Alert archive / Minnesota / Flash Flood Warnings in 1991

Flash Flood Warning 14, NWS Twin Cities, MN

September 7, 1991Meeker County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Sep 7, 1991, 11:11 PM CDT for Meeker County, Minnesota. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Sep 7, 1991, 11:11 PM CDT (04:11 UTC)
Expired
Sep 8, 1991, 12:15 AM CDT
In force
64 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Meeker County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 4.2 hours before the alert went out and 79 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 1991-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 1991-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 224 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1227 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
224 m²/s²
0-3 km storm-relative helicity
295 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTC 080411
FFWSTC
MNC093-145-080615-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA
1111 PM CDT SAT SEP 7 1991
 
THE NATIONAL WEATHER SERVICE IN ST CLOUD MINNESOTA   HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  115 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL MINNESOTA
 
   ...MEEKER COUNTY...SOUTHERN STEARNS COUNTY
 
AT 1110 PM CDT FLOODING WAS OCCURRING AT PAYNESVILLE MINNESOTA WHICH
IS 25 MILES SOUTHWEST OF ST CLOUD. ALSO FLOODING IS LIKELY OVER PARTS
OF MEEKER COUNTY WHERE 3 TO 4 INCHES OF RAIN HAS FALLEN OVER THE
PAST THREE HOURS.
 
SHOWERS AND THUNDERSTORMS CONTINUE OVER MEEKER AND SOUTHERN STEARNS
COUNTIES AND AN ADDITIONAL 1 TO 3 INCHES OF RAIN COULD FALL OVER THE
SAME AREA OVER THE NEXT TWO HOURS.
 
THE SHOWERS AND THUNDERSTORMS WERE MOVING SLOWLY NORTHEAST.
 
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A
SMALL ONE...ON FOOT.
 
NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 7:55 PM CDTFlash Flood WarningMPXCarver, McLeod, Renville, Sibley3 hr
Sep 7, 8:14 PM CDTSevere Thunderstorm WarningMPXMeeker2 hr
Sep 7, 8:14 PM CDTSevere Thunderstorm WarningMPXKandiyohi67 min
Sep 7, 11:11 PM CDTFlash Flood WarningMPXStearns2 hr

Nearby

Flash Flood Warnings in Minnesota, 1991Every flash flood warning in 1991

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.