Alert archive / Minnesota / Tornado Warnings in 2010
Tornado Warning 13, NWS La Crosse, WI
NWS La Crosse, WI issued this tornado warning at Aug 13, 2010, 4:45 PM CDT for Dodge County, Olmsted County, Minnesota. It was in force for 30 min. 1 report 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
- Aug 13, 2010, 4:45 PM CDT (21:45 UTC)
- Expired
- Aug 13, 2010, 5:15 PM CDT
- In force
- 30 min
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
Counties Dodge County, MN, Olmsted County, MN
The radar
The La Crosse radar (KARX), 112 km from the middle of the area, began a volume at 21:46 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 |
|---|---|---|---|
| Aug 13, 4:50 PM CDT | FUNNEL CLOUD | 7 Wnw Stewartville, MN | REPORTED NEAR DODGE COUNTY LINE BY SPOTTERS AND HAM RADIO OPERATORS |
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 |
|---|---|---|---|
| Aug 13, 2:39 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 13, 4:24 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 9.8 hours before the alert went out and 135 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
- 112 J/kg
- Mixed-layer CIN
- -488 J/kg
- Mixed-layer LCL
- 959 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 177 m²/s²
- 0-3 km storm-relative helicity
- 206 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
982
WFUS53 KARX 132145
TORARX
MNC039-109-132215-
/O.NEW.KARX.TO.W.0013.100813T2145Z-100813T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
445 PM CDT FRI AUG 13 2010
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN DODGE COUNTY IN SOUTHEAST MINNESOTA...
SOUTHWESTERN OLMSTED COUNTY IN SOUTHEAST MINNESOTA...
* UNTIL 515 PM CDT
* AT 441 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO NEAR HIGHWAY 30 AND COUNTY 15...OR 13 MILES SOUTHEAST OF
DODGE CENTER...MOVING EAST AT 30 MPH.
* THE TORNADO WILL BE NEAR...
HIGH FOREST AROUND 455 PM...
ROCHESTER AIRPORT AROUND 500 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.
&&
LAT...LON 4393 9277 4403 9241 4386 9235 4384 9245
4383 9246 4383 9251 4383 9269 4385 9270
4385 9274
TIME...MOT...LOC 2144Z 274DEG 25KT 4388 9267
$$
BOYNE5 follow-up statements
365
WWUS53 KARX 132150
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
450 PM CDT FRI AUG 13 2010
MNC039-109-132215-
/O.CON.KARX.TO.W.0013.000000T0000Z-100813T2215Z/
DODGE MN-OLMSTED MN-
450 PM CDT FRI AUG 13 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN OLMSTED AND
SOUTHEASTERN DODGE COUNTIES UNTIL 515 PM CDT...
AT 446 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
POSSIBLE TORNADOES LOCATED NEAR HIGHWAY 30 AND COUNTY 15...OR
13 MILES SOUTHWEST OF ROCHESTER AND 2 MILES NORTHWEST OF ROCHESTER
INTERNATIONAL AIRPORT...MOVING EAST AT 20 MPH.
* THE TORNADO WILL BE NEAR...
HIGH FOREST AND I 90 EXIT 205 AROUND 500 PM...
STEWARTVILLE AND ROCHESTER AIRPORT AROUND 510 PM...
SIMPSON AND PLEASANT GROVE AROUND 515 PM...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.
&&
LAT...LON 4393 9277 4403 9241 4386 9235 4384 9245
4383 9246 4383 9251 4383 9269 4385 9270
4385 9274
TIME...MOT...LOC 2149Z 253DEG 18KT 4389 9265
$$
BOYNE955
WWUS53 KARX 132155
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
455 PM CDT FRI AUG 13 2010
MNC039-109-132215-
/O.CON.KARX.TO.W.0013.000000T0000Z-100813T2215Z/
DODGE MN-OLMSTED MN-
455 PM CDT FRI AUG 13 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN OLMSTED AND
SOUTHEASTERN DODGE COUNTIES UNTIL 515 PM CDT...
AT 451 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED TWO
POSSIBLE TORNADOES. THE FIRST IS LOCATED NEAR ROCK DELL...OR 12
MILES SOUTHWEST OF ROCHESTER...AND THE SECOND ONE IS LOCATED MIDWAY
BETWEEN SALEM CORNERS AND ROCHESTER INTERNATIONAL AIRPORT. THESE ARE
BOTH MOVING EAST AT 15 MPH.
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.
