Storm Events Database

Storm Events Database

Event Details:

Event Tornado
-- Scale EF0
-- Length 1.96 Miles
-- Width 25 Yards
State IOWA
County/Area IOWA
WFO DVN
Report Source NWS Storm Survey
NCEI Data Source CSV
Begin Date 2011-05-22 13:54 CST-6
Begin Location 4E MILLERSBURG
Begin Lat/Lon 41.5776/-92.0999
End Date 2011-05-22 14:00 CST-6
End Location 3W PARNELL
End Lat/Lon 41.5812/-92.0624
Deaths Direct/Indirect 0/0 (fatality details below, when available...)
Injuries Direct/Indirect 0/0
Property Damage 10.00K
Crop Damage 0.00K
Episode Narrative A low pressure system over Minnesota pushed a cold front through eastern Iowa and northwest Illinois during the afternoon and night of May 22, sparking some showers and thunderstorms across the region. Some of the storms were severe, producing large hail, damaging winds, and a few tornadoes.
Event Narrative A National Weather Service storm damage survey team confirmed an EF0 tornado track from 3 miles east of Millersburg, IA (tornado began at 254 pm) to 3 miles west of Parnell, IA (tornado ended at 3 pm). The path length was about 2 miles and the path width was about 25 yards. Power lines were blown down with tree damage noted and one shed flipped. Based on the damage, wind speeds in the tornado were estimated at 80 mph.


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Event Map:

Note: The tornado track is approximate based on the beginning (B) and ending (E) locations. The actual tornado path may differ from a straight line.
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Measure
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All events for this episode:

