A fast moving complex of severe thunderstorms developed and tracked over much of eastern Iowa, northwest Illinois, and northeast Missouri, as an area of low pressure lifted northeast into northwest Iowa. Widespread damaging winds, large hail, frequent lightning, and a few brief tornadoes were reported.

Thunderstorm Wind in VAN BUREN, IOWA
From 17-MAY-17 15:55:00 to 17-MAY-17 15:55:00 (CST-6)
Location: BIRMINGHAM
Magnitude: 61.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported a tree was blown down in Birmingham onto a power line and another tree was downed onto Highway J16.

Hail in WASHINGTON, IOWA
From 17-MAY-17 18:46:00 to 17-MAY-17 18:46:00 (CST-6)
Location: RIVERSIDE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HENRY, IOWA
From 17-MAY-17 18:37:00 to 17-MAY-17 18:37:00 (CST-6)
Location: ROME
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in LOUISA, IOWA
From 17-MAY-17 19:40:00 to 17-MAY-17 19:40:00 (CST-6)
Location: GRANDVIEW
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in VAN BUREN, IOWA
From 17-MAY-17 15:56:00 to 17-MAY-17 15:56:00 (CST-6)
Location: FARMINGTON
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The local fire department reported a few medium sized tree branches were down.

Thunderstorm Wind in DES MOINES, IOWA
From 17-MAY-17 16:30:00 to 17-MAY-17 16:30:00 (CST-6)
Location: YARMOUTH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a large tree branch about 18 feet long was torn off a tree.

Thunderstorm Wind in WASHINGTON, IOWA
From 17-MAY-17 05:27:00 to 17-MAY-17 05:27:00 (CST-6)
Location: WEST CHESTER
Magnitude: 70.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The local law enforcement reported extensive wind damage to trees, farm outbuildings, and one house and garage along Cedar Street for about 5 miles.  Several hog confinement buildings lost parts of their roofs.

Thunderstorm Wind in JOHNSON, IOWA
From 17-MAY-17 18:48:00 to 17-MAY-17 18:48:00 (CST-6)
Location: LONE TREE
Magnitude: 60.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported a parked semi was blown over and damage to farm outbuildings.  Also power poles were down.

Thunderstorm Wind in IOWA, IOWA
From 17-MAY-17 17:42:00 to 17-MAY-17 17:42:00 (CST-6)
Location: MARENGO
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in BENTON, IOWA
From 17-MAY-17 17:46:00 to 17-MAY-17 17:46:00 (CST-6)
Location: BLAIRSTOWN
Magnitude: 61.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Report was from a local resident using a personal weather instrument.

Thunderstorm Wind in BENTON, IOWA
From 17-MAY-17 18:08:00 to 17-MAY-17 18:08:00 (CST-6)
Location: SHELLSBURG
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter estimated wind gusts to 60 mph.

Thunderstorm Wind in DELAWARE, IOWA
From 17-MAY-17 19:00:00 to 17-MAY-17 19:00:00 (CST-6)
Location: PETERSBURG
Magnitude: 60.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported several farm buildings damaged near Dyersville.

Thunderstorm Wind in DUBUQUE, IOWA
From 17-MAY-17 19:20:00 to 17-MAY-17 19:20:00 (CST-6)
Location: ASBURY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a tree split in half at the corner of Sun Valley Drive and Spring Street. On Green Street, several large tree branches were down.

Thunderstorm Wind in CLINTON, IOWA
From 17-MAY-17 20:45:00 to 17-MAY-17 20:45:00 (CST-6)
Location: LOW MOOR
Magnitude: 65.00 EG
Property damage: 60.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported many trees and branches were blown down in the town of Camanche.  At least one large tree fell on a house, causing $50,000 in damage.

Thunderstorm Wind in LINN, IOWA
From 17-MAY-17 18:25:00 to 17-MAY-17 18:25:00 (CST-6)
Location: ELY
Magnitude: 65.00 EG
Crop damage: 0.00K
Reported by: Broadcast Media

Local broadcast media reported a swath of trees was blown down in Paris.

Thunderstorm Wind in CEDAR, IOWA
From 17-MAY-17 18:59:00 to 17-MAY-17 18:59:00 (CST-6)
Location: WEST BRANCH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A public report was received of a 60 foot tree that fell through a garage in town.

Thunderstorm Wind in LINN, IOWA
From 17-MAY-17 18:10:00 to 17-MAY-17 18:10:00 (CST-6)
Location: FAIRFAX
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported winds up to 70 mph.

