Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 48, NWS La Crosse, WI
NWS La Crosse, WI issued this severe thunderstorm warning at Jul 6, 2021, 3:23 PM CDT for Clark County, Wisconsin. It was in force for 52 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
- Jul 6, 2021, 3:23 PM CDT (20:23 UTC)
- Expired
- Jul 6, 2021, 4:15 PM CDT
- In force
- 52 min
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Clark County, WI
The radar
The La Crosse radar (KARX), 96 km from the middle of the area, began a volume at 20:27 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 |
|---|---|---|---|
| Jul 6, 3:45 PM CDT | TSTM WND DMG | 3 S Willard, WI | FULL TREE DOWN ACROSS THE ROAD. |
| Jul 6, 4:11 PM CDT | TSTM WND GST 60 | 7 N Chili, WI | MANY SMALL BRANCHES DOWN. |
| Jul 6, 4:12 PM CDT | TSTM WND DMG | 4 N Chili, WI | TREE BRANCH DOWN. |
| Jul 6, 4:16 PM CDT | TSTM WND DMG | 4 N Chili, WI | TREE BRANCH DOWN. |
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 |
|---|---|---|---|
| Jul 6, 2:01 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.4 hours before the alert went out and 201 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.
- Mixed-layer CAPE
- 34 J/kg
- Mixed-layer CIN
- -188 J/kg
- Mixed-layer LCL
- 1667 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
419
WUUS53 KARX 062023
SVRARX
WIC019-062115-
/O.NEW.KARX.SV.W.0048.210706T2023Z-210706T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service La Crosse WI
323 PM CDT Tue Jul 6 2021
The National Weather Service in La Crosse has issued a
* Severe Thunderstorm Warning for...
Clark County in central Wisconsin...
* Until 415 PM CDT.
* At 322 PM CDT, severe thunderstorms were located along a line
extending from 7 miles south of Stanley to Fairchild, moving east
at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near...
Greenwood around 345 PM CDT.
Neillsville around 350 PM CDT.
Loyal and Shortville around 355 PM CDT.
Other locations impacted by these severe thunderstorms include
Ballard Road And Pray Avenue, Highway 73 And 98, Wildcat Mound,
Atwood, Tioga, Christie and Highway 10 And Bald Peak Road.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4442 9032 4442 9080 4451 9080 4451 9092
4487 9092 4494 9032
TIME...MOT...LOC 2022Z 272DEG 35KT 4485 9093 4462 9096
HAIL...<.75IN
WIND...60MPH
$$
JSB7 follow-up statements
188
WWUS53 KARX 062027
SVSARX
Severe Weather Statement
National Weather Service La Crosse WI
327 PM CDT Tue Jul 6 2021
WIC019-062115-
/O.CON.KARX.SV.W.0048.000000T0000Z-210706T2115Z/
Clark WI-
327 PM CDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR CLARK COUNTY...
At 326 PM CDT, severe thunderstorms were located along a line
extending from 8 miles southwest of Thorp to near Fairchild, moving
east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Greenwood around 345 PM CDT.
Neillsville around 350 PM CDT.
Loyal and Shortville around 355 PM CDT.
Other locations impacted by these severe thunderstorms include
Ballard Road And Pray Avenue, Highway 73 And 98, Wildcat Mound,
Atwood, Tioga, Christie and Highway 10 And Bald Peak Road.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4442 9032 4442 9080 4451 9080 4451 9092
4487 9092 4494 9032
TIME...MOT...LOC 2026Z 272DEG 35KT 4485 9088 4462 9091
HAIL...<.75IN
WIND...60MPH
$$
JSB365
WWUS53 KARX 062032
SVSARX
Severe Weather Statement
National Weather Service La Crosse WI
332 PM CDT Tue Jul 6 2021
WIC019-062115-
/O.CON.KARX.SV.W.0048.000000T0000Z-210706T2115Z/
Clark WI-
332 PM CDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR CLARK COUNTY...
At 331 PM CDT, severe thunderstorms were located along a line
extending from 7 miles south of Thorp to 8 miles east of Fairchild to
Humbird, moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Neillsville and Greenwood around 345 PM CDT.
Loyal and Shortville around 355 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4442 9032 4442 9080 4451 9080 4451 9092
4487 9092 4494 9032
TIME...MOT...LOC 2031Z 279DEG 41KT 4485 9082 4465 9080 4452 9087
HAIL...<.75IN
WIND...60MPH
$$
JSB267
WWUS53 KARX 062038
SVSARX
Severe Weather Statement
National Weather Service La Crosse WI
338 PM CDT Tue Jul 6 2021
WIC019-062115-
/O.CON.KARX.SV.W.0048.000000T0000Z-210706T2115Z/
Clark WI-
338 PM CDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR CLARK COUNTY...
At 338 PM CDT, severe thunderstorms were located along a line
extending from 8 miles northwest of Greenwood to 7 miles northwest of
Neillsville to 6 miles east of Humbird, moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Neillsville and Greenwood around 345 PM CDT.