Location County/Zone St. Date Time T.Z. Type Mag Dth Inj PrD CrD
Totals: 0 0 542.50K 0.00K
BELLE PLAINE BENTON CO. IA 05/22/2011 13:31 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
KOSZTA IOWA CO. IA 05/22/2011 13:40 CST-6 Tornado EF2 0 0 250.00K 0.00K
MILLERSBURG IOWA CO. IA 05/22/2011 13:54 CST-6 Tornado EF0 0 0 10.00K 0.00K
WILLIAMSBURG IOWA CO. IA 05/22/2011 13:58 CST-6 Hail 0.75 in. 0 0 0.00K 0.00K
HOLBROOK IOWA CO. IA 05/22/2011 14:00 CST-6 Hail 0.75 in. 0 0 0.00K 0.00K
HOMESTEAD IOWA CO. IA 05/22/2011 14:00 CST-6 Hail 0.75 in. 0 0 0.00K 0.00K
WILLIAMSBURG IOWA CO. IA 05/22/2011 14:04 CST-6 Hail 2.00 in. 0 0 0.00K 0.00K
WEBSTER KEOKUK CO. IA 05/22/2011 14:40 CST-6 Hail 1.25 in. 0 0 0.00K 0.00K
NORTH LIBERTY JOHNSON CO. IA 05/22/2011 14:42 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
ELY LINN CO. IA 05/22/2011 14:45 CST-6 Hail 0.88 in. 0 0 0.00K 0.00K
MT VERNON LINN CO. IA 05/22/2011 15:01 CST-6 Hail 0.88 in. 0 0 0.00K 0.00K
MORLEY JONES CO. IA 05/22/2011 15:15 CST-6 Hail 0.75 in. 0 0 0.00K 0.00K
MECHANICSVILLE CEDAR CO. IA 05/22/2011 15:17 CST-6 Hail 1.75 in. 0 0 0.00K 0.00K
STANWOOD CEDAR CO. IA 05/22/2011 15:20 CST-6 Thunderstorm Wind 52 kts. EG 0 0 0.00K 0.00K
STANWOOD CEDAR CO. IA 05/22/2011 15:20 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
STANWOOD CEDAR CO. IA 05/22/2011 15:21 CST-6 Hail 0.75 in. 0 0 0.00K 0.00K
OLIN JONES CO. IA 05/22/2011 15:24 CST-6 Hail 2.75 in. 0 0 0.00K 0.00K
OLIN JONES CO. IA 05/22/2011 15:24 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
UNIVERSITY HGTS JOHNSON CO. IA 05/22/2011 15:25 CST-6 Hail 0.75 in. 0 0 0.00K 0.00K
RICHLAND KEOKUK CO. IA 05/22/2011 15:26 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
OLIN JONES CO. IA 05/22/2011 15:30 CST-6 Hail 1.75 in. 0 0 0.00K 0.00K
MONMOUTH JACKSON CO. IA 05/22/2011 15:32 CST-6 Hail 0.75 in. 0 0 0.00K 0.00K
SOLON JOHNSON CO. IA 05/22/2011 15:32 CST-6 Hail 1.50 in. 0 0 0.00K 0.00K
WYOMING JONES CO. IA 05/22/2011 15:35 CST-6 Hail 1.25 in. 0 0 0.00K 0.00K
OXFORD JCT JONES CO. IA 05/22/2011 15:36 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
OLLIE KEOKUK CO. IA 05/22/2011 15:37 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
CENTER JCT JONES CO. IA 05/22/2011 15:41 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
LOWDEN CEDAR CO. IA 05/22/2011 15:42 CST-6 Thunderstorm Wind 61 kts. EG 0 0 50.00K 0.00K
BUCKHORN JACKSON CO. IA 05/22/2011 15:45 CST-6 Hail 0.75 in. 0 0 0.00K 0.00K
IOWA CITY MUNI ARPT JOHNSON CO. IA 05/22/2011 15:45 CST-6 Hail 1.50 in. 0 0 0.00K 0.00K
IOWA CITY JOHNSON CO. IA 05/22/2011 15:47 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
IOWA CITY JOHNSON CO. IA 05/22/2011 15:48 CST-6 Hail 1.75 in. 0 0 0.00K 0.00K
RIVERSIDE WASHINGTON CO. IA 05/22/2011 15:53 CST-6 Hail 0.88 in. 0 0 0.00K 0.00K
TORONTO CLINTON CO. IA 05/22/2011 15:55 CST-6 Hail 1.75 in. 0 0 0.00K 0.00K
SOUTH ENGLISH KEOKUK CO. IA 05/22/2011 16:16 CST-6 Hail 1.25 in. 0 0 0.00K 0.00K
ATALISSA MUSCATINE CO. IA 05/22/2011 16:20 CST-6 Thunderstorm Wind 52 kts. EG 0 0 0.00K 0.00K
ROCHESTER CEDAR CO. IA 05/22/2011 16:20 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
WEST LIBERTY MUSCATINE CO. IA 05/22/2011 16:20 CST-6 Thunderstorm Wind 61 kts. EG 0 0 25.00K 0.00K
CALAMUS EASTVOLD ARP CLINTON CO. IA 05/22/2011 16:30 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
CALAMUS EASTVOLD ARP CLINTON CO. IA 05/22/2011 16:30 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
DIXON SCOTT CO. IA 05/22/2011 16:30 CST-6 Thunderstorm Wind 61 kts. EG 0 0 50.00K 0.00K
DEWITT CLINTON CO. IA 05/22/2011 16:44 CST-6 Thunderstorm Wind 52 kts. EG 0 0 0.00K 0.00K
DEWITT CLINTON CO. IA 05/22/2011 16:44 CST-6 Hail 0.88 in. 0 0 0.00K 0.00K
CALAMUS EASTVOLD ARP CLINTON CO. IA 05/22/2011 16:45 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
CALAMUS EASTVOLD ARP CLINTON CO. IA 05/22/2011 16:45 CST-6 Thunderstorm Wind 61 kts. EG 0 0 100.00K 0.00K
WELTON CLINTON CO. IA 05/22/2011 16:45 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.50K 0.00K
CHARLOTTE CLINTON CO. IA 05/22/2011 16:49 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
DAVENPORT ARPT SCOTT CO. IA 05/22/2011 16:54 CST-6 Thunderstorm Wind 61 kts. EG 0 0 5.00K 0.00K
MILES JACKSON CO. IA 05/22/2011 17:11 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
DAVENPORT ARPT SCOTT CO. IA 05/22/2011 19:26 CST-6 Hail 1.00 in. 0 0 0.00K 0.00K
DAVENPORT ARPT SCOTT CO. IA 05/22/2011 19:29 CST-6 Thunderstorm Wind 56 kts. EG 0 0 0.00K 0.00K
DAVENPORT ARPT SCOTT CO. IA 05/22/2011 19:30 CST-6 Thunderstorm Wind 56 kts. EG 0 0 2.00K 0.00K
DAVENPORT SCOTT CO. IA 05/22/2011 19:35 CST-6 Thunderstorm Wind 56 kts. EG 0 0 50.00K 0.00K
BETTENDORF SCOTT CO. IA 05/22/2011 19:45 CST-6 Thunderstorm Wind 52 kts. EG 0 0 0.00K 0.00K
BETTENDORF SCOTT CO. IA 05/22/2011 19:45 CST-6 Thunderstorm Wind 56 kts. MG 0 0 0.00K 0.00K
Totals: 0 0 542.50K 0.00K