Alert archive / Minnesota / Tornado Warnings in 2021
Tornado Warning 8, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at May 19, 2021, 7:58 PM CDT for 4 counties in Minnesota. It was in force for 34 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 19, 2021, 7:58 PM CDT (00:58 UTC)
- Expired
- May 19, 2021, 8:32 PM CDT
- In force
- 34 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Carver County, MN, Le Sueur County, MN, Scott County, MN, Sibley County, MN
The radar
The Minneapolis radar (KMPX), 35 km from the middle of the area, began a volume at 01:00 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 19, 8:01 PM CDT | TORNADO | 4 Ene Henderson, MN | CROSSED HIGHWAY 19 4 ENE HENDERSON ALONG THE SCOTT LE SUEUR COUNTY LINE. |
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 00:00Z, 1.0 hours before the alert went out and 34 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
- 412 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 825 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted.
802
WFUS53 KMPX 200058
TORMPX
MNC019-079-139-143-200145-
/O.NEW.KMPX.TO.W.0008.210520T0058Z-210520T0145Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Twin Cities/Chanhassen MN
758 PM CDT Wed May 19 2021
The National Weather Service in the Twin Cities has issued a
* Tornado Warning for...
North central Le Sueur County in south central Minnesota...
Northeastern Sibley County in central Minnesota...
Southwestern Scott County in east central Minnesota...
Southwestern Carver County in east central Minnesota...
* Until 845 PM CDT.
* At 758 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Henderson, or 27 miles north of Mankato, moving
north at 15 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.
* Locations impacted include...
Belle Plaine.
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 4449 9375 4451 9393 4472 9394 4471 9364
TIME...MOT...LOC 0058Z 190DEG 15KT 4455 9384
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
JRB3 follow-up statements
222
WWUS53 KMPX 200106
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
806 PM CDT Wed May 19 2021
MNC079-200115-
/O.CAN.KMPX.TO.W.0008.000000T0000Z-210520T0145Z/
Le Sueur MN-
806 PM CDT Wed May 19 2021
...THE TORNADO WARNING FOR NORTH CENTRAL LE SUEUR COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
LAT...LON 4455 9393 4472 9394 4471 9364 4454 9374
4454 9378
TIME...MOT...LOC 0105Z 190DEG 15KT 4456 9384
$$
MNC019-139-143-200145-
/O.CON.KMPX.TO.W.0008.000000T0000Z-210520T0145Z/
Sibley MN-Scott MN-Carver MN-
806 PM CDT Wed May 19 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR
NORTHEASTERN SIBLEY...SOUTHWESTERN SCOTT AND SOUTHWESTERN CARVER
COUNTIES...
At 805 PM CDT, a confirmed tornado was located near Henderson, or 28
miles north of Mankato, moving north at 15 mph.
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
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.
Locations impacted include...
Belle Plaine and Mn Valley State Rec Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. 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 4455 9393 4472 9394 4471 9364 4454 9374
4454 9378
TIME...MOT...LOC 0105Z 190DEG 15KT 4456 9384
TORNADO...OBSERVED
HAIL...<.75IN
$$
JRB605
WWUS53 KMPX 200128
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
828 PM CDT Wed May 19 2021
MNC139-143-200137-
/O.CAN.KMPX.TO.W.0008.000000T0000Z-210520T0145Z/
Sibley MN-Scott MN-
828 PM CDT Wed May 19 2021
...THE TORNADO WARNING FOR NORTHEASTERN SIBLEY AND SOUTHWESTERN SCOTT
COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
LAT...LON 4468 9377 4468 9385 4472 9387 4471 9364
4464 9376
TIME...MOT...LOC 0127Z 191DEG 17KT 4469 9379
$$
MNC019-200145-
/O.CON.KMPX.TO.W.0008.000000T0000Z-210520T0145Z/
Carver MN-
828 PM CDT Wed May 19 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR SOUTH
CENTRAL CARVER COUNTY...
At 827 PM CDT, a confirmed tornado was located near Belle Plaine, or
31 miles southeast of Hutchinson, moving north at 20 mph.
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
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 tornadic thunderstorm will remain over mainly rural areas of
south central Carver County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. 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 4468 9377 4468 9385 4472 9387 4471 9364
4464 9376
TIME...MOT...LOC 0127Z 191DEG 17KT 4469 9379
TORNADO...OBSERVED
HAIL...<.75IN
$$
JRB497
WWUS53 KMPX 200132
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
832 PM CDT Wed May 19 2021
MNC019-200142-
/O.CAN.KMPX.TO.W.0008.000000T0000Z-210520T0145Z/
Carver MN-
832 PM CDT Wed May 19 2021
...THE TORNADO WARNING FOR SOUTH CENTRAL CARVER COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.
LAT...LON 4468 9377 4468 9385 4472 9387 4471 9364
4464 9376
TIME...MOT...LOC 0131Z 190DEG 15KT 4471 9378
$$
JRBThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 7:20 PM CDT | Tornado Warning | MPX | Steele, Waseca | 25 min |
| May 19, 7:39 PM CDT | Tornado Warning | MPX | Rice | 36 min |
| May 19, 8:05 PM CDT | Tornado Warning | MPX | Rice | 40 min |
| May 19, 8:25 PM CDT | Tornado Warning | MPX | Dakota, Scott | 50 min |
| May 19, 9:58 PM CDT | Tornado Warning | MPX | Dakota | 17 min |
Nearby
Tornado Warnings in Minnesota, 2021Every tornado warning in 2021Tornadoes 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.