Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 206, NWS Twin Cities, MN

June 29, 2005Pierce County, Saint Croix County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 29, 2005, 10:45 PM CDT for Pierce County, Saint Croix County, Wisconsin. It was in force for 60 min. 5 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
Jun 29, 2005, 10:45 PM CDT (03:45 UTC)
Expired
Jun 29, 2005, 11:45 PM CDT
In force
60 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Pierce County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 88 km from the middle of the area, began a volume at 03:47 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

TimeReportWhereRemark
Jun 29, 10:48 PM CDTTSTM WND DMGRiver Falls, WIFEW TREES DOWN.
Jun 29, 11:00 PM CDTTSTM WND DMGEllsworth, WIFEW TREES DOWN.
Jun 29, 11:20 PM CDTTSTM WND DMGSpring Valley, WIFEW TREES DOWN.
Jun 29, 11:30 PM CDTHAIL 0.88Glenwood City, WITWO INCH BRANCHES ALSO DOWNED.
Jun 29, 11:35 PM CDTTSTM WND DMGNew Richmond, WINUMEROUS TREES DOWNED.

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.

IssuedProductOfficeLasted
Jun 29, 8:00 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 3.8 hours before the alert went out and 91 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 00:00Z on 2005-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2111 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2005-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 283 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
2111 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
970 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
283 m²/s²
0-3 km storm-relative helicity
415 m²/s²
Significant tornado parameter
3.1
Supercell composite
18.6

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 300346
SVRMPX
WIC093-109-300445-
/O.NEW.KMPX.SV.W.0206.050630T0345Z-050630T0445Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1045 PM CDT WED JUN 29 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ST. CROIX COUNTY IN WEST CENTRAL WISCONSIN
  PIERCE COUNTY IN WEST CENTRAL WISCONSIN

* UNTIL 1145 PM CDT

* AT 1039 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS...CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS.
  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 9            
  MILES SOUTHWEST OF NEW RICHMOND TO RIVER FALLS TO 8 MILES          
  SOUTHWEST OF RED WING...AND MOVING EAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ELLSWORTH...
  NEW RICHMOND...
  RIVER FALLS...
  ROBERTS...
  HAMMOND...  

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4514 9264 4464 9263 4457 9218 4515 9216

$$

MKM/RJN
2 follow-up statements
000 
WWUS53 KMPX 300434
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1132 PM CDT WED JUN 29 2005

WIC093-109-300450-
/O.CON.KMPX.SV.W.0206.000000T0000Z-050630T0445Z/
ST. CROIX WI-PIERCE WI-
1132 PM CDT WED JUN 29 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1145 PM CDT FOR 
PIERCE AND ST.CROIX COUNTIES...

AT 1130 PM...HAIL UP TO THE SIZE OF NICKELS...WAS REPORTED BY 
SPOTTERS IN GLENWOOD CITY. IN ADDITION...TREE BRANCHES 2 INCHES IN 
DIAMETER AND 9 FEET LONG WERE DOWNED BY THUNDERSTORM WINDS.

AT 1126 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS...ALONG A LINE EXTENDING FROM 16 MILES NORTHWEST OF 
MENOMONIE TO 10 MILES WEST OF MENOMONIE TO LAKE CITY...MOVING EAST 
AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE HERSEY...FOREST...EMERALD...
CYLON...WOODVILLE AND WILSON.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4514 9238 4457 9227 4457 9218 4515 9216

$$

MKM/RJN
000 
WWUS53 KMPX 300444
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1145 PM CDT WED JUN 29 2005

WIC093-109-300455-
/O.EXP.KMPX.SV.W.0206.000000T0000Z-050630T0445Z/
ST. CROIX WI-PIERCE WI-
1145 PM CDT WED JUN 29 2005

...THE SEVERE THUNDERSTORM WARNING FOR PIERCE AND ST. CROIX COUNTIES
WILL EXPIRE AT 1145 PM CDT...

THE LINE OF THUNDERSTORMS HAS MOVED EAST OF THE WARNED AREA. 

LAT...LON 4514 9238 4457 9227 4457 9218 4515 9216

$$

MKM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 11:15 PM CDTSevere Thunderstorm WarningMPXDunn, Pepin60 min
Jun 29, 11:26 PM CDTSevere Thunderstorm WarningMPXBarron64 min
Jun 29, 11:42 PM CDTSevere Thunderstorm WarningMPXChippewa, Eau Claire, Rusk63 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2005Every severe thunderstorm warning in 2005

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.