Hail in MUSCATINE, IOWA
From 17-MAY-17 16:14:00 to 17-MAY-17 16:14:00 (CST-6)
Location: MUSCATINE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in BENTON, IOWA
From 17-MAY-17 17:53:00 to 17-MAY-17 17:53:00 (CST-6)
Location: VAN HORNE
Magnitude: 61.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported estimated winds up to 70 mph.

Thunderstorm Wind in IOWA, IOWA
From 17-MAY-17 18:15:00 to 17-MAY-17 18:15:00 (CST-6)
Location: LADORA AIR STRIP
Magnitude: 61.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported wind gusts up to 70 MPH.

Thunderstorm Wind in LINN, IOWA
From 17-MAY-17 18:21:00 to 17-MAY-17 18:21:00 (CST-6)
Location: CEDAR RAPIDS
Magnitude: 61.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported wind gusts up to 70 mph.

Thunderstorm Wind in LINN, IOWA
From 17-MAY-17 18:27:00 to 17-MAY-17 18:27:00 (CST-6)
Location: MARION MC BRIDE ARPT
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported wind gusts up to 70 mph.

Thunderstorm Wind in LINN, IOWA
From 17-MAY-17 18:28:00 to 17-MAY-17 18:28:00 (CST-6)
Location: MARION ARPT
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported estimated winds of 60 to 70 mph with nearly horizontal rain.

Thunderstorm Wind in WASHINGTON, IOWA
From 17-MAY-17 18:35:00 to 17-MAY-17 18:35:00 (CST-6)
Location: WASHINGTON
Magnitude: 58.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Washington Airport AWOS sensor measured this wind gust.

Thunderstorm Wind in DELAWARE, IOWA
From 17-MAY-17 18:32:00 to 17-MAY-17 18:32:00 (CST-6)
Location: RYAN
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported wind gusts of up to 70 mph.

Hail in SCOTT, IOWA
From 17-MAY-17 19:54:00 to 17-MAY-17 19:54:00 (CST-6)
Location: WALCOTT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail at the I-80 truck stop.

Hail in CLINTON, IOWA
From 17-MAY-17 20:50:00 to 17-MAY-17 20:50:00 (CST-6)
Location: CLINTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in LOUISA, IOWA
From 17-MAY-17 16:45:00 to 17-MAY-17 16:45:00 (CST-6)
Location: WAPELLO
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

The hail size was estimated from a picture on social media.

Thunderstorm Wind in JEFFERSON, IOWA
From 17-MAY-17 16:11:00 to 17-MAY-17 16:11:00 (CST-6)
Location: FAIRFIELD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported 2 semis on Highway 34 were blown over.

Thunderstorm Wind in JOHNSON, IOWA
From 17-MAY-17 18:49:00 to 17-MAY-17 18:49:00 (CST-6)
Location: LONE TREE
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager received a report from the sheriff's office of a barn blown down in Lone Tree on 640th and SOO.

Hail in MUSCATINE, IOWA
From 17-MAY-17 19:34:00 to 17-MAY-17 19:34:00 (CST-6)
Location: FRUITLAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A picture from the public of hail was received via Twitter.  The time was estimated from radar.

Thunderstorm Wind in CLINTON, IOWA
From 17-MAY-17 20:05:00 to 17-MAY-17 20:05:00 (CST-6)
Location: DEWITT
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported a hoop building had half of its soft roof torn off.

Thunderstorm Wind in JACKSON, IOWA
From 17-MAY-17 20:10:00 to 17-MAY-17 20:10:00 (CST-6)
Location: PRESTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported estimated winds of 50 to 60 mph.

Thunderstorm Wind in CLINTON, IOWA
From 17-MAY-17 20:50:00 to 17-MAY-17 20:50:00 (CST-6)
Location: CLINTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Local amateur radio relayed a report of winds estimated at 50 to 60 mph.

Hail in LOUISA, IOWA
From 19-MAY-17 15:45:00 to 19-MAY-17 15:45:00 (CST-6)
Location: WAPELLO
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A public report was received with a picture of hail using social media.

Hail in SCOTT, IOWA
From 17-MAY-17 09:15:00 to 17-MAY-17 09:15:00 (CST-6)
Location: PANORAMA PARK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DUBUQUE, IOWA
From 17-MAY-17 16:21:00 to 17-MAY-17 16:21:00 (CST-6)
Location: DYERSVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HENRY, IOWA
From 17-MAY-17 16:28:00 to 17-MAY-17 16:28:00 (CST-6)
Location: MT UNION
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in JONES, IOWA
From 17-MAY-17 18:45:00 to 17-MAY-17 18:45:00 (CST-6)
Location: ANAMOSA
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported a tree had fallen on a house.

