Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 46, NWS La Crosse, WI

June 24, 2021Clark County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Jun 24, 2021, 4:46 PM CDT for Clark County, Wisconsin. It was in force for 47 min. 2 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 24, 2021, 4:46 PM CDT (21:46 UTC)
Expired
Jun 24, 2021, 5:33 PM CDT
In force
47 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

County Clark County, WI

The radar

The La Crosse radar (KARX), 123 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

TimeReportWhereRemark
Jun 24, 4:50 PM CDTHAIL 1.254 Nw Willard, WI
Jun 24, 5:15 PM CDTTSTM WND GST 557 Sse Riplinger, WIMINOR ROOF DAMAGE REPORTED TO AN OLD BARN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.8 hours before the alert went out and 240 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 12:00Z on 2021-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1586 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, Minneapolis, MN at 12:00Z on 2021-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 216 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
1586 J/kg
Mixed-layer CIN
-257 J/kg
Mixed-layer LCL
1372 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
216 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

910 
WUUS53 KARX 242146
SVRARX
WIC019-242245-
/O.NEW.KARX.SV.W.0046.210624T2146Z-210624T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service La Crosse WI
446 PM CDT Thu Jun 24 2021

The National Weather Service in La Crosse has issued a

* Severe Thunderstorm Warning for...
  Central Clark County in central Wisconsin...

* Until 545 PM CDT.

* At 446 PM CDT, a severe thunderstorm was located 11 miles south of
  Thorp, or 20 miles northwest of Neillsville, moving east at 15 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* This severe thunderstorm will be near...
  Greenwood around 530 PM CDT.
  Loyal around 545 PM CDT.

Other locations impacted by this severe thunderstorm include County K
And Capital Road, Mead Lake, Highway 73 And 98, Atwood, Tioga,
Veefkind and Longwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4493 9032 4466 9032 4468 9092 4494 9092
TIME...MOT...LOC 2146Z 265DEG 14KT 4480 9086 

HAIL...1.00IN
WIND...<50MPH
 
$$

JSB
4 follow-up statements
786 
WWUS53 KARX 242153
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
453 PM CDT Thu Jun 24 2021

WIC019-242245-
/O.CON.KARX.SV.W.0046.000000T0000Z-210624T2245Z/
Clark WI-
453 PM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR CENTRAL CLARK COUNTY...

At 451 PM CDT, severe thunderstorms were located 8 miles west of 
Greenwood moving east at 20 mph.

HAZARD...Ping pong ball size hail.

SOURCE...Radar indicated.

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

This severe storm will be near...
  Greenwood around 515 PM CDT.
  Loyal around 530 PM CDT.

Other locations impacted by this severe thunderstorm include County K
And Capital Road, Mead Lake, Highway 73 And 98, Atwood, Tioga,
Veefkind and Longwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4493 9032 4466 9032 4468 9092 4494 9092
TIME...MOT...LOC 2151Z 270DEG 18KT 4479 9078 

HAIL...1.50IN
WIND...<50MPH
 
$$

JSB
522 
WWUS53 KARX 242201
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
501 PM CDT Thu Jun 24 2021

WIC019-242245-
/O.CON.KARX.SV.W.0046.000000T0000Z-210624T2245Z/
Clark WI-
501 PM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR CENTRAL CLARK COUNTY...

At 501 PM CDT, a severe thunderstorm was located near Greenwood, or
14 miles north of Neillsville, moving east at 25 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

This severe storm will be near...
  Greenwood around 510 PM CDT.
  Loyal around 525 PM CDT.

Other locations impacted by this severe thunderstorm include County K
And Capital Road, Mead Lake, Highway 73 And 98, Atwood, Tioga,
Veefkind and Longwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4493 9032 4466 9032 4468 9092 4494 9092
TIME...MOT...LOC 2201Z 280DEG 21KT 4476 9068 

HAIL...1.00IN
WIND...<50MPH
 
$$

JSB
563 
WWUS53 KARX 242214
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
514 PM CDT Thu Jun 24 2021

WIC019-242245-
/O.CON.KARX.SV.W.0046.000000T0000Z-210624T2245Z/
Clark WI-
514 PM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR CENTRAL CLARK COUNTY...

At 514 PM CDT, a severe thunderstorm was located over Spencer, or 18
miles northeast of Neillsville, moving east at 20 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

This severe thunderstorm will remain over mainly rural areas of
central Clark County, including the following locations... County K
And Capital Road, Mead Lake, Highway 73 And 98, Atwood, Tioga,
Veefkind and Longwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4493 9032 4466 9032 4468 9092 4494 9092
TIME...MOT...LOC 2214Z 275DEG 16KT 4476 9034 

HAIL...1.00IN
WIND...<50MPH
 
$$

JSB
122 
WWUS53 KARX 242233
SVSARX

Severe Weather Statement
National Weather Service La Crosse WI
533 PM CDT Thu Jun 24 2021

WIC019-242243-
/O.CAN.KARX.SV.W.0046.000000T0000Z-210624T2245Z/
Clark WI-
533 PM CDT Thu Jun 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CLARK COUNTY IS
CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

LAT...LON 4493 9032 4466 9032 4468 9092 4494 9092
TIME...MOT...LOC 2231Z 265DEG 14KT 4477 9024 

$$

JSB

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 5:05 AM CDTSpecial Weather StatementARXTaylor25 min
Jun 24, 5:32 AM CDTSpecial Weather StatementARXTaylor28 min
Jun 24, 5:59 AM CDTSpecial Weather StatementARXTaylor31 min
Jun 24, 3:12 PM CDTSpecial Weather StatementARXTaylor93 min
Jun 24, 3:21 PM CDTSevere Thunderstorm WarningARXJackson39 min
Jun 24, 3:30 PM CDTSpecial Weather StatementARXBuffalo, Clark, Jackson, Trempealeau90 min
Jun 24, 5:27 PM CDTAreal Flood AdvisoryARXClark3 hr
Jun 24, 6:09 PM CDTSpecial Weather StatementARXBuffalo, Jackson, Trempealeau51 min
Jun 24, 6:22 PM CDTSpecial Weather StatementARXAdams53 min
Jun 24, 6:46 PM CDTSpecial Weather StatementARXMonroe59 min
Jun 24, 6:57 PM CDTSpecial Weather StatementARXAdams, Jackson, Trempealeau63 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 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.