Alert archive / Wisconsin / Flash Flood Warnings in 1995

Flash Flood Warning 4, NWS Twin Cities, MN

August 13, 1995Dunn County, Pepin County, Pierce County, Wisconsin

NWS Twin Cities, MN issued this flash flood warning at Aug 13, 1995, 12:16 AM CDT for Dunn County, Pepin County, Pierce County, Wisconsin. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Aug 13, 1995, 12:16 AM CDT (05:16 UTC)
Expired
Aug 13, 1995, 3:15 AM CDT
In force
3 hr
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Dunn County, WI, Pepin County, WI, Pierce County, WI

The radar

The Minneapolis radar (KMPX), 112 km from the middle of the area, began a volume at 05:19 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

Minneapolis, MN (KMPX), launched 00:00Z, 5.3 hours before the alert went out and 115 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 1995-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3775 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 1995-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
3775 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
779 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.9
Supercell composite
5.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMSP 130518
FFWMSP
WIC033-091-093-130815-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1216 AM CDT SUN AUG 13 1995
 
THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  315 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL WISCONSIN
 
   ...SOUTHERN DUNN COUNTY...PEPIN COUNTY...PIERCE COUNTY
 
AT 1210 AM...DOPPLER RADAR INDICATED THAT TORRENTIAL RAINS CONTINUED TO
FALL FROM ELLSWORTH TO JUST SOUTH OF MENOMONIE. RAINFALL ESTIMATES FROM
THE DOPPLER RADAR INDICATE THAT APPROXIMATELY 3 TO 4 INCHES OF RAIN HAS
FALLEN SINCE 9 PM.
 
FLOODING OF SMALL CREEKS AND STREAMS IS LIKELY. SOME ROADWAYS ARE LIKELY
COVERED WITH WATER SEVERAL INCHES DEEP. RESIDENTS ALONG THE RUSH RIVER
NEAR EL PASO AND MARTELL...AND ALONG THE RED CEDAR RIVER NEAR DOWNSVILLE
SHOULD BE PREPARED TO MOVE TO HIGHER GROUND SHOULD FLASH FLOODING OCCUR.
 
DO NOT ATTEMPT TO CROSS ROADWAYS COVERED WITH FLOWING WATER. RADAR
INDICATES THAT HEAVY RAINS WILL CONTINUE THROUGH 1 AM IN THE WARNED
AREA.
 
MJM

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 12, 8:44 PM CDTTornado WarningMPXSaint Croix46 min
Aug 12, 9:17 PM CDTSevere Thunderstorm WarningMPXDunn43 min
Aug 12, 9:28 PM CDTSevere Thunderstorm WarningMPXPierce47 min
Aug 13, 5:59 PM CDTSevere Thunderstorm WarningMPXPolk, Saint Croix46 min
Aug 13, 6:45 PM CDTSevere Thunderstorm WarningMPXBarron, Dunn45 min

Nearby

Flash Flood Warnings in Wisconsin, 1995Every flash flood warning in 1995

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.