Alert archive / Minnesota / Tornado Warnings in 2021
Tornado Warning 26, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Dec 15, 2021, 6:55 PM CST for Faribault County, Freeborn County, Minnesota. It was in force for 35 min. 7 reports 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
- Dec 15, 2021, 6:55 PM CST (00:55 UTC)
- Expired
- Dec 15, 2021, 7:30 PM CST
- In force
- 35 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Faribault County, MN, Freeborn County, MN
The radar
The Minneapolis radar (KMPX), 135 km from the middle of the area, began a volume at 00:56 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 |
|---|---|---|---|
| Dec 15, 6:59 PM CST | TSTM WND DMG | 1 Sse Alden, MN | POWER POLES DOWN WITH TIME ESTIMATED BASED ON RADAR. |
| Dec 15, 6:59 PM CST | TORNADO | 2 Ene Walters, MN | A NWS DAMAGE SURVEY FOUND A PRELIMINARY EF-1 TORNADO TRACK SW OF ALDEN, MN. |
| Dec 15, 7:00 PM CST | TSTM WND DMG | Conger, MN | REPORT OF TREES DOWN IN THE CONGER AREA. |
| Dec 15, 7:00 PM CST | TSTM WND GST 60 | 4 Ssw Conger, MN | |
| Dec 15, 7:03 PM CST | TORNADO | 2 E Alden, MN | NWS DAMAGE SURVEY FOUND A PRELIMINARY EF-1 TORNADO TRACK JUST EAST OF ALDEN, MN. |
| Dec 15, 7:09 PM CST | TSTM WND DMG | Hartland, MN | HEAVY DAMAGE TO A BANK AND SEVERAL HOMES. TIME ESTIMATED VIA RADAR. POSSIBLE TORNADO. |
| Dec 15, 7:10 PM CST | TORNADO | Hartland, MN | NWS DAMAGE SURVEY FOUND A PRELIMINARY EF-2 TORNADO TRACK IN HARTLAND, MN. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 15, 1:23 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 0.9 hours before the alert went out and 135 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
- 633 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 770 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- 443 m²/s²
- 0-3 km storm-relative helicity
- 470 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.7
The text
As transmitted.
357
WFUS53 KMPX 160055
TORMPX
MNC043-047-160130-
/O.NEW.KMPX.TO.W.0026.211216T0055Z-211216T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Twin Cities/Chanhassen MN
655 PM CST Wed Dec 15 2021
The National Weather Service in the Twin Cities has issued a
* Tornado Warning for...
Western Freeborn County in south central Minnesota...
Southeastern Faribault County in south central Minnesota...
* Until 730 PM CST.
* At 655 PM CST, a severe thunderstorm capable of producing a tornado
was located over Mansfield, or 15 miles west of Albert Lea, moving
northeast at 65 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...
Alden and Conger around 700 PM CST.
Freeborn around 705 PM CST.
Hartland around 710 PM CST.
Clarks Grove around 715 PM CST.
Other locations in the path of this tornadic thunderstorm include
Geneva.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 4356 9383 4385 9359 4384 9320 4350 9359
4350 9371
TIME...MOT...LOC 0055Z 214DEG 58KT 4358 9367
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$2 follow-up statements
558
WWUS53 KMPX 160108
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
708 PM CST Wed Dec 15 2021
MNC043-160118-
/O.CAN.KMPX.TO.W.0026.000000T0000Z-211216T0130Z/
Faribault MN-
708 PM CST Wed Dec 15 2021
...THE TORNADO WARNING FOR SOUTHEASTERN FARIBAULT COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 800 PM CST for south central
Minnesota.
LAT...LON 4385 9359 4384 9320 4361 9346 4378 9365
TIME...MOT...LOC 0108Z 214DEG 58KT 4375 9351
$$
MNC047-160130-
/O.CON.KMPX.TO.W.0026.000000T0000Z-211216T0130Z/
Freeborn MN-
708 PM CST Wed Dec 15 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CST FOR
NORTHWESTERN FREEBORN COUNTY...
At 708 PM CST, a severe thunderstorm capable of producing a tornado
was located over Freeborn, or 9 miles northwest of Albert Lea, moving
northeast at 65 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...
Geneva.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 4385 9359 4384 9320 4361 9346 4378 9365
TIME...MOT...LOC 0108Z 214DEG 58KT 4375 9351
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$604
WWUS53 KMPX 160120 RRA
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
720 PM CST Wed Dec 15 2021
MNC047-160130-
/O.EXP.KMPX.TO.W.0026.000000T0000Z-211216T0130Z/
Freeborn MN-
720 PM CST Wed Dec 15 2021
...THE TORNADO WARNING FOR NORTHWESTERN FREEBORN COUNTY WILL EXPIRE
AT 730 PM CST...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 800 PM CST for south central
Minnesota.
Remember, a Severe Thunderstorm Warning still remains in effect for
northern Freeborn county until 730 pm.
LAT...LON 4385 9359 4384 9320 4361 9346 4378 9365
TIME...MOT...LOC 0120Z 214DEG 58KT 4391 9336
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 15, 6:40 PM CST | Severe Thunderstorm Warning | MPX | Faribault, Freeborn | 50 min |
| Dec 15, 7:07 PM CST | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Waseca | 38 min |
| Dec 15, 7:18 PM CST | Severe Thunderstorm Warning | MPX | Rice, Steele | 42 min |
| Dec 15, 7:48 PM CST | Severe Thunderstorm Warning | MPX | Dakota, Goodhue, Rice | 30 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.