Alert archive / Wisconsin / Flash Flood Warnings in 1986
Flash Flood Warning 8, NWS Milwaukee, WI
NWS Milwaukee, WI issued this flash flood warning at Sep 22, 1986, 4:55 AM CDT for Fond du Lac County, Wisconsin. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Sep 22, 1986, 4:55 AM CDT (09:55 UTC)
- Expired
- Sep 22, 1986, 9:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
County Fond du Lac County, WI
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 9.9 hours before the alert went out and 86 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 536 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 218 m²/s²
- 0-3 km storm-relative helicity
- 388 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMKE 220955 RRA FFWMKE WIC039-221345- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MILWAUKEE WI 455 AM CDT MON SEP 22 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 845 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF EAST CENTRAL WISCONSIN...FOND-DU-LAC THE FLASH FLOOD WARNING FOR FOND DU LAC COUNTY HAS BEEN EXTENDED TO 9 AM CDT. RAIN SHOULD CONTINUE TO FALL OVER THE COUNTY UNTIL ABOUT 6 AM AND MAY BE OCCASIONALLY HEAVY. STREET AND BASEMENT FLOODING HAS BEEN REPORTED PRIMARILY IN THE VICINITY OF FOND DU LAC. HIGHWAY 41 HAS BEEN CLOSED IN THAT AREA AS WATER HAS BEGUN TO COVER THE ROAD. SMALL STREAMS AND RIVERS IN THE AREA WIL CONTINUE TO RISE THROUGH THE EARLY MORNING HOURS. IF YOU ARE IN A LOW LYING AREA OR ALONG A STREAM OR RIVER IN THE THREATENED AREA..DONT WASTE TIME TRYING TO SAVE PERSONAL PROPERTY. GET OUT OF THE DANGER ZONE BY MOVING TO HIGHER GROUND IMMEDIATELY. OSTER
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, Sep 22, 2:28 AM CDT, 2 hours 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE WI 215 AM CDT SUN SEP 22 1986 ...STRONG THUNDERSTORMS ARE MOVING INTO EAST CENTRAL WISCONSIN... AT 220 AM CDT...WEATHER RADAR INDICATED STRONG THUNDERSTORMS WERE MOVING THROUGH WINNEBAGO AND CALUMET COUNTIES AND WOULD BE PUSHING INTO FOND DU LAC AND SHEBOYGAN COUNTIES WITHIN THE NEXT 30 MINUTES. THE SHERIFFS OFFICE IN WINNEBAGO COUNTY REPORTED ESTIMATED WINDS GUSTING TO 35 MILES AN HOUR WITH SMALL TO MEDIUM TREES BLOWN DOWN. SOME COMMUNITIES WITHIN THE PATH OF THESE STORMS INCLUDE...THE CITY OF FOND DU LAC...PLYMOUTH...SHEBOYGAN...AND SHEBOYGAN FALLS. BESIDES GUSTY WINDS...THESE STORMS CONTAIN BRIEF HEAVY BLINDING RAINS AN4D DANGEROUS FREQUENT LIGHTNING. PERSONS IN THE PATH OF THESE STORMS SHOULD STAY ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND TAKE NECESSARY PRECAUTIONS SHOULD THREATENING WEATHER APPROACH. MORRIS
Special weather statement, Sep 22, 2:33 AM CDT, 2 hours 22 minutes before
SPECIAL WEATHER STATEMENT ..CORRECTION.. NATIONAL WEATHER SERVICE MILWAUKEE WI 215 AM CDT MON SEP 22 1986 ...STRONG THUNDERSTORMS ARE MOVING INTO EAST CENTRAL WISCONSIN... AT 220 AM CDT...WEATHER RADAR INDICATED STRONG THUNDERSTORMS WERE MOVING THROUGH WINNEBAGO AND CALUMET COUNTIES AND WOULD BE PUSHING INTO FOND DU LAC AND SHEBOYGAN COUNTIES WITHIN THE NEXT 30 MINUTES. THE SHERIFFS OFFICE IN WINNEBAGO COUNTY REPORTED ESTIMATED WINDS GUSTING TO 35 MILES AN HOUR WITH SMALL TO MEDIUM TREES BLOWN DOWN. SOME COMMUNITIES WITHIN THE PATH OF THESE STORMS INCLUDE...THE CITY OF FOND DU LAC...PLYMOUTH...SHEBOYGAN...AND SHEBOYGAN FALLS. BESIDES GUSTY WINDS...THESE STORMS CONTAIN BRIEF HEAVY9 BLINDING RAINS AND DANGEROUS FREQUENT LIGHTNING. PERSONS IN THE PATH OF THESE STORMS SHOULD STAY ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND TAKE NECESSARY PRECAUTIONS SHOULD THREATENING WEATHER APPROACH. MORRIS
Special weather statement, Sep 22, 3:06 AM CDT, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE WI
255 AM CDT MON SEP 22 1986
...STRONG THUNDERSTORMS ARE NOW MOVING THROUGH FOND DU LAC AND
SHEBOYGAN COUNTIES...
AT 245 AM CDT...WEATHER RADAR INDICATED STRONG THUNDERSTORMS WERE
MOVING THROUGH FOND DU LAC AND SHEBOYGAN COUNTIES. THE SHEBOYGAN
COUNTY SHERIFFS OFFICE REPORTED STRONG GUSTY WINDS ESTIMATED NEAR 35
MILES AN HOUR...HEAVY RAINS...PEA SIZE HAIL AND FREQUENT LIGHTNING.
THESE STORMS ARE PART OF A LINE OF STORMS WHICH STRETCH FROM MANITOWOC
IN MANITOWOC COUNTY SOUTHWARD TO SHEBOYGAN IN SHEBOYGAN COUNTY AND THEN
WESTWARD THROUGH NORTHERN DODGE COUNTY TO MONTELLO IN MARQUETTE COUNTY
...40 MILES NORTH OF MADISON. THIS LINE WAS MOVING SOUTHEAST AT ABOUT
35 MILES AN HOUR AND WILL BE MOVING INTO DODGE...WASHINGTON...AND
OZAUKEE COUNTIES BY 315 AM CDT.
SOME COMMUNITIES WITHIN THE PATH OF THESE STORMS INCLUDE...WEST BEND
...PORT WASHINGTON...HARTFORD...GRAFTON AND MAYVILLE.
THESE STORMS MAY CONTAIN BRIEF HEAVY BLINDING RAINS...STORNG GUSTY
WINDS...AND FREQUENT DANGEROUS LIGHTNING.
PERSONS IN DODGE...WASHINGTON...AND OZAUKEE COUNTIES SHOULD KEEP
ABREAST OF THE LATEST WEATHER CONDITIONS AND BE PREPAREND TO TAKE
SHELTER SHOULD THREATENING WEATHER APPROACH.
MORRISThe office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 2:15 AM CDT | Flash Flood Warning | MKX | Fond du Lac | 3 hr |
| Sep 22, 4:59 AM CDT | Flash Flood Warning | MKX | Dodge, Washington | 4 hr |
Nearby
Flash Flood Warnings in Wisconsin, 1986Every flash flood warning in 1986
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.