Alert archive / Iowa / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 26, NWS Quad Cities, IA
NWS Quad Cities, IA issued this severe thunderstorm warning at Jun 22, 2021, 7:15 PM CDT for Van Buren County, Iowa. It was in force for 45 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 22, 2021, 7:15 PM CDT (00:15 UTC)
- Expired
- Jun 22, 2021, 8:00 PM CDT
- In force
- 45 min
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
County Van Buren County, IA
The radar
The Quad Cities radar (KDVN), 154 km from the middle of the area, began a volume at 00:16 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 22, 7:25 PM CDT | HAIL 1 | Douds/Leando, IA | ALSO HIGH WINDS. |
| Jun 22, 7:40 PM CDT | HAIL 1 | 4 Ne Lebanon, IA | OCCURRING RIGHT NOW. 36 MPH WIND GUST. |
| Jun 22, 8:08 PM CDT | HAIL 0.88 | 3 Ene Charlie Heath Mem, MO | HAIL STARTED AS PEA AND HAS INCREASED TO BETWEEN DIIME AND NICKEL SIZE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 0.3 hours before the alert went out and 160 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 9 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1794 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 104 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
669
WUUS53 KDVN 230015
SVRDVN
IAC177-230100-
/O.NEW.KDVN.SV.W.0026.210623T0015Z-210623T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Quad Cities IA/IL
715 PM CDT Tue Jun 22 2021
The National Weather Service in the Quad Cities has issued a
* Severe Thunderstorm Warning for...
Van Buren County in southeastern Iowa...
* Until 800 PM CDT.
* At 715 PM CDT, a severe thunderstorm was located over Libertyville,
or 7 miles southwest of Fairfield, moving south at 40 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Keosauqua, Birmingham, Milton, Cantril, Douds, Leando, Mount
Sterling, Van Buren County Fairgrounds, Keosauqua Airport, Mount
Zion, Selma, Lebanon, Lake Sugema Campground, Lacey Keosauqua State
Park and Kilbourn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.
To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in the Quad Cities.
&&
LAT...LON 4090 9218 4090 9192 4061 9183 4060 9218
TIME...MOT...LOC 0015Z 340DEG 33KT 4095 9208
HAIL...1.50IN
WIND...60MPH
$$
McClure4 follow-up statements
945
WWUS53 KDVN 230019
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
719 PM CDT Tue Jun 22 2021
IAC177-230100-
/O.CON.KDVN.SV.W.0026.000000T0000Z-210623T0100Z/
Van Buren IA-
719 PM CDT Tue Jun 22 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR VAN BUREN COUNTY...
At 719 PM CDT, a severe thunderstorm was located near Libertyville,
or 8 miles southwest of Fairfield, moving south at 40 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Keosauqua, Birmingham, Milton, Cantril, Douds, Leando, Mount
Sterling, Van Buren County Fairgrounds, Keosauqua Airport, Mount
Zion, Selma, Lebanon, Lake Sugema Campground, Lacey Keosauqua State
Park and Kilbourn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
the Quad Cities.
&&
LAT...LON 4090 9218 4090 9192 4061 9183 4060 9218
TIME...MOT...LOC 0019Z 340DEG 33KT 4091 9206
HAIL...1.50IN
WIND...60MPH
$$
McClure402
WWUS53 KDVN 230027
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
727 PM CDT Tue Jun 22 2021
IAC177-230100-
/O.CON.KDVN.SV.W.0026.000000T0000Z-210623T0100Z/
Van Buren IA-
727 PM CDT Tue Jun 22 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR VAN BUREN COUNTY...
At 727 PM CDT, a severe thunderstorm was located near Leando, or near
Keosauqua, moving south at 45 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Keosauqua, Birmingham, Milton, Cantril, Douds, Leando, Mount
Sterling, Van Buren County Fairgrounds, Keosauqua Airport, Mount
Zion, Selma, Lebanon, Lake Sugema Campground, Lacey Keosauqua State
Park and Kilbourn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
the Quad Cities.
&&
LAT...LON 4090 9218 4090 9192 4061 9183 4060 9218
TIME...MOT...LOC 0027Z 342DEG 38KT 4080 9202
HAIL...1.50IN
WIND...60MPH
$$
McClure689
WWUS53 KDVN 230032
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
732 PM CDT Tue Jun 22 2021
IAC177-230100-
/O.CON.KDVN.SV.W.0026.000000T0000Z-210623T0100Z/
Van Buren IA-
732 PM CDT Tue Jun 22 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR VAN BUREN COUNTY...
At 732 PM CDT, a severe thunderstorm was located over Keosauqua,
moving south at 40 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Emergency management.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Keosauqua, Birmingham, Milton, Cantril, Douds, Leando, Mount
Sterling, Van Buren County Fairgrounds, Keosauqua Airport, Mount
Zion, Selma, Lebanon, Lake Sugema Campground, Lacey Keosauqua State
Park and Kilbourn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
the Quad Cities.
&&
LAT...LON 4090 9218 4090 9192 4061 9183 4060 9218
TIME...MOT...LOC 0032Z 340DEG 33KT 4076 9200
HAIL...1.50IN
WIND...60MPH
$$
McClure647
WWUS53 KDVN 230042
SVSDVN
Severe Weather Statement
National Weather Service Quad Cities IA/IL
742 PM CDT Tue Jun 22 2021
IAC177-230100-
/O.CON.KDVN.SV.W.0026.000000T0000Z-210623T0100Z/
Van Buren IA-
742 PM CDT Tue Jun 22 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR CENTRAL VAN BUREN COUNTY...
At 742 PM CDT, a severe thunderstorm was located over Keosauqua,
moving southeast at 40 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Trained weather spotters.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Keosauqua, Cantril, Mount Sterling, Van Buren County Fairgrounds,
Lake Sugema Campground, Keosauqua Airport, Lacey Keosauqua State
Park, Mount Zion and Kilbourn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4080 9206 4086 9200 4086 9191 4061 9183
4060 9209
TIME...MOT...LOC 0042Z 336DEG 34KT 4069 9196
HAIL...1.25IN
WIND...60MPH
$$
McClureThe office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 7:46 PM CDT | Special Weather Statement | DVN | Des Moines | 29 min |
| Jun 22, 7:56 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 49 min |
| Jun 22, 8:17 PM CDT | Special Weather Statement | DVN | Washington | 28 min |
| Jun 22, 8:50 PM CDT | Special Weather Statement | DVN | Washington | 25 min |
| Jun 22, 9:00 PM CDT | Special Weather Statement | DVN | Keokuk | 45 min |
| Jun 22, 9:42 PM CDT | Special Weather Statement | DVN | Jefferson | 48 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.