Alert archive / Minnesota / Tornado Warnings in 2009

Tornado Warning 7, NWS La Crosse, WI

June 17, 2009Dodge County, Mower County, Minnesota

NWS La Crosse, WI issued this tornado warning at Jun 17, 2009, 7:35 PM CDT for Dodge County, Mower County, Minnesota. It was in force for 55 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 17, 2009, 7:35 PM CDT (00:35 UTC)
Expired: Jun 17, 2009, 8:30 PM CDT
In force: 55 min
Issued by: NWS La Crosse, WI
Area: Storm-based polygon

Counties Dodge County, MN, Mower County, MN

The radar

The Minneapolis radar (KMPX), 127 km from the middle of the area, began a volume at 00:37 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 17, 7:37 PM CDT	HAIL 3	Blooming Prairie, MN
Jun 17, 7:45 PM CDT	HAIL 1.75	2 N Blooming Prairie, MN	NICKEL SIZE HAIL ALSO REPORTED
Jun 17, 7:54 PM CDT	TORNADO	3 N Blooming Prairie, MN	TORNADO JUST NORTH OF BLOOMING PRAIRIE

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
Jun 17, 7:01 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.6 hours before the alert went out and 128 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1471 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 751 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 219 m²/s²
0-3 km storm-relative helicity: 350 m²/s²
Significant tornado parameter: 1.8
Supercell composite: 12.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KARX 180035
TORARX
MNC039-099-180130-
/O.NEW.KARX.TO.W.0007.090618T0035Z-090618T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
735 PM CDT WED JUN 17 2009

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN DODGE COUNTY IN SOUTHEAST MINNESOTA...
  NORTHWESTERN MOWER COUNTY IN SOUTHEAST MINNESOTA...

* UNTIL 830 PM CDT

* AT 734 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 9 MILES SOUTHWEST OF BLOOMING PRAIRIE...OR 15 MILES
  NORTHWEST OF AUSTIN...MOVING EAST AT 25 MPH. THIS TORNADO WARNING
  UPGRADES THE PREVIOUS SEVERE THUNDERSTORM WARNING FOR DODGE AND    
  MOWER COUNTIES. BRIEF TORNADOES HAVE BEEN REPORTED WITH THIS       
  STORM. 

* THE TORNADO WILL BE NEAR...
  BLOOMING PRAIRIE AROUND 750 PM...
  BROOKSIDE CAMPGROUND AND GRAVES LANDING FIELD AROUND 800 PM...     
  LANSING AND RAMSEY AROUND 805 PM...
  HAYFIELD AND MAYVILLE AROUND 810 PM...
  I 90 EXIT 183 AND SARGEANT AROUND 820 PM...
  RENOVA AND OSLO AROUND 825 PM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS

TO CALL YOUR SEVERE WEATHER REPORT DIRECTLY INTO THE NATIONAL WEATHER
SERVICE DIAL 6 0 8 7 8 2 1 8 9 4.

&&

LAT...LON 4393 9305 4392 9268 4385 9268 4383 9269
      4383 9268 4359 9267 4373 9306 4387 9306
TIME...MOT...LOC 0035Z 285DEG 22KT 4381 9320

$$

BAUMGARDT

3 follow-up statements

000 
WWUS53 KARX 180049
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
749 PM CDT WED JUN 17 2009

MNC039-099-180130-
/O.CON.KARX.TO.W.0007.000000T0000Z-090618T0130Z/
DODGE MN-MOWER MN-
749 PM CDT WED JUN 17 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHWESTERN MOWER AND SOUTHERN DODGE COUNTIES...

AT 748 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD 
WITH THIS STORM AND BRIEF TORNADOES NEAR GENEVA. THIS TORNADO WAS LOCATED 
NEAR BROOKSIDE CAMPGROUND...OR 11 MILES NORTHWEST OF AUSTIN...MOVING 
EAST AT 20 MPH.

