Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 26, NWS Twin Cities, MN

May 31, 20134 counties in Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at May 31, 2013, 5:27 PM CDT for 4 counties in Wisconsin. It was in force for 33 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
May 31, 2013, 5:27 PM CDT (22:27 UTC)
Expired
May 31, 2013, 6:00 PM CDT
In force
33 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.25 in
Wind
50.0 mph

Counties Barron County, WI, Dunn County, WI, Polk County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 123 km from the middle of the area, began a volume at 22:27 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.

IssuedProductOfficeLasted
May 31, 2:35 PM CDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.5 hours before the alert went out and 126 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-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 2013-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 60 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2013-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 256 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
60 J/kg
Mixed-layer CIN
-221 J/kg
Mixed-layer LCL
1191 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
256 m²/s²
0-3 km storm-relative helicity
269 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

666 
WUUS53 KMPX 312227
SVRMPX
WIC005-033-095-109-312300-
/O.NEW.KMPX.SV.W.0026.130531T2227Z-130531T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
527 PM CDT FRI MAY 31 2013

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN BARRON COUNTY IN NORTHWEST WISCONSIN...
  NORTHWESTERN DUNN COUNTY IN WEST CENTRAL WISCONSIN...
  SOUTHEASTERN POLK COUNTY IN NORTHWEST WISCONSIN...
  NORTHEASTERN ST. CROIX COUNTY IN WEST CENTRAL WISCONSIN...

* UNTIL 600 PM CDT

* AT 523 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
  LINE EXTENDING FROM 5 MILES SOUTH OF TURTLE LAKE TO 15 MILES
  SOUTHEAST OF AMERY TO 17 MILES NORTHWEST OF MENOMONIE...AND MOVING
  NORTHEAST AT 15 MPH.

  HAZARD...HALF DOLLAR SIZE HAIL.

  SOURCE...TRAINED WEATHER SPOTTERS.  REPORTS OF QUARTER TO HALF     
  DOLLAR SIZE HAIL HAVE BEEN RECEIVED.

  IMPACT...DAMAGE TO VEHICLES AND CROPS IS EXPECTED.

* LOCATIONS IMPACTED INCLUDE...
  GLENWOOD CITY...DOWNING...CONNORSVILLE AND ALMENA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4544 9198 4521 9200 4504 9206 4503 9224
      4516 9222 4534 9219
TIME...MOT...LOC 2227Z 246DEG 13KT 4532 9212 4515 9216
          4502 9219

HAIL...1.25IN
WIND...<50MPH

$$

CLF
1 follow-up statement
229 
WWUS53 KMPX 312251
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
551 PM CDT FRI MAY 31 2013

WIC095-109-312301-
/O.CAN.KMPX.SV.W.0026.000000T0000Z-130531T2300Z/
ST. CROIX WI-POLK WI-
551 PM CDT FRI MAY 31 2013

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN POLK AND
NORTHEASTERN ST. CROIX COUNTIES IS CANCELLED...

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

LAT...LON 4504 9212 4539 9208 4544 9198 4521 9200
      4504 9206
TIME...MOT...LOC 2251Z 246DEG 13KT 4535 9201 4519 9205
          4506 9208

$$

WIC005-033-312300-
/O.CON.KMPX.SV.W.0026.000000T0000Z-130531T2300Z/
BARRON WI-DUNN WI-
551 PM CDT FRI MAY 31 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
DUNN AND CENTRAL BARRON COUNTIES UNTIL 600 PM CDT...

AT 548 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM 6 MILES SOUTHEAST OF TURTLE LAKE TO 15 MILES
SOUTH OF TURTLE LAKE TO 14 MILES NORTHWEST OF MENOMONIE...AND MOVING
NORTHEAST AT 15 MPH.

HAZARD...QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...DAMAGE TO VEHICLES AND CROPS IS EXPECTED.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHWESTERN DUNN AND SOUTHWESTERN BARRON
  COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4504 9212 4539 9208 4544 9198 4521 9200
      4504 9206
TIME...MOT...LOC 2251Z 246DEG 13KT 4535 9201 4519 9205
          4506 9208

HAIL...1.00IN
WIND...<50MPH

$$

CLF

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 3:20 PM CDTSevere Thunderstorm WarningMPXChippewa, Dunn, Eau Claire, Pepin40 min
May 31, 4:01 PM CDTSevere Thunderstorm WarningMPXEau Claire29 min
May 31, 4:12 PM CDTSpecial Weather StatementMPXChippewa33 min
May 31, 4:21 PM CDTSevere Thunderstorm WarningMPXEau Claire24 min
May 31, 4:33 PM CDTSpecial Weather StatementMPXPolk27 min
May 31, 4:52 PM CDTSpecial Weather StatementMPXEau Claire23 min
May 31, 5:03 PM CDTSpecial Weather StatementMPXSaint Croix27 min
May 31, 5:06 PM CDTSpecial Weather StatementMPXBarron24 min
May 31, 5:09 PM CDTSevere Thunderstorm WarningMPXBarron, Polk21 min
May 31, 5:11 PM CDTSevere Thunderstorm WarningMPXSaint Croix19 min
May 31, 5:33 PM CDTSevere Thunderstorm WarningMPXBarron, Polk27 min
May 31, 5:39 PM CDTSevere Thunderstorm WarningMPXDunn, Saint Croix21 min
May 31, 5:57 PM CDTSevere Thunderstorm WarningMPXDunn33 min
May 31, 6:09 PM CDTSevere Thunderstorm WarningMPXDunn21 min
May 31, 6:22 PM CDTSevere Thunderstorm WarningMPXDunn23 min
May 31, 6:30 PM CDTSevere Thunderstorm WarningMPXChippewa, Dunn30 min
May 31, 6:42 PM CDTSevere Thunderstorm WarningMPXEau Claire, Pepin33 min
May 31, 6:55 PM CDTSevere Thunderstorm WarningMPXChippewa, Dunn, Eau Claire35 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2013Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.