Alert archive / Minnesota / Flash Flood Warnings in 1991

Flash Flood Warning 3, NWS Twin Cities, MN

June 4, 1991Martin County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Jun 4, 1991, 12:00 AM CDT for Martin County, Minnesota. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jun 4, 1991, 12:00 AM CDT (05:00 UTC)
Expired
Jun 4, 1991, 1:00 AM CDT
In force
60 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Martin County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 5.0 hours before the alert went out and 151 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 1991-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 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 1991-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.1939Sfc1 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
10 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
1121 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
109 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 KRST 040500
FFWRST
MNC091-040600-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ROCHESTER MN
MIDNIGHT CDT TUE JUN 04 1991
 
THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A
FLASH FLOOD WARNING         EFFECTIVE UNTIL  100 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL MINNESOTA
 
   ...MARTIN COUNTY
 
AT 1140 PM RADAR CONTINUED TO INDICATE VERY HEAVY RAIN OVER EASTERN
MARTIN COUNTY NEAR EAST CHAIN...8 MILES SOUTHEAST OF FAIRMONT. MOVEMENT
WAS NORTH AT 10 MILES AN HOUR. COUNTY SHERIFF CONTINUES TO REPORT
STANDING WATER ON MANY RAODWAYS IN SOUTH CENTRAL AND SOUTHEAST MARTIN
COUNTY. RAINFALL REPORTS HAVE ACCUMULATED 4 INCHES IN 1 1/2 HOUR.
 
 
SOME CITIES INCLUDED IN THIS WARNING...FAIRMONT...EAST CHAIN AND
NORTHRUP.
 
 
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS 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.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

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, Jun 3, 8:44 PM CDT, 3 hours 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
845 PM CDT MON JUN 3 1991

...STREET AND FIELD FLOODING IN FULDA AREA OF SOUTHWEST MINNESOTA...

THUNDERSTORMS WITH VERY HEAVY RAINSHOWERS HAVE BEEN MOVING SLOWLY
THROUGH SOUTHWEST AND SOUTH CENTRAL MINNESOTA.  REPORTS OF 7 INCHES
OF RAIN IN THE FULDA AREA OF MURRAY COUNTY IN SOUTHWEST MINNESOTA
WERE RECIEVED.  THE MURRAY COUNTY SHERRIFF REPORTED STANDING WATER
WAIST DEEP IN FIELDS AND MANY CARS STALLED IN STANDING WATER IN
THE TOWN OF FULDA NEAR SLAYTON IN MURRAY COUNTY OF SOUTHWEST
MINNESOTA.  MORE VERY HEAVY RAINFALL IS IN THE FORECAST FOR THE
AREA THIS EVENING WITH ANOTHER AREA OF VERY HEAVY RAINFALL EXPECTED
AROUND SUNISE TOMORROW.  TAKE APPROPRIATE SAFETY PRECAUTIONS AT THIS
TIME TO PROTECT PROPERTY FROM FLOODING IF YOU ARE IN THE AFFECTED AREA.
VERY HEAVY RAINFALL WAS OCCURRING IN THE NEW RICHMOND...MAPLETON AREA
OF EXTREME SOUTH CENTRAL MINNESOTA.

NEW RAINSHOWER DEVELOPEMENT OCCURRED SINCE 730 PM FROM JUST NORTH OF
THE TWIN CITIES TO NEAR ELMWOOD IN WEST CENTRAL WISCONSIN.

THE RAINSHOWER AND THUNDERSTORM AREA OVER SOUTHERN MINNESOTA WAS
GENERALLY SOUTH OF A LINE FROM ORTONVILLE TO OWATONNA.  MOVEMENT
OF THE THUNDERSTORMS AND RAINSHOWERS WAS SLOWLY TO THE NORTHWEST
AT 5 MILES AN HOUR.
KRAFT
Special weather statement, Jun 3, 9:47 PM CDT, 2 hours 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
945 PM CDT MON JUN 3 1991

...HEAVY RAINFALL CONTINUES IN SOUTHERN MINNESOTA...
...FLASH FLOOD WATCH IN EFFECT FOR SOUTHWEST MINNESOTA TONIGHT...

