Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 52, NWS Twin Cities, MN

June 10, 1994Winona County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 10, 1994, 3:30 PM CDT for Winona County, Minnesota. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
Jun 10, 1994, 3:30 PM CDT (20:30 UTC)
Expired
Jun 10, 1994, 4:00 PM CDT
In force
30 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Winona County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 12:00Z, 8.5 hours before the alert went out and 174 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 1994-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 11 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 12:00Z on 1994-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 259 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
11 J/kg
Mixed-layer CIN
-131 J/kg
Mixed-layer LCL
1904 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
259 m²/s²
0-3 km storm-relative helicity
281 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 
WUUS1 KRST 102033 RRA
SVRRST
MNC169-102100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ROCHESTER MN
330 PM CDT FRI JUN 10 1994
 
THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A
SEVERE THUNDERSTORM WARNING     EFFECTIVE UNTIL  400 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST MINNESOTA
 
   ...WESTERN WINONA COUNTY
 
NUMEROUS REPORTS OF HIGH WINDS HAVE OCCURRED IN EASTERN OLMSTED COUNTY
NEAR EYOTA AND DOVER DUE TO THE LEADING EDGE OF A SEVERE THUNDERSTORM.
HIGHS ESTIMATED OF 50 TO 60 MILES AN HOUR WERE REPORTED IN HIGH FOREST
IN SOUTHERN OLMSTED COUNTY.
 
CITIES IN THE PATH OF THIS STORM INCLUDE ST. CHARLES...UTICA...LEWISTON.
 
WINDS IN EXCESS OF 60 MPH...MAKE THIS A VERY DANGEROUS STORM.
GET READY FOR DAMAGING WINDS.  HOUSES COULD BE BADLY DAMAGED...
SO HEAD FOR THE BASEMENT.  MOBILE HOMES COULD BE OVERTURNED.
PEOPLE IN MOBILE HOMES SHOULD FLEE TO A STORM SHELTER.
 
 
TESKE
&

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, Jun 10, 12:54 PM CDT, 2 hours 36 minutes before
MNC019-053-139-143-060-061-101835-

SPECIAL WEATHER STATEMENT...CORRECTION CHANGED TIME TO 1251 PM
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
1254 PM CDT FRI JUN 10 1994

AT 1251 PM WINDS GUSTED TO 50 MILES AN HOUR AT THE MINNEAPOLIS
INTERNATIONAL AIRPORT.  THE THUNDERSTORM PRODUCING THE STRONG WIND
WAS MOVING EAST AT 25 MPH.

PERSONS TO IN THE EASTERN AND SOUTHERN SECTIONS OF THE METRO
AREA CAN EXPECT STRONG WINDS...BRIEF HEAVY RAINS AND PERHAPS
SOME SMALL HAIL AS THE STORM MOVES THROUGH BETWEEN 1255 PM AND
130 PM CDT.

ADDITIONAL THUNDERSTORMS CONTINUED TO DEVELOP OVER SOUTH CENTRAL
AND SOUTHEAST MINNESOTA.
Special weather statement, Jun 10, 12:55 PM CDT, 2 hours 35 minutes before
MNC019-053-139-143-060-061-101835-

SPECIAL WEATHER STATEMENT...CORRECTION CHANGED TIME TO 1251 PM
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
1254 PM CDT FRI JUN 10 1994

AT 1251 PM WINDS GUSTED TO 50 MILES AN HOUR AT THE MINNEAPOLIS
INTERNATIONAL AIRPORT.  THE THUNDERSTORM PRODUCING THE STRONG WIND
WAS MOVING EAST AT 25 MPH.

PERSONS TO IN THE EASTERN AND SOUTHERN SECTIONS OF THE METRO
AREA CAN EXPECT STRONG WINDS...BRIEF HEAVY RAINS AND PERHAPS
SOME SMALL HAIL AS THE STORM MOVES THROUGH BETWEEN 1255 PM AND
130 PM CDT.

