Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 2, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 18, 2024, 3:06 PM CDT for Chippewa County, Wisconsin. It was in force for 24 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
- May 18, 2024, 3:06 PM CDT (20:06 UTC)
- Expired
- May 18, 2024, 3:30 PM CDT
- In force
- 24 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Chippewa County, WI
The radar
The La Crosse radar (KARX), 140 km from the middle of the area, began a volume at 20:07 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 |
|---|---|---|---|
| May 18, 3:08 PM CDT | HAIL 1.25 | 6 Sse Cornell, WI | Time estimated based on radar. Spotter also reported gusty winds but no large branches were down. |
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, 8.1 hours before the alert went out and 202 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
- 84 J/kg
- Mixed-layer CIN
- -412 J/kg
- Mixed-layer LCL
- 1551 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
768
WUUS53 KMPX 182006
SVRMPX
WIC017-182030-
/O.NEW.KMPX.SV.W.0002.240518T2006Z-240518T2030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
306 PM CDT Sat May 18 2024
The National Weather Service in the Twin Cities has issued a
* Severe Thunderstorm Warning for...
East central Chippewa County in west central Wisconsin...
* Until 330 PM CDT.
* At 305 PM CDT, a severe thunderstorm was located 6 miles southeast
of Cornell, or 25 miles south of Ladysmith, moving northeast at 50
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.
* Locations impacted include...
Cornell and Otter Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4497 9110 4512 9123 4528 9094 4504 9092
TIME...MOT...LOC 2005Z 240DEG 42KT 4509 9106
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
TDK1 follow-up statement
202 WWUS53 KMPX 182033 SVSMPX Severe Weather Statement National Weather Service Twin Cities/Chanhassen MN 333 PM CDT Sat May 18 2024 WIC017-182042- /O.EXP.KMPX.SV.W.0002.000000T0000Z-240518T2030Z/ Chippewa WI- 333 PM CDT Sat May 18 2024 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL CHIPPEWA COUNTY HAS EXPIRED... The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning has been allowed to expire. There was a report of half dollar size hail southeast of Cornell before the storm weakened. && LAT...LON 4497 9110 4512 9123 4528 9094 4504 9092 TIME...MOT...LOC 2032Z 239DEG 28KT 4517 9086 $$ TDK
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 3:56 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 19 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2024Every severe thunderstorm warning in 2024
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.