Alert archive / Wisconsin / Flash Flood Warnings in 2014

Flash Flood Warning 4, NWS Milwaukee, WI

May 12, 2014Kenosha County, Racine County, Wisconsin

NWS Milwaukee, WI issued this flash flood warning at May 12, 2014, 8:38 PM CDT for Kenosha County, Racine County, Wisconsin. It was in force for 3 hr. 1 report 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
May 12, 2014, 8:38 PM CDT (01:38 UTC)
Expired
May 12, 2014, 11:45 PM CDT
In force
3 hr
Issued by
NWS Milwaukee, WI
Area
Storm-based polygon
Flood severity
None

Counties Kenosha County, WI, Racine County, WI

The radar

The Milwaukee radar (KMKX), 65 km from the middle of the area, began a volume at 01:40 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

TimeReportWhereRemark
May 12, 8:40 PM CDTHEAVY RAIN 1Kenosha, WISTREET FLOODING AT THE 1900 BLOCK OF 91ST ST. WATER WAS OVER THE CURBS. CARS WERE PASSING THROUGH THE WATER OK. ALSO THE RIGHT LANE OF SHERIDAN ROAD WAS FLOODED. AMOUNT ESTIMATED FROM NWS RADAR.

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

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 1.6 hours before the alert went out and 202 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 2014-05-13Temperature 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°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 2014-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 330 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
462 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
330 m²/s²
0-3 km storm-relative helicity
368 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

342 
WGUS53 KMKX 130138
FFWMKX
WIC059-101-130445-
/O.NEW.KMKX.FF.W.0004.140513T0138Z-140513T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
838 PM CDT MON MAY 12 2014

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN RACINE COUNTY IN SOUTHEAST WISCONSIN...
  KENOSHA COUNTY IN SOUTHEAST WISCONSIN...

* UNTIL 1145 PM CDT
    
* AT 838 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
  HEAVY RAIN OVER THE WARNING AREA. FLASH FLOODING IS EXPECTED TO 
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  KENOSHA...RACINE...MOUNT PLEASANT...PLEASANT PRAIRIE...
  STURTEVANT...UNION GROVE...PADDOCK LAKE...WIND POINT...CALEDONIA...
  BRISTOL...ELMWOOD PARK...NORTH BAY AND FRANKSVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 4284 8806 4284 8781 4276 8777 4271 8777
      4267 8779 4266 8781 4261 8782 4259 8781
      4252 8781 4249 8780 4250 8810

$$

MBK
3 follow-up statements
443 
WGUS73 KMKX 130221
FFSMKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
921 PM CDT MON MAY 12 2014

WIC059-101-130445-
/O.CON.KMKX.FF.W.0004.000000T0000Z-140513T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
RACINE WI-KENOSHA WI-
921 PM CDT MON MAY 12 2014

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM CDT FOR
NORTHEASTERN RACINE AND KENOSHA COUNTIES...

AT 915 PM CDT...DOPPLER RADAR INDICATED OCCASIONAL STRONG 
THUNDERSTORMS WILL CONTINUE TO AFFECT THE WARNED AREA THROUGH THE 
LATE EVENING.  

RADAR ESTIMATED BETWEEN 1 AND 3 INCHES HAS FALLEN N THE RACINE AREA 
THIS EVENING WITH AROUND ONE INCH IN THE KENOSHA AREA. 
 
THE FLASH FLOOD WARNING WILL REMAIN IN EFFECT FOR THE WARNED AREA. 

SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE... 
KENOSHA...RACINE...MOUNT PLEASANT...PLEASANT PRAIRIE...STURTEVANT... 
UNION GROVE...PADDOCK LAKE...WIND POINT...CALEDONIA...BRISTOL... 
ELMWOOD PARK...NORTH BAY AND FRANKSVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 4284 8806 4284 8781 4276 8777 4271 8777
      4267 8779 4266 8781 4261 8782 4259 8781
      4252 8781 4249 8780 4250 8810

$$

MBK
635 
WGUS73 KMKX 130351
FFSMKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1051 PM CDT MON MAY 12 2014

WIC059-101-130445-
/O.CON.KMKX.FF.W.0004.000000T0000Z-140513T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
RACINE WI-KENOSHA WI-
1051 PM CDT MON MAY 12 2014

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM CDT FOR
NORTHEASTERN RACINE AND KENOSHA COUNTIES...

