Alert archive / Minnesota / Special Weather Statements in 2021
Special Weather Statement, NWS La Crosse, WI
NWS La Crosse, WI issued this special weather statement at Jul 6, 2021, 5:13 PM CDT for Winona County, Minnesota. It was in force for 32 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
- Jul 6, 2021, 5:13 PM CDT (22:13 UTC)
- Expired
- Jul 6, 2021, 5:45 PM CDT
- In force
- 32 min
- Issued by
- NWS La Crosse, WI
County Winona County, MN
The radar
The La Crosse radar (KARX), 33 km from the middle of the area, began a volume at 22:14 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, 5:14 PM CDT | TSTM WND DMG | Winona, MN | LARGE TREE UPROOTED AND FELL ONTO HOUSE. TIME ESTIMATED FROM RADAR. |
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, 10.2 hours before the alert went out and 191 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
- 214 J/kg
- Mixed-layer CIN
- -106 J/kg
- Mixed-layer LCL
- 1752 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
338 WWUS83 KARX 062213 SPSARX Special Weather Statement National Weather Service La Crosse WI 513 PM CDT Tue Jul 6 2021 MNZ088-WIZ032-033-041-062245- Winona-Buffalo-Trempealeau-La Crosse- 513 PM CDT Tue Jul 6 2021 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN WINONA... SOUTHEASTERN BUFFALO...NORTHWESTERN LA CROSSE AND SOUTHERN TREMPEALEAU COUNTIES... At 513 PM CDT, a strong thunderstorm was located near Winona, moving east at 40 mph. Wind gusts up to 50 mph are possible with this storm. Locations impacted include... Winona, Holmen, Goodview, Trempealeau, Galesville, Fountain City, Brice Prairie, Dodge, Wilson, Ettrick, Lock And Dam 5 A, Camp Decorah, Perrot State Park, Stevenstown, Council Bay, Marshland, Ridgeway, Pickwick, Witoka and New Amsterdam. This includes Interstate 90 in Minnesota between mile markers 252 and 268. LAT...LON 4387 9168 4407 9177 4425 9126 4399 9114 TIME...MOT...LOC 2213Z 251DEG 36KT 4402 9163 $$ Skow
The 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, 3:23 PM CDT | Severe Thunderstorm Warning | ARX | Clark | 52 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 |
| Jul 5, 7:24 PM CDT | Special Weather Statement | ARX | Fayette | 36 min |
| Jul 5, 8:00 PM CDT | Special Weather Statement | ARX | Fayette | 30 min |
| Jul 6, 3:30 PM CDT | Special Weather Statement | ARX | Winona | 30 min |
| Jul 6, 4:51 PM CDT | Special Weather Statement | ARX | Wabasha | 24 min |
| Jul 6, 5:03 PM CDT | Special Weather Statement | ARX | Wabasha | 27 min |
| Jul 6, 5:20 PM CDT | Special Weather Statement | ARX | Wabasha | 25 min |
Nearby
Special Weather Statements in Minnesota, 2021Every special weather statement 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.