Thunderstorms initiated along a dry line in central Colorado moving east and forming a cluster of supercells that moved through Dundy, Hitchcock, and Red Willow counties along the Kansas and Nebraska border. The storms produced up to tennis ball sized hail and wind gusts up to 91 mph that blew out windows and garage doors, caused power poles to lean, power outages, and blew down trees along with various sizes of branches.

Thunderstorm Wind in DUNDY, NEBRASKA
From 12-JUL-20 16:10:00 to 12-JUL-20 16:10:00 (MST-7)
Location: HAIGLER
Magnitude: 52.00 EG
Reported by: Public

Citizen observed an estimated wind gust of 60 mph in the core of a thundestorm.

Thunderstorm Wind in HITCHCOCK, NEBRASKA
From 12-JUL-20 17:58:00 to 12-JUL-20 17:58:00 (CST-6)
Location: PALISADE RICH ARPT
Magnitude: 61.00 MG
Reported by: Public

Thunderstorm Wind in RED WILLOW, NEBRASKA
From 12-JUL-20 18:54:00 to 12-JUL-20 18:54:00 (CST-6)
Location: MC COOK
Magnitude: 79.00 MG
Reported by: Mesonet

Thunderstorm Wind in RED WILLOW, NEBRASKA
From 12-JUL-20 18:58:00 to 12-JUL-20 18:58:00 (CST-6)
Location: (MCK)MC COOK ARPT
Magnitude: 50.00 MG
Reported by: ASOS

Thunderstorm Wind in DUNDY, NEBRASKA
From 12-JUL-20 16:30:00 to 12-JUL-20 16:30:00 (MST-7)
Location: PARKS
Magnitude: 52.00 EG
Reported by: COOP Observer

A CO-OP observer observed an estimated 60 mph wind gust associated with a strong thunderstorm.

Hail in DUNDY, NEBRASKA
From 12-JUL-20 16:34:00 to 12-JUL-20 16:34:00 (MST-7)
Location: BENKELMAN JONES ARPT
Magnitude: 2.50 
Reported by: Public

Hail in HITCHCOCK, NEBRASKA
From 12-JUL-20 17:58:00 to 12-JUL-20 17:58:00 (CST-6)
Location: PALISADE RICH ARPT
Magnitude: 1.00 
Reported by: Public

Hail in HITCHCOCK, NEBRASKA
From 12-JUL-20 18:42:00 to 12-JUL-20 18:42:00 (CST-6)
Location: CULBERTSON
Magnitude: 1.00 
Crop damage: 1.00K
Reported by: Public

Citizen reported quarter sized hail that stripped corn crop of all its leaves.

Hail in HITCHCOCK, NEBRASKA
From 12-JUL-20 18:15:00 to 12-JUL-20 18:15:00 (CST-6)
Location: PALISADE
Magnitude: 1.00 
Reported by: Public

Citizen reported hail ranging from dime to quarter in size.

Hail in DUNDY, NEBRASKA
From 12-JUL-20 16:50:00 to 12-JUL-20 16:50:00 (MST-7)
Location: BENKELMAN
Magnitude: 0.88 
Reported by: Public

Thunderstorm Wind in HITCHCOCK, NEBRASKA
From 12-JUL-20 18:20:00 to 12-JUL-20 18:20:00 (CST-6)
Location: TRENTON ARPT
Magnitude: 56.00 EG
Reported by: Trained Spotter

Trained spotter observed an estimated 65 mph wind gust.

Hail in HITCHCOCK, NEBRASKA
From 12-JUL-20 18:28:00 to 12-JUL-20 18:33:00 (CST-6)
Location: BEVERLY
Magnitude: 1.00 
Reported by: Public

Quarter sized hail fell for a duration of 5 minutes at the location. The hail and severe wind damaged two windows at the residence.

Hail in HITCHCOCK, NEBRASKA
From 12-JUL-20 18:40:00 to 12-JUL-20 18:40:00 (CST-6)
Location: CULBERTSON
Magnitude: 0.75 
Reported by: Public

Hail ranged from dime to penny in size.

Hail in RED WILLOW, NEBRASKA
From 12-JUL-20 18:56:00 to 12-JUL-20 18:56:00 (CST-6)
Location: MC COOK
Magnitude: 0.88 
Reported by: Public

Hail in DUNDY, NEBRASKA
From 12-JUL-20 16:20:00 to 12-JUL-20 16:20:00 (MST-7)
Location: PARKS
Magnitude: 0.75 
Reported by: Public

Thunderstorm Wind in DUNDY, NEBRASKA
From 12-JUL-20 16:40:00 to 12-JUL-20 16:40:00 (MST-7)
Location: BENKELMAN
Magnitude: 78.00 EG
Property damage: 9.00K
Reported by: Emergency Manager

Emergency Manager reported at least 2 power poles leaning and 6 inch diameter tree limbs down due to the wind. Half of a locust tree was broken off in town with another uprooted.

Thunderstorm Wind in DUNDY, NEBRASKA
From 12-JUL-20 16:40:00 to 12-JUL-20 16:40:00 (MST-7)
Location: BENKELMAN
Magnitude: 65.00 EG
Property damage: 0.50K
Reported by: Emergency Manager

Emergency Manager reported a 5 inch diameter tree limb blown down.

Thunderstorm Wind in DUNDY, NEBRASKA
From 12-JUL-20 16:40:00 to 12-JUL-20 16:40:00 (MST-7)
Location: MAX
Magnitude: 78.00 EG
Property damage: 1.00K
Reported by: Public

A mature pine tree was reported to be blown over.

Thunderstorm Wind in HITCHCOCK, NEBRASKA
From 12-JUL-20 18:28:00 to 12-JUL-20 18:28:00 (CST-6)
Location: BEVERLY
Magnitude: 70.00 EG
Property damage: 1.00K
Reported by: Public

Citizen reported two double pane windows on the west side of a single family residence were blown out due to strong winds and 1 inch hail.

Thunderstorm Wind in HITCHCOCK, NEBRASKA
From 12-JUL-20 18:15:00 to 12-JUL-20 18:30:00 (CST-6)
Location: STRATTON
Magnitude: 78.00 EG
Property damage: 500.00K
Reported by: Emergency Manager

Emergency Manager reported power outages in Stratton, Culbertson, Trenton, and Palisade.

Hail in HITCHCOCK, NEBRASKA
From 12-JUL-20 18:40:00 to 12-JUL-20 18:40:00 (CST-6)
Location: CULBERTSON HOCK ARPT
Magnitude: 1.50 
Reported by: Public

Thunderstorm Wind in RED WILLOW, NEBRASKA
From 12-JUL-20 18:50:00 to 12-JUL-20 18:50:00 (CST-6)
Location: (MCK)MC COOK ARPT
Magnitude: 78.00 EG
Property damage: 15.20K
Reported by: Public

Citizen reported a two car garage door and window blown out due to strong winds.