A weak frontal boundary meandered across Iowa, primarily stalling out in a northeast to southwest orientation.  Within an environment of MLCAPE 1000-2000 J/kg and effective bulk shear of 40-50 kts, storms that initiated quickly intensified and produced numerous hail reports and a handful of damaging wind reports.  Largest hail reports were nearly 3 inches in diameter near Knoxville.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 17:54:00 to 15-JUN-17 17:54:00 (CST-6)
Location: CASTLE HILL
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio operator reported golf ball sized hail.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 17:58:00 to 15-JUN-17 17:58:00 (CST-6)
Location: WATERLOO
Magnitude: 2.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Broadcast media reported tennis ball sized hail.  Came from KWWL TV meteorologist.  Time estimated from radar.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 17:58:00 to 15-JUN-17 17:58:00 (CST-6)
Location: CASTLE HILL
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported ping pong ball sized hail.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:11:00 to 15-JUN-17 18:11:00 (CST-6)
Location: CASEBEER HGTS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail.

Hail in BUTLER, IOWA
From 15-JUN-17 17:18:00 to 15-JUN-17 17:18:00 (CST-6)
Location: PACKARD
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency manager reported half dollar sized hail.

Hail in BUTLER, IOWA
From 15-JUN-17 17:20:00 to 15-JUN-17 17:20:00 (CST-6)
Location: CLARKSVILLE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Local fire department reported penny sized hail.

Hail in BREMER, IOWA
From 15-JUN-17 17:28:00 to 15-JUN-17 17:28:00 (CST-6)
Location: PLAINFIELD
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported golf ball sized hail.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 17:44:00 to 15-JUN-17 17:44:00 (CST-6)
Location: CEDAR FALLS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported golf ball sized hail.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 17:45:00 to 15-JUN-17 17:45:00 (CST-6)
Location: CEDAR FALLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail.

Hail in BUTLER, IOWA
From 15-JUN-17 17:45:00 to 15-JUN-17 17:45:00 (CST-6)
Location: PARKERSBURG
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Coop observer reported half dollar sized hail.  This is a delayed report.  Time estimated by radar.

Hail in BUTLER, IOWA
From 15-JUN-17 17:45:00 to 15-JUN-17 17:45:00 (CST-6)
Location: BUTLER CENTER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail.  This is a delayed report and time estimated from radar.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 17:52:00 to 15-JUN-17 17:52:00 (CST-6)
Location: CEDAR FALLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail.

Hail in POLK, IOWA
From 15-JUN-17 22:07:00 to 15-JUN-17 22:07:00 (CST-6)
Location: SAYDELL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio operator reported nickel to quarter sized hail and heavy rainfall.

Hail in POLK, IOWA
From 15-JUN-17 22:17:00 to 15-JUN-17 22:17:00 (CST-6)
Location: BONDURANT
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported half dollar sized hail.

Hail in JASPER, IOWA
From 15-JUN-17 22:28:00 to 15-JUN-17 22:28:00 (CST-6)
Location: COLFAX
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail.

Hail in JASPER, IOWA
From 15-JUN-17 22:36:00 to 15-JUN-17 22:36:00 (CST-6)
Location: NEWTON
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported golf ball sized hail from Colfax to west side of Newton.

Hail in JASPER, IOWA
From 15-JUN-17 22:43:00 to 15-JUN-17 22:43:00 (CST-6)
Location: NEWTON
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported half dollar sized hail.

Hail in JASPER, IOWA
From 15-JUN-17 22:45:00 to 15-JUN-17 22:45:00 (CST-6)
Location: NEWTON MUNI ARPT
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported lots of quarter sized hail and at times ping pong ball sized hail mixed in.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:39:00 to 15-JUN-17 18:39:00 (CST-6)
Location: WATERLOO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported nickel to quarter sized hail.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:40:00 to 15-JUN-17 18:40:00 (CST-6)
Location: WATERLOO
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported ping pong ball sized hail.

