Alert archive / Wisconsin / Flash Flood Warnings in 2013

Flash Flood Warning 13, NWS Milwaukee, WI

October 5, 2013Kenosha County, Wisconsin

NWS Milwaukee, WI issued this flash flood warning at Oct 5, 2013, 5:22 PM CDT for Kenosha County, Wisconsin. It was in force for 3 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: Oct 5, 2013, 5:22 PM CDT (22:22 UTC)
Expired: Oct 5, 2013, 8:30 PM CDT
In force: 3 hr
Issued by: NWS Milwaukee, WI
Area: Storm-based polygon
Flood severity: None

County Kenosha County, WI

The radar

The Milwaukee radar (KMKX), 72 km from the middle of the area, began a volume at 22:22 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

Davenport, (KDVN), launched 12:00Z, 10.4 hours before the alert went out and 242 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: 1731 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 564 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 62 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

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

924 
WGUS53 KMKX 052222
FFWMKX
WIC059-060130-
/O.NEW.KMKX.FF.W.0013.131005T2222Z-131006T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
522 PM CDT SAT OCT 5 2013

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN KENOSHA COUNTY IN SOUTHEAST WISCONSIN...

* UNTIL 830 PM CDT

* AT 522 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
  WARNED AREA AND APPROACHING FROM NORTHEAST ILLINOIS. ANOTHER 1 TO 3 
  INCHES OR RAIN IS EXPECTED THROUGH 630 PM CDT. THIS IS IN ADDITION
  TO THE 1.5 TO 2.5 INCHES OF RAIN THAT FELL ON THE EAST AND SOUTH 
  SIDES OF KENOSHA EARLIER.  

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  DOWNTOWN KENOSHA...PLEASANT PRAIRIE AND KENOSHA AIRPORT.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN VEHICLES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...DIPS...
OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM... EVEN A
SMALL ONE...ON FOOT OR IN A VEHICLE.

&&

LAT...LON 4249 8781 4249 8804 4267 8805 4267 8781
      4265 8780 4261 8781 4259 8780 4252 8781
      4250 8780

$$

MGG

1 follow-up statement

630 
WGUS73 KMKX 052332
FFSMKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
632 PM CDT SAT OCT 5 2013

WIC059-052341-
/O.CAN.KMKX.FF.W.0013.000000T0000Z-131006T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KENOSHA WI-
632 PM CDT SAT OCT 5 2013

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EASTERN KENOSHA
COUNTY...

THE HEAVY RAIN AND STREET FLOODING HAS ENDED. 

LAT...LON 4249 8781 4249 8804 4267 8805 4267 8781
      4265 8780 4261 8781 4259 8780 4252 8781
      4250 8780

$$

MGG

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 4, 11:51 PM CDT	Dense Fog Advisory	MKX	Kenosha, Milwaukee, Ozaukee, Racine, Sheboygan, Walworth and 2 more	11 hr
Oct 5, 11:18 AM CDT	Dense Fog Advisory	MKX	Ozaukee, Sheboygan	4 hr
Oct 5, 1:43 PM CDT	Severe Thunderstorm Warning	MKX	Walworth	47 min
Oct 5, 2:13 PM CDT	Areal Flood Advisory	MKX	Racine, Walworth, Waukesha	3 hr
Oct 5, 2:19 PM CDT	Flash Flood Warning	MKX	Waukesha	3 hr
Oct 5, 2:28 PM CDT	Flash Flood Watch	MKX	Kenosha, Milwaukee, Racine, Walworth, Waukesha	6 hr
Oct 5, 2:35 PM CDT	Areal Flood Advisory	MKX	Milwaukee, Racine	3 hr
Oct 5, 2:46 PM CDT	Flash Flood Warning	MKX	Milwaukee	3 hr
Oct 5, 2:53 PM CDT	Special Marine Warning	MKX		97 min
Oct 5, 4:02 PM CDT	Areal Flood Advisory	MKX	Kenosha	3 hr
Oct 5, 5:37 PM CDT	Areal Flood Advisory	MKX	Racine	3 hr

Nearby

Flash Flood Warnings in Wisconsin, 2013 Every flash flood warning in 2013

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.