Connecticut Weather

Severe Weather

Current Watches and Warnings

More Maps

Minnesota, Yellow Medicine

Public Information Statement

Statement as of 4:23 PM CDT on August 20, 2017

Expires 5:30 AM EDT on August 21, 2017


... Two new tornadoes found in McLeod and Sibley counties...

.Overview... A band of heavy rain with embedded tornadoes lifted
north through Minnesota during the afternoon and evening of
August 16 2017. The tornado count has been updated to 10 with more
tornadoes still possible as videos are reviewed.

.Nicollet tornado 1...

Rating: EF-0
estimated peak wind: 75-80 mph
path length /statute/: 1.5 miles
path width /maximum/: 75 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 446 PM CDT
start location: 4 S Nicollet, MN
start lat/lon: 44.2368 / -94.1865

End date: 08_16_2017
end time: 452 PM CDT
end location: 2 S Nicollet, MN
end lat/lon: 44.2561 / -94.1945

Survey summary: tornado developed south of Nicollet and
lifted north northwest. It caused mainly tree damage, but
did hit a Farmstead and damaged a garage and Grove of
trees.

.Nicollet tornado 2...

Rating: EF-0
estimated peak wind: 55-60 mph
path length /statute/: 0.6 miles
path width /maximum/: 25 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 504 PM CDT
start location: 5 S Nicollet, MN
start lat/lon: 44.2296 / -94.1783

End date: 08_16_2017
end time: 509 PM CDT
end location: 4 S Nicollet, MN
end lat/lon: 44.2380 / -94.1783

Survey summary: a few minutes later another tornado
developed south of Nicollet and lifted north. It was
observed by a local citizen, and caused mainly crops
and tree damage.

.New Sweden...

Rating: EF-1
estimated peak wind: 100-105 mph
path length /statute/: 3.1 miles
path width /maximum/: 75 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 535 PM CDT
start location: 8 S Gaylord, MN
start lat/lon: 44.4380 / -94.1962

End date: 08_16_2017
end time: 547 PM CDT
end location: 6 SSW Gaylord, MN
end lat/lon: 44.4704 / -94.2461

Survey summary: the strongest tornado of the day
developed in northern Nicollet County and lifted into
Sibley County. This was a multi-vortex tornado. Video
shows one vortex struck a Farmstead directly
causing significant damage to trees and out buildings.

.Gaylord tornado...

Rating: EF-0
estimated peak wind: 55 mph
path length /statute/: 0.5 miles
path width /maximum/: 60 yards
fatalities: 0
injuries: 0

Start date: 08_16_2016
start time: 614 PM CDT
start location: 1 SW Gaylord, MN
start lat/lon: 44.5407 / -94.2386

End date: 08_16_2017
end time: 617 PM CDT
end location: 1 WSW Gaylord, MN
end lat/lon: 44.5482 / -94.3402

Survey_summary: a weak tornado crossed Hwy 19 per video and spotter
reports. It dissipated shortly thereafter.

.Winthrop #1 tornado...

Rating: EF-0
estimated peak wind: 80 mph
path length /statute/: 0.25 miles
path width /maximum/: 75 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 626 PM CDT
start location: 4 ENE Winthrop, MN
start lat/lon: 44.5719 / -94.3023

End date: 08_16_2017
end time: 626 PM CDT
end location: 4 ENE Winthrop, MN
end lat/lon: 44.5719 / -94.3023

Survey summary: tornado developed 4 miles ENE of Winthrop and
traveled about 1/4 mile to the north northwest. It flattened
some corn, uprooted a tree, and caused other tree damage.

.Winthrop #2 tornado...

Rating: EF-0
estimated peak wind: 80 mph
path length /statute/: 0.16 miles
path width /maximum/: 25 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 633 PM CDT
start location: 3 NNE Winthrop, MN
start lat/lon: 44.5795 / -94.3457

End date: 08_16_2017
end time: 633 PM CDT
end location: 3 NNE Winthrop, MN
end lat/lon: 44.5795 / -94.3457

Survey summary: a tornado developed 3 NNE of Winthrop, flattened
corn, destroyed a structurally compromised barn and produced some
tree damage.

.New Prague tornado...

Rating: EF-0
estimated peak wind: 55-60 mph
path length /statute/: 0.5 miles
path width /maximum/: 10 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 705 PM CDT
start location: 2 S New Prague, MN
start lat/lon: 44.5359 / -93.5852

End date: 08_16_2017
end time: 708 PM CDT
end location: 2 SW New Prague, MN
end lat/lon: 44.5435 / -93.5902

Survey summary: a weak circulation develop south of New
Prague and moved across the far southwest part of town.
There was minor tree damage which matched up with radar.

.Prior Lake tornado...

