Alert archive / Minnesota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 156, NWS Twin Cities, MN

August 13, 1995Olmsted County, Winona County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 13, 1995, 11:35 PM CDT for Olmsted County, Winona County, Minnesota. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Aug 13, 1995, 11:35 PM CDT (04:35 UTC)
Expired
Aug 14, 1995, 12:15 AM CDT
In force
40 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Olmsted County, MN, Winona County, MN

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 4.6 hours before the alert went out and 153 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 1995-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1246 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1995-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 square meters per square second.19395878Sfc1 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
1246 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
622 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
294 m²/s²
Significant tornado parameter
1.4
Supercell composite
8.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRST 140436 RRA
SVRRST
MNC109-169-140515-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ROCHESTER MN
1135 PM CDT SUN AUG 13 1995
 
THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST MINNESOTA
 
   ...EASTERN OLMSTED COUNTY...WINONA COUNTY
 
RADAR INDICATED A SEVERE THUNDERSTORM NEAR ROCHESTER MOVING EAST AT 30
TO 35 MPH. SOME TOWNS IN THE PATH OF THE STORM ARE DOVER...ST CHARLES
AND LEWISTON. THE STORM SHOULD BE NEAR DOVER BY 1145 PM...IN LEWISTON BY
1200 AM AND IN WINONA BY 1215 AM. WIND GUSTS OF 70 MPH WERE REPORTED IN
KASSON AT 11 PM. DIME SIZED HAIL WAS REPORTED IN EYOTA AT 1128 PM. THE
POWER IS OUT IN MOST OF THE CITY OF ROCHESTER.
 
A TORNADO WATCH IS IN EFFECT UNTIL 3 AM. REMEMBER...SEVERE THUNDERSTORMS
CAN AN OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING.
 
PEOPLE IN THE AFFECTED AREA SHOULD TAKE SHELTER IN A STRONG
BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN AND
DEADLY LIGHTNING ARE ALL POSSIBLE.  STAY AWAY FROM WINDOWS.
MOTORISTS SHOULD GET OFF THE ROAD AND FIND A SAFE SHELTER.
 
 
 
&

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Aug 13, 8:16 PM CDT, 3 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORTS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
815 PM CDT SUN AUG 13 1995

TIME(CDT)  .....LOCATION.....      STATE  ...EVENT/REMARKS...

1800       BURNS TOWNSHIP    2        MN   HOUSE DAMAGE
           ANOKA/HENNEPIN CNTY
           BORDER
MMF
Special weather statement, Aug 13, 10:08 PM CDT, 1 hour 27 minutes before
MNZ004>096-140300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1008 PM CDT SUN AUG 13 1995

...PORTIONS OF TORNADO WATCH NUMBER 939 CANCELLED FOR SOUTHERN
MINNESOTA...

THE NATIONAL WEATHER SERVICE HAS CANCELLED TORNADO WATCH 939 NORTH
OF A LINE FROM REDWING TO MANKATO TO WORTHINGTON. THE TWIN CITIES
METROPOLITAN AREA IS NO LONGER INCLUDED IN THE TORNADO WATCH.

SOME CITIES STILL IN THE TORNADO WATCH VALID UNTIL 3 AM INCLUDE
ROCHESTER...OWATONNA...FAIRMONT...JACKSON...ALBERT LEA...WABASHA AND
WINONA.
 DWE
Special weather statement, Aug 13, 10:11 PM CDT, 1 hour 24 minutes before
MNZ004>096-140300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1008 PM CDT SUN AUG 13 1995

...PORTIONS OF TORNADO WATCH NUMBER 939 CANCELLED FOR SOUTHERN
MINNESOTA...

THE NATIONAL WEATHER SERVICE HAS CANCELLED TORNADO WATCH 939 NORTH
OF A LINE FROM REDWING TO MANKATO TO WORTHINGTON. THE TWIN CITIES
METROPOLITAN AREA IS NO LONGER INCLUDED IN THE TORNADO WATCH.

SOME CITIES STILL IN THE TORNADO WATCH VALID UNTIL 3 AM INCLUDE
ROCHESTER...OWATONNA...FAIRMONT...JACKSON...ALBERT LEA...WABASHA AND
WINONA.
 DWE
Local storm report, Aug 13, 10:35 PM CDT, 1 hour before
PRELIMINARY LOCAL STORM REPORTS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1035 PM CDT SUN AUG 13 1995

TIME(CDT)  .....LOCATION.....      STATE  ...EVENT/REMARKS...

2215       KIESTER                   MN        TREES DOWN
           10 SW OF ALBERT LEA

MJM
Local storm report, Aug 13, 10:36 PM CDT, 59 minutes before
PRELIMINARY LOCAL STORM REPORTS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1035 PM CDT SUN AUG 13 1995

TIME(CDT)  .....LOCATION.....      STATE  ...EVENT/REMARKS...

2215       KIESTER          v         MN        TREES DOWN
           10 SW OF ALBERT LEA

MJM
Local storm report, Aug 13, 11:10 PM CDT, 25 minutes before
PRELIMINARY LOCAL STORM REPORTS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1110 PM CDT SUN AUG 13 1995

TIME(CDT)  .....LOCATION.....      STATE  ...EVENT/REMARKS...

2240       ALBERT LEA                MN      PARTIAL ROOF TAKEN
           FREEBORN CNTY                     OFF PUMP HOUSE.
                                             TREE DAMAGE

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 13, 8:12 PM CDTSevere Thunderstorm WarningMPXWabasha, Winona33 min
Aug 13, 9:29 PM CDTSevere Thunderstorm WarningMPXFillmore, Mower, Olmsted31 min
Aug 13, 10:01 PM CDTSevere Thunderstorm WarningMPXDodge, Fillmore, Mower, Olmsted29 min
Aug 13, 10:19 PM CDTSevere Thunderstorm WarningMPXFreeborn41 min
Aug 13, 10:41 PM CDTSevere Thunderstorm WarningMPXOlmsted34 min
Aug 13, 10:48 PM CDTSevere Thunderstorm WarningMPXDodge, Mower42 min
Aug 13, 10:54 PM CDTTornado WarningMPXOlmsted36 min
Aug 13, 11:16 PM CDTSevere Thunderstorm WarningMPXFillmore29 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1995Every severe thunderstorm 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.