Alert archive / Iowa / Tornado Warnings in 2026
Tornado Warning 67, NWS Des Moines, IA
NWS Des Moines, IA issued this tornado warning at Jun 11, 2026, 8:15 AM CDT for Mahaska County, Poweshiek County, Iowa. It was in force for 30 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 11, 2026, 8:15 AM CDT (13:15 UTC)
- Expired
- Jun 11, 2026, 8:45 AM CDT
- In force
- 30 min
- Issued by
- NWS Des Moines, IA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Mahaska County, IA, Poweshiek County, IA
The radar
The Des Moines radar (KDMX), 108 km from the middle of the area, began a volume at 13:14 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 11, 8:35 AM CDT | TSTM WND DMG | 1 Nw Deep River, IA | Report of shed down relayed by EMA. Time estimated from radar. |
| Jun 11, 8:35 AM CDT | TSTM WND DMG | 5 Sse Barnes City, IA | Report of sheds down relayed from EMA. Time estimated by radar. |
| Jun 11, 8:35 AM CDT | TSTM WND DMG | Deep River, IA | Report of tree branches down relayed from EMA. Time estimated from radar. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this tornado warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 11, 2:13 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 11, 7:31 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 1.3 hours before the alert went out and 164 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
- 11 J/kg
- Mixed-layer CIN
- -285 J/kg
- Mixed-layer LCL
- 1008 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- -15 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
199
WFUS53 KDMX 111315
TORDMX
IAC123-157-111345-
/O.NEW.KDMX.TO.W.0067.260611T1315Z-260611T1345Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Des Moines IA
815 AM CDT Thu Jun 11 2026
The National Weather Service in Des Moines has issued a
* Tornado Warning for...
Southeastern Poweshiek County in central Iowa...
Northern Mahaska County in south central Iowa...
* Until 845 AM CDT.
* At 814 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Oskaloosa, moving northeast at 65 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Barnes City around 825 AM CDT.
Deep River around 830 AM CDT.
Other locations impacted by this tornadic thunderstorm include
University Park, Barnes City, Deep River, Rose Hill, Lake Keomah
State Park, Beacon, and Keomah Village.
This includes Interstate 80 near mile marker 199.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 4151 9241 4134 9241 4125 9265 4140 9282
4170 9241 4160 9230 4151 9230
TIME...MOT...LOC 1314Z 230DEG 55KT 4135 9263
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Dodson2 follow-up statements
449
WWUS53 KDMX 111327
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
827 AM CDT Thu Jun 11 2026
IAC123-157-111345-
/O.CON.KDMX.TO.W.0067.000000T0000Z-260611T1345Z/
Poweshiek IA-Mahaska IA-
827 AM CDT Thu Jun 11 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM CDT FOR
SOUTHEASTERN POWESHIEK AND NORTHEASTERN MAHASKA COUNTIES...
At 827 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Barnes City, or 9 miles southeast of Montezuma,
moving northeast at 60 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Deep River and Barnes City around 830 AM CDT.
Other locations impacted by this tornadic thunderstorm include Barnes
City and Deep River.
This includes Interstate 80 near mile marker 199.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 4170 9241 4160 9230 4151 9230 4151 9241
4136 9241 4149 9269
TIME...MOT...LOC 1327Z 228DEG 53KT 4146 9245
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Dodson597
WWUS53 KDMX 111338
SVSDMX
Severe Weather Statement
National Weather Service Des Moines IA
838 AM CDT Thu Jun 11 2026
IAC123-157-111347-
/O.EXP.KDMX.TO.W.0067.000000T0000Z-260611T1345Z/
Poweshiek IA-Mahaska IA-
838 AM CDT Thu Jun 11 2026
...THE TORNADO WARNING FOR SOUTHEASTERN POWESHIEK AND NORTHEASTERN
MAHASKA COUNTIES WILL EXPIRE AT 845 AM CDT...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.
A Tornado Watch remains in effect until 300 PM CDT for south central
and central Iowa.
Remember, a Severe Thunderstorm Warning still remains in effect for
Poweshiek and Mahaska counties.