Rating: EF-0
estimated peak wind: 70 mph
path length /statute/: 1.2 miles
path width /maximum/: 75 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 746 PM CDT
start location: 2 WNW Prior Lake, MN
start lat/lon: 44.7246 / -93.4707

End date: 08_16_2017
end time: 749 PM CDT
end location: 4 NW Prior Lake, MN
end lat/lon: 44.7375 / -93.4847

Survey summary: a tornado spun up near the intersection of 154th
St. NW and Mystic Lake drive. It tracked 1.2 miles northwest,
just missing Mystic Lake casino. Fencing and tents were blown
over, trees were uprooted, and a Fish House was spun around.

.Biscay tornado...

Rating: EF-0
estimated peak wind: 70 mph
path length /statute/: 0.75 miles
path width /maximum/: 50 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 805 PM CDT
start location: 2 NW Biscay
start lat/lon: 44.8516 / -94.3090

End date: 08_16_2017
end time: 807 PM CDT
end location: 3 NW Biscay
end lat/lon: 44.8508 / -94.3246

Survey_summary: tornado produced corn damage as it tracked west with
an estimated wind speed of 70 mph.

.Lester Prairie tornado...

Rating: EF-0
estimated peak wind: 75 mph
path length /statute/: brief
path width /maximum/: 30 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 808 PM CDT
start location: Lester Prairie, MN
start lat/lon: 44.8804 / -94.0469

End date: 08_16_2017
end time: 808 PM CDT
end location: Lester Prairie, MN
end lat/lon: 44.8804 / -94.0469

Survey summary: a brief EF-0 tornado on the south side of Lester
Prairie. It uprooted some trees and broke many tree limbs.

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.

Borghoff, keclik

423 PM CDT sun Aug 20 2017

... Two new tornadoes found in McLeod and Sibley counties...

.Overview... A band of heavy rain with embedded tornadoes lifted
north through Minnesota during the afternoon and evening of
August 16 2017. The tornado count has been updated to 10 with more
tornadoes still possible as videos are reviewed.

.Nicollet tornado 1...

Rating: EF-0
estimated peak wind: 75-80 mph
path length /statute/: 1.5 miles
path width /maximum/: 75 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 446 PM CDT
start location: 4 S Nicollet, MN
start lat/lon: 44.2368 / -94.1865

End date: 08_16_2017
end time: 452 PM CDT
end location: 2 S Nicollet, MN
end lat/lon: 44.2561 / -94.1945

Survey summary: tornado developed south of Nicollet and
lifted north northwest. It caused mainly tree damage, but
did hit a Farmstead and damaged a garage and Grove of
trees.

.Nicollet tornado 2...

Rating: EF-0
estimated peak wind: 55-60 mph
path length /statute/: 0.6 miles
path width /maximum/: 25 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 504 PM CDT
start location: 5 S Nicollet, MN
start lat/lon: 44.2296 / -94.1783

End date: 08_16_2017
end time: 509 PM CDT
end location: 4 S Nicollet, MN
end lat/lon: 44.2380 / -94.1783

Survey summary: a few minutes later another tornado
developed south of Nicollet and lifted north. It was
observed by a local citizen, and caused mainly crops
and tree damage.

.New Sweden...

Rating: EF-1
estimated peak wind: 100-105 mph
path length /statute/: 3.1 miles
path width /maximum/: 75 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 535 PM CDT
start location: 8 S Gaylord, MN
start lat/lon: 44.4380 / -94.1962

End date: 08_16_2017
end time: 547 PM CDT
end location: 6 SSW Gaylord, MN
end lat/lon: 44.4704 / -94.2461

Survey summary: the strongest tornado of the day
developed in northern Nicollet County and lifted into
Sibley County. This was a multi-vortex tornado. Video
shows one vortex struck a Farmstead directly
causing significant damage to trees and out buildings.

.Gaylord tornado...

Rating: EF-0
estimated peak wind: 55 mph
path length /statute/: 0.5 miles
path width /maximum/: 60 yards
fatalities: 0
injuries: 0

Start date: 08_16_2016
start time: 614 PM CDT
start location: 1 SW Gaylord, MN
start lat/lon: 44.5407 / -94.2386

End date: 08_16_2017
end time: 617 PM CDT
end location: 1 WSW Gaylord, MN
end lat/lon: 44.5482 / -94.3402

Survey_summary: a weak tornado crossed Hwy 19 per video and spotter
reports. It dissipated shortly thereafter.

.Winthrop #1 tornado...

Rating: EF-0
estimated peak wind: 80 mph
path length /statute/: 0.25 miles
path width /maximum/: 75 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 626 PM CDT
start location: 4 ENE Winthrop, MN
start lat/lon: 44.5719 / -94.3023

End date: 08_16_2017
end time: 626 PM CDT
end location: 4 ENE Winthrop, MN
end lat/lon: 44.5719 / -94.3023

Survey summary: tornado developed 4 miles ENE of Winthrop and
traveled about 1/4 mile to the north northwest. It flattened
some corn, uprooted a tree, and caused other tree damage.

