Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 63, NWS Green Bay, WI

August 14, 2000Marathon County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Aug 14, 2000, 9:40 PM CDT for Marathon County, Wisconsin. It was in force for 80 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
Aug 14, 2000, 9:40 PM CDT (02:40 UTC)
Expired
Aug 14, 2000, 11:00 PM CDT
In force
80 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Marathon County, WI

What was reported inside it

TimeReportWhereRemark
Aug 14, 10:17 PM CDTThunderstorm Wind 56 EMarshfield, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 14, 6:15 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 2.7 hours before the alert went out and 139 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 2000-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1190 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 2000-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 87 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
1190 J/kg
Mixed-layer CIN
-113 J/kg
Mixed-layer LCL
666 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
87 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KGRB 150244
SVRGRB
WIC073-150400-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
940 PM CDT MON AUG 14 2000

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MARATHON COUNTY IN WISCONSIN

* UNTIL 1100 PM CDT

* AT 940 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND LARGE HAIL.  THE 
  STORMS WERE ALONG A LINE EXTENDING FROM JUST SOUTHWEST OF MERRILL
  TO ABBOTSFORD.  THE STORMS WERE MOVING SOUTHEAST AT 25 MPH.
  ANOTHER CLUSTER OF STORMS OVER NORTHEAST MARATHON COUNTY...NEAR 
  HOGARTY...MAY PRODUCE LARGE HAIL.

* SOME LOCATIONS THAT WILL BE AFFECTED BY THE STORMS INCLUDE...  
  ATHENS BY 1000 PM CDT.
  EDGAR BY 1015 PM CDT.
  
IF YOU ARE IN THE PATH OF THESE STORMS...PREPARE FOR WINDS IN EXCESS
OF 60 MPH...HAIL...AND DEADLY LIGHTNING. SEEK SHELTER IMMEDIATELY.

TH/JS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 14, 7:21 PM CDTSevere Thunderstorm WarningGRBLincoln69 min
Aug 14, 7:57 PM CDTSevere Thunderstorm WarningGRBOneida, Vilas63 min
Aug 14, 8:06 PM CDTTornado WarningGRBOneida24 min
Aug 14, 8:23 PM CDTSevere Thunderstorm WarningGRBForest, Langlade67 min
Aug 14, 8:28 PM CDTSevere Thunderstorm WarningGRBLincoln47 min
Aug 14, 9:51 PM CDTSevere Thunderstorm WarningGRBShawano69 min
Aug 14, 10:31 PM CDTSevere Thunderstorm WarningGRBPortage, Wood59 min
Aug 14, 11:24 PM CDTSevere Thunderstorm WarningGRBWaupaca51 min
Aug 14, 11:33 PM CDTSevere Thunderstorm WarningGRBOutagamie57 min
Aug 14, 11:49 PM CDTSevere Thunderstorm WarningGRBWinnebago56 min
Aug 15, 12:03 AM CDTTornado WarningGRBWinnebago27 min
Aug 15, 12:10 AM CDTSevere Thunderstorm WarningGRBBrown, Calumet65 min
Aug 15, 12:34 AM CDTSevere Thunderstorm WarningGRBManitowoc41 min
Aug 15, 12:45 AM CDTFlash Flood WarningGRBMarathon4 hr

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.