Hail in MARION, IOWA
From 15-JUN-17 20:20:00 to 15-JUN-17 20:50:00 (CST-6)
Location: COLUMBIA
Magnitude: 2.75 
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Multiple patrol cars and EMA vehicles were damaged by large hail up to baseball size.  Some reports coming in of damages to homes, buildings, etc from hail.  Most reports of hail from southern 1/3 of Marion County from Melcher-Dallas to west of Attica.

Hail in MARION, IOWA
From 15-JUN-17 20:35:00 to 15-JUN-17 20:50:00 (CST-6)
Location: ATTICA
Magnitude: 2.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in FRANKLIN, IOWA
From 15-JUN-17 16:32:00 to 15-JUN-17 16:32:00 (CST-6)
Location: BRADFORD
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported half dollar sized hail near 80th and Nettle in Bradford, IA.

Hail in BUTLER, IOWA
From 15-JUN-17 18:40:00 to 15-JUN-17 18:40:00 (CST-6)
Location: NEW HARTFORD
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported half dollar sized hail via social media.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:42:00 to 15-JUN-17 18:42:00 (CST-6)
Location: CASEBEER HGTS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported lots of quarter sized hail.

Hail in BREMER, IOWA
From 15-JUN-17 18:50:00 to 15-JUN-17 18:50:00 (CST-6)
Location: JANESVILLE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported ping pong ball sized hail.

Hail in BREMER, IOWA
From 15-JUN-17 18:58:00 to 15-JUN-17 18:58:00 (CST-6)
Location: JANESVILLE
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported pea to half dollar sized hail.

Thunderstorm Wind in CASS, IOWA
From 15-JUN-17 20:50:00 to 15-JUN-17 20:50:00 (CST-6)
Location: GRISWOLD
Magnitude: 52.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported numerous large limbs down in town. Some 1-2 foot trees snapped off, one landed on a house. Another landed on a camper.

Hail in FRANKLIN, IOWA
From 15-JUN-17 16:34:00 to 15-JUN-17 16:34:00 (CST-6)
Location: HAMPTON
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported half dollar sized hail.

Thunderstorm Wind in FRANKLIN, IOWA
From 15-JUN-17 16:35:00 to 15-JUN-17 16:35:00 (CST-6)
Location: HAMPTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency manager reported 60 mph wind gusts along with nickel sized hail covering the ground.

Hail in FRANKLIN, IOWA
From 15-JUN-17 16:45:00 to 15-JUN-17 16:45:00 (CST-6)
Location: GENEVA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported 50 mph winds and quarter sized hail.

Hail in BUTLER, IOWA
From 15-JUN-17 16:55:00 to 15-JUN-17 16:55:00 (CST-6)
Location: AUSTINVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported quarter sized hail via social media.

Hail in FRANKLIN, IOWA
From 15-JUN-17 17:01:00 to 15-JUN-17 17:01:00 (CST-6)
Location: LATIMER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported quarter sized hail via social media.

Hail in JASPER, IOWA
From 15-JUN-17 22:47:00 to 15-JUN-17 22:47:00 (CST-6)
Location: NEWTON MUNI ARPT
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported nickel sized hail.

Thunderstorm Wind in JASPER, IOWA
From 15-JUN-17 22:53:00 to 15-JUN-17 22:53:00 (CST-6)
Location: NEWTON MUNI ARPT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported 60 mph wind gusts.

Thunderstorm Wind in POWESHIEK, IOWA
From 15-JUN-17 23:07:00 to 15-JUN-17 23:07:00 (CST-6)
Location: GRINNELL ARPT
Magnitude: 62.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Grinnell Regional Airport AWOS recorded a 71 mph wind gust.

Hail in FRANKLIN, IOWA
From 15-JUN-17 16:40:00 to 15-JUN-17 16:40:00 (CST-6)
Location: HAMPTON
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter to half dollar sized hail.

Thunderstorm Wind in WARREN, IOWA
From 15-JUN-17 20:58:00 to 15-JUN-17 20:58:00 (CST-6)
Location: CUMMING
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported a large tree downed over County Rd G14. Report via social media.

Hail in JASPER, IOWA
From 15-JUN-17 22:41:00 to 15-JUN-17 22:41:00 (CST-6)
Location: NEWTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported quarter sized hail via social media.

