Alert archive / Wisconsin / Flash Flood Warnings in 2000
Flash Flood Warning 32, NWS Milwaukee, WI
NWS Milwaukee, WI issued this flash flood warning at Sep 11, 2000, 5:46 PM CDT for Lafayette 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Sep 11, 2000, 5:46 PM CDT (22:46 UTC)
- Expired
- Sep 11, 2000, 8:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Lafayette County, WI
The radar
The Quad Cities radar (KDVN), 125 km from the middle of the area, began a volume at 22:47 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
Davenport, (KDVN), launched 12:00Z, 10.8 hours before the alert went out and 122 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.
- Mixed-layer CAPE
- 1636 J/kg
- Mixed-layer CIN
- -239 J/kg
- Mixed-layer LCL
- 1387 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 95 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KMKX 112248 FFWMKX WIC065-120145- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 546 PM CDT MON SEP 11 2000 THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A * FLASH FLOOD WARNING FOR... LAFAYETTE COUNTY IN SOUTH CENTRAL WISCONSIN * UNTIL 845 PM CDT * AT 546 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN WAS OCCURRING OVER MUCH OF THE WARNING AREA. * WEATHER SERVICE DOPPLER RADAR ESTIMATES ARE THAT 2 TO 2 1/2 INCHES OF RAIN FELL DURING THE PAST HOUR. THIS RAIN...AND THE ADDITIONAL EXPECTED...WILL CAUSE LOCAL STREAMS AND RIVERS TO RISE RAPIDLY AND OVERFLOW THEIR BANKS. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND QUICKLY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLSS...ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND. KEEP CHILDREN FROM PLAYING IN FLOODED CULVERTS. THE RAPIDLY FLOWING WATER CAN QUICKLY CARRY THEM AWAY. LAT...LON 4281 9040 4254 9044 4254 8991 4279 8988 DAVIS
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 11, 4:50 PM CDT | Severe Thunderstorm Warning | MKX | Iowa, Lafayette | 55 min |
| Sep 11, 5:45 PM CDT | Severe Thunderstorm Warning | MKX | Lafayette | 30 min |
| Sep 11, 6:11 PM CDT | Severe Thunderstorm Warning | MKX | Green | 64 min |
| Sep 11, 6:32 PM CDT | Severe Thunderstorm Warning | MKX | Dane | 58 min |
| Sep 11, 6:45 PM CDT | Severe Thunderstorm Warning | MKX | Jefferson, Rock | 75 min |
| Sep 11, 6:53 PM CDT | Flash Flood Warning | MKX | Green | 3 hr |
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; radar from the NEXRAD Level II archive.