Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 8, NWS Twin Cities, MN

May 19, 2013Dunn County, Pepin County, Pierce County, Wisconsin; Goodhue County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 19, 2013, 4:50 PM CDT for Dunn County, Pepin County, Pierce County, Wisconsin; Goodhue County, Minnesota. It was in force for 40 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 19, 2013, 4:50 PM CDT (21:50 UTC)
Expired: May 19, 2013, 5:30 PM CDT
In force: 40 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Goodhue County, MN, Dunn County, WI, Pepin County, WI, Pierce County, WI

The radar

The La Crosse radar (KARX), 111 km from the middle of the area, began a volume at 21:50 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 19, 5:00 PM CDT	TSTM WND DMG	5 Ssw Bay City, MN	FEW TREES DOWN
May 19, 5:14 PM CDT	TSTM WND GST 58	Eau Galle, WI

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 19, 1:10 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.8 hours before the alert went out and 325 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: 65 J/kg
Mixed-layer CIN: -210 J/kg
Mixed-layer LCL: 924 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 32 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.

236 
WUUS53 KMPX 192150
SVRMPX
MNC049-WIC033-091-093-192230-
/O.NEW.KMPX.SV.W.0008.130519T2150Z-130519T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
450 PM CDT SUN MAY 19 2013

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 530 PM CDT

* AT 446 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
  LINE EXTENDING FROM 7 MILES NORTH OF MAZEPPA TO 6 MILES SOUTHWEST
  OF LAKE CITY TO PLAINVIEW...AND MOVING NORTHEAST AT 55 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  DURAND...STOCKHOLM...FRONTENAC...PEPIN...MAIDEN ROCK...PLUM CITY...
  ELLA...PORCUPINE...ARKANSAW...EAU GALLE...ELMWOOD AND SPRING
  VALLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

IF ON OR NEAR LAKE PEPIN...GET AWAY FROM THE WATER AND
MOVE TO SHELTER. IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING. BOATS CAN BE SWAMPED BY LARGE CAPSIZING WAVES...
EVEN ON SMALL BODIES OF WATER. MOVE INTO DOCK AND SEEK SAFE SHELTER
NOW.

&&

LAT...LON 4459 9185 4458 9202 4445 9205 4440 9209
      4445 9225 4445 9242 4437 9242 4436 9254
      4433 9255 4433 9258 4485 9231 4484 9202
      4462 9183
TIME...MOT...LOC 2150Z 205DEG 46KT 4443 9251 4441 9230
          4427 9217

HAIL...0.75IN
WIND...60MPH

$$

1 follow-up statement

348 
WWUS53 KMPX 192207
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
507 PM CDT SUN MAY 19 2013

MNC049-192217-
/O.CAN.KMPX.SV.W.0008.000000T0000Z-130519T2230Z/
GOODHUE MN-
507 PM CDT SUN MAY 19 2013

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL GOODHUE COUNTY IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA.

LAT...LON 4459 9185 4458 9202 4445 9205 4440 9209
      4445 9225 4449 9230 4453 9231 4455 9233
      4457 9246 4485 9231 4484 9202 4462 9183
TIME...MOT...LOC 2207Z 205DEG 46KT 4463 9238 4461 9217
          4447 9204

$$

WIC033-091-093-192230-
/O.CON.KMPX.SV.W.0008.000000T0000Z-130519T2230Z/
DUNN WI-PEPIN WI-PIERCE WI-
507 PM CDT SUN MAY 19 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
PIERCE...PEPIN AND SOUTHWESTERN DUNN COUNTIES UNTIL 530 PM CDT...

AT 504 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM 10 MILES EAST OF RED WING TO 10 MILES NORTHEAST
OF LAKE CITY TO WABASHA...AND MOVING NORTHEAST AT 55 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
DURAND...PLUM CITY...ELLA...PORCUPINE...ARKANSAW...EAU GALLE...
ELMWOOD AND SPRING VALLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4459 9185 4458 9202 4445 9205 4440 9209
      4445 9225 4449 9230 4453 9231 4455 9233
      4457 9246 4485 9231 4484 9202 4462 9183
TIME...MOT...LOC 2207Z 205DEG 46KT 4463 9238 4461 9217
          4447 9204

HAIL...0.75IN
WIND...60MPH

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 19, 4:27 PM CDT	Severe Thunderstorm Warning	MPX	Pierce	33 min
May 19, 4:54 PM CDT	Severe Thunderstorm Warning	MPX	Pierce, Saint Croix	36 min
May 19, 5:16 PM CDT	Severe Thunderstorm Warning	MPX	Rusk	44 min
May 19, 5:18 PM CDT	Severe Thunderstorm Warning	MPX	Dunn, Pepin, Pierce, Saint Croix	42 min
May 19, 5:23 PM CDT	Severe Thunderstorm Warning	MPX	Pierce, Polk, Saint Croix	37 min
May 19, 5:26 PM CDT	Tornado Warning	MPX	Pierce, Saint Croix	34 min
May 19, 5:51 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Dunn, Polk, Saint Croix	39 min
May 19, 6:00 PM CDT	Severe Thunderstorm Warning	MPX	Polk	15 min
May 19, 6:26 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Polk, Rusk	19 min
May 19, 6:36 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Eau Claire	39 min
May 18, 7:05 PM CDT	Special Weather Statement	MPX	Pope	25 min
May 18, 7:52 PM CDT	Areal Flood Advisory	MPX	Douglas	3 hr
May 18, 8:27 PM CDT	Severe Thunderstorm Warning	MPX	Douglas	48 min
May 19, 3:45 AM CDT	Special Weather Statement	MPX	Brown, Chippewa, Martin, Renville, Stevens, Swift and 1 more	60 min
May 19, 4:23 AM CDT	Special Weather Statement	MPX	Blue Earth, Faribault, Martin, Watonwan	67 min
May 19, 5:08 AM CDT	Special Weather Statement	MPX	McLeod, Nicollet, Sibley	52 min
May 19, 6:26 AM CDT	Special Weather Statement	MPX	Anoka, Hennepin, Ramsey	49 min
May 19, 12:20 PM CDT	River Flood Watch	MPX	Todd	27 hr
May 19, 12:20 PM CDT	River Flood Watch	MPX	Carver	27 hr
May 19, 3:33 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Ramsey, Washington	42 min
May 19, 3:43 PM CDT	Areal Flood Advisory	MPX	Anoka, Carver, Dakota, Hennepin, Ramsey, Scott and 1 more	3 hr
May 19, 4:15 PM CDT	Special Weather Statement	MPX	Dakota, Scott	30 min
May 19, 4:20 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Hennepin, Rice, Scott	40 min
May 19, 5:00 PM CDT	Special Weather Statement	MPX	Anoka, Hennepin, Ramsey	30 min
May 19, 5:55 PM CDT	Special Weather Statement	MPX	Chisago, Isanti	35 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2013 Severe Thunderstorm Warnings in Minnesota, 2013 Every severe thunderstorm warning in 2013

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.