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Public Information Statement
Issued: 5:15 PM MDT Jun. 18, 2018 – National Weather Service

... NWS damage survey for 06/17/18 tornado event...

.Overview...

A cyclic supercell moved along a cold frontal boundary
during the afternoon and evening of June 17th. The storm
produced several short-lived tornadoes that did sporadic
damage between the town of Big Springs and about 15 miles
southwest of Tryon in McPherson County.

.Deuel County and McPherson County tornadoes...

Rating: EF-1 (max)
estimated peak wind: 100 mph
path length /statute/: 55 miles discontinuous
path width /maximum/: 20 yards
fatalities: 0
injuries: 0

Start date: June 17, 2018
start time: 3:28 PM MDT
start location: Big Springs, NE

End date: June 17, 2018
end time: 5:53 PM CDT
end location: 15 miles southwest of Tryon

Survey_summary: this is a very generalized version of the survey.
Individual paths and tornado touchdowns will be detailed in
future statements after all information is analyzed.

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 events and publication in
NWS storm data.


615 PM CDT Mon Jun 18 2018 /515 PM MDT Mon Jun 18 2018/

... NWS damage survey for 06/17/18 tornado event...

.Overview...

A cyclic supercell moved along a cold frontal boundary
during the afternoon and evening of June 17th. The storm
produced several short-lived tornadoes that did sporadic
damage between the town of Big Springs and about 15 miles
southwest of Tryon in McPherson County.

.Deuel County and McPherson County tornadoes...

Rating: EF-1 (max)
estimated peak wind: 100 mph
path length /statute/: 55 miles discontinuous
path width /maximum/: 20 yards
fatalities: 0
injuries: 0

Start date: June 17, 2018
start time: 3:28 PM MDT
start location: Big Springs, NE

End date: June 17, 2018
end time: 5:53 PM CDT
end location: 15 miles southwest of Tryon

Survey_summary: this is a very generalized version of the survey.
Individual paths and tornado touchdowns will be detailed in
future statements after all information is analyzed.

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 events and publication in
NWS storm data.



416 PM CDT Mon Jun 18 2018 /316 PM MDT Mon Jun 18 2018/

... Storm damage surveys ongoing...

Storm damage surveys are ongoing for storm damage from a long
tracked supercell that moved into western Nebraska, west of Big
Springs last night and tracked northeast. A team is in the field
reviewing storm damage from strong winds and the brief tornadoes
that touched down near Big Springs in southeast duel County with
additional damage reports in northwest Keith County and in
southwest McPherson County.

Additional details will be provided this evening.


NWS North Platte


416 PM CDT Mon Jun 18 2018 /316 PM MDT Mon Jun 18 2018/

... Storm damage surveys ongoing...

Storm damage surveys are ongoing for storm damage from a long
tracked supercell that moved into western Nebraska, west of Big
Springs last night and tracked northeast. A team is in the field
reviewing storm damage from strong winds and the brief tornadoes
that touched down near Big Springs in southeast duel County with
additional damage reports in northwest Keith County and in
southwest McPherson County.

Additional details will be provided this evening.


NWS North Platte

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