Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 123, NWS Twin Cities, MN

June 10, 2012Kandiyohi County, Pope County, Swift County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 10, 2012, 4:01 PM CDT for Kandiyohi County, Pope County, Swift County, Minnesota. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 10, 2012, 4:01 PM CDT (21:01 UTC)
Expired: Jun 10, 2012, 4:30 PM CDT
In force: 29 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Kandiyohi County, MN, Pope County, MN, Swift County, MN

The radar

The Minneapolis radar (KMPX), 154 km from the middle of the area, began a volume at 21:01 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 10, 3:03 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.0 hours before the alert went out and 151 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: 73 J/kg
Mixed-layer CIN: -424 J/kg
Mixed-layer LCL: 1491 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 182 m²/s²
0-3 km storm-relative helicity: 142 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

786 
WUUS53 KMPX 102101
SVRMPX
MNC067-121-151-102130-
/O.NEW.KMPX.SV.W.0123.120610T2101Z-120610T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
401 PM CDT SUN JUN 10 2012

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN KANDIYOHI COUNTY IN CENTRAL MINNESOTA...
  SOUTHEASTERN POPE COUNTY IN WEST CENTRAL MINNESOTA...
  EASTERN SWIFT COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 430 PM CDT

* AT 357 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
  PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS OF 60 MPH. THIS
  STORM WAS LOCATED NEAR DE GRAFF...OR ABOUT 9 MILES EAST OF
  BENSON...AND MOVING NORTHEAST AT 45 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  DE GRAFF...
  SUNBURG...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4541 9551 4540 9540 4562 9515 4558 9513
      4545 9514 4516 9540 4531 9558
TIME...MOT...LOC 2101Z 211DEG 38KT 4535 9539
WIND...HAIL 60MPH 1.00IN

$$

JPC

2 follow-up statements

475 
WWUS53 KMPX 102116
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
416 PM CDT SUN JUN 10 2012

MNC067-121-151-102130-
/O.CON.KMPX.SV.W.0123.000000T0000Z-120610T2130Z/
KANDIYOHI MN-POPE MN-SWIFT MN-
416 PM CDT SUN JUN 10 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
SWIFT...SOUTHEASTERN POPE AND NORTHWESTERN KANDIYOHI COUNTIES UNTIL
430 PM CDT...

AT 412 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
WINDS OF 60 MPH.  THIS STORM WAS LOCATED NEAR SUNBURG...OR 16 MILES
EAST OF BENSON...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF SOUTHEASTERN POPE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 4540 9540 4562 9515 4558 9513 4545 9514
      4516 9540 4521 9546
TIME...MOT...LOC 2116Z 212DEG 39KT 4543 9526
WIND...HAIL 60MPH 1.00IN

$$

JPC

688 
WWUS53 KMPX 102125
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
425 PM CDT SUN JUN 10 2012

MNC067-121-151-102140-
/O.EXP.KMPX.SV.W.0123.000000T0000Z-120610T2130Z/
KANDIYOHI MN-POPE MN-SWIFT MN-
425 PM CDT SUN JUN 10 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN SWIFT...SOUTHEASTERN
POPE AND NORTHWESTERN KANDIYOHI COUNTIES WILL EXPIRE AT 430 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.

LAT...LON 4540 9540 4562 9515 4558 9513 4545 9514
      4516 9540 4521 9546
TIME...MOT...LOC 2125Z 212DEG 39KT 4551 9518

$$

JPC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 5:44 AM CDT	Special Weather Statement	MPX	Stevens	31 min
Jun 10, 6:20 AM CDT	Special Weather Statement	MPX	Stevens	25 min
Jun 10, 6:43 AM CDT	Special Weather Statement	MPX	Douglas, Pope	32 min
Jun 10, 2:31 PM CDT	Special Weather Statement	MPX	Morrison	29 min
Jun 10, 3:03 PM CDT	Special Weather Statement	MPX	Douglas	27 min
Jun 10, 3:25 PM CDT	Special Weather Statement	MPX	Todd	35 min
Jun 10, 3:39 PM CDT	Special Weather Statement	MPX	Chippewa, Pope	51 min
Jun 10, 3:47 PM CDT	Severe Thunderstorm Warning	MPX	Pope	43 min
Jun 10, 3:55 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Morrison, Stearns	31 min
Jun 10, 3:57 PM CDT	Special Weather Statement	MPX	Redwood, Renville	63 min
Jun 10, 4:23 PM CDT	Special Weather Statement	MPX	Stearns, Todd	67 min
Jun 10, 4:39 PM CDT	Severe Thunderstorm Warning	MPX	Morrison, Todd	66 min
Jun 10, 4:54 PM CDT	Special Weather Statement	MPX	Kandiyohi, Meeker, Renville	36 min
Jun 10, 4:58 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Meeker, Renville	47 min
Jun 10, 5:01 PM CDT	Severe Thunderstorm Warning	MPX	Kandiyohi, Meeker, Morrison, Stearns, Todd	44 min
Jun 10, 5:21 PM CDT	Special Weather Statement	MPX	Brown	39 min
Jun 10, 5:28 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Meeker, Morrison, Sherburne, Stearns, Wright	62 min
Jun 10, 5:49 PM CDT	Severe Thunderstorm Warning	MPX	Brown, McLeod, Nicollet, Renville, Sibley	56 min
Jun 10, 6:33 PM CDT	Special Weather Statement	MPX	Blue Earth, Brown, Martin, Watonwan	57 min
Jun 10, 6:33 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Isanti, Kanabec, Mille Lacs, Morrison, Sherburne	57 min
Jun 10, 6:37 PM CDT	Special Weather Statement	MPX	Anoka, Carver, Hennepin, Wright	53 min
Jun 10, 6:57 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Faribault, Martin, Watonwan	48 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.