ADDITIONAL THUNDERSTORMS CONTINUED TO DEVELOP OVER SOUTH CENTRAL
AND SOUTHEAST MINNESOTA.
Special weather statement, Jun 10, 2:35 PM CDT, 55 minutes before
MNZ058>096-102030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
235 PM CDT FRI JUN 10 1994

AT 230 PM CDT THUNDERSTORMS WERE MOVING ACROSS WEST CENTRAL WISCONSIN.
THE STORMS EXTENDED FROM NEAR BALSAM LAKE...50 MILES NORTHEAST OF
MINNEAPOLIS TO NEAR RED WING MINNESOTA.  THE STORMS WERE MOVING EAST
AT 35 MILES AN HOUR.

NEW SHOWERS WERE BEGINNING TO FORM TO THE WEST AND SOUTHWEST OF
MINNEAPOLIS.  THESE STORMS COULD INTENSIFY DURING THE NEXT HOUR.

REMEMBER A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700PM CDT FOR
PART OF SOUTHEAST MINNESOTA AND WEST CENTRAL WISCONSIN.

A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE
THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
EDWARDS
Special weather statement, Jun 10, 2:43 PM CDT, 47 minutes before
MNZ058>096-102030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
235 PM CDT FRI JUN 10 1994

AT 230 PM CDT THUNDERSTORMS WERE MOVING ACROSS WEST CENTRAL WISCONSIN.
THE STORMS EXTENDED FROM NEAR BALSAM LAKE...50 MILES NORTHEAST OF
MINNEAPOLIS TO NEAR RED WING MINNESOTA.  THE STORMS WERE MOVING EAST
AT 35 MILES AN HOUR.

NEW SHOWERS WERE BEGINNING TO FORM TO THE WEST AND SOUTHWEST OF
MINNEAPOLIS.  THESE STORMS COULD INTENSIFY DURING THE NEXT HOUR.

REMEMBER A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700PM CDT FOR
PART OF SOUTHEAST MINNESOTA AND WEST CENTRAL WISCONSIN.

A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE
THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
EDWARDS
Special weather statement, Jun 10, 3:00 PM CDT, 30 minutes before
MNZ063-0070-076>079-083>088-091>096-102100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
300 PM CDT FRI JUN 10 1994

...SEVERE THUNDERSTORM WATCH 382 CANCELLED FOR PORTIONS OF SOUTHEAST
MINNESOTA...

SEVERE THUNDERSTORM WATCH 382 HAS BEEN CANCELLED FOR SOUTHERN
WASHINGTON AND DAKOTA COUNTIES IN THE TWIN CITIES METROPOLITAN AREA.
THE WATCH HAS ALSO BEEN CANCELLED WEST OF A LINE FROM NORTHFIELD TO
ALBERT LEA.

THOSE COUNTIES STILL INCLUDED IN SEVERE THUNDERSTORM WATCH 382 UNTIL
7 PM INCLUDE...

GOODHUE   WABASHA    STEELE   DODGE   OLMSTED   WINONA   FREEBORN
MOWER     FILLMORE   HOUSTON.
Special weather statement, Jun 10, 3:02 PM CDT, 28 minutes before
MNZ063-0070-076>079-083>088-091>096-102100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
300 PM CDT FRI JUN 10 1994

...SEVERE THUNDERSTORM WATCH 382 CANCELLED FOR PORTIONS OF SOUTHEAST
MINNESOTA...

SEVERE THUNDERSTORM WATCH 382 HAS BEEN CANCELLED FOR SOUTHERN
WASHINGTON AND DAKOTA COUNTIES IN THE TWIN CITIES METROPOLITAN AREA.
THE WATCH HAS ALSO BEEN CANCELLED WEST OF A LINE FROM NORTHFIELD TO
ALBERT LEA.

THOSE COUNTIES STILL INCLUDED IN SEVERE THUNDERSTORM WATCH 382 UNTIL
7 PM INCLUDE...

GOODHUE   WABASHA    STEELE   DODGE   OLMSTED   WINONA   FREEBORN
MOWER     FILLMORE   HOUSTON.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 12:56 PM CDTSevere Thunderstorm WarningMPXDakota, Ramsey, Washington49 min
Jun 10, 12:56 PM CDTSevere Thunderstorm WarningMPXHennepin49 min
Jun 10, 1:12 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Nicollet33 min
Jun 10, 3:04 PM CDTSevere Thunderstorm WarningMPXFillmore, Olmsted41 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.