Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 185, NWS Twin Cities, MN

August 25, 1994Pope County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 25, 1994, 3:17 PM CDT for Pope County, Minnesota. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
Aug 25, 1994, 3:17 PM CDT (20:17 UTC)
Expired
Aug 25, 1994, 4:00 PM CDT
In force
43 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Pope County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 12:00Z, 8.3 hours before the alert went out and 166 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 12:00Z on 1994-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1334 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 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 12:00Z on 1994-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
1334 J/kg
Mixed-layer CIN
-154 J/kg
Mixed-layer LCL
1348 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTC 252017 RRA
SVRSTC
MNC121-145-153-252100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA
317 PM CDT THU AUG 25 1994
 
THE NATIONAL WEATHER SERVICE IN ST CLOUD MINNESOTA  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  400 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL MINNESOTA
 
   ...EASTERN POPE COUNTY...WESTERN STEARNS COUNTY
   ...SOUTHERN TODD COUNTY
 
AT 310 PM RADAR INDICATED A SEVERE THUNDERSTORM 12 MILES NORTHEAST OF
GLENWOOD IN POPE COUNTY MOVING TO THE EAST AT 40 MPH. PERSONS IN THE
TOWNS OF OSAKIS AND WEST UNION IN TODD COUNTY...SAUK CENTRE AND MELROSE
IN STEARNS COUNTY AND VILLARD AND WESTPORT IN POPE COUNTY CAN EXPECT
THIS DANGEROUS STORM BETWEEN 325 PM AND 345 PM.
 
 
IF YOU OUTSIDE IN THE OPEN...YOU SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
DO NOT USE ELECTRICAL APPLIANCES OR THE TELEPHONE UNLESS IT IS
AN EMERGENCY.
 
MCBEATH PETERS
 
NNNN

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

Special weather statement, Aug 25, 2:45 PM CDT, 32 minutes before
MNZ052-053-059>063-065>070-073-WIZ014>016-023-028-252045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
242 PM CDT THU AUG 25 1994

...STRONG THUNDERSTORMS CONTINUING TO DEVELOP OVER MINNESOTA...

AT 240 PM...A STRONG THUNDERSTORM WAS OVER EXTREME EASTERN REDWOOD AND
SOUTHERN RENVILLE COUNTIES..ABOUT 15 MILES SOUTHEAST OF REDWOOD FALLS.
THIS THUNDERSTORM WAS PART OF A DEVELOPING LINE OF STORMS EXTENDING
FROM NEAR OLIVIA TO FAIRMONT. THESE STORMS WERE MOVING TO THE EAST BUT
DEVELOPING NORTHWARD.  THE STRONGEST THUNDERSTORM WILL MOVE
THROUGH WINTHROP AND GIBBON IN WESTERN SIBLEY COUNTY THROUGH 330 PM.

A SECOND LINE OF THUNDERSTORMS WAS OVER WEST CENTRAL MINNESOTA
...STRETCHING FROM NEAR CORRELL IN EASTERN BIG STONE COUNTY TO JUST
NORTH OF ALEXANDRIA.  THIS LINE OF STORMS WAS MOVING TO THE SOUTHEAST
AT 40 MPH.

SCATTERED STRONG THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER CENTRAL
MINNESOTA AND TRACK EAST OR SOUTHEAST THROUGH THIS EVENING.  SOME OF
THE STRONGEST THUNDERSTORMS WILL PRODUCE HAIL AND STRONG WIND GUSTS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ABOUT THE SOUTHERN
HALF OF MINNESOTA UNTIL 8 PM.

KAVINSKY
Special weather statement, Aug 25, 2:55 PM CDT, 22 minutes before
MNZ004>041-252100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
300 PM CDT THU AUG 25 1994

...PART OF SEVERE THUNDERSTORM WATCH NUMBER 771 CANCELED...

THE NORTHWEST PORTION OF SEVERE THUNDERSTORM WATCH NUMBER 771 HAS
BEEN CANCELED.  THE WATCH IS CANCELED ROUGHLY NORTHWEST OF A BEMIDJI TO
WADENA TO WHEATON LINE.

THE REMAINDER OF SEVERE THUNDERSTORM WATCH 771 REMAINS IN EFFECT UNTIL
5 PM CDT.
DRB
MINNESOTA AND TRACK EAST OR SOUTHEAST THROUGH THIS EVENING.  SOME OF
THE STRONGEST THUNDERSTORMS WILL PRODUCE HAIL AND STRONG WIND GUSTS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ABOUT THE SOUTHERN
HALF OF MINNESOTA UNTIL 8 PM.

KAVINSKY
Special weather statement, Aug 25, 2:59 PM CDT, 18 minutes before
MNZ004>041-252100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
300 PM CDT THU AUG 25 1994

...PART OF SEVERE THUNDERSTORM WATCH NUMBER 771 CANCELED...

THE NORTHWEST PORTIOHN OF SEVERE THUNDERSTORM WATCH NUMBER 771 HAS
BEEN CANCELED.  THE WATCH IS CANCELED ROUGHLY NORTHWEST OF A BEMIDJI TO
WADENA TO WHEATON LINE.

