Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

Overview

On Monday, June 12th several severe thunderstorms moved through northwestern Nebraska. One of them dropped a tornado north of Antoich that caused some damage. At least two homesteads sustained some damage with cottonwood trees snapped and twisted, an old barn was destroyed, and a wind break was damaged. There was also damage done to 30 wooden power poles that had to be replaced. The path is discontinuous.

Tornado
Information Statement

Tornadoes:

Tornado - Southern Sheridan County
Sheridan County, NE

Date	12 June 2017
Time (Local)	8:30 PM MDT
EF Rating	1
Est. Peak Winds	100
Path Length	9.6 Miles
Max Width	10 yards
Injuries/Deaths	0/0
Summary: Witnesses report a tornado coming down 3 miles west southwest of Antioch, snapping and twisting a healthy cottonwood tree and then move northeast. 30 power poles were replaced due to the tornado and another homestead saw damage to their barn and wind break about 8 miles north of Antioch.

Track Map

The Enhanced Fujita (EF) Scale classifies tornadoes into the following categories:

EF0 Weak 65-85 mph	EF1 Moderate 86-110 mph	EF2 Significant 111-135 mph	EF3 Severe 136-165 mph	EF4 Extreme 166-200 mph	EF5 Catastrophic 200+ mph

Information Statement

...NWS DAMAGE ASSESSMENT FOR 06/12/2017 ANTIOCH TORNADO EVENT...

.Updated path length and damage description.

.NORTH ANTIOCH NEBRASKA TORNADO...

Rating:                 EF-1
Estimated peak wind:    100 mph
Path length /Statute/:  9.6 miles
Path width /Maximum/:   10 yards
Fatalities:             0
Injuries:               0

Start date:             June 12, 2017
Start time:             8:30 pm MDT
Start location:         3 miles WNW of Antioch, NE

End date:               June 12, 2017
End time:               8:45 pm MDT
End location:           9.5 miles N of Antioch, NE

SUMMARY: Witnesses describe a tornado touching down and destroying
mainly cottonwood trees and wind breaks. There was one large healthy
cottonwood tree that was snapped and twisted with branches strewn
across the property. There was also damage to an old barn and a
large outbuilding with hangar doors. There was a partial collapse of
the barn and the hangar doors were blown off of the large metal
outbuilding. The tornado also picked up a pile of lumber and
scattered it across the property. The local power company reports
that 30 power poles were also replaced due to damage, some poles
were snapped and others were pushed over.

EF Scale: The Enhanced Fujita Scale Classifies
Tornadoes into the following categories.

EF0...Weak......65 to 85 mph
EF1...Weak......86 to 110 mph
EF2...Strong....111 to 135 mph
EF3...Strong....136 to 165 mph
EF4...Violent...166 To 200 mph
EF5...Violent...>200 mph

NOTE:
The information in this statement is PRELIMINARY and subject to
change pending final review of the event and publication in
NWS Storm Data.

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Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A Tornado Moved Southern Sheridan County on June 12th, Causing Damage