Hail in MAHASKA, IOWA
From 15-JUN-17 21:10:00 to 15-JUN-17 21:10:00 (CST-6)
Location: GIVIN
Magnitude: 2.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Social Media

Hail in BUTLER, IOWA
From 15-JUN-17 17:06:00 to 15-JUN-17 17:06:00 (CST-6)
Location: APLINGTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail.

Hail in FRANKLIN, IOWA
From 15-JUN-17 17:08:00 to 15-JUN-17 17:08:00 (CST-6)
Location: HAMPTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported quarter sized hail via social media.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 19:01:00 to 15-JUN-17 19:01:00 (CST-6)
Location: BOIES
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio operator reported nickel to half dollar sized hail.

Hail in CLARKE, IOWA
From 15-JUN-17 19:36:00 to 15-JUN-17 19:36:00 (CST-6)
Location: OSCEOLA MUNI ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported lots of rain and dime to quarter sized hail.

Thunderstorm Wind in CASS, IOWA
From 15-JUN-17 20:53:00 to 15-JUN-17 20:53:00 (CST-6)
Location: LEWIS
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The emergency manager reported lots of tree debris in the streets of town.

Hail in BUTLER, IOWA
From 15-JUN-17 17:12:00 to 15-JUN-17 17:12:00 (CST-6)
Location: PARKERSBURG
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail.

Hail in BUTLER, IOWA
From 15-JUN-17 17:15:00 to 15-JUN-17 17:15:00 (CST-6)
Location: PACKARD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail. This is a delayed report.

Hail in FRANKLIN, IOWA
From 15-JUN-17 17:17:00 to 15-JUN-17 17:17:00 (CST-6)
Location: HANSELL
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public reported up to 2 inch size hail.

Hail in BUTLER, IOWA
From 15-JUN-17 17:18:00 to 15-JUN-17 17:18:00 (CST-6)
Location: PARKERSBURG
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency manager reported half dollar sized hail.

Hail in ADAIR, IOWA
From 15-JUN-17 20:09:00 to 15-JUN-17 20:09:00 (CST-6)
Location: HOWE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency manager reported quarter sized hail.

Hail in WARREN, IOWA
From 15-JUN-17 20:16:00 to 15-JUN-17 20:16:00 (CST-6)
Location: LACONA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio reported quarter sized hail.

Hail in MADISON, IOWA
From 15-JUN-17 20:20:00 to 15-JUN-17 20:20:00 (CST-6)
Location: EARLHAM
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported lots of hail from pea to half dollar in size.

Hail in MARION, IOWA
From 15-JUN-17 20:21:00 to 15-JUN-17 20:21:00 (CST-6)
Location: BEWBERN
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported golf ball sized hail.

Thunderstorm Wind in CASS, IOWA
From 15-JUN-17 17:55:00 to 15-JUN-17 18:10:00 (CST-6)
Location: GRISWOLD
Magnitude: 60.00 EG
Property damage: 150.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The emergency manager reported several grain bins destroyed, a damaged machine shed, a damaged storage silo, several large trees uprooted or snapped off, and damage to a center pivot.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 19:03:00 to 15-JUN-17 19:03:00 (CST-6)
Location: BOIES
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported ping pong ball sized hail along E Bennington Rd.

Hail in UNION, IOWA
From 15-JUN-17 19:03:00 to 15-JUN-17 19:03:00 (CST-6)
Location: CRESTON
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported up to 2 inch hail.  Via social media and time estimated from radar.

Hail in CLARKE, IOWA
From 15-JUN-17 19:33:00 to 15-JUN-17 19:33:00 (CST-6)
Location: MURRAY
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported ping pong ball sized hail.

Thunderstorm Wind in CLARKE, IOWA
From 15-JUN-17 19:33:00 to 15-JUN-17 19:33:00 (CST-6)
Location: MURRAY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter estimated 60 mph winds.

Hail in ADAIR, IOWA
From 15-JUN-17 21:05:00 to 15-JUN-17 21:05:00 (CST-6)
Location: ADAIR
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency manager reported quarter sized hail near 140th and Delta Ave.

