Alert archive / Wisconsin / Tornado Warnings in 2003

Tornado Warning 2, NWS Milwaukee, WI

May 10, 2003Dane County, Wisconsin

NWS Milwaukee, WI issued this tornado warning at May 10, 2003, 8:56 PM CDT for Dane County, Wisconsin. It was in force for 64 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 10, 2003, 8:56 PM CDT (01:56 UTC)
Expired
May 10, 2003, 10:00 PM CDT
In force
64 min
Issued by
NWS Milwaukee, WI
Area
Counties, with a storm outline in the text

County Dane County, WI

The radar

The Milwaukee radar (KMKX), 97 km from the middle of the area, began a volume at 01:59 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 10, 6:15 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 1.9 hours before the alert went out and 177 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, Davenport, at 00:00Z on 2003-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1566 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, Davenport, at 00:00Z on 2003-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 234 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
1566 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
234 m²/s²
0-3 km storm-relative helicity
259 m²/s²
Significant tornado parameter
2.8
Supercell composite
12.7

Open this sounding in Storm Lab

The text

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

971 
WFUS53 KMKX 110156
TORMKX
WIC025-110300-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
856 PM CDT SAT MAY 10 2003

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN DANE COUNTY IN SOUTH CENTRAL WISCONSIN

* UNTIL 1000 PM CDT

* AT 856 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 16 MILES SOUTHWEST OF BLUE MOUNDS...OR ABOUT 6 MILES EAST
  OF MINERAL POINT...MOVING NORTHEAST AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  BLUE MOUNDS AT 930 PM CDT.
  MOUNT HOREB AT 940 PM CDT.
  BLACK EARTH AT 955 PM CDT.
  CROSS PLAINS AT 1000 PM CDT.

A TORNADO IS ON THE GROUND. IF YOU ARE IN THE PATH OF THIS 
TORNADO...SEEK SHELTER IMMEDIATELY. IF NO UNDERGROUND SHELTER IS 
AVAILABLE...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR.

LAT...LON 4319 8986 4292 8984 4286 8982 4301 8950
          4330 8951 4327 8974 

$$

HENTZ

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 7:42 PM CDTSevere Thunderstorm WarningMKXMarquette48 min
May 10, 8:22 PM CDTSevere Thunderstorm WarningMKXGreen Lake, Marquette38 min
May 10, 8:25 PM CDTTornado WarningMKXIowa, Lafayette65 min
May 10, 9:12 PM CDTSevere Thunderstorm WarningMKXDodge, Jefferson48 min
May 10, 9:23 PM CDTSevere Thunderstorm WarningMKXDodge, Jefferson37 min
May 10, 9:24 PM CDTTornado WarningMKXIowa, Sauk66 min
May 10, 9:35 PM CDTTornado WarningMKXColumbia, Dane55 min
May 10, 10:15 PM CDTSevere Thunderstorm WarningMKXDodge60 min
May 10, 10:21 PM CDTSpecial Marine WarningMKX54 min
May 10, 10:21 PM CDTSpecial Marine WarningMKX54 min
May 10, 10:39 PM CDTTornado WarningMKXDodge66 min
May 10, 11:04 PM CDTTornado WarningMKXDodge, Fond du Lac, Washington56 min

Nearby

Tornado Warnings in Wisconsin, 2003Every tornado warning in 2003Tornadoes in 2003

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.