Alert archive / Wisconsin / Flash Flood Warnings in 2007

Flash Flood Warning 1, NWS Milwaukee, WI

June 3, 2007Dane County, Wisconsin

NWS Milwaukee, WI issued this flash flood warning at Jun 3, 2007, 4:55 PM CDT for Dane County, Wisconsin. It was in force for 95 min. 5 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 3, 2007, 4:55 PM CDT (21:55 UTC)
Expired: Jun 3, 2007, 6:30 PM CDT
In force: 95 min
Issued by: NWS Milwaukee, WI
Area: Counties, with a storm outline in the text
Flood severity: None

County Dane County, WI

The radar

The Milwaukee radar (KMKX), 64 km from the middle of the area, began a volume at 21:57 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.

What was reported inside it

Time	Report	Where	Remark
Jun 3, 5:00 PM CDT	FLOOD	Middleton, WI	5 TO 6 INCHES OF STANDING WATER OVER SEVERAL ROADS NEAR THE MIDDLETON AIRPORT.
Jun 3, 5:00 PM CDT	HEAVY RAIN 1.12	1 Ne Middleton, WI	MEASURED 1.12 INCHES IN 30 MINUTES 1 MILE NORTHEAST OF MIDDLETON.
Jun 3, 5:05 PM CDT	FLOOD	Mcfarland, WI	WATER OVER CURBS ON STREETS IN MCFARLAND.
Jun 3, 6:30 PM CDT	HEAVY RAIN 2.25	4 Sw Sun Prairie, WI	MEASURED 2.25 INCHES OF RAIN IN ONE HOUR...ENDING AT 630 PM...4 MILES SOUTHWEST OF SUN PRAIRIE.
Jun 3, 6:33 PM CDT	FLASH FLOOD	Madison, WI	3 FEET OF STANDING WATER ON SOME STREETS IN THE CITY OF MADISON.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 9.9 hours before the alert went out and 186 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: 114 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 903 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 44 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KMKX 032156
FFWMKX
WIC025-032330-
/X.NEW.KMKX.FF.W.0001.070603T2155Z-070603T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
455 PM CDT SUN JUN 3 2007

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN DANE COUNTY IN SOUTH CENTRAL WISCONSIN

* UNTIL 630 PM CDT

* AT 452 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  FLASH FLOODING FROM A THUNDERSTORM NEAR SHOREWOOD HILLS...OR OVER
  THE MADISON METROPOLITAN AREA...MOVING SOUTHEAST AT 15 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  FITCHBURG...MONONA...OREGON...MCFARLAND...COTTAGE GROVE...
  STOUGHTON...DEERFIELD AND CAMBRIDGE

DOPPLER RADAR RAINFALL ESTIMATES ARE NEAR 1.5 INCHES IN ONE HOUR. 
THIS IS FALLING OVER URBAN AREAS THAT ARE PRONE TO FLASH FLOODING. 

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

LAT...LON 4319 8944 4304 8958 4292 8950 4285 8900
      4310 8902

$$

DAVIS

1 follow-up statement

000 
WGUS73 KMKX 032224
FFSMKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
519 PM CDT SUN JUN 3 2007

WIC025-032330-
/X.CON.KMKX.FF.W.0001.000000T0000Z-070603T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DANE-
519 PM CDT SUN JUN 3 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
EASTERN DANE COUNTY...

AT 518 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A THUNDERSTORM 
PRODUCING FLASH FLOODING.  THIS STORM WAS LOCATED FROM JUST EAST OF 
MIDDLETON...THROUGH MADISON TO MONONA...OVER TO MCFARLAND...MOVING 
SOUTHEAST AT 10 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
COTTAGE GROVE AND UTICA.

A SPOTTER IN MIDDLETON REPORTED 1.12 INCHES OF RAIN IN 30 MINUTES 
WITH A SCHOOL WEATHER NET SITE AT KROMREY MIDDLE SCHOOL RECEIVING 
1.81 INCHES IN 30 MINUTES.  SOME ROADS ARE REPORTED TO BE COVERED IN 
6 INCHES OF WATER...UP TO THE CURB IN MANY AREAS. 

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

LAT...LON 4319 8944 4304 8958 4292 8950 4285 8900
      4310 8902

$$
DAVIS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 2, 11:48 PM CDT	Dense Fog Advisory	MKX	Ozaukee, Sheboygan	9 hr
Jun 3, 2:04 PM CDT	Tornado Warning	MKX	Ozaukee, Washington	41 min
Jun 3, 3:48 PM CDT	Severe Thunderstorm Warning	MKX	Jefferson	46 min
Jun 3, 6:24 PM CDT	Flash Flood Warning	MKX	Dane	2 hr

Nearby

Flash Flood Warnings in Wisconsin, 2007 Every flash flood warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.