.Winthrop #2 tornado...

Rating: EF-0
estimated peak wind: 80 mph
path length /statute/: 0.16 miles
path width /maximum/: 25 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 633 PM CDT
start location: 3 NNE Winthrop, MN
start lat/lon: 44.5795 / -94.3457

End date: 08_16_2017
end time: 633 PM CDT
end location: 3 NNE Winthrop, MN
end lat/lon: 44.5795 / -94.3457

Survey summary: a tornado developed 3 NNE of Winthrop, flattened
corn, destroyed a structurally compromised barn and produced some
tree damage.

.New Prague tornado...

Rating: EF-0
estimated peak wind: 55-60 mph
path length /statute/: 0.5 miles
path width /maximum/: 10 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 705 PM CDT
start location: 2 S New Prague, MN
start lat/lon: 44.5359 / -93.5852

End date: 08_16_2017
end time: 708 PM CDT
end location: 2 SW New Prague, MN
end lat/lon: 44.5435 / -93.5902

Survey summary: a weak circulation develop south of New
Prague and moved across the far southwest part of town.
There was minor tree damage which matched up with radar.

.Prior Lake tornado...

Rating: EF-0
estimated peak wind: 70 mph
path length /statute/: 1.2 miles
path width /maximum/: 75 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 746 PM CDT
start location: 2 WNW Prior Lake, MN
start lat/lon: 44.7246 / -93.4707

End date: 08_16_2017
end time: 749 PM CDT
end location: 4 NW Prior Lake, MN
end lat/lon: 44.7375 / -93.4847

Survey summary: a tornado spun up near the intersection of 154th
St. NW and Mystic Lake drive. It tracked 1.2 miles northwest,
just missing Mystic Lake casino. Fencing and tents were blown
over, trees were uprooted, and a Fish House was spun around.

.Biscay tornado...

Rating: EF-0
estimated peak wind: 70 mph
path length /statute/: 0.75 miles
path width /maximum/: 50 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 805 PM CDT
start location: 2 NW Biscay
start lat/lon: 44.8516 / -94.3090

End date: 08_16_2017
end time: 807 PM CDT
end location: 3 NW Biscay
end lat/lon: 44.8508 / -94.3246

Survey_summary: tornado produced corn damage as it tracked west with
an estimated wind speed of 70 mph.

.Lester Prairie tornado...

Rating: EF-0
estimated peak wind: 75 mph
path length /statute/: brief
path width /maximum/: 30 yards
fatalities: 0
injuries: 0

Start date: 08_16_2017
start time: 808 PM CDT
start location: Lester Prairie, MN
start lat/lon: 44.8804 / -94.0469

End date: 08_16_2017
end time: 808 PM CDT
end location: Lester Prairie, MN
end lat/lon: 44.8804 / -94.0469

Survey summary: a brief EF-0 tornado on the south side of Lester
Prairie. It uprooted some trees and broke many tree limbs.

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.

Borghoff, keclik


Weather Severe Map
Alaska - Areal Flood Advisory , Special Statement
Arizona - Areal Flood Advisory
Arkansas - Flash Flood Warning , Flood Warning , Public Information Statement
California - Beach Hazard Statement , Special Statement
Colorado - Public Information Statement , Public Information Statement
Florida - Special Statement , Record Report
Georgia - Public Information Statement
Hawaii - Areal Flood Advisory , Special Statement , Record Report
Idaho - Fire Weather Warning
Illinois - Special Statement
Indiana - Special Statement , Air Quality Alert
Kansas - Flash Flood Watch
Kentucky - Special Statement
Minnesota - Public Information Statement
Mississippi - Public Information Statement
Missouri - Flash Flood Warning , Areal Flood Advisory , Flash Flood Watch , Special Statement , Public Information Statement
Montana - Air Quality Alert
Nebraska - Flood Warning , Areal Flood Warning
Nevada -
New Mexico - Flash Flood Warning , Areal Flood Advisory , Flash Flood Watch , Areal Flood Advisory, Flash Flood Watch , Flash Flood Watch, Areal Flood Advisory
New York -
North Dakota - Public Information Statement
Ohio -
Oklahoma - Special Statement
Oregon - Fire Weather Warning , Air Quality Alert
Pennsylvania -
Puerto Rico - Areal Flood Warning , Areal Flood Advisory, Flood Watch
South Carolina - Public Information Statement
Tennessee - Public Information Statement
Texas - Flood Warning , Flash Flood Watch
Utah - Flash Flood Warning
Wisconsin - Public Information Statement
Wyoming - Special Statement

More From CBS Connecticut

The Latest UConn News
Sign Up Today!
CBS Hartford 4 Charity

Listen Live