Alert archive / Wisconsin / Tornado Warnings in 2008

Tornado Warning 9, NWS Twin Cities, MN

May 25, 2008Barron County, Dunn County, Wisconsin

NWS Twin Cities, MN issued this tornado warning at May 25, 2008, 5:50 PM CDT for Barron County, Dunn County, Wisconsin. It was in force for 40 min. 7 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, 5:50 PM CDT (22:50 UTC)
Expired: May 25, 2008, 6:30 PM CDT
In force: 40 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon

Counties Barron County, WI, Dunn County, WI

What was reported inside it

Time	Report	Where	Remark
May 25, 5:55 PM CDT	TSTM WND DMG	1 S Prairie Farm, WI	UPROOTED AND BLOWN DOWN TREES. TRAILER CAMPER OVERTURNED. SHERIFF REPORTS NO INJURIES.
May 25, 5:55 PM CDT	TSTM WND DMG	Prairie Farm, WI	NUMEROUS 4 INCH DIAMETER BRANCHES DOWN.
May 25, 5:55 PM CDT	TORNADO	3 Nw Connorsville, WI	SURVEY DETERMINED AN EF-0 TORNADO TRACKED FROM 3.5 NW CONNORSVILLE TO 5 NNE CONNORSVILLE. NUMEROUS TREES DOWN. BARN AND FEW SHEDS DOWN. TIME CORRECTED FROM PREVIOUS REPORT OF 455 PM CDT.
May 25, 6:00 PM CDT	TSTM WND DMG	2 N Connorsville, WI	NUMEROUS TREES AND POWERLINES DOWN.
May 25, 6:05 PM CDT	HAIL 0.75	3 Sw Dallas, WI
May 25, 6:30 PM CDT	HAIL 0.75	4 Sw Chetek, WI
May 25, 6:35 PM CDT	TSTM WND DMG	Ridgeland, WI	8 TO 10 INCH DIAMETER TRESS DOWN.

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 25, 2:04 PM CDT	Tornado Watch PDS	SPC	6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.8 hours before the alert went out and 146 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: 58 J/kg
Mixed-layer CIN: -266 J/kg
Mixed-layer LCL: 641 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 45 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 
WFUS53 KMPX 252251
TORMPX
WIC005-033-252330-
/O.NEW.KMPX.TO.W.0009.080525T2250Z-080525T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
550 PM CDT SUN MAY 25 2008

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  FAR SOUTHERN BARRON COUNTY IN NORTHWEST WISCONSIN...
  NORTHERN DUNN COUNTY IN WEST CENTRAL WISCONSIN...

* UNTIL 630 PM CDT

* AT 546 PM CDT...RADAR WAS TRACKING A SEVERE STORM WITH STRONG
  ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS 10 MILES
  NORTHWEST OF CONNORSVILLE...OR ABOUT 12 MILES NORTHWEST OF GLENWOOD
  CITY...AND MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CONNORSVILLE...
  PRAIRIE FARM...
  RIDGELAND...
  DALLAS...
  SAND CREEK...

THIS STORM HAS PRODUCED SEVERAL TORNADO TOUCHDOWNS. SIGNFICANT DAMAGE
WAS REPORTED IN HUGO IN WASHINGTON COUNTY MINNESOTA WITH THIS STORM.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4522 9154 4522 9167 4510 9167 4510 9214
      4513 9215 4528 9215 4529 9155
TIME...MOT...LOC 2250Z 269DEG 38KT 4522 9221

$$

RAH/TRH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 5:09 PM CDT	Severe Thunderstorm Warning	MPX	Polk	51 min
May 25, 5:13 PM CDT	Tornado Warning	MPX	Polk, Saint Croix	47 min
May 25, 5:42 PM CDT	Severe Thunderstorm Warning	MPX	Barron	48 min
May 25, 5:47 PM CDT	Severe Thunderstorm Warning	MPX	Polk, Saint Croix	58 min
May 25, 6:24 PM CDT	Severe Thunderstorm Warning	MPX	Dunn	51 min
May 25, 6:26 PM CDT	Severe Thunderstorm Warning	MPX	Dunn, Pierce	49 min
May 25, 6:28 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Rusk	62 min
May 25, 6:51 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Dunn, Eau Claire	54 min

Nearby

Tornado Warnings in Wisconsin, 2008 Every tornado warning in 2008 Tornadoes 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.