THUNDERSTORMS WITH HEAVY TO VERY HEAVY RAINSHOWERS CONTINUED TO
MOVE SLOWLY OVER SOUTHWEST AND SOUTH CENTRAL MINNESOTA AT 930 PM.
THE HEAVIEST RAINFALL WAS OCCURRING IN A 50 MILE WIDE AREA FROM
NEAR MARSHALL IN LYON COUNTY OF SOUTHWEST MINNESOTA TO NEAR ALBERT
LEA IN FREEBORN COUNTY OF EXTREME SOUTH CENTRAL MINNESOTA.
THUNDERSTORMS WITH VERY HEAVY RAINFALL HAVE OCCURRED REPEATEDLY OVER
MUCH OF THIS AREA THIS AFTERNOON AND EVENING CAUSING STANDING WATER
IN STREETS AND FIELDS IN SOME AREAS.  PERSONS IN THE AFFECTED AREAS
SHOULD TAKE APPROPRIATE SAFETY PRECAUTIONS TO PROTECT PROPERTY
AGAINST FLOOD DAMAGE.

RAINSHOWERS WERE FALLING OVER THE SOUTHWEST THIRD OF MINNESOTA.  THEY
WERE LOCATED TO THE SOUTH OF A LINE FROM ORTONVILLE TO OWATONNA. THEY
WERE ALSO FALLING OVER EAST CENTRAL MINNESOTA AND WEST WISCONSIN FROM
JUST NORTH OF THE TWIN CITIES TO BALDWIN IN WEST CENTRAL WISCONSIN.
MOVEMENT WAS TO THE NORTHEAST AT 5 MILES AN HOUR.

THUNDERSTORMS AND RAINSHOWERS ARE EXPECT=ED TO CONTINUE THROUGH THE
NIGHTTIME HOURS OVER MUCH OF SOUTHERN MINNESOTA.
Special weather statement, Jun 3, 10:35 PM CDT, 1 hour 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
1035 PM CDT MON JUN 3 1991

...HEAVY RAINFALL CONTINUES IN SOUTHERN MINNESOTA...
...FLASH FLOOD WATCH IN EFFECT FOR SOUTHWEST MINNESOTA TONIGHT...

THUNDERSTORMS WITH HEAVY TO VERY HEAVY RAINSHOWERS CONTINUED TO
MOVE SLOWLY OVER SOUTHWEST AND SOUTH CENTRAL MINNESOTA AT 1030 PM.
THE HEAVIEST RAINFALL WAS OCCURRING NEAR FAIRMONT AND MAPLETON IN
SOUTH CENTRAL MINNESOTA AND NEAR REDWOOD FALLS IN SOUTHWEST MINNESOTA.
THUNDERSTORMS WITH VERY HEAVY RAINFALL HAVE OCCURRED REPEATEDLY OVER
MUCH OF THIS AREA THIS AFTERNOON AND EVENING CAUSING STANDING WATER
IN STREETS AND FIELDS IN SOME AREAS.  PERSONS IN THE AFFECTED AREAS
SHOULD TAKE APPROPRIATE SAFETY PRECAUTIONS TO PROTECT PROPERTY
AGAINST FLOOD DAMAGE.

RAINSHOWERS WERE FALLING OVER THE SOUTHWEST THIRD OF MINNESOTA.  THEY
WERE LOCATED TO THE SOUTH OF A LINE FROM ORTONVILLE TO OWATONNA.
MOVEMENT WAS TO THE NORTH AT 10 MILES oAN HOUR.  THUNDERSTORMS AND
RAINSHOWERS ARE EXPECTED TO CONTINUE THROUGH THE NIGHT OVER
MUCH OF SOUTHWEST MINNESOTA.
Special weather statement, Jun 3, 11:41 PM CDT, 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
1135 PM CDT MON JUN 3 1991

...HEAVY RAINFALL CONTINUES IN SOUTHERN MINNESOTA...
...FLASH FLOOD WATCH IN EFFECT FOR SOUTHWEST MINNESOTA TONIGHT...
...FLASH FLOOD WARNING FOR YELLOW MEDICINE COUNTY UNTIL 415 AM CDT...

