Alert archive / Minnesota / Tornado Warnings in 2024

Tornado Warning 5, NWS Twin Cities, MN

May 21, 2024Dakota County, Goodhue County, Minnesota; Pierce County, Wisconsin

NWS Twin Cities, MN issued this tornado warning at May 21, 2024, 5:20 PM CDT for Dakota County, Goodhue County, Minnesota; Pierce County, Wisconsin. It was in force for 22 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 21, 2024, 5:20 PM CDT (22:20 UTC)
Expired
May 21, 2024, 5:42 PM CDT
In force
22 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Dakota County, MN, Goodhue County, MN, Pierce County, WI

The radar

The Minneapolis radar (KMPX), 77 km from the middle of the area, began a volume at 22:19 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

TimeReportWhereRemark
May 21, 5:41 PM CDTTORNADO5 W Red Wing, MNA tornado tracked for two thirds of a mile near the intersection of Highway 61 and Highway 19 Blvd. It mostly went through fields just southwest and west of a school but did break or tip over about 12 to 15 trees. It was rated EF0 with maximum winds of 70 mph.

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.

IssuedProductOfficeLasted
May 21, 1:14 PM CDTTornado Watch PDSSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.3 hours before the alert went out and 79 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 2024-05-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 67 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 2024-05-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.19395878Sfc1 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
67 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
840 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
30 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

959 
WFUS53 KMPX 212220
TORMPX
MNC037-049-WIC093-212300-
/O.NEW.KMPX.TO.W.0005.240521T2220Z-240521T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Twin Cities/Chanhassen MN
520 PM CDT Tue May 21 2024

The National Weather Service in the Twin Cities has issued a

* Tornado Warning for...
  Southeastern Dakota County in east central Minnesota...
  Central Goodhue County in southeastern Minnesota...
  Southwestern Pierce County in west central Wisconsin...

* Until 600 PM CDT.

* At 519 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 6 miles south of Cannon Falls, or 14 miles east of
  Northfield, moving northeast at 45 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...
  Red Wing and Welch around 535 PM CDT.
  Ellsworth around 555 PM CDT.

Other locations impacted by this tornadic thunderstorm include Vasa,
Red Wing Airport, Wastedo, Diamond Bluff, Miesville, Hader, Esdaile,
and Hager City.

This includes U.S. Highway 61 between mile markers 87 and 104.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4432 9285 4446 9298 4480 9260 4461 9233
TIME...MOT...LOC 2219Z 225DEG 37KT 4442 9287 

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

$$

Borghoff
2 follow-up statements
403 
WWUS53 KMPX 212232
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
532 PM CDT Tue May 21 2024

MNC037-049-WIC093-212300-
/O.CON.KMPX.TO.W.0005.000000T0000Z-240521T2300Z/
Dakota MN-Goodhue MN-Pierce WI-
532 PM CDT Tue May 21 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHEASTERN DAKOTA...NORTHWESTERN GOODHUE AND SOUTHWESTERN PIERCE
COUNTIES...

At 532 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Welch, or 9 miles west of Red Wing, moving northeast
at 45 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...
  Red Wing and Welch around 535 PM CDT.
  Ellsworth around 555 PM CDT.

Other locations impacted by this tornadic thunderstorm include Vasa,
Diamond Bluff, Miesville, Esdaile, Red Wing Airport, and Hager City.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4442 9270 4454 9289 4480 9260 4461 9233
TIME...MOT...LOC 2232Z 225DEG 37KT 4452 9273 

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

$$

Borghoff
746 
WWUS53 KMPX 212242
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
542 PM CDT Tue May 21 2024

MNC037-049-WIC093-212252-
/O.CAN.KMPX.TO.W.0005.000000T0000Z-240521T2300Z/
Dakota MN-Goodhue MN-Pierce WI-
542 PM CDT Tue May 21 2024

...THE TORNADO WARNING FOR SOUTHEASTERN DAKOTA...NORTHWESTERN GOODHUE
AND SOUTHWESTERN PIERCE COUNTIES IS CANCELLED...

The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.  However, gusty winds are
still possible with this thunderstorm.

A Tornado Watch remains in effect until 900 PM CDT for southeastern
and east central Minnesota.

&&

LAT...LON 4442 9270 4454 9289 4480 9260 4461 9233
TIME...MOT...LOC 2241Z 225DEG 37KT 4460 9262 

$$

Borghoff

The office that day

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

IssuedProductOfficeCountiesLasted
May 20, 8:01 PM CDTSpecial Weather StatementMPXGoodhue29 min
May 20, 8:30 PM CDTSpecial Weather StatementMPXGoodhue30 min
May 20, 9:08 PM CDTRiver Flood WarningMPXRedwood, Renville25 hr
May 20, 9:37 PM CDTSpecial Weather StatementMPXFreeborn23 min
May 20, 10:45 PM CDTSpecial Weather StatementMPXSibley45 min
May 20, 11:08 PM CDTSevere Thunderstorm WarningMPXMartin37 min
May 20, 11:24 PM CDTSevere Thunderstorm WarningMPXBrown, Redwood, Renville, Sibley36 min
May 20, 11:27 PM CDTSevere Thunderstorm Warning Considerable damage threatMPXMartin33 min
May 20, 11:50 PM CDTSevere Thunderstorm WarningMPXMcLeod, Renville, Sibley25 min
May 21, 12:18 AM CDTSevere Thunderstorm WarningMPXRice27 min
May 21, 12:34 AM CDTSpecial Weather StatementMPXMcLeod26 min
May 21, 1:27 AM CDTSpecial Weather StatementMPXChisago33 min
May 21, 1:54 AM CDTSevere Thunderstorm WarningMPXChisago36 min
May 21, 3:59 PM CDTTornado WarningMPXBlue Earth, Faribault, Martin46 min
May 21, 4:17 PM CDTSevere Thunderstorm WarningMPXFaribault, Freeborn, Steele, Waseca43 min
May 21, 4:26 PM CDTTornado WarningMPXBlue Earth34 min
May 21, 4:31 PM CDTTornado WarningMPXLe Sueur, Waseca33 min
May 21, 4:41 PM CDTFlash Flood WarningMPXBlue Earth, Martin, Nicollet, Watonwan3 hr
May 21, 4:46 PM CDTSevere Thunderstorm WarningMPXGoodhue44 min
May 21, 4:50 PM CDTTornado WarningMPXGoodhue, Rice, Steele40 min
May 21, 4:53 PM CDTSevere Thunderstorm WarningMPXFreeborn, Steele46 min
May 21, 5:21 PM CDTSpecial Weather StatementMPXHennepin, Ramsey, Washington54 min
May 21, 6:34 PM CDTSpecial Weather StatementMPXRamsey56 min
May 21, 2:28 AM CDTSevere Thunderstorm WarningMPXPolk32 min
May 21, 5:35 PM CDTTornado WarningMPXDunn25 min
May 21, 6:05 PM CDTSevere Thunderstorm WarningMPXDunn, Pepin, Pierce55 min
May 21, 6:35 PM CDTSevere Thunderstorm WarningMPXChippewa, Eau Claire55 min

Nearby

Tornado Warnings in Minnesota, 2024Tornado 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.