Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 27, NWS La Crosse, WI
NWS La Crosse, WI issued this severe thunderstorm warning at Jun 17, 2021, 6:43 PM CDT for Clark County, Wisconsin. It was in force for 47 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 17, 2021, 6:43 PM CDT (23:43 UTC)
- Expired
- Jun 17, 2021, 7:30 PM CDT
- In force
- 47 min
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Clark County, WI
The radar
The La Crosse radar (KARX), 115 km from the middle of the area, began a volume at 23:47 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 17, 3:50 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.7 hours before the alert went out and 197 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1998 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
927
WUUS53 KARX 172343
SVRARX
WIC019-180030-
/O.NEW.KARX.SV.W.0027.210617T2343Z-210618T0030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service La Crosse WI
643 PM CDT Thu Jun 17 2021
The National Weather Service in La Crosse has issued a
* Severe Thunderstorm Warning for...
Central Clark County in central Wisconsin...
* Until 730 PM CDT.
* At 643 PM CDT, severe thunderstorms were located along a line
extending from 8 miles south of Stanley to near Strum, moving east
at 45 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.
* Severe thunderstorms will be near...
Greenwood around 705 PM CDT.
Other locations impacted by these severe thunderstorms include County
K And Capital Road, Chili, Hog Corners, Mead Lake, Highway 73 And 98,
Highway 10 And 12 and Tioga.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4484 9032 4459 9031 4460 9092 4487 9092
TIME...MOT...LOC 2343Z 267DEG 41KT 4484 9094 4463 9142
HAIL...1.00IN
WIND...60MPH
$$
Skow1 follow-up statement
476
WWUS53 KARX 180007
SVSARX
Severe Weather Statement
National Weather Service La Crosse WI
707 PM CDT Thu Jun 17 2021
WIC019-180030-
/O.CON.KARX.SV.W.0027.000000T0000Z-210618T0030Z/
Clark WI-
707 PM CDT Thu Jun 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR CENTRAL CLARK COUNTY...
At 707 PM CDT, severe thunderstorms were located along a line
extending from near Greenwood to near Augusta, moving east at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
These severe storms will be near...
Greenwood around 710 PM CDT.
Loyal around 745 PM CDT.
Other locations impacted by these severe thunderstorms include County
K And Capital Road, Chili, Hog Corners, Mead Lake, Highway 73 And 98,
Highway 10 And 12 and Tioga.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4484 9032 4459 9031 4460 9092 4487 9092
TIME...MOT...LOC 0007Z 267DEG 41KT 4485 9059 4464 9107
HAIL...1.00IN
WIND...60MPH
$$
SkowThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 3:34 AM CDT | Special Weather Statement | ARX | Buffalo, Trempealeau | 56 min |
| Jun 17, 4:10 AM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Trempealeau | 17 min |
| Jun 17, 5:36 AM CDT | Special Weather Statement | ARX | Grant | 24 min |
| Jun 17, 5:42 AM CDT | Severe Thunderstorm Warning | ARX | Juneau, Monroe, Richland, Vernon | 33 min |
| Jun 17, 3:36 PM CDT | Special Weather Statement | ARX | Adams | 24 min |
| Jun 17, 5:56 PM CDT | Special Weather Statement | ARX | Trempealeau | 34 min |
| Jun 17, 6:20 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Trempealeau | 25 min |
| Jun 17, 6:50 PM CDT | Special Weather Statement | ARX | Trempealeau | 25 min |
| Jun 17, 6:59 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Jackson, Trempealeau | 46 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.