Thunderstorm Wind in POLK, IOWA
From 15-JUN-17 22:05:00 to 15-JUN-17 22:05:00 (CST-6)
Location: ALTOONA
Magnitude: 52.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Social Media

A tree was downed on a house.

Hail in MARION, IOWA
From 15-JUN-17 20:32:00 to 15-JUN-17 20:32:00 (CST-6)
Location: COLUMBIA
Magnitude: 2.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported baseball sized hail and very strong winds.

Hail in WARREN, IOWA
From 15-JUN-17 20:59:00 to 15-JUN-17 20:59:00 (CST-6)
Location: CUMMING
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported hail slightly larger than 1.00 inch and was preceded by 50 mph winds.

Hail in WARREN, IOWA
From 15-JUN-17 21:02:00 to 15-JUN-17 21:02:00 (CST-6)
Location: NORWALK
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported nickel sized hail and 40 mph winds.

Hail in POLK, IOWA
From 15-JUN-17 21:47:00 to 15-JUN-17 21:47:00 (CST-6)
Location: DODGE FLD ARPT
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported quarter sized hail in NW Johnston.

Thunderstorm Wind in POLK, IOWA
From 15-JUN-17 21:55:00 to 15-JUN-17 21:55:00 (CST-6)
Location: URBANDALE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported 60 mph winds along with dime sized hail.

Hail in APPANOOSE, IOWA
From 15-JUN-17 21:57:00 to 15-JUN-17 21:57:00 (CST-6)
Location: FORBUSH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter sized hail.

Hail in CASS, IOWA
From 15-JUN-17 18:22:00 to 15-JUN-17 18:22:00 (CST-6)
Location: CUMBERLAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Trained spotter reported quarter sized hail.  Time estimated from radar.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:24:00 to 15-JUN-17 18:24:00 (CST-6)
Location: CEDAR FALLS ARPT
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Storm chaser reported half dollar sized hail.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:26:00 to 15-JUN-17 18:26:00 (CST-6)
Location: CEDAR FALLS ARPT
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported half dollar sized hail near Ridgeway and Highway 58.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:30:00 to 15-JUN-17 18:30:00 (CST-6)
Location: CEDAR FALLS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported golf ball sized hail near the intersection of Highway 27 and Viking Road.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:33:00 to 15-JUN-17 18:33:00 (CST-6)
Location: WATERLOO
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio operator reported golf ball sized hail.

Hail in POLK, IOWA
From 15-JUN-17 21:52:00 to 15-JUN-17 21:52:00 (CST-6)
Location: RIDER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported nickel sized hail along NW 106th.

Hail in POLK, IOWA
From 15-JUN-17 22:16:00 to 15-JUN-17 22:16:00 (CST-6)
Location: MITCHELLVILLE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Local fire department reported lots of quarter to golf ball sized hail near the Highway 65 exit along I-80.

Hail in JASPER, IOWA
From 15-JUN-17 22:38:00 to 15-JUN-17 22:38:00 (CST-6)
Location: NEWTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported nickel sized hail beginning at the time of the report.

Hail in POLK, IOWA
From 15-JUN-17 21:53:00 to 15-JUN-17 21:53:00 (CST-6)
Location: RIDER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported lots of nickel size hail with a few quarter sized mixed in.

Thunderstorm Wind in POLK, IOWA
From 15-JUN-17 21:54:00 to 15-JUN-17 21:54:00 (CST-6)
Location: LOVINGTON
Magnitude: 61.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: NWS Employee

NWS employee reported 4-5 snapped power poles along frontage road west of Merle Hay between Meredith and the Chapel Hill Gardens Cemetery.  At least 2 snapped 1/3 to 1/2 up the pole, may have been more snapped, but uncertain.

Hail in BLACK HAWK, IOWA
From 15-JUN-17 18:39:00 to 15-JUN-17 18:39:00 (CST-6)
Location: EVANSDALE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported quarter to ping pong ball sized hail.

Thunderstorm Wind in POLK, IOWA
From 15-JUN-17 21:55:00 to 15-JUN-17 21:55:00 (CST-6)
Location: LOVINGTON
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

NWS employee reported two tree limbs, one on east side and one on west side, of Merle Hay snapped.  Estimated diameter of 1-2 feet.  Time radar estimated.