Alert archive / Wisconsin / Flash Flood Warnings in 1999
Flash Flood Warning 3, NWS Milwaukee, WI
NWS Milwaukee, WI issued this flash flood warning at May 16, 1999, 10:43 PM CDT for Columbia County, Marquette 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 16, 1999, 10:43 PM CDT (03:43 UTC)
- Expired
- May 17, 1999, 1:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
Counties Columbia County, WI, Marquette County, WI
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 3.7 hours before the alert went out and 137 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
- 1410 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 821 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 202 m²/s²
- 0-3 km storm-relative helicity
- 387 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 4.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMKE 170345 FFWMKE WIC021-077-170645- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 1043 PM CDT SUN MAY 16 1999 THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A * FLASH FLOOD WARNING FOR... COLUMBIA COUNTY IN SOUTH CENTRAL WISCONSIN MARQUETTE COUNTY IN CENTRAL WISCONSIN * UNTIL 145 AM CDT * AT 1040 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED NUMEROUS THUNDERSTORMS WITH VERY HEAVY RAIN COVERING MUCH OF COLUMBIA AND MARQUETTE COUNTIES...MOVING SLOWLY NORTHEAST. * RADAR ESTIMATED RAINFALL OF 1 TO 2 INCHES IN THE PAST HOUR ON TOP OF THE HEAVY RAIN EARLIER THIS EVENING. THUNDERSTORMS PRODUCING TORRENTIAL RAIN AND INTENSE LIGHTNING WILL CONTINUE UNTIL AT LEAST 130 AM. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGER OF FLOODING. JH/SD
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, May 16, 8:02 PM CDT, 2 hours 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
802 PM CDT SUN MAY 16 1999
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0625 PM WEST BEND WI 60 MPH TSTM GUST
05/16/99 WASHINGTON
0635 PM WATERFORD WI 64 MPH TSTM GUST
05/16/99 RACINE
0735 PM KENOSHA WI 1.75 INCH HAIL
05/16/99 KENOSHA
GDLocal storm report, May 16, 8:02 PM CDT, 2 hours 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
802 PM CDT SUN MAY 16 1999
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0625 PM WEST BEND WI 60 MPH TSTM GUST
05/16/99 WASHINGTON
0635 PM WATERFORD WI 64 MPH TSTM GUST
05/16/99 RACINE
0735 PM KENOSHA WI 1.75 INCH HAIL
05/16/99 KENOSHA
GDThe office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 7:37 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha | 63 min |
| May 16, 9:15 PM CDT | Severe Thunderstorm Warning | MKX | Lafayette | 60 min |
| May 16, 9:20 PM CDT | Severe Thunderstorm Warning | MKX | Iowa | 60 min |
| May 16, 10:10 PM CDT | Flash Flood Warning | MKX | Iowa, Lafayette | 3 hr |
| May 16, 10:10 PM CDT | Flash Flood Warning | MKX | Sauk | 3 hr |
| May 16, 10:17 PM CDT | Severe Thunderstorm Warning | MKX | Green, Lafayette | 58 min |
| May 16, 11:06 PM CDT | Severe Thunderstorm Warning | MKX | Dane | 59 min |
| May 16, 11:23 PM CDT | Flash Flood Warning | MKX | Green | 3 hr |
| May 17, 12:30 AM CDT | Severe Thunderstorm Warning | MKX | Rock | 60 min |
| May 17, 1:24 AM CDT | Severe Thunderstorm Warning | MKX | Walworth | 61 min |
| May 17, 1:30 AM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine | 60 min |
| May 17, 4:10 AM CDT | Flash Flood Warning | MKX | Green, Lafayette | 14 hr |
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.