Alert archive / Minnesota / Tornado Warnings in 2022

Tornado Warning 28, NWS Sioux Falls, SD

May 30, 2022Lyon County, Minnesota

NWS Sioux Falls, SD issued this tornado warning at May 30, 2022, 4:08 PM CDT for Lyon County, Minnesota. It was in force for 37 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 30, 2022, 4:08 PM CDT (21:08 UTC)
Expired: May 30, 2022, 4:45 PM CDT
In force: 37 min
Issued by: NWS Sioux Falls, SD
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Lyon County, MN

The radar

The Sioux Falls radar (KFSD), 132 km from the middle of the area, began a volume at 21:07 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 30, 4:17 PM CDT	TSTM WND DMG	1 Se Marshall, MN	REPORT FROM MPING: 3-INCH TREE LIMBS BROKEN; POWER POLES BROKEN.

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
May 30, 11:49 AM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.1 hours before the alert went out and 171 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1332 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: -103 m²/s²
0-3 km storm-relative helicity: -23 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

237 
WFUS53 KFSD 302108
TORFSD
MNC083-302145-
/O.NEW.KFSD.TO.W.0028.220530T2108Z-220530T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Sioux Falls SD
408 PM CDT Mon May 30 2022

The National Weather Service in Sioux Falls has issued a

* Tornado Warning for...
  Eastern Lyon County in southwestern Minnesota...

* Until 445 PM CDT.
    
* At 407 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Marshall, moving northeast at 55 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...
  Cottonwood around 420 PM CDT.

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 4455 9561 4454 9560 4442 9560 4428 9587
      4459 9596 4463 9587 4463 9561
TIME...MOT...LOC 2107Z 229DEG 49KT 4450 9581 

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

$$

Weisser

1 follow-up statement

009 
WWUS53 KFSD 302139
SVSFSD

Severe Weather Statement
National Weather Service Sioux Falls SD
439 PM CDT Mon May 30 2022

MNC083-302149-
/O.EXP.KFSD.TO.W.0028.000000T0000Z-220530T2145Z/
Lyon MN-
439 PM CDT Mon May 30 2022

...THE TORNADO WARNING FOR EASTERN LYON COUNTY WILL EXPIRE AT 445 PM
CDT...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning will be allowed to 
expire.  However gusty winds are still possible with this 
thunderstorm.

A Tornado Watch remains in effect until 600 PM CDT for southwestern
Minnesota.

LAT...LON 4455 9561 4454 9560 4442 9560 4428 9587
      4459 9596 4463 9587 4463 9561
TIME...MOT...LOC 2139Z 229DEG 49KT 4477 9537 

$$

Weisser

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 30, 1:28 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lincoln	32 min
May 30, 1:58 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Murray, Nobles, Pipestone, Rock	47 min
May 30, 2:05 AM CDT	Tornado Warning	FSD	Rock	25 min
May 30, 2:18 AM CDT	Tornado Warning	FSD	Rock	27 min
May 30, 2:20 AM CDT	Tornado Warning	FSD	Jackson, Nobles, Rock	40 min
May 30, 2:24 AM CDT	Tornado Warning	FSD	Nobles, Rock	36 min
May 30, 2:32 AM CDT	Tornado Warning	FSD	Murray, Pipestone	28 min
May 30, 2:40 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Cottonwood, Jackson, Murray, Nobles, Pipestone, Rock	65 min
May 30, 2:47 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon	28 min
May 30, 2:51 AM CDT	Tornado Warning	FSD	Cottonwood, Murray	24 min
May 30, 3:04 AM CDT	Tornado Warning	FSD	Lyon	26 min
May 30, 3:10 AM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lyon	35 min
May 30, 4:24 AM CDT	Wind Advisory	FSD	Cottonwood, Jackson, Lincoln, Lyon, Murray, Nobles and 2 more	19 hr
May 30, 7:26 AM CDT	Severe Thunderstorm Warning	FSD	Jackson	34 min
May 30, 2:48 PM CDT	Tornado Warning	FSD	Lincoln	27 min
May 30, 3:06 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Rock	24 min
May 30, 3:14 PM CDT	Tornado Warning	FSD	Rock	31 min
May 30, 3:27 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Murray, Nobles, Pipestone, Rock	48 min
May 30, 3:44 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FSD	Lincoln, Lyon, Murray, Pipestone	46 min
May 30, 4:11 PM CDT	Severe Thunderstorm Warning	FSD	Cottonwood, Murray	49 min
May 30, 4:36 PM CDT	Severe Thunderstorm Warning	FSD	Jackson	24 min
May 30, 4:44 PM CDT	Tornado Warning	FSD	Cottonwood, Jackson	31 min
May 30, 4:55 PM CDT	Severe Thunderstorm Warning	FSD	Cottonwood, Jackson	35 min
May 30, 6:22 PM CDT	Severe Thunderstorm Warning	FSD	Lincoln, Pipestone	38 min
May 30, 6:41 PM CDT	Severe Thunderstorm Warning	FSD	Lincoln, Lyon, Murray, Nobles, Pipestone, Rock	49 min
May 30, 6:45 PM CDT	Severe Thunderstorm Warning	FSD	Cottonwood, Jackson, Nobles, Rock	45 min
May 30, 6:46 PM CDT	Severe Thunderstorm Warning	FSD	Rock	29 min

Nearby

Tornado Warnings in Minnesota, 2022 Every tornado warning in 2022 Tornadoes in 2022

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.