Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 45, NWS La Crosse, WI

June 24, 2021Jackson County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Jun 24, 2021, 3:21 PM CDT for Jackson County, Wisconsin. It was in force for 39 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
Jun 24, 2021, 3:21 PM CDT (20:21 UTC)
Expired
Jun 24, 2021, 4:00 PM CDT
In force
39 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

County Jackson County, WI

The radar

The La Crosse radar (KARX), 80 km from the middle of the area, began a volume at 20:25 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, 3:35 PM CDTHAIL 17 E Osseo, WI

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, 8.4 hours before the alert went out and 212 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.

271 
WUUS53 KARX 242021
SVRARX
WIC053-242100-
/O.NEW.KARX.SV.W.0045.210624T2021Z-210624T2100Z/

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

The National Weather Service in La Crosse has issued a

* Severe Thunderstorm Warning for...
  Northwestern Jackson County in west central Wisconsin...

* Until 400 PM CDT.

* At 321 PM CDT, a severe thunderstorm was located near Osseo, or 16
  miles northeast of Whitehall, moving east at 20 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* This severe thunderstorm will be near...
  Price around 335 PM CDT.
  Fairchild around 355 PM CDT.

Other locations impacted by this severe thunderstorm include Levis,
Requa and Merrillan.

This includes Interstate 94 between mile markers 92 and 95.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4451 9092 4451 9080 4444 9080 4450 9117
      4459 9117 4460 9092
TIME...MOT...LOC 2021Z 266DEG 15KT 4456 9113 

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

JSB
4 follow-up statements
707 
WWUS53 KARX 242032
SVSARX

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

WIC053-242100-
/O.CON.KARX.SV.W.0045.000000T0000Z-210624T2100Z/
Jackson WI-
332 PM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR NORTHWESTERN JACKSON COUNTY...

At 332 PM CDT, a severe thunderstorm was located over Price, or 18
miles northeast of Whitehall, moving east at 15 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

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

Other locations impacted by this severe thunderstorm include Levis,
Requa and Merrillan.

This includes Interstate 94 between mile markers 92 and 95.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4451 9092 4451 9080 4444 9080 4450 9117
      4459 9117 4460 9092
TIME...MOT...LOC 2032Z 266DEG 15KT 4456 9107 

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

JSB
418 
WWUS53 KARX 242041
SVSARX

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

WIC053-242100-
/O.CON.KARX.SV.W.0045.000000T0000Z-210624T2100Z/
Jackson WI-
341 PM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR NORTHWESTERN JACKSON COUNTY...

At 340 PM CDT, a severe thunderstorm was located over Price, or 19
miles northeast of Whitehall, moving east at 15 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

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

Other locations impacted by this severe thunderstorm include Levis,
Requa and Merrillan.

This includes Interstate 94 between mile markers 92 and 95.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4451 9092 4451 9080 4444 9080 4450 9117
      4459 9117 4460 9092
TIME...MOT...LOC 2040Z 266DEG 15KT 4456 9102 

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

JSB
391 
WWUS53 KARX 242046
SVSARX

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

WIC053-242100-
/O.CON.KARX.SV.W.0045.000000T0000Z-210624T2100Z/
Jackson WI-
346 PM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR NORTHWESTERN JACKSON COUNTY...

At 346 PM CDT, a severe thunderstorm was located near Fairchild, or
19 miles west of Neillsville, moving east at 15 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

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

Other locations impacted by this severe thunderstorm include Levis,
Requa and Merrillan.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4451 9092 4451 9080 4444 9080 4450 9117
      4459 9117 4460 9092
TIME...MOT...LOC 2046Z 266DEG 15KT 4456 9098 

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

JSB
242 
WWUS53 KARX 242059
SVSARX

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

WIC053-242108-
/O.EXP.KARX.SV.W.0045.000000T0000Z-210624T2100Z/
Jackson WI-
359 PM CDT Thu Jun 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN JACKSON COUNTY
WILL EXPIRE AT 400 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

LAT...LON 4451 9092 4451 9080 4444 9080 4450 9117
      4459 9117 4460 9092
TIME...MOT...LOC 2058Z 266DEG 15KT 4456 9092 

$$

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, 3:30 PM CDTSpecial Weather StatementARXBuffalo, Clark, Jackson, Trempealeau90 min
Jun 24, 4:46 PM CDTSevere Thunderstorm WarningARXClark47 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.