AT 1047 PM CDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED 
THAT ONE TO THREE INCHES OF RAIN HAD FALLEN OVER THE AREA. URBAN 
STREET FLOODING WILL CONTINUE TO OCCUR INTERMITTENTLY AS POCKETS OF 
HEAVY RAIN MOVES THROUGH THE AREA. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
KENOSHA...RACINE...MOUNT PLEASANT...PLEASANT PRAIRIE...STURTEVANT...
UNION GROVE...PADDOCK LAKE...WIND POINT...CALEDONIA...BRISTOL...
ELMWOOD PARK...NORTH BAY AND FRANKSVILLE.

ADDITIONAL RAINFALL AMOUNTS OF ONE HALF TO ONE INCH ARE POSSIBLE IN 
THE WARNED AREA THROUGH 1 AM. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 4284 8806 4284 8781 4276 8777 4271 8777
      4267 8779 4266 8781 4261 8782 4259 8781
      4252 8781 4249 8780 4250 8810

$$

GEHRING
833 
WGUS73 KMKX 130444
FFSMKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1144 PM CDT MON MAY 12 2014

WIC059-101-130452-
/O.EXP.KMKX.FF.W.0004.000000T0000Z-140513T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
RACINE WI-KENOSHA WI-
1144 PM CDT MON MAY 12 2014

...THE FLASH FLOOD WARNING FOR NORTHEASTERN RACINE AND KENOSHA
COUNTIES WILL EXPIRE AT 1145 PM CDT...

THE HEAVIEST RAIN WILL END BY MIDNIGHT BUT THERE ARE NO REPORTS OF 
FLASH FLOODING. LIGHT TO MODERATE RAIN WILL THEN CONTINUE UNTIL 
ABOUT 1 AM. 

LAT...LON 4284 8806 4284 8781 4276 8777 4271 8777
      4267 8779 4266 8781 4261 8782 4259 8781
      4252 8781 4249 8780 4250 8810

$$

GEHRING

The office that day

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

IssuedProductOfficeCountiesLasted
May 12, 7:10 PM CDTAreal Flood AdvisoryMKXJefferson, Rock, Walworth, Waukesha2 hr
May 12, 7:17 PM CDTSevere Thunderstorm WarningMKXRacine13 min
May 12, 7:23 PM CDTSpecial Marine WarningMKX82 min
May 12, 7:24 PM CDTSpecial Weather StatementMKXWaukesha36 min
May 12, 7:29 PM CDTSevere Thunderstorm WarningMKXMilwaukee, Racine, Walworth, Waukesha31 min
May 12, 7:32 PM CDTAreal Flood AdvisoryMKXMilwaukee, Ozaukee, Washington, Waukesha118 min
May 12, 7:33 PM CDTSevere Thunderstorm WarningMKXMilwaukee, Waukesha27 min
May 12, 7:37 PM CDTFlash Flood WarningMKXMilwaukee, Ozaukee, Waukesha113 min
May 12, 8:11 PM CDTSpecial Weather StatementMKXKenosha, Racine, Walworth64 min
May 12, 8:19 PM CDTSpecial Weather StatementMKXRock41 min
May 12, 8:29 PM CDTAreal Flood AdvisoryMKXGreen, Jefferson, Kenosha, Milwaukee, Racine, Rock and 2 more2 hr
May 12, 8:39 PM CDTSevere Thunderstorm WarningMKXRock, Walworth36 min
May 12, 9:15 PM CDTSpecial Weather StatementMKXWalworth30 min
May 12, 9:29 PM CDTFlash Flood WarningMKXJefferson, Milwaukee, Waukesha3 hr
May 12, 9:31 PM CDTSpecial Weather StatementMKXWaukesha44 min
May 12, 9:34 PM CDTSpecial Weather StatementMKXWaukesha26 min
May 12, 11:37 PM CDTRiver Flood WarningMKXWaukesha22 hr
May 13, 2:34 AM CDTMarine Dense Fog AdvisoryMKX4 hr
May 13, 4:57 AM CDTRiver Flood WarningMKXKenosha7 days

Nearby

Flash Flood Warnings in Wisconsin, 2014Every flash flood warning in 2014

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.