LAT...LON 4170 9241 4160 9230 4151 9230 4151 9241
4136 9241 4149 9269
TIME...MOT...LOC 1337Z 230DEG 55KT 4155 9231
$$
DodsonWhat forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Des Moines, IA wrote its last area forecast discussion before this tornado warning went out at Jun 11, 6:15 AM CDT, 2 hours earlier. Its key messages:
- Severe storms are expected this morning and are possible again from midday into the early evening. All severe hazards are possible including damaging winds (potentially up to 80 mph early this morning), large hail, and tornadoes, as well as heavy rain bringing a threat for Flash Flooding.
- Gusty winds behind the storms may have 30-40 mph gusts, with 50 mph gusts not out of the question from late morning into late afternoon west to east respectively.
- Cooler, drier conditions develop on Friday.
- Thunderstorm chances return Saturday, some of which may be severe.
Area forecast discussion, Jun 11, 6:15 AM CDT, 2 hours before
Area Forecast Discussion National Weather Service Des Moines IA 615 AM CDT Thu Jun 11 2026 ...Updated for the 12z Aviation Discussion... .KEY MESSAGES... - Severe storms are expected this morning and are possible again from midday into the early evening. All severe hazards are possible including damaging winds (potentially up to 80 mph early this morning), large hail, and tornadoes, as well as heavy rain bringing a threat for Flash Flooding. - Gusty winds behind the storms may have 30-40 mph gusts, with 50 mph gusts not out of the question from late morning into late afternoon west to east respectively. - Cooler, drier conditions develop on Friday. - Thunderstorm chances return Saturday, some of which may be severe. && .SHORT TERM /THROUGH TONIGHT/... Issued at 315 AM CDT Thu Jun 11 2026 Upper level trough crosses through the Central Plains this morning before swinging through the Upper Midwest this afternoon into tonight and then arriving in the Great Lakes region late tonight. At the surface, a low over western Kansas early overnight is expected to move towards and then into Iowa this morning as it heads for the southern Great Lakes area into tonight. Additionally, the boundary is stalled out around central Iowa that will later on today continue to progress eastward as a cold front while the warm front/modifying outflow has begun to activate in central Nebraska early this morning and will continue to lift back northward. With ample forcing as noted already aided further by a 40-50+ knot LLJ we're looking at another round of severe storms this morning with some chance for additional development along the eventually progressing cold front/any lingering boundary from this morning's activity from around midday through this afternoon. We've already coordinated a Severe Thunderstorm watch with SPC and surrounding offices for this first round early this morning with the risk of large hail, some very large hail possible early, with all guidance and expectation in the clusters of storms growing upscale into a severe MCS as they progress eastward across Iowa bringing the threat for damaging wind gusts up to 70 mph, potentially even destructive and up to 80 mph. Although early storms are generally expected to be elevated, a tornado could be possible early with supercell structures but certainly with time storms are expected to become surface based as moisture surges back in this morning sending instability values by mid morning back to 2000-4000 J/kg and with nearing 50 knots or more of 0-6 bulk shear. Thus, tornadoes along the line near and then after sunrise are possible as the storms cross through southern into portions of central Iowa. The bulk of this first round should be through by 15 or 16Z (10 or 11A) and is the highest severe risk of the day. Additional storms may be able to reactivate along the cold front as previously mentioned or any lingering outflow depending on our atmosphere recovery. This looks most likely in the far east/southeast but could also occur in portions of central to north central Iowa if this first round is able to push through quickly (south central), or with locations that stay dry in the first round (portions of central into north central Iowa) or further east altogether if morning storms hold on longer. All hazards are on the table again - damaging wind gusts, large hail, and tornadoes, with the tornado threat highest near the triple point into east central/northeast Iowa, but should not be discounted elsewhere given the environment. Showers have already started in northwest Iowa and showers, occasional storms, are expected to prevail a good portion of the day over northwest into northern Iowa where the severe risk is much lower (severe weather not expected in northwest Iowa). Behind these 2 rounds of storms, environmental winds on the back side of the low look to increase with gusts of 30-40 mph common, and 50 mph gusts not out of the question. Considered a wind headline but confidence in location and timing is not quite there to do so but this will be something we will watch closely into midday with these winds expected to move in west to east from mid morning west. through late afternoon to early evening in the east The Flood Watch also remains in effect this morning, see the hydro discussion for further details on the hydro threat with these storms today. && .LONG