Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 33, NWS Green Bay, WI

June 9, 2000Florence County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Jun 9, 2000, 2:49 AM CDT for Florence County, Wisconsin. It was in force for 41 min. No storm report in the archive falls 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.

The facts

Issued
Jun 9, 2000, 2:49 AM CDT (07:49 UTC)
Expired
Jun 9, 2000, 3:30 AM CDT
In force
41 min
Issued by
NWS Green Bay, WI
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Florence County, WI

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 7.8 hours before the alert went out and 444 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, Minneapolis, MN at 00:00Z on 2000-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2264 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, Minneapolis, MN at 00:00Z on 2000-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 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
2264 J/kg
Mixed-layer CIN
-154 J/kg
Mixed-layer LCL
2431 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
403 m²/s²
Significant tornado parameter
0.0
Supercell composite
33.2

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KGRB 090751
SVRGRB
WIC037-090830-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
249 AM CDT FRI JUN 9 2000

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FAR NORTHERN FLORENCE COUNTY IN WISCONSIN

* UNTIL 330 AM CDT

* AT 249 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  SEVERE THUNDERSTORM WITH HAIL UP TO 1 INCH IN DIAMETER. THE STORM
  WAS 10 MILES NORTHWEST OF FLORENCE. THAT PLACES THE STORM 23 MILES
  NORTHWEST OF IRON MOUNTAIN MICHIGAN. THE STORM WAS MOVING SOUTHEAST AT
  35 MPH.

* SOME LOCATIONS THAT WILL BE AFFECTED BY THE STORM INCLUDE...
  FLORENCE BY 305 AM CDT...COMMONWEALTH BY 305 AM CDT.

LAT...LON 4610 8844 4592 8851 4573 8769 4597 8759

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 9:24 PM CDTSevere Thunderstorm WarningGRBForest, Marinette66 min
Jun 8, 10:29 PM CDTSevere Thunderstorm WarningGRBForest, Marinette61 min
Jun 8, 10:34 PM CDTTornado WarningGRBMarinette41 min
Jun 8, 10:48 PM CDTTornado WarningGRBForest42 min
Jun 8, 10:56 PM CDTSevere Thunderstorm WarningGRBDoor64 min
Jun 8, 11:05 PM CDTTornado WarningGRBOconto25 min
Jun 8, 11:25 PM CDTTornado WarningGRBMarinette50 min
Jun 8, 11:58 PM CDTSevere Thunderstorm WarningGRBDoor62 min
Jun 9, 12:10 AM CDTTornado WarningGRBDoor35 min
Jun 9, 2:06 AM CDTSevere Thunderstorm WarningGRBFlorence39 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; the sounding from the Mesonet's radiosonde archive.