Scattered thunderstorms developed east of a dry line located over the eastern Texas panhandle. The thunderstorms moved east into southwest Oklahoma, organizing into slow-moving supercells as they moved toward Altus. Hail to over two inches in diameter was reported in and around Altus, as well as wind gusts that exceeded 70 mph. In fact, severe wind gusts were reported in and around Altus for around 45 minutes. As the storms dissipated, very strong wind gusts were recorded over parts of Comanche county. Non-thunderstorm wind gusts over 70 mph were measured.

Hail in HARMON, OKLAHOMA
From 16-JUN-11 17:23:00 to 16-JUN-11 17:23:00 (CST-6)
Location: HOLLIS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BECKHAM, OKLAHOMA
From 16-JUN-11 18:11:00 to 16-JUN-11 18:11:00 (CST-6)
Location: RETROP
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 18:22:00 to 16-JUN-11 18:22:00 (CST-6)
Location: MARTHA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 18:22:00 to 16-JUN-11 18:22:00 (CST-6)
Location: MARTHA
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 18:30:00 to 16-JUN-11 18:30:00 (CST-6)
Location: ALTUS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The large hail was reported at Heritage Park.

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 18:38:00 to 16-JUN-11 18:38:00 (CST-6)
Location: ALTUS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The hail was reported at Main Street and Tamarack Road.

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 18:45:00 to 16-JUN-11 18:45:00 (CST-6)
Location: (LTS)ALTUS AFB
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 18:38:00 to 16-JUN-11 18:38:00 (CST-6)
Location: (LTS)ALTUS AFB
Magnitude: 2.00 
Reported by: Law Enforcement

Numerous automobiles had their windshields broken from the large hail. Monetary damage estimates were not available.

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 18:54:00 to 16-JUN-11 18:54:00 (CST-6)
Location: FRIENDSHIP
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 19:00:00 to 16-JUN-11 19:00:00 (CST-6)
Location: ALTUS
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 19:05:00 to 16-JUN-11 19:05:00 (CST-6)
Location: ALTUS
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 19:07:00 to 16-JUN-11 19:07:00 (CST-6)
Location: HEADRICK
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 19:10:00 to 16-JUN-11 19:10:00 (CST-6)
Location: ALTUS
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 19:11:00 to 16-JUN-11 19:11:00 (CST-6)
Location: (LTS)ALTUS AFB
Magnitude: 64.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 19:12:00 to 16-JUN-11 19:12:00 (CST-6)
Location: FRIENDSHIP
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 19:15:00 to 16-JUN-11 19:15:00 (CST-6)
Location: ALTUS
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 19:19:00 to 16-JUN-11 19:19:00 (CST-6)
Location: (LTS)ALTUS AFB
Magnitude: 59.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 19:24:00 to 16-JUN-11 19:24:00 (CST-6)
Location: HEADRICK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 19:25:00 to 16-JUN-11 19:25:00 (CST-6)
Location: ALTUS
Magnitude: 52.00 MG
Reported by: Mesonet

The roofs at the Friendship Inn and Tabernacle Church were damaged. Several traffic lights were damaged by the numerous severe wind gusts and hail. Monetary damage estimates were not available.

Thunderstorm Wind in JACKSON, OKLAHOMA
From 16-JUN-11 19:41:00 to 16-JUN-11 19:41:00 (CST-6)
Location: (LTS)ALTUS AFB
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Hail in KIOWA, OKLAHOMA
From 16-JUN-11 19:49:00 to 16-JUN-11 19:49:00 (CST-6)
Location: SNYDER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in TILLMAN, OKLAHOMA
From 16-JUN-11 19:51:00 to 16-JUN-11 19:51:00 (CST-6)
Location: MANITOU
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm Wind in TILLMAN, OKLAHOMA
From 16-JUN-11 19:55:00 to 16-JUN-11 19:55:00 (CST-6)
Location: FREDERICK
Magnitude: 61.00 EG
Reported by: Emergency Manager

The hospital in Frederick sustained roof damage. A home and car port were also damaged as a result of the high winds. Monetary damage estimates were not available.

Thunderstorm Wind in COMANCHE, OKLAHOMA
From 16-JUN-11 20:00:00 to 16-JUN-11 20:00:00 (CST-6)
Location: MEDICINE PARK
Magnitude: 70.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in TILLMAN, OKLAHOMA
From 16-JUN-11 20:40:00 to 16-JUN-11 20:40:00 (CST-6)
Location: GRANDFIELD
Magnitude: 62.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in JACKSON, OKLAHOMA
From 16-JUN-11 18:30:00 to 16-JUN-11 18:30:00 (CST-6)
Location: ALTUS
Magnitude: 2.25 
Reported by: SHAVE Project

Large hail continued for 20 to 30 minutes, about 1.5 miles north northwest of Altus. Windows were broken out at a residence. The windshield of a car in the driveway was also broken. Monetary damage estimates were not available.

Thunderstorm Wind in COMANCHE, OKLAHOMA
From 16-JUN-11 20:05:00 to 16-JUN-11 20:05:00 (CST-6)
Location: MEDICINE PARK
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in COMANCHE, OKLAHOMA
From 16-JUN-11 20:45:00 to 16-JUN-11 20:45:00 (CST-6)
Location: LAWTON
Magnitude: 61.00 EG
Reported by: Public

A home sustained minor roof damage. Shingles were blown off of 3 rooftops. The damage was reported near SE 45th Street and Highway 7. Monetary damage estimates were not available.