Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 108, NWS Twin Cities, MN

May 27, 2012Kandiyohi County, Meeker County, Renville County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 27, 2012, 8:07 PM CDT for Kandiyohi County, Meeker County, Renville County, Minnesota. It was in force for 53 min. 2 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: May 27, 2012, 8:07 PM CDT (01:07 UTC)
Expired: May 27, 2012, 9:00 PM CDT
In force: 53 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Kandiyohi County, MN, Meeker County, MN, Renville County, MN

The radar

The Minneapolis radar (KMPX), 96 km from the middle of the area, began a volume at 01:07 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 27, 8:11 PM CDT	TSTM WND GST 54	1 W Olivia, MN	AWOS OVL REGIONAL AIRPORT.
May 27, 8:30 PM CDT	TSTM WND GST 0	Olivia, MN	SEVERAL GUSTS TO 50

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 27, 6:08 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.1 hours before the alert went out and 93 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: 1850 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 1669 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 79 m²/s²
0-3 km storm-relative helicity: 285 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 17.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

852 
WUUS53 KMPX 280107
SVRMPX
MNC067-093-129-280200-
/O.NEW.KMPX.SV.W.0108.120528T0107Z-120528T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
807 PM CDT SUN MAY 27 2012

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN KANDIYOHI COUNTY IN CENTRAL MINNESOTA...
  SOUTHWESTERN MEEKER COUNTY IN CENTRAL MINNESOTA...
  RENVILLE COUNTY IN CENTRAL MINNESOTA...

* UNTIL 900 PM CDT

* AT 803 PM CDT...RADAR INDICATED CLUSTER OF SEVERE                  
 THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS OF 60 MPH.
 THESE STORMS WERE LOCATED WITHIN 5 MILES SOUTHEAST OF BECHYN...OR   
 ABOUT 9 MILES SOUTH OF OLIVIA...AND MOVING NORTHEAST AT 35 MPH.     
 NICKEL SIZE HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS.

LOCATIONS IN THE WARNING INCLUDE...
  OLIVIA...
  BECHYN...
  FRANKLIN...
  RENVILLE...
  DANUBE...
  BIRD ISLAND...
  HECTOR...
  BUFFALO LAKE...
  BLOMKEST...
  LAKE LILLIAN...
  LAKESIDE...
  SVEA...
  THORPE...
  COSMOS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS IN EXCESS OF 60 MPH AND HAIL. SEEK SHELTER NOW INSIDE
A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

&&

LAT...LON 4508 9503 4496 9450 4481 9450 4471 9459
      4471 9463 4468 9463 4448 9481 4469 9529
TIME...MOT...LOC 0106Z 206DEG 31KT 4466 9496
WIND...HAIL 60MPH 0.88IN

$$

JLT

1 follow-up statement

644 
WWUS53 KMPX 280154
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
854 PM CDT SUN MAY 27 2012

MNC067-093-129-280209-
/O.EXP.KMPX.SV.W.0108.000000T0000Z-120528T0200Z/
KANDIYOHI MN-MEEKER MN-RENVILLE MN-
854 PM CDT SUN MAY 27 2012

...THE SEVERE THUNDERSTORM WARNING FOR RENVILLE...SOUTHWESTERN MEEKER
AND SOUTHEASTERN KANDIYOHI COUNTIES WILL EXPIRE AT 900 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA...HOWEVER GUSTY WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH
THIS THUNDERSTORM.

