Supercell thunderstorms formed over the Colorado High Plains increasing in coverage to form a line and intensified as they moved east into Kansas and Nebraska. In Kansas, the storms produced up to ping pong ball sized hail, up to 93 mph wind gusts, and up to 1.5 inches of rain. During the event, several power poles were reported down in Cheyenne, Logan, Thomas, and Graham counties. Five oil tank batteries in Graham County and a central pivot irrigation system in Thomas County were also damaged.

Hail in CHEYENNE, KANSAS
From 02-JUL-20 16:45:00 to 02-JUL-20 16:45:00 (CST-6)
Location: BIRD CITY
Magnitude: 1.25 
Reported by: Public

Thunderstorm Wind in GRAHAM, KANSAS
From 02-JUL-20 19:09:00 to 02-JUL-20 19:38:00 (CST-6)
Location: NICODEMUS
Magnitude: 76.00 MG
Reported by: Mesonet

Winds continued to gust for 29 minutes after the initial 88 mph gust at 8:09 pm CDT with a measured gust of 60 mph at 8:38 pm CDT.

Thunderstorm Wind in NORTON, KANSAS
From 02-JUL-20 18:44:00 to 02-JUL-20 18:44:00 (CST-6)
Location: NEW ALMELO
Magnitude: 63.00 MG
Reported by: Mesonet

Thunderstorm Wind in GRAHAM, KANSAS
From 02-JUL-20 19:12:00 to 02-JUL-20 19:12:00 (CST-6)
Location: BOGUE
Magnitude: 65.00 EG
Reported by: Trained Spotter

Trained spotter reported an estimated 75 mph wind gust.

Thunderstorm Wind in LOGAN, KANSAS
From 02-JUL-20 17:15:00 to 02-JUL-20 17:15:00 (CST-6)
Location: OAKLEY
Magnitude: 52.00 EG
Property damage: 0.75K
Reported by: Emergency Manager

Logan County Emergency Manager reported power line blown down due to strong 50-60 mph wind gusts. Brownout conditions were reported due to blowing dust.

Hail in LOGAN, KANSAS
From 02-JUL-20 17:28:00 to 02-JUL-20 17:32:00 (CST-6)
Location: OAKLEY
Magnitude: 1.50 
Reported by: Emergency Manager

Emergency manager reported hail in Oakley that varied in size from dime to 1.5 inches.

Thunderstorm Wind in GRAHAM, KANSAS
From 02-JUL-20 18:30:00 to 02-JUL-20 18:30:00 (CST-6)
Location: STUDLEY
Magnitude: 52.00 MG
Reported by: Mesonet

Thunderstorm Wind in CHEYENNE, KANSAS
From 02-JUL-20 16:54:00 to 02-JUL-20 16:54:00 (CST-6)
Location: WHEELER
Magnitude: 78.00 EG
Property damage: 4.50K
Reported by: Emergency Manager

Emergency Manager reported three wooden power poles down due to strong wind gusts.

Thunderstorm Wind in NORTON, KANSAS
From 02-JUL-20 19:05:00 to 02-JUL-20 19:05:00 (CST-6)
Location: NORTON MUNI ARPT
Magnitude: 50.00 MG
Property damage: 0.20K
Reported by: Trained Spotter

Trained spotter observed several live tree limbs down with the largest measuring 4 inches in diameter. 50 mph wind speed based off recorded gust at time from the Norton AWOS.

Thunderstorm Wind in GRAHAM, KANSAS
From 02-JUL-20 19:02:00 to 02-JUL-20 19:02:00 (CST-6)
Location: HILL CITY
Magnitude: 81.00 MG
Property damage: 30.70K
Reported by: Law Enforcement

Law enforcement reported numerous live tree limbs and power lines down causing power outages. Four tank batteries for oil were blown over and an additional oil battery south of Hill City caught on fire. A power pole was also knocked down. The Hill City ASOS observed a 93 mph wind gust at the time the damage occurred.