TERM /FRIDAY THROUGH WEDNESDAY/... Issued at 301 PM CDT Wed Jun 10 2026 Behind the cold front on Thursday, conditions become cooler and drier through Friday. Thunderstorm chances then return again on Saturday, with severe storms possible once again Saturday afternoon. With so much ongoing in the short-term, will discuss this risk more thoroughly once we are through the current active period. && .AVIATION /06Z TAFS THROUGH 06Z FRIDAY/... Issued at 559 AM CDT Thu Jun 11 2026 A complex of thunderstorms in southwest IA will continue to race east this morning, likely growing upscale with time. DSM and OTM are the most likely to take the brunt of this system within the next couple of hours. Strong westerly winds will coincide with the storms' arrival with gusts reaching 35-45 knots. These gusts may be too conservative of an estimate but we'll see how observations and radar trends evolve. IFR conditions are expected during storms with showers and MVFR cigs likely continuing afterwards for much of the region into this afternoon. CAMs suggest a another round of storms is possible this afternoon at OTM so have kept PROB30 while slightly adjusting timing. VFR conditions expected this evening onward as skies clear. Southeasterly winds flip to northwesterly after a cold frontal passage in the wake of the precip with speeds increasing to 15-20 knots this afternoon. Gusts will reach 30-35 knots. Winds turn westerly and slow to 5-10 knots this evening. && .HYDROLOGY... Issued at 1134 AM CDT Wed Jun 10 2026 Flash flood concerns exist through Thursday morning due to rainfall earlier today as well as additional rain later today into tonight. See the latest WPC Day1/Day2 Excessive Rainfall Outlooks (EROs) and Mesoscale Precipitation Discussions (MPDs), as well as NWC Flood Hazard Outlooks (FHOs) and Area Hydrologic Discussions (AHDs) for more details. We issued a flash flood watch up to I-80 to highlight the threat through Thursday morning. Greatest concern is potential flash flooding tonight in central and southern Iowa. Training storms may produce up to 3-4+ inches of rain in those areas. Flash flood threat in central Iowa would mainly involve urban areas including the Des Moines metro area. Higher end rainfall may lead to flooding of creeks and small streams. In southern Iowa, flash flood concerns involve more than urban areas, such as roads going through lower areas or near streams. Higher end rainfall there may lead to more significant flash flooding. With much of the potential flash flooding occurring during the night, floodwaters can be more difficult to see especially in areas that lack urban lighting. We would like to remind people to avoid driving into flooded areas, instead find an alternate route. Also people living in areas prone to flash flood impacts should plan in advance what to do if floodwaters threaten their areas tonight. Longer term, the risk of river flooding over the next several days is minimal (generally less than 15-25%), however minor to moderate within-bank rises are again possible in basins that receive heavier rainfall. && .DMX WATCHES/WARNINGS/ADVISORIES... Flood Watch until 11 AM CDT this morning for IAZ057>062- 070>075-081>086-092>097. && SHORT TERM...05 LONG TERM...Dodson AVIATION... HYDROLOGY...Zogg
Hazardous weather outlook, Jun 11, 3:43 AM CDT, 4 hours 32 minutes before
Hazardous Weather Outlook National Weather Service Des Moines IA 343 AM CDT Thu Jun 11 2026 IAZ004>007-015>017-023>028-033>039-044>050-120845- Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo- Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun- Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene- Boone-Story-Marshall-Tama- 343 AM CDT Thu Jun 11 2026 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Today and tonight Severe storms are possible this morning in central Iowa and again from midday into the early evening in portions of central to eastern Iowa. All severe hazards are possible including damaging winds, large hail, and tornadoes, as well as heavy rain bringing a threat for flash flooding. .DAYS TWO THROUGH SEVEN...Friday through Wednesday Thunderstorm chances return Saturday, some of which may be severe in especially southern Iowa. .SPOTTER INFORMATION STATEMENT... Spotters will be needed today. Rainfall reports are also appreciated. IAZ057>062-070>075-081>086-092>097-120845- Audubon-Guthrie-Dallas-Polk-Jasper-Poweshiek-Cass-Adair-Madison- Warren-Marion-Mahaska-Adams-Union-Clarke-Lucas-Monroe-Wapello- Taylor-Ringgold-Decatur-Wayne-Appanoose-Davis- 343 AM CDT Thu Jun 11 2026 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Today and tonight Severe storms are expected this morning and are possible again from midday into the early evening. All severe hazards are possible including damaging winds (potentially up to 80 mph early this morning), large hail, and tornadoes, as well as heavy rain bringing a threat for flash flooding. A Flood Watch is in effect for the area this morning. Please refer to the National Weather Service website at weather.gov/desmoines for further details. .DAYS TWO THROUGH SEVEN...Friday through Wednesday Thunderstorm chances return Saturday, some of which may be severe in especially southern Iowa. .SPOTTER INFORMATION STATEMENT... Spotters will be needed today. Rainfall reports are also appreciated.
