Alert archive / Minnesota / Tornado Warnings in 2020

Tornado Warning 5, NWS La Crosse, WI

June 2, 2020Mower County, Minnesota

NWS La Crosse, WI issued this tornado warning at Jun 2, 2020, 7:18 PM CDT for Mower County, Minnesota. It was in force for 27 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 2, 2020, 7:18 PM CDT (00:18 UTC)
Expired
Jun 2, 2020, 7:45 PM CDT
In force
27 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.5 in

County Mower County, MN

The radar

The La Crosse radar (KARX), 122 km from the middle of the area, began a volume at 00:21 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.

IssuedProductOfficeLasted
Jun 2, 4:39 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.3 hours before the alert went out and 156 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-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 2020-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2020-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1858 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

444 
WFUS53 KARX 030018
TORARX
MNC099-030045-
/O.NEW.KARX.TO.W.0005.200603T0018Z-200603T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service La Crosse WI
718 PM CDT Tue Jun 2 2020

The National Weather Service in La Crosse has issued a

* Tornado Warning for...
  Southeastern Mower County in southeastern Minnesota...

* Until 745 PM CDT.
    
* At 718 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Rose Creek, or 10 miles east of Austin, moving
  east at 35 mph.

  HAZARD...Tornado and ping pong ball size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This tornadic thunderstorm will remain over mainly rural areas of
  southeastern Mower County, including the following locations...
  County Roads 4 And 8, I 90 Exit 187, Elkton, Taopi and County Roads
  4 And 3.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4359 9284 4367 9284 4370 9245 4352 9245
TIME...MOT...LOC 0018Z 274DEG 29KT 4363 9277 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

CA
2 follow-up statements
732 
WWUS53 KARX 030026
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
726 PM CDT Tue Jun 2 2020

MNC099-030045-
/O.CON.KARX.TO.W.0005.000000T0000Z-200603T0045Z/
Mower MN-
726 PM CDT Tue Jun 2 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
SOUTHEASTERN MOWER COUNTY...
    
At 725 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Adams, or 14 miles east of Austin, moving east at 35
mph.

HAZARD...Tornado and ping pong ball size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Adams, Elkton, Taopi, County Roads 4 And 8 and County Roads 4 And 3. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4357 9274 4367 9278 4370 9245 4352 9245
TIME...MOT...LOC 0025Z 274DEG 29KT 4363 9268 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

CA
182 
WWUS53 KARX 030038
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
738 PM CDT Tue Jun 2 2020

MNC099-030047-
/O.EXP.KARX.TO.W.0005.000000T0000Z-200603T0045Z/
Mower MN-
738 PM CDT Tue Jun 2 2020

...THE TORNADO WARNING FOR SOUTHEASTERN MOWER COUNTY WILL EXPIRE AT
745 PM CDT...
                
The rotation which prompted the warning has weakened and no longer 
appears capable of producing a tornado. Therefore, the warning will 
be allowed to expire.

A Severe Thunderstorm Warning does still remains in effect for the 
area through 8 PM.

In addition, a Severe Thunderstorm Watch remains in effect until 
midnight CDT for southeastern Minnesota.

LAT...LON 4357 9274 4367 9278 4370 9245 4352 9245
TIME...MOT...LOC 0037Z 274DEG 29KT 4362 9256 

$$

CA

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 7:48 PM CDTSevere Thunderstorm WarningARXFillmore, Olmsted44 min
Jun 2, 8:18 PM CDTSevere Thunderstorm WarningARXFillmore, Houston, Winona31 min
Jun 2, 8:54 PM CDTSpecial Weather StatementARXMower66 min
Jun 2, 9:11 PM CDTSpecial Weather StatementARXHouston64 min

Nearby

Tornado Warnings in Minnesota, 2020Every tornado warning in 2020Tornadoes in 2020

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.