&&
LAT...LON 4393 9277 4403 9241 4386 9235 4384 9245
4383 9246 4383 9251 4383 9269 4385 9270
4385 9274
TIME...MOT...LOC 2154Z 255DEG 14KT 4389 9263
$$
BOYNE303
WWUS53 KARX 132202
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
502 PM CDT FRI AUG 13 2010
MNC039-109-132215-
/O.CON.KARX.TO.W.0013.000000T0000Z-100813T2215Z/
DODGE MN-OLMSTED MN-
502 PM CDT FRI AUG 13 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN OLMSTED AND
SOUTHEASTERN DODGE COUNTIES UNTIL 515 PM CDT...
AT 500 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO LOCATED NEAR ROCK DELL...OR 10 MILES SOUTHWEST OF
ROCHESTER...MOVING EAST AT 25 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.
&&
LAT...LON 4393 9277 4403 9241 4386 9235 4384 9245
4383 9246 4383 9251 4383 9269 4385 9270
4385 9274
TIME...MOT...LOC 2202Z 265DEG 23KT 4390 9258
$$
BOYNE264
WWUS53 KARX 132209
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
509 PM CDT FRI AUG 13 2010
MNC039-109-132215-
/O.CON.KARX.TO.W.0013.000000T0000Z-100813T2215Z/
DODGE MN-OLMSTED MN-
509 PM CDT FRI AUG 13 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN OLMSTED AND
SOUTHEASTERN DODGE COUNTIES UNTIL 515 PM CDT...
AT 504 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
POSSIBLE TORNADO LOCATED NEAR ROCHESTER AIRPORT...OR 9 MILES
SOUTHWEST OF ROCHESTER...MOVING EAST AT 25 MPH.
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.
&&
LAT...LON 4393 9277 4403 9241 4386 9235 4384 9245
4383 9246 4383 9251 4383 9269 4385 9270
4385 9274
TIME...MOT...LOC 2208Z 265DEG 23KT 4390 9253
$$
BOYNE493
WWUS53 KARX 132213
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
513 PM CDT FRI AUG 13 2010
MNC039-109-132222-
/O.EXP.KARX.TO.W.0013.000000T0000Z-100813T2215Z/
DODGE MN-OLMSTED MN-
513 PM CDT FRI AUG 13 2010
...THE TORNADO WARNING FOR SOUTHWESTERN OLMSTED AND SOUTHEASTERN
DODGE COUNTIES WILL EXPIRE AT 515 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT THIS EVENING FOR
SOUTHEAST MINNESOTA AND WEST CENTRAL WISCONSIN.
LAT...LON 4393 9277 4403 9241 4386 9235 4384 9245
4383 9246 4383 9251 4383 9269 4385 9270
4385 9274
TIME...MOT...LOC 2212Z 265DEG 23KT 4390 9249
$$
BOYNEThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 1:51 AM CDT | Flash Flood Watch | ARX | Dodge, Fillmore, Houston, Mower, Olmsted, Wabasha and 1 more | 22 hr |
| Aug 13, 2:40 AM CDT | Severe Thunderstorm Warning | ARX | Dodge | 65 min |
| Aug 13, 3:46 AM CDT | Severe Thunderstorm Warning | ARX | Olmsted, Wabasha | 44 min |
| Aug 13, 4:20 AM CDT | Severe Thunderstorm Warning | ARX | Wabasha, Winona | 55 min |
| Aug 13, 4:32 AM CDT | Flash Flood Warning | ARX | Wabasha | 3 hr |
| Aug 13, 5:40 AM CDT | Severe Thunderstorm Warning | ARX | Fillmore, Mower, Olmsted, Winona | 50 min |
| Aug 13, 6:03 AM CDT | Severe Thunderstorm Warning | ARX | Fillmore, Houston, Winona | 57 min |
| Aug 13, 3:17 PM CDT | Severe Thunderstorm Warning | ARX | Dodge, Olmsted, Wabasha | 58 min |
| Aug 13, 3:34 PM CDT | Tornado Warning | ARX | Dodge, Olmsted, Wabasha | 26 min |
| Aug 13, 3:53 PM CDT | Tornado Warning | ARX | Dodge, Olmsted | 37 min |
| Aug 13, 4:44 PM CDT | Flash Flood Warning | ARX | Dodge, Mower, Olmsted | 4 hr |
| Aug 13, 5:43 PM CDT | Tornado Warning | ARX | Olmsted | 32 min |
| Aug 13, 5:50 PM CDT | Flash Flood Warning | ARX | Olmsted, Wabasha, Winona | 6 hr |
| Aug 13, 6:16 PM CDT | Severe Thunderstorm Warning | ARX | Olmsted | 44 min |
| Aug 13, 6:53 PM CDT | Severe Thunderstorm Warning | ARX | Fillmore, Houston, Winona | 16 min |
Nearby
Tornado Warnings in Minnesota, 2010Every tornado warning in 2010Tornadoes in 2010
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.