Alert archive / Iowa / Tornado Warnings in 2011
Tornado Warning 15, NWS La Crosse, WI
NWS La Crosse, WI issued this tornado warning at May 22, 2011, 3:22 PM CDT for Fayette County, Iowa. It was in force for 38 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
- May 22, 2011, 3:22 PM CDT (20:22 UTC)
- Expired
- May 22, 2011, 4:00 PM CDT
- In force
- 38 min
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
County Fayette County, IA
The radar
The La Crosse radar (KARX), 119 km from the middle of the area, began a volume at 20:25 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 |
|---|---|---|---|
| May 22, 3:37 PM CDT | TORNADO | Randalia, IA | STORM SURVEY CONDUCTED 5/24. TORNADO BEGAN 3 MILES EAST OF SUMNER...ABOUT A HALF MILE NORTH OF INTERSECTION OF HWY 93 AND U AVENUE. CONTINUED EAST NORTHEAST FOR ABOUT 8 MILES...PASSING JUST NORTH OF RANDALIA AND ENDING 2 MILES NORTHWEST OF FAYETTE AT 345 PM. E |
| May 22, 4:01 PM CDT | HAIL 2 | West Union, IA | DELAYED REPORT |
| May 22, 4:01 PM CDT | TORNADO | 5 E West Union, IA | STORM SURVEY CONDUCTED 5/24. TORNADO TOUCHED DOWN 5 MILES EAST OF WEST UNION NEAR INTERSECTION OF HWY B64 AND G AVENUE. PATH CONTINUED EAST NORTHEAST FOR ABOUT 1 MILE BEFORE LIFTING 2 MILES SOUTHWEST OF CLERMONT AT 403 PM. EF-0 DAMAGE. MAX PATH WIDTH 50 YARDS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 22, 12:07 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 8.4 hours before the alert went out and 186 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1775 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 233 m²/s²
- 0-3 km storm-relative helicity
- 287 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
973
WFUS53 KARX 222022
TORARX
IAC065-222100-
/O.NEW.KARX.TO.W.0015.110522T2022Z-110522T2100Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
322 PM CDT SUN MAY 22 2011
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN FAYETTE COUNTY IN NORTHEAST IOWA...
* UNTIL 400 PM CDT
* AT 315 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO 7 MILES SOUTHWEST OF HIGHWAY 93 AND COUNTY V 68...OR 15
MILES NORTHWEST OF OELWEIN...MOVING NORTHEAST AT 50 MPH.
* THE TORNADO WILL BE NEAR...
HIGHWAY 93 AND COUNTY V 68 AND RICHFIELD AROUND 325 PM...
HAWKEYE AROUND 330 PM...
WAUCOMA AND DONNAN AROUND 335 PM...
WEST UNION AND DOUGLAS AROUND 340 PM...
ELDORADO AROUND 345 PM...
CLERMONT AND ELGIN AROUND 350 PM...
EXPECT LIGHTNING AND LARGE HAIL THREAT BEFORE THE TORNADO MOVES IN.
FUNNEL CLOUDS HAVE BEEN REPORTED WITH THIS STORM IN BREMER
COUNTY...IF IN THE PATH OF THIS STORM IN NORTHERN FAYETTE
COUNTY...YOU SHOULD SEEK SHELTER NOW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM SUNDAY EVENING FOR
NORTHEASTERN IOWA AND SOUTHEAST MINNESOTA AND WESTERN WISCONSIN.
&&
LAT...LON 4276 9209 4298 9209 4308 9202 4308 9161
4292 9161 4276 9208
TIME...MOT...LOC 2019Z 232DEG 41KT 4283 9210
$$
BAUMGARDT2 follow-up statements
402
WWUS53 KARX 222031
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
331 PM CDT SUN MAY 22 2011
IAC065-222100-
/O.CON.KARX.TO.W.0015.000000T0000Z-110522T2100Z/
FAYETTE IA-
331 PM CDT SUN MAY 22 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN FAYETTE COUNTY
UNTIL 400 PM CDT...
GOLFBALL SIZED HAIL WAS REPORTED AROUND 330 PM ON THE BREMER-FAYETTE
COUNTY LINE NEAR SUMNER.
AT 325 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO LOCATED NEAR HIGHWAY 93 AND COUNTY V 68...OR 14 MILES
NORTHWEST OF OELWEIN...MOVING NORTHEAST AT 40 MPH. IN ADDITION TO A
TORNADO...THIS STORM CAN PRODUCE LARGE DAMAGING HAIL UP TO BASEBALL
SIZE AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.
* THE TORNADO WILL BE NEAR...
HAWKEYE AROUND 335 PM...
WAUCOMA AND DONNAN AROUND 340 PM...
WEST UNION AND DOUGLAS AROUND 345 PM...
ELDORADO AROUND 350 PM...
BRAINARD AROUND 355 PM...
CLERMONT AND ELGIN AROUND 400 PM...
THIS IS A VERY DANGEROUS STORM. ANY OUTDOOR EVENTS IN NORTHERN
FAYETTE COUNTY IN THE PATH OF THIS STORM SHOULD BE MOVED INDOORS
IMMEDIATELY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM SUNDAY EVENING FOR
NORTHEASTERN IOWA AND SOUTHEAST MINNESOTA AND WESTERN WISCONSIN.
&&
LAT...LON 4276 9209 4298 9209 4308 9202 4308 9161
4292 9161 4276 9208
TIME...MOT...LOC 2028Z 237DEG 36KT 4286 9203
$$
BAUMGARDT681
WWUS53 KARX 222040
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
340 PM CDT SUN MAY 22 2011
IAC065-222100-
/O.CON.KARX.TO.W.0015.000000T0000Z-110522T2100Z/
FAYETTE IA-
340 PM CDT SUN MAY 22 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN FAYETTE COUNTY
UNTIL 400 PM CDT...
EMERGENCY MANAGEMENT OFFICIALS REPORTED A FUNNEL CLOUD ABOUT 4 TO 5
MILES WEST OF FAYETTE AT 335 PM. A TORNADO HAS YET TO BE CONFIRMED
FROM THIS STORM...BUT A TORNADO COULD OCCUR AT ANY TIME.
AT 334 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE
DEVELOPING TORNADO LOCATED NEAR HIGHWAY 93 AND COUNTY W 14...OR 9
MILES SOUTHWEST OF WEST UNION...MOVING NORTHEAST AT 40 MPH. IN
ADDITION TO A TORNADO...THIS STORM CAN PRODUCE LARGE DAMAGING HAIL
UP TO BASEBALL SIZE AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.
* THE TORNADO WILL BE NEAR...
WEST UNION AND DOUGLAS AROUND 345 PM...
ELDORADO AROUND 350 PM... BRAINARD AROUND 355 PM...
CLERMONT AND ELGIN AROUND 400 PM...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM SUNDAY EVENING FOR
NORTHEASTERN IOWA AND SOUTHEAST MINNESOTA AND WESTERN WISCONSIN.
&&
LAT...LON 4276 9209 4298 9209 4308 9202 4308 9161
4292 9161 4276 9208
TIME...MOT...LOC 2038Z 237DEG 36KT 4291 9192
$$
BAUMGARDTThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 2:03 PM CDT | Severe Thunderstorm Warning | ARX | Floyd, Howard, Mitchell | 57 min |
| May 22, 2:43 PM CDT | Tornado Warning | ARX | Howard | 62 min |
| May 22, 4:19 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton, Fayette | 56 min |
Nearby
Tornado Warnings in Iowa, 2011Every tornado warning in 2011Tornadoes in 2011
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.