Alert archive / Iowa / Tornado Warnings in 2013
Tornado Warning 6, NWS La Crosse, WI
NWS La Crosse, WI issued this tornado warning at May 19, 2013, 3:36 PM CDT for 4 counties in Iowa. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 19, 2013, 3:36 PM CDT (20:36 UTC)
- Expired
- May 19, 2013, 4:15 PM CDT
- In force
- 39 min
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.5 in
Counties Chickasaw County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA
The radar
The La Crosse radar (KARX), 111 km from the middle of the area, began a volume at 20:38 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.
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 19, 1:10 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 8.6 hours before the alert went out and 251 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
- 905 J/kg
- Mixed-layer CIN
- -122 J/kg
- Mixed-layer LCL
- 846 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
901
WFUS53 KARX 192036
TORARX
IAC037-067-089-131-192115-
/O.NEW.KARX.TO.W.0006.130519T2036Z-130519T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
336 PM CDT SUN MAY 19 2013
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN CHICKASAW COUNTY IN NORTHEAST IOWA...
NORTHEASTERN FLOYD COUNTY IN NORTH CENTRAL IOWA...
WESTERN HOWARD COUNTY IN NORTHEAST IOWA...
SOUTHEASTERN MITCHELL COUNTY IN NORTH CENTRAL IOWA...
* UNTIL 415 PM CDT
* AT 334 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED 7 MILES SOUTHWEST OF ELMA...AND MOVING
NORTHEAST AT 40 MPH.
HAZARD...DEVELOPING TORNADO AND PING PONG BALL SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
EXTENSIVE TREE DAMAGE IS LIKELY.
* THIS DANGEROUS STORM WILL BE NEAR...
ELMA AROUND 345 PM CDT.
RICEVILLE AROUND 350 PM CDT.
LIME SPRINGS AROUND 405 PM CDT.
OTHER LOCATIONS IN THE WARNING INCLUDE COUNTY B 17 AND BELL AVENUE...
LYLAHS MARSH COUNTY PARK...MAPLE LEAF...SARATOGA...COUNTY V 10 AND
40TH STREET...HAYDEN PRAIRIE AND CHESTER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4350 9248 4350 9221 4350 9220 4311 9249
4316 9267
TIME...MOT...LOC 2035Z 203DEG 34KT 4320 9255
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
JW3 follow-up statements
979
WWUS53 KARX 192047
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
347 PM CDT SUN MAY 19 2013
IAC037-067-131-192057-
/O.CAN.KARX.TO.W.0006.000000T0000Z-130519T2115Z/
MITCHELL IA-FLOYD IA-CHICKASAW IA-
347 PM CDT SUN MAY 19 2013
...THE TORNADO WARNING FOR NORTHWESTERN CHICKASAW...NORTHEASTERN
FLOYD AND SOUTHEASTERN MITCHELL COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF FLOYD AND
CHICKASAW COUNTIES.
LAT...LON 4350 9248 4350 9220 4323 9241 4323 9256
4331 9256
TIME...MOT...LOC 2047Z 203DEG 34KT 4330 9249
$$
IAC089-192115-
/O.CON.KARX.TO.W.0006.000000T0000Z-130519T2115Z/
HOWARD IA-
347 PM CDT SUN MAY 19 2013
...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN HOWARD COUNTY
UNTIL 415 PM CDT...
AT 345 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR ELMA...AND MOVING NORTHEAST AT 40 MPH.
HAZARD...DEVELOPING TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
EXTENSIVE TREE DAMAGE IS LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
LIME SPRINGS AROUND 405 PM CDT.
OTHER LOCATIONS IN THE WARNING INCLUDE SARATOGA...HAYDEN PRAIRIE AND
CHESTER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4350 9248 4350 9220 4323 9241 4323 9256
4331 9256
TIME...MOT...LOC 2047Z 203DEG 34KT 4330 9249
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
JW903
WWUS53 KARX 192055
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
355 PM CDT SUN MAY 19 2013
IAC089-192115-
/O.CON.KARX.TO.W.0006.000000T0000Z-130519T2115Z/
HOWARD IA-
355 PM CDT SUN MAY 19 2013
...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN HOWARD COUNTY
UNTIL 415 PM CDT...
AT 353 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR ELMA...AND MOVING NORTHEAST AT 40 MPH.
HAZARD...DEVELOPING TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
EXTENSIVE TREE DAMAGE IS LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
LIME SPRINGS AROUND 415 PM CDT.
OTHER LOCATIONS IN THE WARNING INCLUDE SARATOGA...HAYDEN PRAIRIE AND
CHESTER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4350 9248 4350 9220 4323 9241 4323 9256
4331 9256
TIME...MOT...LOC 2054Z 203DEG 34KT 4330 9246
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
JW723
WWUS53 KARX 192101
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
401 PM CDT SUN MAY 19 2013
IAC089-192115-
/O.CON.KARX.TO.W.0006.000000T0000Z-130519T2115Z/
HOWARD IA-
401 PM CDT SUN MAY 19 2013
...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN HOWARD COUNTY
UNTIL 415 PM CDT...
AT 357 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR RICEVILLE...AND MOVING NORTHEAST AT 40 MPH.
HAZARD...DEVELOPING TORNADO AND GOLF BALL SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
EXTENSIVE TREE DAMAGE IS LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
LIME SPRINGS AROUND 410 PM CDT.
OTHER LOCATIONS IN THE WARNING INCLUDE HAYDEN PRAIRIE AND CHESTER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4350 9248 4350 9220 4323 9241 4323 9256
4331 9256
TIME...MOT...LOC 2101Z 203DEG 34KT 4338 9246
TORNADO...RADAR INDICATED
HAIL...1.75IN
$$
JWThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 3:39 AM CDT | Flash Flood Watch | ARX | Mitchell | 35 hr |
| May 19, 2:56 PM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 64 min |
| May 19, 3:03 PM CDT | Tornado Warning | ARX | Floyd, Mitchell | 42 min |
| May 19, 3:28 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Floyd, Howard, Mitchell | 47 min |
| May 19, 3:53 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 37 min |
| May 19, 4:16 PM CDT | Tornado Warning | ARX | Howard | 44 min |
| May 19, 4:29 PM CDT | Severe Thunderstorm Warning | ARX | Howard, Mitchell | 46 min |
| May 19, 4:44 PM CDT | Flash Flood Warning | ARX | Howard, Mitchell | 6 hr |
| May 19, 5:20 PM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 40 min |
| May 19, 5:55 PM CDT | Flash Flood Warning | ARX | Floyd, Howard, Mitchell | 6 hr |
Nearby
Tornado Warnings in Iowa, 2013Every tornado warning in 2013Tornadoes in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.