Alert archive / Wisconsin / Flash Flood Warnings in 1996

Flash Flood Warning 2, NWS Milwaukee, WI

June 17, 1996Columbia County, Dane County, Sauk County, Wisconsin

NWS Milwaukee, WI issued this flash flood warning at Jun 17, 1996, 3:00 AM CDT for Columbia County, Dane County, Sauk 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 counties it named.

The facts

Issued
Jun 17, 1996, 3:00 AM CDT (08:00 UTC)
Expired
Jun 17, 1996, 6:00 AM CDT
In force
3 hr
Issued by
NWS Milwaukee, WI
Area
Whole counties

Counties Columbia County, WI, Dane County, WI, Sauk County, WI

The radar

The Milwaukee radar (KMKX), 91 km from the middle of the area, began a volume at 08:02 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, 8.0 hours before the alert went out and 174 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 1996-06-17Temperature 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 1996-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
840 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
167 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMKE 170801
FFWMKE
WIC045-105-021-025-049-065-111-171100-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
300 AM CDT MON JUN 17 1996
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  600 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL WISCONSIN
 
   ...GREEN COUNTY...ROCK COUNTY...DANE COUNTY......IOWA COUNTY...
    LAFAYETTE COUNTY...SAUK COUNTY...COLUMBIA COUNTY
 
HEAVY SHOWERS AND THUNDERSTORMS SUNDAY AND SUNDAY NIGHT ACROSS
SOUTH CENTRAL WISCONSIN HAS RESULTED IN 1 TO 3 INCHES OF RAIN.
THIS HAS LEFT THE GROUND SATURATED AND THERE HAS ALREADY BEEN
REPORTS OF SOME MINOR FLOODING OF STREETS AND BUSINESSES.
 
AT 3 AM...WEATHER RADAR AND SATELLITE PICTURES SHOWED ANOTHER
ROUND OF HEAVY RAIN HEADING INTO SOUTH CENTRAL WISCONSIN FROM
NORTHEAST IOWA.  THESE ADDITIONAL HEAVY RAINS WILL PROBABLY RESULT
IN SOME FLASH FLOODING EAlRLY THIS MORNING.
 
DON'T DRIVE ACROSS FLOODED ROADS!  MOST FLASH FLOOD DEATHS
OCCUR IN VEHICLES.
 
MEADE/DAVIS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 9:43 PM CDTSevere Thunderstorm WarningMKXSauk62 min
Jun 17, 1:21 AM CDTSevere Thunderstorm WarningMKXRock39 min
Jun 17, 3:00 AM CDTFlash Flood WarningMKXGreen, Rock3 hr
Jun 17, 3:00 AM CDTFlash Flood WarningMKXIowa, Lafayette3 hr
Jun 17, 2:22 PM CDTFlash Flood WarningMKXSauk2 hr
Jun 17, 2:22 PM CDTSevere Thunderstorm WarningMKXSauk2 hr
Jun 17, 2:46 PM CDTTornado WarningMKXSauk29 min
Jun 17, 2:55 PM CDTTornado WarningMKXColumbia50 min
Jun 17, 4:07 PM CDTFlash Flood WarningMKXColumbia2 hr
Jun 17, 4:46 PM CDTFlash Flood WarningMKXSauk119 min

Nearby

Flash Flood Warnings in Wisconsin, 1996Every flash flood warning in 1996

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.