A squall line developed along a strong cold front as it moved east across eastern Kansas. As the line of storm pushed into western Missouri and through the region during the afternoon and evening, portions of the squall line developed bow segments which produced strong winds with reports up to 80mph. Numerous reports of wind damage were received as the storms moved through the region. A few reports of quarter sized hail were also received.

Thunderstorm Wind in POLK, MISSOURI
From 07-SEP-12 15:40:00 to 07-SEP-12 15:40:00 (CST-6)
Location: BOLIVAR
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A communication tower was blown down.

Thunderstorm Wind in DADE, MISSOURI
From 07-SEP-12 15:22:00 to 07-SEP-12 15:22:00 (CST-6)
Location: DADEVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several small trees were down and power was out.

Thunderstorm Wind in POLK, MISSOURI
From 07-SEP-12 15:47:00 to 07-SEP-12 15:47:00 (CST-6)
Location: MORRISVILLE
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Numerous trees were down and several roofs were blown off barns.

Thunderstorm Wind in BARRY, MISSOURI
From 07-SEP-12 15:50:00 to 07-SEP-12 15:50:00 (CST-6)
Location: PURDY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Wind gusts were estimated up to 60 mph.

Thunderstorm Wind in HOWELL, MISSOURI
From 07-SEP-12 15:38:00 to 07-SEP-12 15:38:00 (CST-6)
Location: WEST PLAINS
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A couple power lines were down in West Plains. A roof of a building was also damaged.

Thunderstorm Wind in OREGON, MISSOURI
From 07-SEP-12 18:01:00 to 07-SEP-12 18:01:00 (CST-6)
Location: ALTON
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A mobile home was blown off its foundation.

Thunderstorm Wind in OREGON, MISSOURI
From 07-SEP-12 15:01:00 to 07-SEP-12 15:01:00 (CST-6)
Location: THAYER
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees were down in a road near Thayer.

Thunderstorm Wind in VERNON, MISSOURI
From 07-SEP-12 14:32:00 to 07-SEP-12 14:32:00 (CST-6)
Location: NEVADA
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree fell on a house.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 15:35:00 to 07-SEP-12 15:35:00 (CST-6)
Location: BOIS D ARC
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained weather spotter estimated wind gusts up to 60 mph.

Thunderstorm Wind in DALLAS, MISSOURI
From 07-SEP-12 16:00:00 to 07-SEP-12 16:00:00 (CST-6)
Location: MARCH
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

There was roof damage to a small outbuilding.

Thunderstorm Wind in DENT, MISSOURI
From 07-SEP-12 17:10:00 to 07-SEP-12 17:10:00 (CST-6)
Location: LENOX
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A few trees and limbs were down.

Hail in OZARK, MISSOURI
From 07-SEP-12 14:57:00 to 07-SEP-12 14:57:00 (CST-6)
Location: TECUMSEH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in BARTON, MISSOURI
From 07-SEP-12 14:53:00 to 07-SEP-12 14:53:00 (CST-6)
Location: LAMAR
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several large trees were reported down in the town of Lamar.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 15:30:00 to 07-SEP-12 15:30:00 (CST-6)
Location: SPRINGFIELD
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Winds were estimated up to 70 mph.

Thunderstorm Wind in BARTON, MISSOURI
From 07-SEP-12 14:55:00 to 07-SEP-12 14:55:00 (CST-6)
Location: LAMAR
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A 65 mph wind gust was estimated.

Thunderstorm Wind in VERNON, MISSOURI
From 07-SEP-12 14:53:00 to 07-SEP-12 14:53:00 (CST-6)
Location: NEVADA
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree fell on a house.

Thunderstorm Wind in JASPER, MISSOURI
From 07-SEP-12 15:04:00 to 07-SEP-12 15:04:00 (CST-6)
Location: WEBB CITY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Multiple trees were blown down through out the county.

Thunderstorm Wind in NEWTON, MISSOURI
From 07-SEP-12 15:24:00 to 07-SEP-12 15:24:00 (CST-6)
Location: NEOSHO
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A tree fell on a truck.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 15:40:00 to 07-SEP-12 15:40:00 (CST-6)
Location: SACVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

NWS employee estimated wind gusts up to 60 mph.

Thunderstorm Wind in NEWTON, MISSOURI
From 07-SEP-12 15:33:00 to 07-SEP-12 15:33:00 (CST-6)
Location: STARK CITY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio relayed a report of 60 mph.

Thunderstorm Wind in DADE, MISSOURI
From 07-SEP-12 15:33:00 to 07-SEP-12 15:33:00 (CST-6)
Location: LOCKWOOD
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Several power lines were reported down.

Thunderstorm Wind in CHRISTIAN, MISSOURI
From 07-SEP-12 15:55:00 to 07-SEP-12 15:55:00 (CST-6)
Location: CLEVER
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 60 mph wind gust was measured at Clever High School.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 15:53:00 to 07-SEP-12 15:53:00 (CST-6)
Location: PLEASANT VLY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was down across Farm Road 145 and Farm Road 92.

Thunderstorm Wind in WEBSTER, MISSOURI
From 07-SEP-12 16:01:00 to 07-SEP-12 16:01:00 (CST-6)
Location: MARSHFIELD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A large tree was reported down.