Thunderstorm Wind in JONES, IOWA
From 17-MAY-17 18:40:00 to 17-MAY-17 18:40:00 (CST-6)
Location: ANAMOSA
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A measured wind gust from a Iowa Department of Transportation road sensor near highway 151.

Thunderstorm Wind in DELAWARE, IOWA
From 17-MAY-17 18:51:00 to 17-MAY-17 18:51:00 (CST-6)
Location: ONEIDA
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

This report was from the county emergency manager who estimated wind gusts up to 75 mph.

Thunderstorm Wind in DELAWARE, IOWA
From 17-MAY-17 18:28:00 to 17-MAY-17 18:28:00 (CST-6)
Location: RYAN
Magnitude: 77.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The local fire department reported a measured wind gust of 77 knots.

Thunderstorm Wind in DELAWARE, IOWA
From 17-MAY-17 18:52:00 to 17-MAY-17 18:52:00 (CST-6)
Location: EDGEWOOD
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a wind gust estimated to 70 mph.

Thunderstorm Wind in DUBUQUE, IOWA
From 17-MAY-17 18:57:00 to 17-MAY-17 18:57:00 (CST-6)
Location: DYERSVILLE
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported a measured wind gust of 63 knots.

Thunderstorm Wind in DUBUQUE, IOWA
From 17-MAY-17 19:04:00 to 17-MAY-17 19:04:00 (CST-6)
Location: HOLY CROSS
Magnitude: 68.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported a measured wind gust of 68 knots.

Hail in HENRY, IOWA
From 17-MAY-17 16:20:00 to 17-MAY-17 16:20:00 (CST-6)
Location: MT PLEASANT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Pictures of hail the size of golf balls were received via social media.

Thunderstorm Wind in WASHINGTON, IOWA
From 17-MAY-17 16:20:00 to 17-MAY-17 16:20:00 (CST-6)
Location: RUBIO
Magnitude: 60.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported several trees were damaged, and some boards were blown off the railroad walkway.

Hail in LOUISA, IOWA
From 17-MAY-17 16:52:00 to 17-MAY-17 16:52:00 (CST-6)
Location: GRANDVIEW
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MUSCATINE, IOWA
From 17-MAY-17 17:11:00 to 17-MAY-17 17:11:00 (CST-6)
Location: MUSCATINE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MUSCATINE, IOWA
From 17-MAY-17 17:23:00 to 17-MAY-17 17:23:00 (CST-6)
Location: STOCKTON
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in SCOTT, IOWA
From 17-MAY-17 17:40:00 to 17-MAY-17 17:40:00 (CST-6)
Location: DIXON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reported a mix of stones between the size of dimes and quarters.

Hail in JEFFERSON, IOWA
From 17-MAY-17 17:42:00 to 17-MAY-17 17:52:00 (CST-6)
Location: BATAVIA
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The spotter reported hail lasted 10 minutes and covered the ground.

Hail in VAN BUREN, IOWA
From 17-MAY-17 18:16:00 to 17-MAY-17 18:17:00 (CST-6)
Location: KEOSAUQUA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The spotter reported the hail lasted for 1 minute.

Hail in HENRY, IOWA
From 17-MAY-17 18:40:00 to 17-MAY-17 18:40:00 (CST-6)
Location: MT PLEASANT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Thunderstorm Wind in DUBUQUE, IOWA
From 17-MAY-17 19:20:00 to 17-MAY-17 19:20:00 (CST-6)
Location: ASBURY
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a measured wind gust of 52 knots.

Thunderstorm Wind in CLINTON, IOWA
From 17-MAY-17 20:49:00 to 17-MAY-17 20:54:00 (CST-6)
Location: WELTON
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported estimated winds of 50 to 60 mph for 5 minutes.

Thunderstorm Wind in WASHINGTON, IOWA
From 17-MAY-17 16:20:00 to 17-MAY-17 16:20:00 (CST-6)
Location: WELLMAN
Magnitude: 60.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The local law enforcement reported some outbuildings. A shed, and a few windows and roofs were damaged.

Thunderstorm Wind in WASHINGTON, IOWA
From 17-MAY-17 16:40:00 to 17-MAY-17 16:40:00 (CST-6)
Location: WELLMAN
Magnitude: 65.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The local law enforcement reported a roof was off a shed, a garage, and hog and horse structures. Another garage was torn off a house.  Trees and power lines were down with one tree down on a road.

