Alert archive / Iowa / Tornado Warnings in 2008
Tornado Warning 10, NWS La Crosse, WI
NWS La Crosse, WI issued this tornado warning at Jun 7, 2008, 12:52 PM CDT for Clayton County, Iowa. It was in force for 23 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
- Jun 7, 2008, 12:52 PM CDT (17:52 UTC)
- Expired
- Jun 7, 2008, 1:15 PM CDT
- In force
- 23 min
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
County Clayton County, IA
The radar
The La Crosse radar (KARX), 102 km from the middle of the area, began a volume at 18:02 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 |
|---|---|---|---|
| Jun 7, 12:17 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 5.9 hours before the alert went out and 159 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
- 2173 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 584 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 173 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 10.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KARX 071752
TORARX
IAC043-071815-
/O.NEW.KARX.TO.W.0010.080607T1752Z-080607T1815Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
1252 PM CDT SAT JUN 7 2008
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* TORNADO WARNING FOR...
CLAYTON COUNTY IN NORTHEAST IOWA...
* UNTIL 115 PM CDT
* AT 1248 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO NEAR HIGHWAY 56 AND COUNTY W 70...OR 8 MILES WEST OF
ELKADER...MOVING NORTHEAST AT 43 MPH.
* THE TORNADO WILL BE NEAR...
MOTOR AROUND 1255 PM...
ST. OLAF AND COUNTY ROADS B 56 AND X 16 AROUND 100 PM...
FARMERSBURG AND MONONA AROUND 105 PM...
GIARD AND FROELICH AROUND 110 PM...
MCGREGOR AND MARQUETTE AROUND 115 PM...
TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS
PLEASE REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT OFFICE
AND TELL THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM SATURDAY EVENING FOR
NORTHEASTERN IOWA AND SOUTHEAST MINNESOTA AND SOUTHWESTERN WISCONSIN.
LAT...LON 4272 9155 4298 9158 4309 9150 4308 9116
4294 9115 4287 9109 4286 9109
TIME...MOT...LOC 1752Z 238DEG 37KT 4290 9150
$$
BINAU2 follow-up statements
000
WWUS53 KARX 071756
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
1256 PM CDT SAT JUN 7 2008
IAC043-071815-
/O.CON.KARX.TO.W.0010.000000T0000Z-080607T1815Z/
CLAYTON IA-
1256 PM CDT SAT JUN 7 2008
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM CDT FOR CENTRAL
CLAYTON COUNTY...
AT 1253 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR HIGHWAY 56 AND
COUNTY W 70...OR ABOUT NEAR ELKADER...MOVING NORTHEAST AT 43 MPH.
ANOTHER STORM WITH SOME ROTATION WAS LOCATED SOUTH OF MONONA MOVING
NORTHEAST. THE ROTATIONS ON RADAR WERE WEAK...BUT A TORNADO COULD
DEVELOP AT ANY TIME.
* THE TORNADO WILL BE NEAR...
CLAYTON CENTER AND HARDIN AROUND 100 PM...
FARMERSBURG AND MONONA AROUND 105 PM...
GIARD AND BEULA AROUND 110 PM...
MCGREGOR AND MARQUETTE AROUND 115 PM...
PLEASE REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT OFFICE
AND TELL THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.
LAT...LON 4272 9155 4298 9158 4309 9150 4308 9116
4294 9115 4287 9109 4286 9109
TIME...MOT...LOC 1756Z 238DEG 37KT 4292 9145
$$
BINAU000
WWUS53 KARX 071807
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
107 PM CDT SAT JUN 7 2008
IAC043-071815-
/O.CON.KARX.TO.W.0010.000000T0000Z-080607T1815Z/
CLAYTON IA-
107 PM CDT SAT JUN 7 2008
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM CDT FOR CENTRAL
CLAYTON COUNTY...
AT 102 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR FARMERSBURG...OR
ABOUT 7 MILES NORTH OF ELKADER...MOVING NORTHEAST AT 43 MPH. ANOTHER
STORM WITH ROTATION WAS LOCATED EAST OF MONONA. A TORNADO COULD
DEVELOP AT ANY TIME.
* THE TORNADO WILL BE NEAR...
MCGREGOR AND MARQUETTE AROUND 115 PM...
PLEASE REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT OFFICE
AND TELL THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.
LAT...LON 4272 9155 4298 9158 4309 9150 4308 9116
4294 9115 4287 9109 4286 9109
TIME...MOT...LOC 1807Z 238DEG 37KT 4298 9132
$$
BINAUThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 4:02 AM CDT | Flash Flood Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 44 hr |
| Jun 7, 1:17 PM CDT | Tornado Warning | ARX | Allamakee, Clayton | 43 min |
| Jun 7, 2:49 PM CDT | Tornado Warning | ARX | Chickasaw | 26 min |
| Jun 7, 3:35 PM CDT | Tornado Warning | ARX | Chickasaw, Howard | 40 min |
| Jun 7, 3:41 PM CDT | Tornado Warning | ARX | Chickasaw, Floyd | 34 min |
| Jun 7, 4:35 PM CDT | Tornado Warning | ARX | Mitchell | 40 min |
| Jun 7, 5:22 PM CDT | Tornado Warning | ARX | Mitchell | 38 min |
| Jun 7, 6:00 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 30 min |
| Jun 7, 6:03 PM CDT | Flash Flood Warning | ARX | Mitchell | 6 hr |
| Jun 7, 6:18 PM CDT | Flash Flood Warning | ARX | Howard | 6 hr |
| Jun 7, 6:21 PM CDT | Severe Thunderstorm Warning | ARX | Howard | 54 min |
Nearby
Tornado Warnings in Iowa, 2008Every tornado warning in 2008Tornadoes in 2008
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.