Alert archive / Wisconsin / Flash Flood Warnings in 1998
Flash Flood Warning 1, NWS Milwaukee, WI
NWS Milwaukee, WI issued this flash flood warning at Mar 30, 1998, 11:07 PM CST for Iowa County, Sauk County, Wisconsin. It was in force for 6 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
- Mar 30, 1998, 11:07 PM CST (05:07 UTC)
- Expired
- Mar 31, 1998, 5:00 AM CST
- In force
- 6 hr
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
Counties Iowa County, WI, Sauk County, WI
The radar
The La Crosse radar (KARX), 115 km from the middle of the area, began a volume at 05:08 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 00:00Z, 5.1 hours before the alert went out and 181 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
- 226 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 1587 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMKE 310508 FFWMKE WIC049-111-311105- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 1107 PM CST MON MAR 30 1998 * THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A FLASH FLOOD WARNING FOR IOWA AND SAUK COUNTIES IN SOUTH CENTRAL WISCONSIN. * UNTIL 500 AM CST * TORRENTIAL RAINFALL DUE TO THE SHOWERS AND THUNDERSTORMS MONDAY AFTERNOON AND EVENING WILL CONTINUE THROUGH THE MORNING HOURS. * OVER 3 INCHES OF RAINFALL HAVE BEEN ESTIMATED BY RADAR. REPORTS OF FLOODING IN DOWNTOWN DODGEVILLE AND STREAMS WELL ABOVE BANKFULL HAVE BEEN RECEIVED FROM LAW ENFORCEMENT. LEAVE FLOOD PRONE AND LOW LYING AREAS AND SEEK HIGH GROUND IMMEDIATELY. DO zNOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. FRANKS/HELMAN
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
Local storm report, Mar 30, 6:32 PM CST, 4 hours 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
632 PM CST MON MAR 30 1998
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0615 PM 1 E ADELL WI .75 INCH HAIL
03/30/98 SHEBOYGAN
PUMALocal storm report, Mar 30, 6:32 PM CST, 4 hours 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
632 PM CST MON MAR 30 1998
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0615 PM 1 E ADELL WI .75 INCH HAIL
03/30/98 SHEBOYGAN
PUMALocal storm report, Mar 30, 7:35 PM CST, 3 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
735 PM CST MON MAR 30 1998
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0618 PM KEWASKUM WI .88 INCH HAIL
03/30/98 WASHINGTON
0610 PM ELKHART LAKE WI .75 INCH HAIL
03/30/98 SHEBOYGAN REPORTED BY SHEBOYGAN
COUNTY SHERRIFF
PUMALocal storm report, Mar 30, 7:35 PM CST, 3 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
735 PM CST MON MAR 30 1998
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0618 PM KEWASKUM WI .88 INCH HAIL
03/30/98 WASHINGTON
0610 PM ELKHART LAKE WI .75 INCH HAIL
03/30/98 SHEBOYGAN REPORTED BY SHEBOYGAN
COUNTY SHERRIFF
PUMASpecial weather statement, Mar 30, 9:09 PM CST, 1 hour 58 minutes before
WIZ046-047-051-052-056>060-062>072-310605- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 909 PM CST MON MAR 30 1998 ...SEVERE THUNDERSTORM WATCH HAS EXPIRED... THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR SOUTHERN AND EAST CENTRAL WISCONSIN HAS EXPIRED. THE THREAT FOR SEVERE THUNDERSTORMS ACROSS SOUTHERN WISCONSIN HAS DIMINSHED...HOWEVER SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS SOUTHERN WISCONSIN OVERNIGHT...AND MAY PRODUCE HEAVY RAIN AND SMALL HAIL. ALSO...THE RAINS ALREADY RECEIVED ACROSS SOUTHERN WISCONSIN TONIGHT HAVE SATURATED THE GROUND AND CAUSED SOME FLOODING AND ROADWAYS AND LOW LYING AREAS. ADDITIONAL FLOODING MAY OCCUR TONIGHT AS RAINS CONTINUE. A FLASH FLOOD WATCH IS IN EFFECT FOR PORTIONS OF SOUTHERN WISCONSIN OVERNIGHT. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR LATER STATEMNETS AND UPDATES. PUMA
Special weather statement, Mar 30, 9:09 PM CST, 1 hour 58 minutes before
WIZ046-047-051-052-056>060-062>072-310605- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 909 PM CST MON MAR 30 1998 ...SEVERE THUNDERSTORM WATCH HAS EXPIRED... THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR SOUTHERN AND EAST CENTRAL WISCONSIN HAS EXPIRED. THE THREAT FOR SEVERE THUNDERSTORMS ACROSS SOUTHERN WISCONSIN HAS DIMINSHED...HOWEVER SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS SOUTHERN WISCONSIN OVERNIGHT...AND MAY PRODUCE HEAVY RAIN AND SMALL HAIL. ALSO...THE RAINS ALREADY RECEIVED ACROSS SOUTHERN WISCONSIN TONIGHT HAVE SATURATED THE GROUND AND CAUSED SOME FLOODING AND ROADWAYS AND LOW LYING AREAS. ADDITIONAL FLOODING MAY OCCUR TONIGHT AS RAINS CONTINUE. A FLASH FLOOD WATCH IS IN EFFECT FOR PORTIONS OF SOUTHERN WISCONSIN OVERNIGHT. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR LATER STATEMNETS AND UPDATES. PUMA
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 6:23 PM CST | Severe Thunderstorm Warning | MKX | Ozaukee | 37 min |
Nearby
Flash Flood Warnings in Wisconsin, 1998Every flash flood warning in 1998
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.