THE REMAINDER OF SEVERE THUNDERSTORM WATCH 771 REMAINS IN EFFECT UNTIL
5 PM CDT.
DRB
Special weather statement, Aug 25, 3:00 PM CDT, 17 minutes before
MNZ004>041-252100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
300 PM CDT THU AUG 25 1994

...PART OF SEVERE THUNDERSTORM WATCH NUMBER 771 CANCELED...

THE NORTHWEST PORTION OF SEVERE THUNDERSTORM WATCH NUMBER 771 HAS
BEEN CANCELED.  THE WATCH IS CANCELED ROUGHLY NORTHWEST OF A BEMIDJI TO
WADENA TO WHEATON LINE.

THE REMAINDER OF SEVERE THUNDERSTORM WATCH 771 REMAINS IN EFFECT UNTIL
5 PM CDT.
DRB
MINNESOTA AND TRACK EAST OR SOUTHEAST THROUGH THIS EVENING.  SOME OF
THE STRONGEST THUNDERSTORMS WILL PRODUCE HAIL AND STRONG WIND GUSTS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ABOUT THE SOUTHERN
HALF OF MINNESOTA UNTIL 8 PM.

KAVINSKY
Special weather statement, Aug 25, 3:02 PM CDT, 15 minutes before
MNZ059-060-065>070-073-252030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
302 PM CDT THU AUG 25 1994

...HAIL REPORTED IN RENVILLE COUNTY...

AT 2:50 PM A NATIONAL WEATHER SERVICE SEVERE WEATHER SPOTTER REPORTED
PEA SIZE HAIL ABOUT 1 MILE EAST OF THE TOWN OF FAIRFAX IN FAR SOUTHERN
RENVILLE COUNTY.  THE THUNDERSTORM PRODUCING THE HAIL WAS ABOUT 15
MILES EAST OF REDWOOD FALLS.  THIS STORM WAS PART OF A DEVELOPING LINE
OF STRONG THUNDERSTORMS EXTENDING FROM NEAR OLIVIA IN RENVILLE COUNTY
TO JUST WEST OF MANKATO.  THESE STORM ARE MOVING TO THE EAST AND WILL
AFFECT THE TOWNS OF HECTOR...GIBBON AND CHURCHILL THROUGH 4 PM.

STRONG AND POSSIBLY SEVERE THUNDERSTORMS WILL CONTINUE TO AFFECT
CENTRAL AND SOUTHERN MINNESOTA THROUGH THIS EVENING.  REMAIN ALERT FOR
APPROACHING THUNDERSTORMS.  A SEVERE THUNDERSTORM WATCH REMAINS IN
EFFECT FOR THE AREA THROUGH 8 PM.

KAVINSKY
Special weather statement, Aug 25, 3:04 PM CDT, 13 minutes before
MNZ059-060-065>070-073-252030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
302 PM CDT THU AUG 25 1994

...HAIL REPORTED IN RENVILLE COUNTY...

AT 2:50 PM A NATIONAL WEATHER SERVICE SEVERE WEATHER SPOTTER REPORTED
PEA SIZE HAIL ABOUT 1 MILE EAST OF THE TOWN OF FAIRFAX IN FAR SOUTHERN
RENVILLE COUNTY.  THE THUNDERSTORM PRODUCING THE HAIL WAS ABOUT 15
MILES EAST OF REDWOOD FALLS.  THIS STORM WAS PART OF A DEVELOPING LINE
OF STRONG THUNDERSTORMS EXTENDING FROM NEAR OLIVIA IN RENVILLE COUNTY
TO JUST WEST OF MANKATO.  THESE STORM ARE MOVING TO THE EAST AND WILL
AFFECT THE TOWNS OF HECTOR...GIBBON AND CHURCHILL THROUGH 4 PM.

STRONG AND POSSIBLY SEVERE THUNDERSTORMS \WILL CONTINUE TO AFFECT
CENTRAL AND SOUTHERN MINNESOTA THROUGH THIS EVENING.  REMAIN ALERT FOR
APPROACHING THUNDERSTORMS.  A SEVERE THUNDERSTORM WATCH REMAINS IN
EFFECT FOR THE AREA THROUGH 8 PM.

KAVINSKY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 25, 3:17 PM CDTSevere Thunderstorm WarningMPXStearns, Todd43 min
Aug 25, 3:39 PM CDTSevere Thunderstorm WarningMPXMcLeod, Renville, Sibley51 min
Aug 25, 3:44 PM CDTSevere Thunderstorm WarningMPXMorrison46 min
Aug 25, 4:01 PM CDTSevere Thunderstorm WarningMPXStearns59 min
Aug 25, 4:13 PM CDTSevere Thunderstorm WarningMPXMcLeod, Sibley47 min
Aug 25, 4:18 PM CDTSevere Thunderstorm WarningMPXBenton, Sherburne57 min
Aug 25, 4:45 PM CDTTornado WarningMPXBenton, Mille Lacs30 min
Aug 25, 5:01 PM CDTSevere Thunderstorm WarningMPXAnoka44 min
Aug 25, 5:05 PM CDTSevere Thunderstorm WarningMPXIsanti40 min
Aug 25, 5:15 PM CDTSevere Thunderstorm WarningMPXChisago45 min
Aug 25, 5:40 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Brown, Nicollet35 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1994Every severe thunderstorm warning in 1994

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.