Alert archive / Wisconsin / Flash Flood Warnings in 2015

Flash Flood Warning 2, NWS Milwaukee, WI

July 13, 2015Columbia County, Wisconsin

NWS Milwaukee, WI issued this flash flood warning at Jul 13, 2015, 3:05 AM CDT for Columbia 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
Jul 13, 2015, 3:05 AM CDT (08:05 UTC)
Expired
Jul 13, 2015, 6:00 AM CDT
In force
3 hr
Issued by
NWS Milwaukee, WI
Area
Storm-based polygon
Flood severity
None

County Columbia County, WI

The radar

The Milwaukee radar (KMKX), 96 km from the middle of the area, began a volume at 08:06 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, 8.1 hours before the alert went out and 159 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 2015-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 321 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 00:00Z on 2015-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 square meters per square second.193958Sfc1 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
321 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
1212 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

110 
WGUS53 KMKX 130805
FFWMKX
WIC021-131100-
/O.NEW.KMKX.FF.W.0002.150713T0805Z-150713T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
305 AM CDT MON JUL 13 2015

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  COLUMBIA COUNTY IN SOUTH CENTRAL WISCONSIN...

* UNTIL 600 AM CDT
    
* AT 303 AM CDT...DOPPLER RADAR INDICATED A CLUSTER OF THUNDERSTORMS 
  PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF 
  RAIN HAS LIKELY ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO 
  BEGIN SHORTLY. THE AREA SOUTH OF DOOYLESTOWN HAS BEEN HIT 
  ESPECIALLY HARD. 

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PORTAGE...COLUMBUS...PRAIRIE DU SAC...WISCONSIN DELLS...LAKE
  WISCONSIN...LODI...LAKE DELTON...POYNETTE...PARDEEVILLE...
  RANDOLPH...FALL RIVER...RIO...CAMBRIA...ARLINGTON...WYOCENA...
  OTSEGO...MERRIMAC...FRIESLAND...DOYLESTOWN AND INTERSTATE 90/94
  INTERCHANGE.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4364 8927 4363 8901 4329 8901 4328 8936
      4329 8937 4329 8972 4331 8973 4335 8969
      4338 8960 4356 8960 4357 8973 4360 8972
      4360 8976 4364 8978

$$

DAVIS
2 follow-up statements
855 
WGUS73 KMKX 130903
FFSMKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
403 AM CDT MON JUL 13 2015

WIC021-131100-
/O.CON.KMKX.FF.W.0002.000000T0000Z-150713T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COLUMBIA WI-
403 AM CDT MON JUL 13 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 AM CDT FOR
COLUMBIA COUNTY...

AT 401 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS CONTINUING TO  
PRODUCE HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE TO 4 INCHES 
OF RAIN HAVE ALREADY FALLEN...ESPECIALLY FROM WYOCENA OVER TO 
COLUMBUS. LAW ENFORCEMENT REPORTS STREET FLOODING IN 
PARDEEVILLE...POYNETTE AND COLUMBUS. MANY OTHER LOCATIONS ARE LIKELY 
EXPERIENCING FLOODING.  

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PORTAGE...COLUMBUS...PRAIRIE DU SAC...WISCONSIN DELLS...LAKE
WISCONSIN...LODI...LAKE DELTON...POYNETTE...PARDEEVILLE...RANDOLPH...
FALL RIVER...RIO...CAMBRIA...ARLINGTON...WYOCENA...OTSEGO...
MERRIMAC...FRIESLAND...DOYLESTOWN AND INTERSTATE 90/94 INTERCHANGE.

ADDITIONAL RAINFALL AMOUNTS OF AN INCH ARE POSSIBLE IN THE WARNED 
AREA.

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 4364 8927 4363 8901 4329 8901 4328 8936
      4329 8937 4329 8972 4331 8973 4335 8969
      4338 8960 4356 8960 4357 8973 4360 8972
      4360 8976 4364 8978

$$

DAVIS
969 
WGUS73 KMKX 131056
FFSMKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
556 AM CDT MON JUL 13 2015

WIC021-131105-
/O.EXP.KMKX.FF.W.0002.000000T0000Z-150713T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COLUMBIA WI-
556 AM CDT MON JUL 13 2015

...THE FLASH FLOOD WARNING FOR COLUMBIA COUNTY WILL EXPIRE AT 600 AM
CDT...

THE HEAVY RAIN HAS ENDED.  REMAIN ALERT FOR ANY FLOODED AREAS DUE TO 
THE HEAVY RAIN OVERNIGHT.  MORE SHOWERS AND THUNDERSTORMS ARE 
POSSIBLE THIS AFTERNOON AND EVENING. 

LAT...LON 4364 8927 4363 8901 4329 8901 4328 8936
      4329 8937 4329 8972 4331 8973 4335 8969
      4338 8960 4356 8960 4357 8973 4360 8972
      4360 8976 4364 8978

$$

DAVIS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 1:53 AM CDTSpecial Weather StatementMKXColumbia, Dane, Dodge, Fond du Lac, Green Lake, Iowa and 2 more82 min
Jul 13, 2:32 AM CDTSpecial Weather StatementMKXColumbia, Green Lake, Iowa, Marquette, Sauk58 min
Jul 13, 2:41 AM CDTSevere Thunderstorm WarningMKXDodge, Fond du Lac, Sheboygan, Washington34 min
Jul 13, 2:46 AM CDTSevere Thunderstorm WarningMKXColumbia, Marquette, Sauk59 min
Jul 13, 3:28 AM CDTFlash Flood WarningMKXDodge3 hr
Jul 13, 3:32 AM CDTAreal Flood AdvisoryMKXFond du Lac, Green Lake, Marquette118 min
Jul 13, 3:35 AM CDTSevere Thunderstorm WarningMKXColumbia, Dane, Dodge, Fond du Lac, Green Lake, Iowa and 1 more55 min
Jul 13, 3:52 AM CDTSevere Thunderstorm WarningMKXDane, Dodge, Green, Iowa, Jefferson, Lafayette and 1 more53 min
Jul 13, 3:54 AM CDTSpecial Marine WarningMKX2 hr
Jul 13, 4:08 AM CDTTornado WarningMKXDodge37 min
Jul 13, 4:22 AM CDTSevere Thunderstorm WarningMKXDodge, Fond du Lac, Sheboygan, Washington, Waukesha38 min
Jul 13, 4:45 AM CDTSevere Thunderstorm WarningMKXGreen, Lafayette, Rock, Walworth45 min
Jul 13, 4:52 AM CDTSevere Thunderstorm WarningMKXMilwaukee, Ozaukee, Sheboygan38 min
Jul 13, 5:03 AM CDTSevere Thunderstorm WarningMKXKenosha, Racine57 min
Jul 13, 5:09 AM CDTSevere Thunderstorm WarningMKXWashington, Waukesha21 min
Jul 13, 5:54 AM CDTSpecial Marine WarningMKX66 min
Jul 13, 4:38 PM CDTSpecial Weather StatementMKXSauk37 min
Jul 13, 5:21 PM CDTSpecial Weather StatementMKXSauk39 min
Jul 13, 6:05 PM CDTSpecial Weather StatementMKXSauk40 min
Jul 13, 6:14 PM CDTSevere Thunderstorm WarningMKXIowa, Sauk46 min
Jul 13, 6:26 PM CDTSevere Thunderstorm WarningMKXColumbia, Sauk49 min
Jul 13, 6:43 PM CDTTornado WarningMKXIowa32 min

Nearby

Flash Flood Warnings in Wisconsin, 2015Every flash flood warning in 2015

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.