Supercell storms developed across western and north central Nebraska during the afternoon of June 17th and produced very large hail, heavy rain, funnels, and a brief tornado.  As the evening progressed, the storms transitioned into bow echoes and produced strong straight-line winds during the early morning hours of June 18th.

Hail in ROCK, NEBRASKA
From 18-JUN-09 02:50:00 to 18-JUN-09 02:50:00 (CST-6)
Location: NEWPORT
Magnitude: 1.75 
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Public

The hail was accompanied by strong winds and stripped leaves off the trees.

Hail in CUSTER, NEBRASKA
From 17-JUN-09 17:49:00 to 17-JUN-09 17:49:00 (CST-6)
Location: CALLAWAY
Magnitude: 1.75 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in WHEELER, NEBRASKA
From 17-JUN-09 19:00:00 to 17-JUN-09 19:00:00 (CST-6)
Location: BARTLETT
Magnitude: 1.75 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in DEUEL, NEBRASKA
From 17-JUN-09 22:41:00 to 17-JUN-09 22:41:00 (MST-7)
Location: BIG SPGS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BOYD, NEBRASKA
From 17-JUN-09 18:00:00 to 17-JUN-09 18:00:00 (CST-6)
Location: ANOKA
Magnitude: 2.25 
Property damage: 10.00K
Crop damage: 10.00K
Reported by: Public

The hail cracked windshields and dented bodies on vehicles.

Hail in KEYA PAHA, NEBRASKA
From 17-JUN-09 17:00:00 to 17-JUN-09 17:00:00 (CST-6)
Location: MILLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in WHEELER, NEBRASKA
From 17-JUN-09 18:45:00 to 17-JUN-09 18:45:00 (CST-6)
Location: ERICSON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in WHEELER, NEBRASKA
From 17-JUN-09 19:15:00 to 17-JUN-09 19:15:00 (CST-6)
Location: BARTLETT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in LOUP, NEBRASKA
From 17-JUN-09 19:52:00 to 17-JUN-09 19:52:00 (CST-6)
Location: TAYLOR
Magnitude: 1.75 
Property damage: 8.00K
Crop damage: 10.00K
Reported by: Trained Spotter

Hail in LOUP, NEBRASKA
From 17-JUN-09 19:51:00 to 17-JUN-09 19:51:00 (CST-6)
Location: ALMERIA
Magnitude: 2.75 
Property damage: 18.00K
Crop damage: 10.00K
Reported by: Law Enforcement

Baseball size hail broke windows out of vehicles and a house.

Hail in KEITH, NEBRASKA
From 17-JUN-09 23:20:00 to 17-JUN-09 23:20:00 (MST-7)
Location: LAKE MC CONAGHY
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in ROCK, NEBRASKA
From 18-JUN-09 02:00:00 to 18-JUN-09 02:00:00 (CST-6)
Location: BASSETT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CHASE, NEBRASKA
From 17-JUN-09 19:41:00 to 17-JUN-09 19:41:00 (MST-7)
Location: CHAMPION
Magnitude: 1.75 
Property damage: 5.00K
Crop damage: 10.00K
Reported by: Public

Tornado in CUSTER, NEBRASKA
From 17-JUN-09 18:50:00 to 17-JUN-09 18:50:00 (CST-6)
Location: MASON CITY
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The tornado touched down very briefly in an open field.

Hail in CUSTER, NEBRASKA
From 17-JUN-09 19:10:00 to 17-JUN-09 19:10:00 (CST-6)
Location: MERNA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in CUSTER, NEBRASKA
From 17-JUN-09 19:05:00 to 17-JUN-09 19:05:00 (CST-6)
Location: MASON CITY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The strong thunderstorms also produced heavy rain with water running over roads.

Hail in BOYD, NEBRASKA
From 17-JUN-09 17:00:00 to 17-JUN-09 17:10:00 (CST-6)
Location: NAPER
Magnitude: 2.75 
Property damage: 10.00K
Crop damage: 15.00K
Reported by: Public

Hail covered the ground.

Hail in BOYD, NEBRASKA
From 17-JUN-09 17:20:00 to 17-JUN-09 17:30:00 (CST-6)
Location: NAPER
Magnitude: 1.00 
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Hail in BOYD, NEBRASKA
From 17-JUN-09 17:37:00 to 17-JUN-09 17:37:00 (CST-6)
Location: NAPER
Magnitude: 1.00 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in BOYD, NEBRASKA
From 18-JUN-09 03:20:00 to 18-JUN-09 03:20:00 (CST-6)
Location: MONOWI
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CUSTER, NEBRASKA
From 17-JUN-09 19:12:00 to 17-JUN-09 19:17:00 (CST-6)
Location: MASON CITY
Magnitude: 1.75 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Hail in HOLT, NEBRASKA
From 17-JUN-09 20:30:00 to 17-JUN-09 20:35:00 (CST-6)
Location: SWAN LAKE
Magnitude: 1.25 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: COOP Observer

Thunderstorm Wind in CHERRY, NEBRASKA
From 18-JUN-09 00:00:00 to 18-JUN-09 00:00:00 (CST-6)
Location: MERRITT RES
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BOYD, NEBRASKA
From 17-JUN-09 17:43:00 to 17-JUN-09 17:43:00 (CST-6)
Location: NAPER
Magnitude: 1.75 
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The hail broke windows and damaged the siding on a home.

Hail in BOYD, NEBRASKA
From 17-JUN-09 17:10:00 to 17-JUN-09 17:17:00 (CST-6)
Location: NAPER
Magnitude: 1.75 
Property damage: 15.00K
Crop damage: 15.00K
Reported by: Public

Hail broke windows and piled up to 3 inches deep.

Hail in BOYD, NEBRASKA
From 17-JUN-09 17:53:00 to 17-JUN-09 17:53:00 (CST-6)
Location: BUTTE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Thunderstorm Wind in HOLT, NEBRASKA
From 18-JUN-09 03:15:00 to 18-JUN-09 03:15:00 (CST-6)
Location: EMMET
Magnitude: 61.00 EG
Property damage: 35.00K
Crop damage: 25.00K
Reported by: Broadcast Media

The winds overturned center pivot irrigation systems.

Hail in CUSTER, NEBRASKA
From 17-JUN-09 17:53:00 to 17-JUN-09 17:53:00 (CST-6)
Location: OCONTO
Magnitude: 1.75 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in WHEELER, NEBRASKA
From 17-JUN-09 18:56:00 to 17-JUN-09 18:56:00 (CST-6)
Location: BARTLETT
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 10.00K
Reported by: Public