Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 71, NWS Milwaukee, WI

May 31, 2000Iowa County, Lafayette County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at May 31, 2000, 8:53 PM CDT for Iowa County, Lafayette County, Wisconsin. It was in force for 67 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
May 31, 2000, 8:53 PM CDT (01:53 UTC)
Expired
May 31, 2000, 10:00 PM CDT
In force
67 min
Issued by
NWS Milwaukee, WI
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Iowa County, WI, Lafayette County, WI

What was reported inside it

TimeReportWhereRemark
May 31, 9:40 PM CDTHail 0.75Darlington, WI

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 1.9 hours before the alert went out and 148 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 2000-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1028 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 00:00Z on 2000-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 245 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
1028 J/kg
Mixed-layer CIN
-177 J/kg
Mixed-layer LCL
935 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
245 m²/s²
0-3 km storm-relative helicity
339 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.3

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMKX 010155
SVRMKE
WIC049-065-010300-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE-SULLIVAN WI
853 PM CDT WED MAY 31 2000

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LAFAYETTE COUNTY IN SOUTH CENTRAL WISCONSIN
  IOWA COUNTY IN SOUTH CENTRAL WISCONSIN

* UNTIL 1000 PM CDT

* AT 853 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 4 MILES NORTHWEST OF REWEY...OR ABOUT 10 MILES
  NORTH OF PLATTEVILLE...MOVING EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   HIGHLAND AT 900 PM CDT.
   LINDEN AT 905 PM CDT.
   DARLINGTON AT 910 PM CDT.
   GRATIOT AT 915 PM CDT.

IF YOU ARE IN THE PATH OF THIS STORM...YOU SHOULD PREPARE FOR   
LARGE HAIL...AND DEADLY LIGHTNING. SEEK SHELTER IMMEDIATELY!

HAIL UP TO ONE INCH IN DIAMETER AND WINDS GREATER THAN 60 MILES AN
HOUR ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE
UNTIL THE STORM HAS PASSED.

LAT...LON 4320 9044 4252 9042 4252 8985 4321 8986

COLLAR/JOHNSTON

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 10:10 PM CDTFlash Flood WarningMKXGreen, Iowa, Lafayette4 hr
Jun 1, 12:15 AM CDTFlash Flood WarningMKXSauk6 hr
Jun 1, 1:50 AM CDTFlash Flood WarningMKXColumbia, Iowa6 hr
Jun 1, 2:15 AM CDTSevere Thunderstorm WarningMKXColumbia, Dane60 min
Jun 1, 3:18 AM CDTSevere Thunderstorm WarningMKXDane, Jefferson42 min
Jun 1, 6:30 AM CDTFlash Flood WarningMKXSauk3 hr
Jun 1, 9:44 AM CDTSevere Thunderstorm WarningMKXJefferson61 min
Jun 1, 4:36 PM CDTSevere Thunderstorm WarningMKXColumbia, Marquette54 min
Jun 1, 4:36 PM CDTSevere Thunderstorm WarningMKXSauk54 min
Jun 1, 5:05 PM CDTFlash Flood WarningMKXColumbia, Green Lake, Marquette, Sauk3 hr
Jun 1, 5:05 PM CDTSevere Thunderstorm WarningMKXGreen Lake55 min
Jun 1, 5:24 PM CDTSevere Thunderstorm WarningMKXColumbia, Marquette, Sauk66 min
Jun 1, 5:34 PM CDTSevere Thunderstorm WarningMKXDodge, Fond du Lac56 min
Jun 1, 5:39 PM CDTSevere Thunderstorm WarningMKXIowa66 min
Jun 1, 5:45 PM CDTFlash Flood WarningMKXIowa2 hr
Jun 1, 5:47 PM CDTTornado WarningMKXDodge, Fond du Lac58 min
Jun 1, 5:55 PM CDTSevere Thunderstorm WarningMKXLafayette65 min
Jun 1, 5:55 PM CDTSevere Thunderstorm WarningMKXDane65 min
Jun 1, 6:16 PM CDTTornado WarningMKXWashington59 min
Jun 1, 6:36 PM CDTFlash Flood WarningMKXDodge, Fond du Lac3 hr
Jun 1, 6:38 PM CDTSevere Thunderstorm WarningMKXGreen67 min
Jun 1, 6:45 PM CDTSevere Thunderstorm WarningMKXDodge, Jefferson60 min
Jun 1, 6:50 PM CDTSevere Thunderstorm WarningMKXOzaukee55 min
Jun 1, 6:56 PM CDTSevere Thunderstorm WarningMKXDane34 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2000Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.