LAT...LON 4508 9503 4496 9450 4481 9450 4471 9459
      4471 9463 4468 9463 4448 9481 4469 9529
TIME...MOT...LOC 0154Z 206DEG 31KT 4503 9470

$$

JLT

The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 7:09 PM CDT	Areal Flood Advisory	MPX	Chisago	3 hr
May 27, 7:15 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Scott	60 min
May 27, 7:27 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Hennepin, Scott	48 min
May 27, 7:30 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Brown, Nicollet, Sibley, Watonwan	60 min
May 27, 7:39 PM CDT	Special Weather Statement	MPX	Ramsey, Washington	51 min
May 27, 7:44 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Meeker, Stearns	61 min
May 27, 7:45 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Hennepin	45 min
May 27, 7:50 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Le Sueur, Nicollet, Waseca	55 min
May 27, 7:55 PM CDT	Flash Flood Warning	MPX	Chisago	5 hr
May 27, 8:15 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Ramsey	34 min
May 27, 8:22 PM CDT	Areal Flood Advisory	MPX	Anoka, Carver, Dakota, Hennepin, Ramsey, Scott and 1 more	6 hr
May 27, 8:24 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Hennepin, McLeod, Scott, Wright	51 min
May 27, 8:29 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Isanti	46 min
May 27, 8:33 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Meeker	57 min
May 27, 8:58 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Chisago, Isanti, Kanabec	62 min
May 27, 9:15 PM CDT	Special Weather Statement	MPX	Brown, Martin, Watonwan	45 min
May 27, 9:27 PM CDT	Flash Flood Warning	MPX	Blue Earth, Brown, Hennepin, McLeod, Meeker, Nicollet and 4 more	6 hr
May 27, 9:28 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Morrison, Sherburne, Stearns	62 min
May 27, 9:43 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Isanti, Kanabec, Mille Lacs	62 min
May 27, 9:46 PM CDT	Flash Flood Warning	MPX	Anoka, Carver, Chisago, Dakota, Hennepin, Isanti and 2 more	6 hr
May 27, 9:53 PM CDT	Flash Flood Warning	MPX	Benton, Mille Lacs, Sherburne, Stearns	4 hr
May 27, 10:02 PM CDT	Special Weather Statement	MPX	Blue Earth, Martin, Nicollet, Sibley, Waseca	43 min
May 27, 10:09 PM CDT	Special Weather Statement	MPX	Mille Lacs, Morrison	51 min
May 27, 10:19 PM CDT	Areal Flood Advisory	MPX	Kanabec, Mille Lacs, Morrison	4 hr
May 27, 10:42 PM CDT	Special Weather Statement	MPX	Dakota, Freeborn, Rice, Steele, Waseca	48 min
May 27, 11:00 PM CDT	River Flood Warning	MPX	Brown	66 hr
May 27, 11:05 PM CDT	Special Weather Statement	MPX	Dakota, Freeborn, Goodhue, Steele	40 min
May 27, 11:23 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Goodhue	29 min
May 28, 12:58 AM CDT	Areal Flood Warning	MPX	Chisago	6 hr
May 28, 9:34 AM CDT	River Flood Warning	MPX	Hennepin, Wright	6 days
May 28, 1:54 PM CDT	Special Weather Statement	MPX	Benton, Stearns	66 min
May 28, 2:10 PM CDT	Severe Thunderstorm Warning	MPX	Stearns	50 min
May 28, 2:26 PM CDT	Special Weather Statement	MPX	Benton, Mille Lacs	64 min
May 28, 2:44 PM CDT	Severe Thunderstorm Warning	MPX	Mille Lacs, Morrison	61 min
May 28, 2:46 PM CDT	Severe Thunderstorm Warning	MPX	Benton	44 min
May 28, 2:48 PM CDT	Special Weather Statement	MPX	Morrison	42 min
May 28, 3:05 PM CDT	Special Weather Statement	MPX	Benton	40 min
May 28, 3:26 PM CDT	Special Weather Statement	MPX	Isanti, Kanabec, Sherburne	79 min
May 28, 3:30 PM CDT	Severe Thunderstorm Warning	MPX	Kanabec	45 min
May 28, 4:18 PM CDT	Special Weather Statement	MPX	Chisago	42 min
May 28, 4:51 PM CDT	Special Weather Statement	MPX	Chisago	24 min
May 28, 5:33 PM CDT	Special Weather Statement	MPX	Chisago	42 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2012 Every severe thunderstorm warning in 2012

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.