Loyal and Shortville around 355 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4442 9032 4442 9080 4451 9080 4451 9092
4487 9092 4494 9032
TIME...MOT...LOC 2038Z 279DEG 41KT 4484 9073 4464 9070 4451 9078
HAIL...<.75IN
WIND...60MPH
$$
JSB651
WWUS53 KARX 062043
SVSARX
Severe Weather Statement
National Weather Service La Crosse WI
343 PM CDT Tue Jul 6 2021
WIC019-062115-
/O.CON.KARX.SV.W.0048.000000T0000Z-210706T2115Z/
Clark WI-
343 PM CDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR CLARK COUNTY...
At 343 PM CDT, severe thunderstorms were located along a line
extending from near Greenwood to near Neillsville to near Hatfield,
moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Loyal and Shortville around 355 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4442 9032 4442 9080 4451 9080 4451 9087
4488 9082 4494 9032
TIME...MOT...LOC 2043Z 278DEG 44KT 4483 9067 4463 9062 4450 9072
HAIL...<.75IN
WIND...60MPH
$$
JSB554
WWUS53 KARX 062052
SVSARX
Severe Weather Statement
National Weather Service La Crosse WI
352 PM CDT Tue Jul 6 2021
WIC019-062115-
/O.CON.KARX.SV.W.0048.000000T0000Z-210706T2115Z/
Clark WI-
352 PM CDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR EASTERN CLARK COUNTY...
At 352 PM CDT, severe thunderstorms were located along a line
extending from near Greenwood to 7 miles southeast of Loyal to near
Neillsville, moving east at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe thunderstorms will remain over mainly rural areas of
eastern Clark County, including the following locations... Ballard
Road And Pray Avenue, Highway 73 And 98, Atwood, Christie, Lynn,
Longwood and Globe.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4442 9032 4446 9074 4451 9080 4487 9069
4494 9032
TIME...MOT...LOC 2052Z 273DEG 46KT 4479 9055 4464 9043 4450 9061
HAIL...<.75IN
WIND...60MPH
$$
JSB561
WWUS53 KARX 062104
SVSARX
Severe Weather Statement
National Weather Service La Crosse WI
404 PM CDT Tue Jul 6 2021
WIC019-062115-
/O.CON.KARX.SV.W.0048.000000T0000Z-210706T2115Z/
Clark WI-
404 PM CDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR EASTERN CLARK COUNTY...
At 403 PM CDT, severe thunderstorms were located along a line
extending from near Spencer to near Marshfield to near Shortville,
moving east at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4442 9032 4446 9074 4451 9080 4487 9069
4494 9032
TIME...MOT...LOC 2103Z 273DEG 46KT 4478 9036 4463 9025 4449 9043
HAIL...<.75IN
WIND...60MPH
$$
JSB270
WWUS53 KARX 062110
SVSARX
Severe Weather Statement
National Weather Service La Crosse WI
410 PM CDT Tue Jul 6 2021
WIC019-062119-
/O.EXP.KARX.SV.W.0048.000000T0000Z-210706T2115Z/
Clark WI-
410 PM CDT Tue Jul 6 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN CLARK COUNTY WILL
EXPIRE AT 415 PM CDT...
The storms which prompted the warning have exited the warned area.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
central and west central Wisconsin.
LAT...LON 4442 9032 4446 9074 4451 9080 4487 9069
4494 9032
TIME...MOT...LOC 2109Z 272DEG 35KT 4478 9030 4463 9019 4449 9037
$$
JSBThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 1:37 PM CDT | Special Weather Statement | ARX | Buffalo | 53 min |
| Jul 6, 2:01 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 21 min |
| Jul 6, 3:33 PM CDT | Severe Thunderstorm Warning | ARX | La Crosse, Trempealeau | 42 min |
| Jul 6, 4:01 PM CDT | Tornado Warning | ARX | Jackson, La Crosse, Monroe | 17 min |
| Jul 6, 5:01 PM CDT | Special Weather Statement | ARX | Wood | 29 min |
| Jul 6, 5:43 PM CDT | Special Weather Statement | ARX | La Crosse | 32 min |
| Jul 6, 6:05 PM CDT | Special Weather Statement | ARX | Buffalo | 25 min |
| Jul 6, 6:40 PM CDT | Special Weather Statement | ARX | Buffalo | 35 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.