* THE TORNADO WILL BE NEAR...
  BROOKSIDE CAMPGROUND AND HIGHWAY 30 AND COUNTY 3 AROUND 800 PM...
  LANSING AND RAMSEY AROUND 805 PM...
  MAYVILLE AND WALTHAM AROUND 815 PM...
  BROWNSDALE AND HAYFIELD AROUND 820 PM...
  SARGEANT AND I 90 EXIT 183 AROUND 825 PM...
  RENOVA AND COUNTY ROADS 1 AND 7 AROUND 830 PM...

HEAVY RAIN AND HAIL WILL LIKELY ARRIVE BEFORE THE TORNADO SO SEEK 
SHELTER NOW IF YOU ARE IN THE PATH OF THIS STORM. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO CALL YOUR SEVERE WEATHER REPORT DIRECTLY INTO THE NATIONAL WEATHER
SERVICE DIAL 6 0 8 7 8 2 1 8 9 4.

&&

LAT...LON 4393 9305 4392 9268 4385 9268 4383 9269
      4383 9268 4359 9267 4373 9306 4387 9306
TIME...MOT...LOC 0048Z 280DEG 19KT 4380 9309

$$

BAUMGARDT

000 
WWUS53 KARX 180058
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
758 PM CDT WED JUN 17 2009

MNC039-099-180130-
/O.CON.KARX.TO.W.0007.000000T0000Z-090618T0130Z/
DODGE MN-MOWER MN-
758 PM CDT WED JUN 17 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHWESTERN MOWER AND SOUTHERN DODGE COUNTIES...

AT 755 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO 
APPROXIMATELY 3 TO 4 MILES SOUTH OF BLOOMING PRAIRIE NEAR THE TOWN 
OF CORNING...OR 9 MILES NORTHWEST OF AUSTIN...MOVING EAST AT 20 MPH.

* THE TORNADO WILL BE NEAR...
  LANSING AND RAMSEY AROUND 805 PM...
  MAYVILLE AROUND 815 PM...
  BROWNSDALE AND HAYFIELD AROUND 820 PM...
  I 90 EXIT 183 AROUND 825 PM...
  RENOVA AND SARGEANT AROUND 830 PM...

THIS IS A VERY DANGEROUS STORM AND COULD PRODUCE A VIOLENT TORNADO. 
IF IN THE PATH OF THIS TORNADO YOU MUST SEEK SHELTER NOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO CALL YOUR SEVERE WEATHER REPORT DIRECTLY INTO THE NATIONAL WEATHER
SERVICE DIAL 6 0 8 7 8 2 1 8 9 4.

TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS

&&

LAT...LON 4393 9305 4392 9268 4385 9268 4383 9269
      4383 9268 4359 9267 4373 9306 4387 9306
TIME...MOT...LOC 0056Z 280DEG 19KT 4378 9305

$$

BAUMGARDT

000 
WWUS53 KARX 180123
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
823 PM CDT WED JUN 17 2009

MNC039-180132-
/O.CAN.KARX.TO.W.0007.000000T0000Z-090618T0130Z/
DODGE MN-
823 PM CDT WED JUN 17 2009

...THE TORNADO WARNING FOR SOUTHERN DODGE COUNTY IS CANCELLED...

TO CALL YOUR SEVERE WEATHER REPORT DIRECTLY INTO THE NATIONAL WEATHER
SERVICE DIAL 6 0 8 7 8 2 1 8 9 4.

LAT...LON 4385 9270 4383 9269 4383 9268 4359 9267
      4373 9306 4385 9306
TIME...MOT...LOC 0122Z 280DEG 19KT 4376 9286


$$

BAUMGARDT

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 17, 7:14 PM CDT	Severe Thunderstorm Warning	ARX	Dodge, Mower	46 min
Jun 17, 8:11 PM CDT	Tornado Warning	ARX	Mower	64 min
Jun 17, 8:29 PM CDT	Severe Thunderstorm Warning	ARX	Fillmore	46 min
Jun 17, 8:31 PM CDT	Tornado Warning	ARX	Dodge	59 min
Jun 17, 9:14 PM CDT	Severe Thunderstorm Warning	ARX	Mower, Olmsted	39 min

Nearby

Tornado Warnings in Minnesota, 2009 Every tornado warning in 2009 Tornadoes in 2009

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.