Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 156, NWS Twin Cities, MN

June 14, 2012Pepin County, Wisconsin; Goodhue County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 14, 2012, 4:54 PM CDT for Pepin County, Wisconsin; Goodhue County, Minnesota. It was in force for 36 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: Jun 14, 2012, 4:54 PM CDT (21:54 UTC)
Expired: Jun 14, 2012, 5:30 PM CDT
In force: 36 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Goodhue County, MN, Pepin County, WI

The radar

The Minneapolis radar (KMPX), 107 km from the middle of the area, began a volume at 21:54 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
Jun 14, 4:58 PM CDT	HAIL 1	6 E Goodhue, MN	MOSTLY NICKELS WITH A FEW QUARTERS...TIME ESTIMATED FROM RADAR

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
Jun 14, 2:45 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.9 hours before the alert went out and 110 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: 1268 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 475 m²/s²
0-3 km storm-relative helicity: 442 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.8

Open this sounding in Storm Lab

The text

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

561 
WUUS53 KMPX 142154
SVRMPX
MNC049-WIC091-142245-
/O.NEW.KMPX.SV.W.0156.120614T2154Z-120614T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
454 PM CDT THU JUN 14 2012

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL GOODHUE COUNTY IN SOUTHEAST MINNESOTA...
  SOUTHWESTERN PEPIN COUNTY IN WEST CENTRAL WISCONSIN...

* UNTIL 545 PM CDT

* AT 449 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
  PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR
  BELLECHESTER...OR ABOUT 11 MILES WEST OF LAKE CITY...AND MOVING
  NORTHEAST AT 45 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  BELLECHESTER...
  FRONTENAC...
  STOCKHOLM...
  PEPIN...
  ELLA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4457 9256 4456 9233 4454 9231 4455 9204
      4453 9203 4441 9208 4443 9221 4445 9225
      4445 9241 4437 9242 4436 9256
TIME...MOT...LOC 2154Z 245DEG 37KT 4441 9242
WIND...HAIL <50MPH 1.00IN

$$

1 follow-up statement

341 
WWUS53 KMPX 142230
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
530 PM CDT THU JUN 14 2012

MNC049-WIC091-142244-
/O.CAN.KMPX.SV.W.0156.000000T0000Z-120614T2245Z/
GOODHUE MN-PEPIN WI-
530 PM CDT THU JUN 14 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN PEPIN AND EAST
CENTRAL GOODHUE COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY...HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THIS
THUNDERSTORM.

IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM CDT.

LAT...LON 4457 9256 4456 9233 4454 9231 4455 9204
      4453 9203 4441 9208 4443 9221 4445 9225
      4445 9241 4437 9242 4436 9256
TIME...MOT...LOC 2229Z 245DEG 37KT 4455 9196

$$

JRB

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 6:50 AM CDT	Special Weather Statement	MPX	Barron	55 min
Jun 14, 7:17 AM CDT	Severe Thunderstorm Warning	MPX	Barron, Dunn	38 min
Jun 14, 7:54 AM CDT	Special Weather Statement	MPX	Barron	51 min
Jun 14, 9:11 AM CDT	Special Weather Statement	MPX	Polk	49 min
Jun 14, 12:52 PM CDT	Special Weather Statement	MPX	Saint Croix	53 min
Jun 14, 1:22 PM CDT	Areal Flood Advisory	MPX	Barron, Chippewa, Dunn, Polk, Rusk, Saint Croix	3 hr
Jun 14, 2:09 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Polk	36 min
Jun 14, 2:58 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Polk, Saint Croix	47 min
Jun 14, 3:25 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Rusk	35 min
Jun 14, 4:31 AM CDT	Special Weather Statement	MPX	Douglas	44 min
Jun 14, 4:36 AM CDT	Special Weather Statement	MPX	Isanti	39 min
Jun 14, 4:53 AM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Stearns, Todd	67 min
Jun 14, 5:57 AM CDT	Severe Thunderstorm Warning	MPX	Meeker, Stearns	63 min
Jun 14, 7:12 AM CDT	Severe Thunderstorm Warning	MPX	Meeker, Stearns, Wright	48 min
Jun 14, 8:09 AM CDT	Special Weather Statement	MPX	McLeod, Wright	51 min
Jun 14, 8:48 AM CDT	Areal Flood Advisory	MPX	Anoka, Carver, Hennepin, McLeod, Meeker, Ramsey and 3 more	3 hr
Jun 14, 9:22 AM CDT	Severe Thunderstorm Warning	MPX	Carver, McLeod, Scott, Sibley	27 min
Jun 14, 9:41 AM CDT	Areal Flood Advisory	MPX	Dakota, Hennepin, Ramsey, Scott, Washington	3 hr
Jun 14, 10:22 AM CDT	Special Weather Statement	MPX	Carver, Dakota, Hennepin, Le Sueur, Rice, Scott	38 min
Jun 14, 11:52 AM CDT	Special Weather Statement	MPX	Carver, Dakota, Le Sueur, Nicollet, Ramsey, Rice and 2 more	68 min
Jun 14, 12:00 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Le Sueur, Scott, Sibley	45 min
Jun 14, 12:26 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Dakota, Hennepin, Ramsey, Scott, Washington	49 min
Jun 14, 12:44 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Le Sueur, Nicollet, Rice, Scott, Sibley	46 min
Jun 14, 2:30 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Le Sueur, Rice	45 min
Jun 14, 2:59 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Goodhue, Rice	46 min
Jun 14, 3:29 PM CDT	Special Weather Statement	MPX	Carver, Le Sueur, Nicollet, Scott, Sibley	46 min
Jun 14, 3:45 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	45 min
Jun 14, 4:23 PM CDT	Special Weather Statement	MPX	Le Sueur	52 min
Jun 14, 4:37 PM CDT	Special Weather Statement	MPX	Nicollet	38 min
Jun 14, 5:14 PM CDT	Special Weather Statement	MPX	Goodhue	46 min
Jun 14, 5:22 PM CDT	Special Weather Statement	MPX	Le Sueur	38 min
Jun 14, 5:32 PM CDT	Areal Flood Advisory	MPX	Dakota, Goodhue, Le Sueur, Rice, Scott	3 hr
Jun 14, 5:57 PM CDT	Flash Flood Warning	MPX	Dakota, Goodhue, Rice	4 hr
Jun 14, 6:58 PM CDT	Special Weather Statement	MPX	Goodhue	32 min
Jun 14, 6:59 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	46 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2012 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.