Alert archive / Wisconsin / Flash Flood Warnings in 2000

Flash Flood Warning 2, NWS La Crosse, WI

May 17, 2000La Crosse County, Monroe County, Wisconsin

NWS La Crosse, WI issued this flash flood warning at May 17, 2000, 5:25 PM CDT for La Crosse County, Monroe 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
May 17, 2000, 5:25 PM CDT (22:25 UTC)
Expired
May 17, 2000, 8:00 PM CDT
In force
3 hr
Issued by
NWS La Crosse, WI
Area
Whole counties

Counties La Crosse County, WI, Monroe County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.4 hours before the alert went out and 229 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 2000-05-17Temperature 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°0°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 2000-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 square meters per square second.1939587897Sfc1 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
565 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
176 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 
WGUS53 KARX 172224
FFWARX
WIC063-081-180100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
525 PM CDT WED MAY 17 2000

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MONROE COUNTY IN WEST CENTRAL WISCONSIN
  LA CROSSE COUNTY IN WEST CENTRAL WISCONSIN

* UNTIL 800 PM CDT

* AT 520 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED
  THAT ONE AND A HALF TO 3 INCHES OF RAIN HAS FALLEN ACROSS LA CROSSE
  AND MONROE COUNTIES SINCE 3 PM THIS AFTERNOON. NATIONAL WEATHER
  SERVICE DOPPLER RADAR SHOWED ADDITIONAL THUNDERSTORMS TO THE WEST
  OF THESE COUNTIES. THESE THUNDERSTORMS WILL BE CAPABLE OF
  PRODUCING ANOTHER 1 TO 2 INCHES OF RAIN ACROSS THESE COUNTIES.
  ALSO...STREET FLOODING HAS BEEN REPORTED IN THE CITY OF LA CROSSE.

* SOME LOCATIONS WHICH MAY BE AFFECTED...
  TOMAH
  SPARTA
  LA CROSSE

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROAD. ONLY 2 FEET OF WATER WILL
CAUSE MOST CARS TO FLOAT. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY. MOVE TO HIGHER GROUND.

BOYNE

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 9:09 AM CDTSevere Thunderstorm WarningARXGrant36 min
May 17, 11:45 AM CDTSevere Thunderstorm WarningARXGrant60 min
May 17, 12:57 PM CDTSevere Thunderstorm WarningARXGrant78 min
May 17, 3:36 PM CDTSevere Thunderstorm WarningARXBuffalo, Trempealeau69 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.