Alert archive / Minnesota / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 16, NWS La Crosse, WI

May 25, 2021Wabasha County, Minnesota

NWS La Crosse, WI issued this severe thunderstorm warning at May 25, 2021, 3:21 PM CDT for Wabasha County, Minnesota. It was in force for 54 min. 4 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
May 25, 2021, 3:21 PM CDT (20:21 UTC)
Expired
May 25, 2021, 4:15 PM CDT
In force
54 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Wabasha County, MN

The radar

The La Crosse radar (KARX), 95 km from the middle of the area, began a volume at 20:21 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.

What was reported inside it

TimeReportWhereRemark
May 25, 3:28 PM CDTHAIL 13 Wnw Zumbro Falls, MN
May 25, 3:34 PM CDTHAIL 0.52 Nne Zumbro Falls, MN
May 25, 3:51 PM CDTHAIL 0.885 Nnw Theilman, MN
May 25, 4:05 PM CDTHAIL 1.252 N Dumfries, MN

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.

IssuedProductOfficeLasted
May 25, 2:53 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.4 hours before the alert went out and 324 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, Green Bay/Straub, WI at 12:00Z on 2021-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 96 joules per kilogram.LCLLFCEL10008507005003002001001 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, Green Bay/Straub, WI at 12:00Z on 2021-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 square meters per square second.193958Sfc1 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
96 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
1118 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

064 
WUUS53 KARX 252021
SVRARX
MNC157-252115-
/O.NEW.KARX.SV.W.0016.210525T2021Z-210525T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service La Crosse WI
321 PM CDT Tue May 25 2021

The National Weather Service in La Crosse has issued a

* Severe Thunderstorm Warning for...
  Wabasha County in southeastern Minnesota...

* Until 415 PM CDT.

* At 321 PM CDT, a severe thunderstorm was located near Mazeppa, or
  18 miles south of Red Wing, moving east at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Wabasha and Kellogg around 405 PM CDT.
  Alma around 415 PM CDT.

Other locations impacted by this severe thunderstorm include South
Troy, Pioneer Campground, Rattelsnake Point, West Albany, County
Roads 33 And 4, Rattlesnake Ridge and Bremen.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4437 9255 4437 9243 4445 9243 4445 9224
      4442 9212 4438 9200 4433 9192 4431 9191
      4429 9193 4427 9190 4423 9189 4419 9187
      4419 9208 4418 9208 4418 9232 4420 9233
      4419 9255
TIME...MOT...LOC 2021Z 254DEG 25KT 4430 9244 

HAIL...1.00IN
WIND...60MPH
 
$$

Wetenkamp
3 follow-up statements
729 
WWUS53 KARX 252024
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
324 PM CDT Tue May 25 2021

MNC157-252115-
/O.CON.KARX.SV.W.0016.000000T0000Z-210525T2115Z/
Wabasha MN-
324 PM CDT Tue May 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR WABASHA COUNTY...

At 324 PM CDT, a severe thunderstorm was located near Mazeppa, or 18
miles south of Red Wing, moving east at 30 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

This severe storm will be near...
  Wabasha and Kellogg around 405 PM CDT.
  Alma around 415 PM CDT.

Other locations impacted by this severe thunderstorm include South
Troy, Pioneer Campground, Rattelsnake Point, West Albany, County
Roads 33 And 4, Rattlesnake Ridge and Bremen.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4437 9255 4437 9243 4445 9243 4445 9224
      4442 9212 4438 9200 4433 9192 4431 9191
      4429 9193 4427 9190 4423 9189 4419 9187
      4419 9208 4418 9208 4418 9232 4420 9233
      4419 9255
TIME...MOT...LOC 2024Z 254DEG 25KT 4430 9242 

HAIL...1.50IN
WIND...60MPH
 
$$

Wetenkamp
020 
WWUS53 KARX 252040
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
340 PM CDT Tue May 25 2021

MNC157-252115-
/O.CON.KARX.SV.W.0016.000000T0000Z-210525T2115Z/
Wabasha MN-
340 PM CDT Tue May 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR WABASHA COUNTY...

At 339 PM CDT, a severe thunderstorm was located 7 miles southwest of
Pepin, or 9 miles west of Wabasha, moving northeast at 45 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

This severe storm will be near...
  Wabasha around 355 PM CDT.

Other locations impacted by this severe thunderstorm include South
Troy, Pioneer Campground, Rattelsnake Point, West Albany, County
Roads 33 And 4, Rattlesnake Ridge and Bremen.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.

If on or near the Mississippi River, get away from the water and 
move indoors or inside a vehicle. Do not be caught on the water in a 
thunderstorm.

&&

LAT...LON 4432 9246 4437 9243 4445 9243 4445 9224
      4442 9212 4438 9200 4433 9192 4431 9191
      4429 9193 4427 9190 4423 9189 4419 9187
      4419 9208 4418 9208 4418 9232 4420 9233
      4419 9255
TIME...MOT...LOC 2039Z 240DEG 37KT 4436 9224 

HAIL...1.50IN
WIND...60MPH
 
$$

Wetenkamp
293 
WWUS53 KARX 252114
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
414 PM CDT Tue May 25 2021

MNC157-252123-
/O.EXP.KARX.SV.W.0016.000000T0000Z-210525T2115Z/
Wabasha MN-
414 PM CDT Tue May 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR WABASHA COUNTY WILL EXPIRE AT
415 PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.  However small hail
and gusty winds are still possible with thunderstorms.

A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
southeastern Minnesota...and west central Wisconsin.

LAT...LON 4432 9246 4437 9243 4445 9243 4445 9224
      4442 9212 4438 9200 4433 9192 4431 9191
      4429 9193 4427 9190 4423 9189 4419 9187
      4419 9208 4418 9208 4418 9232 4420 9233
      4419 9255
TIME...MOT...LOC 2113Z 254DEG 25KT 4442 9193 

$$

Wetenkamp

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 6:37 AM CDTSpecial Weather StatementARXWabasha38 min
May 25, 3:05 PM CDTSpecial Weather StatementARXWabasha25 min
May 25, 3:35 PM CDTSpecial Weather StatementARXOlmsted25 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2021Every severe thunderstorm warning in 2021

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.