Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 21, NWS La Crosse, WI

May 25, 2008Clark County, Jackson County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at May 25, 2008, 9:10 PM CDT for Clark County, Jackson County, Wisconsin. It was in force for 35 min. 3 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 25, 2008, 9:10 PM CDT (02:10 UTC)
Expired
May 25, 2008, 9:45 PM CDT
In force
35 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon

Counties Clark County, WI, Jackson County, WI

What was reported inside it

TimeReportWhereRemark
May 25, 9:15 PM CDTHAIL 0.75Merrillan, WI
May 25, 9:17 PM CDTHAIL 12 S Merrillan, WI
May 25, 9:21 PM CDTHAIL 0.75Hatfield, 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.

IssuedProductOfficeLasted
May 25, 7:12 PM CDTTornado WatchSPC4 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 2.2 hours before the alert went out and 209 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, Green Bay/Straub, WI at 00:00Z on 2008-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 81 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, Green Bay/Straub, WI at 00:00Z on 2008-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 square meters per square second.1939587897Sfc1 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
81 J/kg
Mixed-layer CIN
-294 J/kg
Mixed-layer LCL
1307 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
302 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KARX 260209
SVRARX
WIC019-053-260245-
/O.NEW.KARX.SV.W.0021.080526T0210Z-080526T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
910 PM CDT SUN MAY 25 2008

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN CLARK COUNTY IN CENTRAL WISCONSIN...
  NORTHERN JACKSON COUNTY IN WEST CENTRAL WISCONSIN...

* UNTIL 945 PM CDT

* AT 909 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS
  STORM WAS LOCATED NEAR MERRILLAN...OR ABOUT 11 MILES NORTH OF BLACK
  RIVER FALLS...MOVING EAST AT 58 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BLACK RIVER FALLS AND HUMBIRD AROUND 910 PM...
  HATFIELD AND SAND PILLOW AROUND 915 PM...
  THE BLACK RIVER CORRECTIONAL CENTER AND LAKE WAZEE AROUND 920 PM...
  SHORTVILLE AND SEVENTEEN FLOWAGE AROUND 925 PM...
  BALLARD ROAD AND PRAY AVENUE AND POTTERS FLOWAGE AROUND 930 PM...

FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS AND STAY AWAY FROM WINDOWS.

REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR
NO ADVANCED WARNING.

LAT...LON 4431 9102 4456 9101 4455 9030 4427 9031
TIME...MOT...LOC 0210Z 276DEG 51KT 4446 9086

$$

RIECK
3 follow-up statements
000 
WWUS53 KARX 260224
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
924 PM CDT SUN MAY 25 2008

WIC019-053-260245-
/O.CON.KARX.SV.W.0021.000000T0000Z-080526T0245Z/
CLARK WI-JACKSON WI-
924 PM CDT SUN MAY 25 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR NORTHERN JACKSON AND SOUTHERN CLARK COUNTIES...

AT 920 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL.
THIS STORM WAS LOCATED NEAR EAST FORK CAMPGROUND...OR ABOUT 10 MILES
NORTHEAST OF BLACK RIVER FALLS...MOVING EAST AT 55 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BALLARD ROAD AND PRAY AVENUE AND POTTERS FLOWAGE AROUND 930 PM...
  SHERWOOD AND NEVINS AROUND 935 PM...
  CITY POINT AROUND 940 PM...

REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR
NO ADVANCED WARNING.

LAT...LON 4431 9102 4456 9101 4455 9030 4427 9031
TIME...MOT...LOC 0224Z 281DEG 52KT 4439 9061

$$

RIECK
000 
WWUS53 KARX 260235
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
935 PM CDT SUN MAY 25 2008

WIC019-053-260245-
/O.CON.KARX.SV.W.0021.000000T0000Z-080526T0245Z/
CLARK WI-JACKSON WI-
935 PM CDT SUN MAY 25 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR NORTHERN JACKSON AND SOUTHERN CLARK COUNTIES...

AT 932 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL.
THIS STORM WAS LOCATED NEAR POTTERS FLOWAGE...OR ABOUT 17 MILES SOUTH
OF NEILLSVILLE...MOVING EAST AT 55 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CITY POINT AROUND 940 PM...

REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR
NO ADVANCED WARNING.

LAT...LON 4431 9102 4456 9101 4455 9030 4427 9031
TIME...MOT...LOC 0235Z 285DEG 55KT 4432 9040

$$

RIECK
000 
WWUS53 KARX 260244
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
944 PM CDT SUN MAY 25 2008

WIC019-053-260254-
/O.EXP.KARX.SV.W.0021.000000T0000Z-080526T0245Z/
CLARK WI-JACKSON WI-
944 PM CDT SUN MAY 25 2008

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN JACKSON AND SOUTHERN
CLARK COUNTIES EXPIRES AT 945 PM CDT...

THE STORM WHICH PROMPTED THIS WARNING HAS MOVED OUT OF THE WARNED
AREA.

A TORNADO WATCH REMAINS IN EFFECT FOR THE AREA.

LAT...LON 4431 9102 4456 9101 4455 9030 4427 9031
TIME...MOT...LOC 0244Z 285DEG 55KT 4428 9021

$$

RIECK

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 25, 7:08 PM CDTSevere Thunderstorm WarningARXClark, Taylor82 min
May 25, 7:22 PM CDTSevere Thunderstorm WarningARXGrant68 min
May 25, 8:26 PM CDTSevere Thunderstorm WarningARXBuffalo, Trempealeau22 min
May 25, 9:43 PM CDTSevere Thunderstorm WarningARXAdams, Juneau47 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2008Every severe thunderstorm warning in 2008

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.