Hail in THOMAS, KANSAS
From 02-JUL-20 17:56:00 to 02-JUL-20 17:56:00 (CST-6)
Location: MENLO
Magnitude: 1.00 
Reported by: Public

Thunderstorm Wind in WALLACE, KANSAS
From 02-JUL-20 15:34:00 to 02-JUL-20 15:34:00 (MST-7)
Location: SHARON SPGS ARPT
Magnitude: 51.00 MG
Reported by: Mesonet

Mesonet station CW6099 measured a 59 mph wind gust associated with thunderstorm outflow.

Thunderstorm Wind in GREELEY, KANSAS
From 02-JUL-20 15:39:00 to 02-JUL-20 15:39:00 (MST-7)
Location: TRIBUNE
Magnitude: 54.00 MG
Reported by: Mesonet

Mesonet measured a 62 mph wind gusts.

Thunderstorm Wind in SHERMAN, KANSAS
From 02-JUL-20 16:07:00 to 02-JUL-20 16:07:00 (MST-7)
Location: GOODLAND ARPT
Magnitude: 61.00 EG
Reported by: Public

Member of the public estimated 60-70 mph wind gusts associated with core of a thunderstorm.

Thunderstorm Wind in SHERMAN, KANSAS
From 02-JUL-20 16:08:00 to 02-JUL-20 16:08:00 (MST-7)
Location: GOODLAND ARPT
Magnitude: 53.00 MG
Reported by: ASOS

ASOS station KGLD measured a 61 mph wind gust from the core of a thunderstorm passing over the site.

Thunderstorm Wind in RAWLINS, KANSAS
From 02-JUL-20 17:39:00 to 02-JUL-20 17:39:00 (CST-6)
Location: LUDELL
Magnitude: 55.00 MG
Reported by: Mesonet

Thunderstorm Wind in THOMAS, KANSAS
From 02-JUL-20 17:45:00 to 02-JUL-20 17:45:00 (CST-6)
Location: BREWSTER
Magnitude: 55.00 MG
Reported by: Mesonet

Thunderstorm Wind in THOMAS, KANSAS
From 02-JUL-20 17:45:00 to 02-JUL-20 17:45:00 (CST-6)
Location: COLBY
Magnitude: 54.00 MG
Property damage: 25.00K
Reported by: Mesonet

KSU Mesonet measured 62 mph wind gusts that is co-located with a blown over linear irrigation system.

Thunderstorm Wind in THOMAS, KANSAS
From 02-JUL-20 17:53:00 to 02-JUL-20 17:53:00 (CST-6)
Location: MENLO
Magnitude: 61.00 EG
Reported by: Law Enforcement

Law enforcement reported an estimated 60-70 mph wind gust with pea sized hail.

Thunderstorm Wind in SHERIDAN, KANSAS
From 02-JUL-20 18:13:00 to 02-JUL-20 18:13:00 (CST-6)
Location: SELDEN
Magnitude: 59.00 MG
Reported by: Mesonet

Thunderstorm Wind in GOVE, KANSAS
From 02-JUL-20 18:19:00 to 02-JUL-20 18:19:00 (CST-6)
Location: GOVE
Magnitude: 54.00 MG
Reported by: Mesonet

Thunderstorm Wind in SHERIDAN, KANSAS
From 02-JUL-20 18:29:00 to 02-JUL-20 18:29:00 (CST-6)
Location: HOXIE
Magnitude: 56.00 MG
Reported by: Mesonet

Thunderstorm Wind in SHERIDAN, KANSAS
From 02-JUL-20 18:39:00 to 02-JUL-20 18:39:00 (CST-6)
Location: HOXIE
Magnitude: 56.00 MG
Reported by: Mesonet

Thunderstorm Wind in GRAHAM, KANSAS
From 02-JUL-20 18:44:00 to 02-JUL-20 18:44:00 (CST-6)
Location: MORLAND
Magnitude: 52.00 MG
Reported by: Mesonet