Alert archive / Wisconsin / Flash Flood Warnings in 2000

Flash Flood Warning 5, NWS Green Bay, WI

July 8, 20005 counties in Wisconsin

NWS Green Bay, WI issued this flash flood warning at Jul 8, 2000, 11:35 AM CDT for 5 counties in Wisconsin. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 8, 2000, 11:35 AM CDT (16:35 UTC)
Expired
Jul 8, 2000, 2:00 PM CDT
In force
2 hr
Issued by
NWS Green Bay, WI
Area
Whole counties

Counties Langlade County, WI, Menominee County, WI, Oconto County, WI, Oneida County, WI, Shawano County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 4.6 hours before the alert went out and 96 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 2000-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2000-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -63 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
1179 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
-63 m²/s²
0-3 km storm-relative helicity
146 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KGRB 081641
FFWGRB
WIC067-078-083-085-115-081900-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
1135 AM CDT SAT JUL 8 2000

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LANGLADE COUNTY IN WISCONSIN
  ONEIDA COUNTY IN WISCONSIN
  MENOMINEE COUNTY IN WISCONSIN
  SHAWANO COUNTY IN WISCONSIN
  OCONTO COUNTY IN WISCONSIN

* UNTIL 200 PM CDT

* AT 1130 AM CDT...RADAR CONTINUED TO INDICATE NEW THUNDERSTORMS WITH VERY 
HEAVY RAIN ACROSS CENTRAL WISCONSIN.

* RADAR AND OBSERVERS INDICATE THAT 3 TO 5 INCHES OF RAIN HAS ALREADY 
FALLEN IN THE WARNED AREA. THE MOVEMENT OF THE NEW THUNDERSTORMS WILL RESULT 
IN MORE RAIN OVER THE SAME AREA WHICH HAS ALREADY EXPERIENCED HEAVY RAINFALL. 

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IF YOU ARE IN NEAR 
STREAMS AND CREEKS IN THE WARNING AREA...MOVE TO HIGHER GROUND QUICKLY. 

DO NOT OATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH 
BY FOOT OR BY AUTOMOBILE. 

JKL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 3:42 AM CDTFlash Flood WarningGRBForest, Langlade, Oneida2 hr
Jul 8, 4:39 AM CDTFlash Flood WarningGRBBrown, Manitowoc, Menominee, Oconto, Shawano3 hr
Jul 8, 9:27 AM CDTFlash Flood WarningGRBLanglade, Menominee, Oconto, Shawano2 hr
Jul 8, 10:03 AM CDTSevere Thunderstorm WarningGRBBrown, Outagamie, Shawano42 min
Jul 8, 10:14 AM CDTFlash Flood WarningGRBBrown, Manitowoc2 hr
Jul 8, 3:31 PM CDTSevere Thunderstorm WarningGRBOneida59 min
Jul 8, 4:03 PM CDTFlash Flood WarningGRBForest, Langlade, Oconto, Oneida117 min
Jul 8, 5:53 PM CDTSevere Thunderstorm WarningGRBOneida52 min

Nearby

Flash Flood Warnings in Wisconsin, 2000Every flash flood 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.