Alert archive / Wisconsin / Flash Flood Warnings in 2016

Flash Flood Warning 9, NWS Milwaukee, WI

September 7, 2016Kenosha County, Racine County, Wisconsin

NWS Milwaukee, WI issued this flash flood warning at Sep 7, 2016, 6:05 PM CDT for Kenosha County, Racine 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
Sep 7, 2016, 6:05 PM CDT (23:05 UTC)
Expired
Sep 7, 2016, 9:00 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), 64 km from the middle of the area, began a volume at 23:04 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 12:00Z, 11.1 hours before the alert went out and 203 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 2016-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 20 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2016-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -54 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
20 J/kg
Mixed-layer CIN
-281 J/kg
Mixed-layer LCL
1161 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-54 m²/s²
0-3 km storm-relative helicity
-96 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

581 
WGUS53 KMKX 072305
FFWMKX
WIC059-101-080200-
/O.NEW.KMKX.FF.W.0009.160907T2305Z-160908T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
605 PM CDT WED SEP 7 2016

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  RACINE COUNTY IN SOUTHEASTERN WISCONSIN...
  KENOSHA COUNTY IN SOUTHEASTERN WISCONSIN...

* UNTIL 900 PM CDT

* AT 604 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO ONE INCH OF RAIN HAS
  ALREADY FALLEN...AND AN ADDITIONAL 1 TO 2 INCHES IS EXPECTED OVER
  THE NEXT HOUR OR TWO. 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 LAKE...CAMP LAKE...
  SILVER LAKE...WIND POINT...EAGLE LAKE...WATERFORD NORTH...
  CALEDONIA...SALEM...WATERFORD...BRISTOL...ELMWOOD PARK...
  NORTH BAY AND KANSASVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

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 4250 8816 4284 8824 4284 8780 4278 8774
      4275 8775 4271 8775 4266 8778 4265 8780
      4258 8780 4249 8779

$$

SPM
1 follow-up statement
508 
WGUS73 KMKX 080032
FFSMKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
732 PM CDT WED SEP 7 2016

WIC059-101-080040-
/O.CAN.KMKX.FF.W.0009.000000T0000Z-160908T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
RACINE WI-KENOSHA WI-
732 PM CDT WED SEP 7 2016

...THE FLASH FLOOD WARNING FOR RACINE AND KENOSHA COUNTIES IS
CANCELLED...

THE HEAVY RAIN HAS ENDED. DOPPLER RADAR ESTIMATES THAT 1.5 TO 2
INCHES FELL ACROSS THE WARNED AREA. FLOODING IS NO LONGER EXPECTED
TO POSE A THREAT...AND THEREFORE THE WARNING IS CANCELLED.

LAT...LON 4250 8816 4284 8824 4284 8780 4278 8774
      4275 8775 4271 8775 4266 8778 4265 8780
      4258 8780 4249 8779

$$

SPM

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 6, 8:46 PM CDTSpecial Weather StatementMKXSauk29 min
Sep 6, 9:07 PM CDTAreal Flood AdvisoryMKXColumbia, Sauk3 hr
Sep 7, 6:45 AM CDTSpecial Weather StatementMKXDodge, Jefferson60 min
Sep 7, 10:15 AM CDTRiver Flood WarningMKXSauk3 days
Sep 7, 10:15 AM CDTRiver Flood WarningMKXSauk6 days
Sep 7, 10:15 AM CDTRiver Flood WarningMKXSauk7 days
Sep 7, 10:16 AM CDTAreal Flood AdvisoryMKXColumbia, Sauk3 hr
Sep 7, 11:02 AM CDTAreal Flood AdvisoryMKXDodge6 hr
Sep 7, 12:54 PM CDTSpecial Marine WarningMKX21 min
Sep 7, 1:28 PM CDTAreal Flood AdvisoryMKXColumbia, Sauk6 hr
Sep 7, 2:05 PM CDTRiver Flood WarningMKXColumbia24 hr
Sep 7, 3:08 PM CDTSpecial Weather StatementMKXWashington37 min
Sep 7, 3:24 PM CDTSpecial Weather StatementMKXLafayette51 min
Sep 7, 4:08 PM CDTSpecial Weather StatementMKXGreen37 min
Sep 7, 4:38 PM CDTSpecial Weather StatementMKXWaukesha52 min
Sep 7, 4:44 PM CDTSpecial Weather StatementMKXRock31 min
Sep 7, 5:01 PM CDTSevere Thunderstorm WarningMKXMilwaukee, Waukesha29 min
Sep 7, 5:02 PM CDTSpecial Marine WarningMKX118 min
Sep 7, 5:04 PM CDTSevere Thunderstorm WarningMKXJefferson, Rock, Walworth, Waukesha31 min
Sep 7, 5:19 PM CDTAreal Flood AdvisoryMKXMilwaukee, Waukesha3 hr
Sep 7, 5:52 PM CDTFlash Flood WarningMKXMilwaukee, Waukesha3 hr
Sep 7, 6:11 PM CDTSpecial Weather StatementMKXKenosha, Racine34 min

Nearby

Flash Flood Warnings in Wisconsin, 2016Every flash flood warning in 2016

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.