THUNDERSTORMS WITH HEAVY TO VERY HEAVY RAINSHOWERS CONTINUED TO
MOVE SLOWLY OVER SOUTHWEST AND SOUTH CENTRAL MINNESOTA AT 1130 PM.
THE HEAVIEST RAINFALL WAS OCCURRING FROM NEW ULM TO FAIRMONT IN
SOUTH CENTRAL MINNESOTA.  THUNDERSTORMS WITH VERY HEAVY RAINFALL HAVE
DRENCHED MUCH OF THIS AREA SINCE THIS AFTERNOON.  STANDING WATER AND
FLOODED BASESMENTS HAVE RESULTED.  PERSONS IN THE AFFECTED AREAS
SHOULD TAKE APPROPRIATE SAFETY PRECAUTIONS TO PROTECT PROPERTY
AGAINST FLOOD DAMAGE.

RAINSHOWERS WERE FALLING OVER THE SOUTHWEST QUARTER OF MINNESOTA...
WEST OF A LINE FROM WILLMAR TO ST PETER TO BRICELYN.  MOVEMENT WAS
TO THE NORTH AT 10 MILES AN HOUR.  THUNDERSTORMS AND RAINSHOWERS ARE
EXPECTED TO CONTINUE THROUGH THE NIGHT OVER MUCH OF SOUTHWEST
MINNESOTA.
Special weather statement, Jun 3, 11:45 PM CDT, 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
1135 PM CDT MON JUN 3 1991

...HEAVY RAINFALL CONTINUES IN SOUTHERN MINNESOTA...
...FLASH FLOOD WATCH IN EFFECT FOR SOUTHWEST MINNESOTA TONIGHT...
...FLASH FLOOD WARNING FOR YELLOW MEDICINE COUNTY UNTIL 415 AM CDT...

THUNDERSTORMS WITH HEAVY TO VERY HEAVY RAINSHOWERS CONTINUED TO
MOVE SLOWLY OVER SOUTHWEST AND SOUTH CENTRAL MINNESOTA AT 1130 PM.
THE HEAVIEST RAINFALL WAS OCCURRING FROM NEW ULM TO FAIRMONT IN
SOUTH CENTRAL MINNESOTA.  THUNDERSTORMS WITH VERY HEAVY RAINFALL HAVE
DRENCHED MUCH OF THIS AREA SINCE THIS AFTERNOON.  STANDING WATER AND
FLOODED BASEMENTS HAVE RESULTED.  PERSONS IN THE AFFECTED AREAS
SHOULD TAKE APPROPRIATE SAFETY PRECAUTIONS TO PROTECT PROPERTY
AGAINST FLOOD DAMAGE.

RAINSHOWERS WERE FALLING OVER THE SOUTHWEST QUARTER OF MINNESOTA...
WEST OF A LINE FROM WILLMAR TO ST PETER TO BRICELYN.  MOVEMENT WAS
TO THE NORTH AT 10 MILES AN HOUR.  THUNDERSTORMS AND RAINSHOWERS ARE
EXPECTED TO CONTINUE THROUGH THE NIGHT OVER MUCH OF SOUTHWEST
MINNESOTA.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 10:42 PM CDTFlash Flood WarningMPXMartin78 min
Jun 3, 11:20 PM CDTFlash Flood WarningMPXYellow Medicine5 hr
Jun 4, 5:14 AM CDTFlash Flood WarningMPXBlue Earth106 min
Jun 4, 7:28 AM CDTFlash Flood WarningMPXBlue Earth3 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.