Alert archive / Wisconsin / Tornado Warnings in 2024

Tornado Warning 36, NWS Twin Cities, MN

August 29, 2024Chippewa County, Dunn County, Wisconsin

NWS Twin Cities, MN issued this tornado warning at Aug 29, 2024, 6:49 PM CDT for Chippewa County, Dunn County, Wisconsin. It was in force for 27 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
Aug 29, 2024, 6:49 PM CDT (23:49 UTC)
Expired
Aug 29, 2024, 7:16 PM CDT
In force
27 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Chippewa County, WI, Dunn County, WI

The radar

The La Crosse radar (KARX), 126 km from the middle of the area, began a volume at 23:52 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.

IssuedProductOfficeLasted
Aug 29, 2:33 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.8 hours before the alert went out and 147 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 2024-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 832 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 2024-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 242 square meters per square second.193958Sfc1 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
832 J/kg
Mixed-layer CIN
-148 J/kg
Mixed-layer LCL
584 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
242 m²/s²
0-3 km storm-relative helicity
296 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.9

Open this sounding in Storm Lab

The text

As transmitted.

189 
WFUS53 KMPX 292349
TORMPX
WIC017-033-300030-
/O.NEW.KMPX.TO.W.0036.240829T2349Z-240830T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Twin Cities/Chanhassen MN
649 PM CDT Thu Aug 29 2024

The National Weather Service in the Twin Cities has issued a

* Tornado Warning for...
  Southern Dunn County in west central Wisconsin...
  Southwestern Chippewa County in west central Wisconsin...

* Until 730 PM CDT.

* At 649 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Menomonie, moving east at 30 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur. Tree 
           damage is likely.

* This dangerous storm will be near...
  Menomonie around 655 PM CDT.
  Elk Mound around 705 PM CDT.

Other locations impacted by this tornadic thunderstorm include Cedar
Falls, Hoffman Hills Rec Area, Tainter Lake, and Menomonie Airport.

This includes Interstate 94 in Wisconsin between mile markers 36 and
56.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 4486 9165 4482 9166 4479 9199 4491 9207
      4510 9160 4486 9150
TIME...MOT...LOC 2349Z 258DEG 28KT 4486 9197 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

Borghoff
3 follow-up statements
173 
WWUS53 KMPX 300000
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
700 PM CDT Thu Aug 29 2024

WIC017-033-300030-
/O.CON.KMPX.TO.W.0036.000000T0000Z-240830T0030Z/
Dunn WI-Chippewa WI-
700 PM CDT Thu Aug 29 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR EAST
CENTRAL DUNN AND SOUTHWESTERN CHIPPEWA COUNTIES...

At 700 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Menomonie, moving east at 35 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur. Tree damage is 
         likely.

This dangerous storm will be near...
  Elk Mound around 705 PM CDT.

Other locations impacted by this tornadic thunderstorm include Cedar
Falls, Hoffman Hills Rec Area, Tainter Lake, and Menomonie Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 4486 9165 4482 9166 4480 9190 4498 9190
      4510 9160 4486 9150
TIME...MOT...LOC 0000Z 252DEG 31KT 4490 9182 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

Borghoff
908 
WWUS53 KMPX 300010
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
710 PM CDT Thu Aug 29 2024

WIC017-033-300030-
/O.CON.KMPX.TO.W.0036.000000T0000Z-240830T0030Z/
Dunn WI-Chippewa WI-
710 PM CDT Thu Aug 29 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR EAST
CENTRAL DUNN AND SOUTHWESTERN CHIPPEWA COUNTIES...

At 710 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Elk Mound, or 9 miles east of Menomonie, moving east
at 35 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur. Tree damage is 
         likely.

This dangerous storm will be near...
  Elk Mound around 715 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Hoffman Hills Rec Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 4486 9165 4482 9166 4481 9181 4501 9178
      4506 9158 4486 9150
TIME...MOT...LOC 0010Z 259DEG 30KT 4490 9171 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

Borghoff
860 
WWUS53 KMPX 300016
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
716 PM CDT Thu Aug 29 2024

WIC017-033-300025-
/O.CAN.KMPX.TO.W.0036.000000T0000Z-240830T0030Z/
Dunn WI-Chippewa WI-
716 PM CDT Thu Aug 29 2024

...THE TORNADO WARNING FOR EAST CENTRAL DUNN AND SOUTHWESTERN
CHIPPEWA COUNTIES IS CANCELLED...

The tornado threat has diminished and the Tornado Warning has been 
cancelled. However, damaging winds remain likely and a Severe 
Thunderstorm Warning remains in effect for the area.

A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
west central Wisconsin.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
the Twin Cities.

&&

LAT...LON 4486 9165 4482 9166 4481 9181 4501 9178
      4506 9158 4486 9150
TIME...MOT...LOC 0014Z 258DEG 28KT 4491 9165 

$$

Borghoff

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 29, 4:53 PM CDTTornado Warning Tornado observedMPXPolk20 min
Aug 29, 4:58 PM CDTSevere Thunderstorm WarningMPXPolk32 min
Aug 29, 5:19 PM CDTSevere Thunderstorm WarningMPXBarron, Polk29 min
Aug 29, 5:57 PM CDTFlash Flood WarningMPXPolk2 hr
Aug 29, 5:57 PM CDTTornado WarningMPXPierce, Saint Croix33 min
Aug 29, 6:21 PM CDTTornado Warning Tornado observedMPXDunn, Saint Croix39 min

Nearby

Tornado Warnings in Wisconsin, 2024Every tornado warning in 2024Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.