georgia, where structural damage was left behind, and one woman was treated for minor injuries after getting trapped in a home near Baldwinville, Georgia.
(NEWS: Severe Storms Hit the South; Damage Confirmed in Alabama, Georgia)
Two people were injured by a possible tornado in Clayton, Alabama, Thursday evening. This apparent tornado caused damage to a home.
Two tornadoes likely touched down in western Kansas Thursday, near Kendall and Kanorado. These tornadoes, if confirmed, occurred in extremely dry air with dew points in the low 40s.

Wednesday, April 26

Numerous reports of wind damage came in from Greentown, Indiana, Wednesday evening, including downed trees and an old barn blown into the road.
Wednesday afternoon, strong thunderstorm winds downed a tree onto a trailer in Clay City, Illinois, but no injuries were reported, according to the emergency manager.
Additionally, a severe thunderstorm with a possible tornado downed several trees – some onto homes – in Brinkley, Arkansas.
An apparent "gustnado" moved through Trumann, Arkansas, Wednesday afternoon, and multiple trees were reported down in the area.
Large hail pelted the Dallas metro area early Wednesday morning as flash flooding inundated some locations in northwest Arkansas.
More details on impacts can be found at the link below.
(LATEST NEWS: Severe Weather, Flooding in the South)

Tuesday, April 25

Storms Tuesday evening produced large hail up to baseball size in McIntosh County, Oklahoma, around midnight, up to golf ball-size hail around Norman, Oklahoma, and quarter-size hail in parts of the Oklahoma City and Tulsa metro areas.
A possible tornado blew out windows, downed numerous trees and blew off rooftop air conditioner units at a Walmart near Holdenville, Oklahoma, about 70 miles east-southeast of Oklahoma City, late Tuesday night.
MORE: Tornado Risk By Month

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