Thunderstorm Wind in DADE, MISSOURI
From 07-SEP-12 15:30:00 to 07-SEP-12 15:30:00 (CST-6)
Location: SOUTH GREENFIELD
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several trees and power lines were reported down in the area.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 15:50:00 to 07-SEP-12 15:50:00 (CST-6)
Location: SPRINGFIELD
Magnitude: 61.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 70 mph wind gusts was measured at Battlefield and Golden Street.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 15:59:00 to 07-SEP-12 15:59:00 (CST-6)
Location: SPRINGFIELD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A large tree reported down on Highway H.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 16:08:00 to 07-SEP-12 16:08:00 (CST-6)
Location: FAIR GROVE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees were reported down.

Thunderstorm Wind in POLK, MISSOURI
From 07-SEP-12 15:40:00 to 07-SEP-12 15:40:00 (CST-6)
Location: BOLIVAR
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several trees were reported down and power outages.

Thunderstorm Wind in NEWTON, MISSOURI
From 07-SEP-12 15:08:00 to 07-SEP-12 15:08:00 (CST-6)
Location: SAGINAW
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A large tree was snapped.

Thunderstorm Wind in POLK, MISSOURI
From 07-SEP-12 15:40:00 to 07-SEP-12 15:40:00 (CST-6)
Location: MORRISVILLE
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: COOP Observer

Several trees and power lines were reported down along with minor damage to buildings.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 15:58:00 to 07-SEP-12 15:58:00 (CST-6)
Location: WALNUT GROVE
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several power lines were down.

Thunderstorm Wind in WEBSTER, MISSOURI
From 07-SEP-12 16:14:00 to 07-SEP-12 16:14:00 (CST-6)
Location: MARSHFIELD
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several power lines were down and small trees damaged.

Thunderstorm Wind in LAWRENCE, MISSOURI
From 07-SEP-12 16:19:00 to 07-SEP-12 16:19:00 (CST-6)
Location: PIERCE CITY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several large tree limbs were blown down.

Thunderstorm Wind in NEWTON, MISSOURI
From 07-SEP-12 15:22:00 to 07-SEP-12 15:22:00 (CST-6)
Location: NEOSHO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public estimated wind gusts up to 60 mph.

Thunderstorm Wind in LACLEDE, MISSOURI
From 07-SEP-12 16:24:00 to 07-SEP-12 16:24:00 (CST-6)
Location: LEBANON
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree fell on a house.

Thunderstorm Wind in WEBSTER, MISSOURI
From 07-SEP-12 16:26:00 to 07-SEP-12 16:26:00 (CST-6)
Location: MARSHFIELD
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees and power lines were blown down. Seven tents at a farmers market were blown down.

Thunderstorm Wind in TANEY, MISSOURI
From 07-SEP-12 16:30:00 to 07-SEP-12 16:30:00 (CST-6)
Location: HOLLISTER
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several power lines in Hollister and Bull Creek Village were blown down.

Thunderstorm Wind in STONE, MISSOURI
From 07-SEP-12 16:30:00 to 07-SEP-12 16:30:00 (CST-6)
Location: REEDS SPG
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Two large trees were down and blocking Highway 413 between Galena and Reeds Springs.

Thunderstorm Wind in WEBSTER, MISSOURI
From 07-SEP-12 16:30:00 to 07-SEP-12 16:30:00 (CST-6)
Location: MARSHFIELD
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees and power lines were down.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 16:30:00 to 07-SEP-12 16:30:00 (CST-6)
Location: SPRINGFIELD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Large tree limbs were blown down on campus at Missouri State University.

Thunderstorm Wind in LACLEDE, MISSOURI
From 07-SEP-12 16:34:00 to 07-SEP-12 16:34:00 (CST-6)
Location: RUSS
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Winds were strong enough to move a pick up truck off the road.

Thunderstorm Wind in WEBSTER, MISSOURI
From 07-SEP-12 16:42:00 to 07-SEP-12 16:42:00 (CST-6)
Location: SEYMOUR
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several large limbs were blown down. Wind gusts were estimated up to 60 mph.

Thunderstorm Wind in NEWTON, MISSOURI
From 07-SEP-12 15:30:00 to 07-SEP-12 15:30:00 (CST-6)
Location: NEOSHO
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Power outages were reported through out Newton County. Numerous trees and power poles were down.

Thunderstorm Wind in TEXAS, MISSOURI
From 07-SEP-12 17:09:00 to 07-SEP-12 17:09:00 (CST-6)
Location: HOUSTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Wind gusts were estimated up to 60 mph.

Thunderstorm Wind in WEBSTER, MISSOURI
From 07-SEP-12 16:00:00 to 07-SEP-12 16:00:00 (CST-6)
Location: MARSHFIELD BCKNR ARP
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A church suffered damage from a fallen tree.

Thunderstorm Wind in WEBSTER, MISSOURI
From 07-SEP-12 16:06:00 to 07-SEP-12 16:06:00 (CST-6)
Location: MARSHFIELD
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Near Highway E and Route 38, a barn roof was blown off.

Thunderstorm Wind in LACLEDE, MISSOURI
From 07-SEP-12 15:52:00 to 07-SEP-12 15:52:00 (CST-6)
Location: LEBANON
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

At Highway KK and Finch Street, a large tree was blown down onto a home.

Thunderstorm Wind in GREENE, MISSOURI
From 07-SEP-12 15:35:00 to 07-SEP-12 15:35:00 (CST-6)
Location: WALNUT GROVE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees were down.