Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 68, NWS Milwaukee, WI

May 18, 2000Ozaukee County, Washington County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at May 18, 2000, 1:34 PM CDT for Ozaukee County, Washington County, Wisconsin. It was in force for 56 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 18, 2000, 1:34 PM CDT (18:34 UTC)
Expired
May 18, 2000, 2:30 PM CDT
In force
56 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

Counties Ozaukee County, WI, Washington County, WI

What was reported inside it

TimeReportWhereRemark
May 18, 1:40 PM CDTHail 0.75Hubertus, 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.6 hours before the alert went out and 122 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 12:00Z on 2000-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Green Bay/Straub, WI at 12:00Z on 2000-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
508 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMKX 181835
SVRMKE
WIC089-131-181930-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
134 PM CDT THU MAY 18 2000

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WASHINGTON COUNTY IN SOUTHEAST WISCONSIN
  OZAUKEE COUNTY IN SOUTHEAST WISCONSIN

* UNTIL 230 PM CDT

* AT 134 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL LOCATED 10 MILES SOUTHWEST OF
  GERMANTOWN...OR 4 MILES WEST OF SUSSEX...MOVING NORTHEAST AT 40
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  GERMANTOWN BY 140 PM CDT.
  JACKSON BY 145 PM CDT.
  CEDARBURG BY 150 PM CDT.
  GRAFTON BY 155 PM CDT.

IF YOU ARE IN THE PATH OF THIS STORM...YOU SHOULD PREPARE FOR
DAMAGING WINDS IN EXCESS OF 60 MPH...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.

MK

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 7:03 PM CDTSevere Thunderstorm WarningMKXColumbia57 min
May 17, 7:10 PM CDTFlash Flood WarningMKXColumbia, Green Lake, Marquette2 hr
May 17, 7:23 PM CDTSevere Thunderstorm WarningMKXDodge67 min
May 17, 7:49 PM CDTFlash Flood WarningMKXDodge116 min
May 17, 8:09 PM CDTSevere Thunderstorm WarningMKXWashington, Waukesha66 min
May 17, 8:45 PM CDTFlash Flood WarningMKXFond du Lac, Green Lake, Marquette, Sauk, Sheboygan6 hr
May 17, 8:45 PM CDTFlash Flood WarningMKXColumbia, Dodge, Iowa, Ozaukee, Washington6 hr
May 17, 8:45 PM CDTFlash Flood WarningMKXDane, Jefferson, Lafayette, Milwaukee, Waukesha6 hr
May 17, 8:45 PM CDTFlash Flood WarningMKXGreen, Kenosha, Racine, Rock, Walworth6 hr
May 18, 3:09 AM CDTFlash Flood WarningMKXKenosha3 hr
May 18, 6:26 AM CDTSevere Thunderstorm WarningMKXIowa64 min
May 18, 7:08 AM CDTSevere Thunderstorm WarningMKXDane67 min
May 18, 8:08 AM CDTSevere Thunderstorm WarningMKXDane, Dodge, Jefferson67 min
May 18, 8:45 AM CDTSevere Thunderstorm WarningMKXKenosha, Racine, Walworth60 min
May 18, 8:59 AM CDTSevere Thunderstorm WarningMKXWaukesha61 min
May 18, 9:14 AM CDTSevere Thunderstorm WarningMKXMilwaukee61 min
May 18, 9:24 AM CDTSevere Thunderstorm WarningMKXOzaukee51 min
May 18, 10:15 AM CDTSevere Thunderstorm WarningMKXDane, Dodge, Jefferson60 min
May 18, 11:17 AM CDTSevere Thunderstorm WarningMKXMilwaukee, Waukesha58 min
May 18, 11:59 AM CDTSevere Thunderstorm WarningMKXKenosha, Racine, Walworth61 min
May 18, 12:23 PM CDTSevere Thunderstorm WarningMKXRock, Walworth67 min
May 18, 12:45 PM CDTSevere Thunderstorm WarningMKXDane, Iowa60 min
May 18, 1:06 PM CDTSevere Thunderstorm WarningMKXWaukesha54 min
May 18, 1:49 PM CDTSevere Thunderstorm WarningMKXWalworth, Waukesha56 min
May 18, 2:48 PM CDTSevere Thunderstorm WarningMKXMilwaukee, Ozaukee, Waukesha57 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.