Alert archive / Wisconsin / Flash Flood Warnings in 2000

Flash Flood Warning 11, NWS Milwaukee, WI

May 31, 2000Green County, Iowa County, Lafayette County, Wisconsin

NWS Milwaukee, WI issued this flash flood warning at May 31, 2000, 10:10 PM CDT for Green County, Iowa County, Lafayette County, Wisconsin. It was in force for 4 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
May 31, 2000, 10:10 PM CDT (03:10 UTC)
Expired
Jun 1, 2000, 2:00 AM CDT
In force
4 hr
Issued by
NWS Milwaukee, WI
Area
Whole counties

Counties Green County, WI, Iowa County, WI, Lafayette County, WI

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 3.2 hours before the alert went out and 137 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, Davenport, at 00:00Z on 2000-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1028 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 00:00Z on 2000-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 245 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
1028 J/kg
Mixed-layer CIN
-177 J/kg
Mixed-layer LCL
935 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
245 m²/s²
0-3 km storm-relative helicity
339 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.3

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KMKX 010309
FFWMKX
WIC045-049-065-010700-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MILWAUKEE-SULLIVAN WI
1010 PM CDT WED MAY 31 2000

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LAFAYETTE COUNTY IN SOUTH CENTRAL WISCONSIN
  IOWA COUNTY IN SOUTH CENTRAL WISCONSIN
  GREEN COUNTY IN SOUTH CENTRAL WISCONSIN

* UNTIL 200 AM CDT

* AT 1005 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL WERE
  OCCURRING FROM MONROE WEST TO DARLINGTON AND NORTH TO DODGEVILLE.
  THESE STORMS WERE MOVING SLOWLY EAST AND WERE CONTINUING TO
  REDEVLOP AND MOVE OVER THE SAME AREAS.

* WEATHER SERVICE DOPPLER RADAR ESTIMATES ARE THAT 1 TO 2 INCHES
  INCHES OF RAINFALL FELL DURING THE PAST 1 HOUR. THIS RAIN...AND
  THE ADDITIONAL EXPECTED...WILL CAUSE LOCAL STREAMS AND RIVERS TO
  RISE RAPIDLY AND OVERFLOW THEIR BANKS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERSr. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

$$
COLLAR/JOHNSTON

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 8:53 PM CDTSevere Thunderstorm WarningMKXIowa, Lafayette67 min
Jun 1, 12:15 AM CDTFlash Flood WarningMKXSauk6 hr
Jun 1, 1:50 AM CDTFlash Flood WarningMKXColumbia, Iowa6 hr
Jun 1, 2:15 AM CDTSevere Thunderstorm WarningMKXColumbia, Dane60 min
Jun 1, 3:18 AM CDTSevere Thunderstorm WarningMKXDane, Jefferson42 min
Jun 1, 6:30 AM CDTFlash Flood WarningMKXSauk3 hr
Jun 1, 9:44 AM CDTSevere Thunderstorm WarningMKXJefferson61 min
Jun 1, 4:36 PM CDTSevere Thunderstorm WarningMKXColumbia, Marquette54 min
Jun 1, 4:36 PM CDTSevere Thunderstorm WarningMKXSauk54 min
Jun 1, 5:05 PM CDTFlash Flood WarningMKXColumbia, Green Lake, Marquette, Sauk3 hr
Jun 1, 5:05 PM CDTSevere Thunderstorm WarningMKXGreen Lake55 min
Jun 1, 5:24 PM CDTSevere Thunderstorm WarningMKXColumbia, Marquette, Sauk66 min
Jun 1, 5:34 PM CDTSevere Thunderstorm WarningMKXDodge, Fond du Lac56 min
Jun 1, 5:39 PM CDTSevere Thunderstorm WarningMKXIowa66 min
Jun 1, 5:45 PM CDTFlash Flood WarningMKXIowa2 hr
Jun 1, 5:47 PM CDTTornado WarningMKXDodge, Fond du Lac58 min
Jun 1, 5:55 PM CDTSevere Thunderstorm WarningMKXLafayette65 min
Jun 1, 5:55 PM CDTSevere Thunderstorm WarningMKXDane65 min
Jun 1, 6:16 PM CDTTornado WarningMKXWashington59 min
Jun 1, 6:36 PM CDTFlash Flood WarningMKXDodge, Fond du Lac3 hr
Jun 1, 6:38 PM CDTSevere Thunderstorm WarningMKXGreen67 min
Jun 1, 6:45 PM CDTSevere Thunderstorm WarningMKXDodge, Jefferson60 min
Jun 1, 6:50 PM CDTSevere Thunderstorm WarningMKXOzaukee55 min
Jun 1, 6:56 PM CDTSevere Thunderstorm WarningMKXDane34 min

Nearby

Flash Flood Warnings in Wisconsin, 2000Every flash flood warning in 2000

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.