Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 10, NWS Twin Cities, MN

May 3, 20154 counties in Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at May 3, 2015, 6:53 PM CDT for 4 counties in Wisconsin. It was in force for 67 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 3, 2015, 6:53 PM CDT (23:53 UTC)
Expired
May 3, 2015, 8:00 PM CDT
In force
67 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI

The radar

The La Crosse radar (KARX), 120 km from the middle of the area, began a volume at 23:57 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.9 hours before the alert went out and 157 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 2015-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2015-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1098 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
71 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.

999 
WUUS53 KMPX 032353
SVRMPX
WIC017-033-035-091-040100-
/O.NEW.KMPX.SV.W.0010.150503T2353Z-150504T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
653 PM CDT SUN MAY 3 2015

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN PEPIN COUNTY IN WEST CENTRAL WISCONSIN...
  CHIPPEWA COUNTY IN WEST CENTRAL WISCONSIN...
  EASTERN DUNN COUNTY IN WEST CENTRAL WISCONSIN...
  EAU CLAIRE COUNTY IN WEST CENTRAL WISCONSIN...

* UNTIL 800 PM CDT

* AT 653 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR RIDGELAND TO HOFFMAN HILLS REC AREA TO NEAR
  DURAND...MOVING EAST AT 45 MPH.

  HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
           DAMAGE TO ROOFS...SIDING...WINDOWS AND VEHICLES. EXPECT 
           WIND DAMAGE TO ROOFS...SIDING AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  EAU CLAIRE...MENOMONIE...CHIPPEWA FALLS...ALTOONA...LAKE HALLIE...
  STANLEY...BLOOMER...LAKE WISSOTA...DURAND...AUGUSTA...CORNELL AND
  CADOTT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4460 9199 4496 9184 4520 9200 4521 9093
      4460 9092
TIME...MOT...LOC 2353Z 285DEG 37KT 4513 9189 4494 9175 4463 9188 

HAIL...1.50IN
WIND...60MPH
 
$$

JPC
3 follow-up statements
825 
WWUS53 KMPX 040025
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
725 PM CDT SUN MAY 3 2015

WIC033-091-040034-
/O.CAN.KMPX.SV.W.0010.000000T0000Z-150504T0100Z/
PEPIN WI-DUNN WI-
725 PM CDT SUN MAY 3 2015

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PEPIN AND EASTERN
DUNN COUNTIES IS CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED 
AREA. THEREFORE THE WARNING FOR NORTHEASTERN PEPIN AND EASTERN DUNN 
COUNTIES HAS BEEN CANCELLED.

LAT...LON 4460 9165 4520 9166 4521 9093 4460 9092
TIME...MOT...LOC 0024Z 283DEG 37KT 4505 9147 4486 9133 4455 9146 

$$

WIC017-035-040100-
/O.CON.KMPX.SV.W.0010.000000T0000Z-150504T0100Z/
CHIPPEWA WI-EAU CLAIRE WI-
725 PM CDT SUN MAY 3 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR CHIPPEWA AND EAU CLAIRE COUNTIES...

AT 724 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR BLOOMER TO NEAR LAKE WISSOTA TO ELEVA...MOVING
EAST AT 45 MPH.

HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS AND VEHICLES. EXPECT 
         WIND DAMAGE TO ROOFS...SIDING AND TREES. 

LOCATIONS IMPACTED INCLUDE...
EAU CLAIRE...CHIPPEWA FALLS...ALTOONA...LAKE HALLIE...STANLEY...
BLOOMER...LAKE WISSOTA...AUGUSTA...CORNELL...CADOTT...FALL CREEK AND
BOYD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN
THE TWIN CITIES.

&&

LAT...LON 4460 9165 4520 9166 4521 9093 4460 9092
TIME...MOT...LOC 0024Z 283DEG 37KT 4505 9147 4486 9133 4455 9146 

HAIL...1.50IN
WIND...60MPH
 
$$

JPC
541 
WWUS53 KMPX 040033
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
733 PM CDT SUN MAY 3 2015

WIC017-035-040100-
/O.CON.KMPX.SV.W.0010.000000T0000Z-150504T0100Z/
CHIPPEWA WI-EAU CLAIRE WI-
733 PM CDT SUN MAY 3 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR SOUTHEASTERN CHIPPEWA AND EAU CLAIRE COUNTIES...

AT 733 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR BATEMAN TO NEAR FALL CREEK TO NEAR STRUM...MOVING
EAST AT 40 MPH.

HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS AND VEHICLES. EXPECT 
         WIND DAMAGE TO ROOFS...SIDING AND TREES. 

LOCATIONS IMPACTED INCLUDE...
EAU CLAIRE...CHIPPEWA FALLS...ALTOONA...LAKE HALLIE...STANLEY...LAKE
WISSOTA...AUGUSTA...CADOTT...FALL CREEK...BOYD...FAIRCHILD AND
LUDINGTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN
THE TWIN CITIES.

&&

LAT...LON 4460 9165 4493 9148 4505 9093 4460 9092
TIME...MOT...LOC 0033Z 290DEG 35KT 4496 9129 4479 9128 4453 9135 

HAIL...1.50IN
WIND...60MPH
 
$$

JPC
563 
WWUS53 KMPX 040057
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
757 PM CDT SUN MAY 3 2015

WIC017-035-040106-
/O.EXP.KMPX.SV.W.0010.000000T0000Z-150504T0100Z/
CHIPPEWA WI-EAU CLAIRE WI-
757 PM CDT SUN MAY 3 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CHIPPEWA AND EAU
CLAIRE COUNTIES WILL EXPIRE AT 800 PM CDT...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND EXITED THE WARNED AREA. THEREFORE THE WARNING WILL BE
ALLOWED TO EXPIRE.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
THE TWIN CITIES.

LAT...LON 4460 9165 4493 9148 4505 9093 4460 9092
TIME...MOT...LOC 0055Z 285DEG 37KT 4496 9129 4479 9128 4453 9135 

$$

JPC

The office that day

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

IssuedProductOfficeCountiesLasted
May 3, 5:08 PM CDTSevere Thunderstorm WarningMPXSaint Croix52 min
May 3, 5:21 PM CDTSpecial Weather StatementMPXPierce54 min
May 3, 5:34 PM CDTSevere Thunderstorm WarningMPXPierce26 min
May 3, 5:58 PM CDTSevere Thunderstorm WarningMPXDunn, Pierce, Saint Croix62 min
May 3, 6:26 PM CDTSpecial Weather StatementMPXPepin34 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2015Every severe thunderstorm warning in 2015

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.