Alert archive / Wisconsin / Flash Flood Warnings in 1999
Flash Flood Warning 6, NWS Milwaukee, WI
NWS Milwaukee, WI issued this flash flood warning at Jun 8, 1999, 6:33 PM CDT for Columbia County, Sauk County, Wisconsin. It was in force for 2 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 8, 1999, 6:33 PM CDT (23:33 UTC)
- Expired
- Jun 8, 1999, 8:35 PM CDT
- In force
- 2 hr
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
Counties Columbia County, WI, Sauk County, WI
The radar
The Milwaukee radar (KMKX), 103 km from the middle of the area, began a volume at 23:34 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 12:00Z, 11.6 hours before the alert went out and 169 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
- 7 J/kg
- Mixed-layer CIN
- -323 J/kg
- Mixed-layer LCL
- 1346 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMKE 082335 FFWMKE WIC021-111-090135- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 633 PM CDT TUE JUN 8 1999 THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A * FLASH FLOOD WARNING FOR... COLUMBIA COUNTY IN SOUTH CENTRAL WISCONSIN SAUK COUNTY IN SOUTH CENTRAL WISCONSIN * UNTIL 835 PM CDT * AT 630 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN FROM NEAR PARDEEVILLE TO PORTAGE IN COLUMBIA COUNTY TO BARABOO IN SAUK COUNTY....MOVING SLOWLY EAST NORTHEAST. * A LINE OF SEVERE THUNDERSTORMS PRODUCING TORRENTIAL RAINS OF 1 TO 2 INCHES PER HOUR ARE SLOWLY MOVING THROUGH SAUK AND COLUMIBIA COUNTIES. STREET AND HIGHWAY FLOODING ARE LIKELY IN BARABOO... PORTAGE AND PARDEEVILLE. DON'T DRIVE ACROSS FLOODED ROADS! MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. MK/TZ
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 8, 3:05 PM CDT, 3 hours 28 minutes before
WIZ046-047-056-057-062-063-067>069-082300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 305 PM CDT TUE JUN 8 1999 ...HAZARDOUS WEATHER OUTLOOK... ...FOR SOUTH CENTRAL WISCONSIN... THREAT... THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR THE REST OF THIS AFTERNOON INTO TONIGHT. DISCUSSION... VERY UNSTABLE AIR COMBINED WITH DEVELOPING SURFACE CONVERGENCE WILL BE FAVORABLE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS. SPOTTER ACTION... STORM SPOTTER GROUPS MAY NEED TO BE ACTIVATED THIS AFTERNOON INTO TONIGHT ACROSS SOUTH CENTRAL WISCONSIN. EISE
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 5:13 PM CDT | Severe Thunderstorm Warning | MKX | Marquette | 57 min |
| Jun 8, 5:15 PM CDT | Severe Thunderstorm Warning | MKX | Iowa, Lafayette | 60 min |
| Jun 8, 5:44 PM CDT | Severe Thunderstorm Warning | MKX | Sauk | 56 min |
| Jun 8, 6:13 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dane | 62 min |
| Jun 8, 6:42 PM CDT | Severe Thunderstorm Warning | MKX | Green Lake | 63 min |
| Jun 8, 6:49 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 61 min |
Nearby
Flash Flood Warnings in Wisconsin, 1999Every flash flood warning in 1999
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.