Alert archive / Wisconsin / Flash Flood Warnings in 2004

Flash Flood Warning 6, NWS Milwaukee, WI

May 22, 2004Kenosha County, Racine County, Walworth County, Wisconsin

NWS Milwaukee, WI issued this flash flood warning at May 22, 2004, 12:12 AM CDT for Kenosha County, Racine County, Walworth County, 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 outline as issued.

The facts

Issued: May 22, 2004, 12:12 AM CDT (05:12 UTC)
Expired: May 22, 2004, 2:15 AM CDT
In force: 2 hr
Issued by: NWS Milwaukee, WI
Area: Counties, with a storm outline in the text

Counties Kenosha County, WI, Racine County, WI, Walworth County, WI

The radar

The Milwaukee radar (KMKX), 58 km from the middle of the area, began a volume at 05:13 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 5.2 hours before the alert went out and 198 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 542 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 418 m²/s²
0-3 km storm-relative helicity: 649 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 
WGUS53 KMKX 220512
FFWMKX
WIC059-101-127-220715-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1212 AM CDT SAT MAY 22 2004

THE NATIONAL WEATHER SERVICE IN MILWAUKEE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  KENOSHA COUNTY IN SOUTHEAST WISCONSIN
  RACINE COUNTY IN SOUTHEAST WISCONSIN
  WALWORTH COUNTY IN SOUTHEAST WISCONSIN
  
* UNTIL 215 AM CDT

* AT 1203 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATED HEAVY RAINFALL FROM A LINE OF THUNDERSTORMS EXTENDING
  FROM WHITEWATER TO ALLENS GROVE...MOVING EAST AT 25 MPH.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

LAT...LON 4278 8865 4254 8859 4252 8688 4288 8691

$$

REM

1 follow-up statement

000 
WGUS73 KMKX 220646 CCA
FFSMKX
WIC059-101-127-220715-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
140 AM CDT SAT MAY 22 2004

A FLASH FLOOD WARNING COUNTIES FOR...
KENOSHA...RACINE...AND WALWORTH COUNTY UNTIL 215 AM CDT.

AT 140 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE 
HEAVIEST RAINFALL HAS NOW PUSHED EAST...BUT MODERATE RAIN CONTINUES. 
RAINFALL ESTIMATES INDICATED 1.00 TO 1.75 INCHES OF RAIN HAS FALLEN 
DURING THE LAST HOUR ENDING AT 140 AM OVER SOUTHEAST KENOSHA COUNTY.

EXCESSIVE RUNOFF FROM THE HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

$$

HENTZ

Nearby

Flash Flood Warnings in Wisconsin, 2004 Every flash flood warning in 2004

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; radar from the NEXRAD Level II archive.