In the hours before
Local storm report, Jun 11, 7:35 AM CDT, 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
735 AM CDT THU JUN 11 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0624 AM TSTM WND DMG 1 NNE ATLANTIC 41.41N 95.00W
06/11/2026 CASS IA CO-OP OBSERVER
NWS COOPERATIVE WEATHER OBSERVER REPORTS
THUNDERSTORM WINDS LIFTED THE STAINLESS
STEEL RAIN GAGE OUT OF ITS HOLDER AND TOSSED
IT AROUND 30 FT AWAY. TIME ESTIMATED FROM
RADAR.
&&
JAZLocal storm report, Jun 11, 7:50 AM CDT, 25 minutes before
Preliminary Local Storm Report
National Weather Service Des Moines IA
750 AM CDT Thu Jun 11 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0736 AM Tstm Wnd Gst 3 W Chariton 41.02N 93.36W
06/11/2026 M67 MPH Lucas IA AWOS
Time estimated via radar.
&&
MDLocal storm report, Jun 11, 7:52 AM CDT, 23 minutes before
Preliminary Local Storm Report
National Weather Service Des Moines IA
752 AM CDT Thu Jun 11 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0710 AM Tstm Wnd Dmg 4 NW Osceola 41.07N 93.84W
06/11/2026 Clarke IA Emergency Mngr
Report of tree down. Time estimated by
radar.
0725 AM Tstm Wnd Dmg 2 NNE Grimes 41.72N 93.77W
06/11/2026 Polk IA Emergency Mngr
Received report of tree down blocking
IA-141. Time estimated from radar.
&&Local storm report, Jun 11, 8:00 AM CDT, 15 minutes before
Preliminary Local Storm Report
National Weather Service Des Moines IA
800 AM CDT Thu Jun 11 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0715 AM Tstm Wnd Dmg 3 W Dallas Center 41.69N 94.02W
06/11/2026 Dallas IA Local Official
EST Time - Larger Tree top damage greater
than 12 in diameter and sign damage.
&&
JNTLocal storm report, Jun 11, 8:01 AM CDT, 14 minutes before
Preliminary Local Storm Report
National Weather Service Des Moines IA
801 AM CDT Thu Jun 11 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0720 AM Hail 1 WNW Osceola 41.04N 93.79W
06/11/2026 E1.75 Inch Clarke IA Broadcast Media
Report of ping pong to golf ball sized hail
relayed from media. Time estimated from
radar.
0758 AM Hail 1 SSW Knoxville 41.31N 93.11W
06/11/2026 E1.75 Inch Marion IA Emergency Mngr
Report relayed from NWS Chat.
0758 AM Hail Knoxville 41.32N 93.10W
06/11/2026 E1.75 Inch Marion IA Public
Report relayed from NWS Chat.