Hail in IOWA, IOWA
From 17-MAY-17 17:52:00 to 17-MAY-17 17:52:00 (CST-6)
Location: NORTH ENGLISH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A public report was received of quarter sized hail, also winds up to 55 MPH and heavy rain.

Thunderstorm Wind in SCOTT, IOWA
From 17-MAY-17 18:59:00 to 17-MAY-17 18:59:00 (CST-6)
Location: DONAHUE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported estimated wind gusts to 60 mph along with very heavy rain.

Thunderstorm Wind in CLINTON, IOWA
From 17-MAY-17 20:03:00 to 17-MAY-17 20:03:00 (CST-6)
Location: DEWITT
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Iowa Department  of Transportation measured this wind gust near DeWitt Iowa.

Thunderstorm Wind in DES MOINES, IOWA
From 17-MAY-17 16:32:00 to 17-MAY-17 16:32:00 (CST-6)
Location: YARMOUTH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported several tree branches down.

Thunderstorm Wind in IOWA, IOWA
From 17-MAY-17 17:35:00 to 17-MAY-17 17:35:00 (CST-6)
Location: MARENGO
Magnitude: 70.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The county emergency manager reported power poles and trees were snapped from Ladora to Marengo.  Some of these trees fell on houses and other buildings.

Thunderstorm Wind in BENTON, IOWA
From 17-MAY-17 17:57:00 to 17-MAY-17 17:57:00 (CST-6)
Location: NEWHALL
Magnitude: 70.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Social Media

A picture was received from social media via Twitter of a roof blown off a home.

Thunderstorm Wind in BUCHANAN, IOWA
From 17-MAY-17 18:15:00 to 17-MAY-17 18:15:00 (CST-6)
Location: JESUP
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A public report was received of estimated wind gusts to 65 mph.

Thunderstorm Wind in JOHNSON, IOWA
From 17-MAY-17 18:20:00 to 17-MAY-17 18:20:00 (CST-6)
Location: NORTH LIBERTY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A public report was received of a tree blown over.

Tornado in JEFFERSON, IOWA
From 17-MAY-17 15:16:00 to 17-MAY-17 15:18:00 (CST-6)
Location: PLEASANT PLAIN
Tornado F-scale: EF1
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Tornado rated an EF-1 tornado with peak winds 110 mph, a path length of 1.27 miles, and a max width of 25 yards. This rapidly moving tornado moved almost due north damaging farm outbuildings and trees.  It moved from Jefferson County into Washington County.   This tornado was spotted and reported by local fire department spotters.

Tornado in WASHINGTON, IOWA
From 17-MAY-17 15:18:00 to 17-MAY-17 15:20:00 (CST-6)
Location: CLAY
Tornado F-scale: EF1
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Tornado rated was an EF-1 tornado with peak winds 110 mph, a path length of 1.95 miles, and a max width of 25 yards. This rapidly moving tornado moved almost due north damaging farm outbuildings and trees.  It moved from Jefferson County into Washington County.   This tornado was spotted and reported by local fire department spotters.

Tornado in WASHINGTON, IOWA
From 17-MAY-17 17:36:00 to 17-MAY-17 17:42:00 (CST-6)
Location: HASKINS
Tornado F-scale: EF1
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Tornado was rated was an EF-1 with peak winds of 110 mph, a path length of 5.95 miles, and a max width of 40 yards.  This tornado spun up and tracked rapidly to the northeast. The tornado damaged numerous farm outbuildings, power lines and trees along its path.

Thunderstorm Wind in IOWA, IOWA
From 17-MAY-17 17:42:00 to 17-MAY-17 17:42:00 (CST-6)
Location: MARENGO
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a large tree was down. This report was relayed from Des Moines Weather Forecast Office.

Tornado in SCOTT, IOWA
From 17-MAY-17 18:44:00 to 17-MAY-17 18:46:00 (CST-6)
Location: MAYSVILLE STENDER AR
Tornado F-scale: EF1
Property damage: 2.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Tornado was rated as EF-1 with peak winds of 100 mph, a path length of 2.14 miles, and a max width of 25 yards.  This tornado was associated with a squall line. Numerous trees were damaged or uprooted with a few rotten trees snapped about 20 feet above the ground.    Roofing damage was observed to a new home and garage at the beginning of its path.

Hail in JOHNSON, IOWA
From 17-MAY-17 18:48:00 to 17-MAY-17 18:48:00 (CST-6)
Location: HILLS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The spotter reported hail the size of peas to pennies.

Hail in HENRY, IOWA
From 17-MAY-17 18:37:00 to 17-MAY-17 18:37:00 (CST-6)
Location: ROME
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public