&&Local storm report, Jun 11, 8:03 AM CDT, 12 minutes before
Preliminary Local Storm Report
National Weather Service Des Moines IA
803 AM CDT Thu Jun 11 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0757 AM Tstm Wnd Gst 2 SSW Knoxville 41.30N 93.11W
06/11/2026 E61 MPH Marion IA Public
&&
MDThe office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 7:00 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marion, Polk | 30 min |
| Jun 10, 7:03 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Story | 42 min |
| Jun 10, 7:13 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Cerro Gordo, Franklin | 51 min |
| Jun 10, 7:47 PM CDT | River Flood Warning | DMX | Appanoose, Lucas, Monroe, Wayne | 4 hr |
| Jun 10, 9:07 PM CDT | Flash Flood Warning | DMX | Lucas | 6 hr |
| Jun 10, 10:01 PM CDT | Areal Flood Warning | DMX | Marion | 35 hr |
| Jun 11, 5:26 AM CDT | River Flood Watch | DMX | Appanoose, Lucas, Monroe, Wayne | 17 hr |
| Jun 11, 5:26 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 49 min |
| Jun 11, 5:59 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Cass, Ringgold, Taylor, Union | 61 min |
| Jun 11, 6:10 AM CDT | Tornado Warning | DMX | Adair, Adams, Cass, Taylor | 35 min |
| Jun 11, 6:15 AM CDT | Tornado Warning | DMX | Adair, Audubon, Cass, Guthrie | 30 min |
| Jun 11, 6:29 AM CDT | Severe Thunderstorm Warning | DMX | Decatur, Wayne | 20 min |
| Jun 11, 6:32 AM CDT | Tornado Warning | DMX | Adair, Adams, Madison, Ringgold, Taylor, Union | 28 min |
| Jun 11, 6:34 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Dallas, Guthrie | 41 min |
| Jun 11, 6:43 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Clarke, Decatur, Ringgold, Taylor, Union | 47 min |
| Jun 11, 6:52 AM CDT | Severe Thunderstorm Warning | DMX | Audubon, Boone, Carroll, Greene, Guthrie | 53 min |
| Jun 11, 6:57 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Guthrie, Madison, Polk, Warren | 48 min |
| Jun 11, 7:03 AM CDT | Tornado Warning | DMX | Dallas, Guthrie | 27 min |
| Jun 11, 7:13 AM CDT | Flash Flood Warning | DMX | Adair, Adams, Madison, Union | 3 hr |
| Jun 11, 7:15 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Lucas, Wayne | 45 min |
| Jun 11, 7:20 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Story | 40 min |
| Jun 11, 7:22 AM CDT | Tornado Warning | DMX | Boone, Dallas, Polk, Story | 23 min |
| Jun 11, 7:38 AM CDT | Severe Thunderstorm Warning | DMX | Lucas, Mahaska, Marion, Monroe, Wapello, Warren | 52 min |
| Jun 11, 7:44 AM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin, Jasper, Mahaska, Marion, Marshall and 4 more | 46 min |
| Jun 11, 7:49 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Decatur, Lucas, Monroe, Ringgold and 2 more | 56 min |
| Jun 11, 7:55 AM CDT | Severe Thunderstorm Warning | DMX | Grundy, Jasper, Marshall, Story, Tama | 50 min |
| Jun 11, 8:12 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Monroe, Poweshiek, Wapello | 48 min |
| Jun 11, 8:25 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy, Hardin, Jasper, Mahaska, Marion and 3 more | 65 min |
| Jun 11, 8:38 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler, Franklin, Grundy, Hardin | 67 min |
| Jun 11, 8:45 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Wayne | 60 min |
| Jun 11, 9:07 AM CDT | Areal Flood Warning | DMX | Appanoose, Lucas, Monroe, Wayne | 24 hr |
| Jun 11, 9:37 AM CDT | River Flood Watch | DMX | Taylor | 10 hr |
| Jun 11, 10:05 AM CDT | High Wind Warning | DMX | Black Hawk, Bremer, Tama | 55 min |
| Jun 11, 2:02 PM CDT | River Flood Watch | DMX | Decatur | 13 hr |
Nearby
Tornado Warnings in Iowa, 2026Every tornado warning in 2026Tornadoes in 2026
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.