Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 65, NWS Twin Cities, MN

June 17, 1994Freeborn County, Mower County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 17, 1994, 7:32 PM CDT for Freeborn County, Mower County, Minnesota. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Jun 17, 1994, 7:32 PM CDT (00:32 UTC)
Expired
Jun 17, 1994, 8:30 PM CDT
In force
58 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Freeborn County, MN, Mower County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 0.5 hours before the alert went out and 138 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 1994-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 423 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 1994-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 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
423 J/kg
Mixed-layer CIN
-157 J/kg
Mixed-layer LCL
627 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRST 180036 RRA
SVRRST
MNC047-099-180130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ROCHESTER MN
732 PM CDT FRI JUN 17 1994
 
THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A
SEVERE THUNDERSTORM WARNING     EFFECTIVE UNTIL  830 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL MINNESOTA
 
   ...FREEBORN COUNTY
 
IN SOUTHEAST MINNESOTA
 
   ...WESTERN MOWER COUNTY
 
AT 720 PM MINNEAPOLIS RADAR INDICATED NUMEROUS SEVERE THUNDERSTORMS
LOCATED AROUND THE ALBERT LEA AREA. FREEBORN COUNTY SHERIFFS
REPORTS WINDS FROM 60 TO 70 MPH. THESE STORMS WILL BE HEADING
INTO THE AUSTIN AND GLENVILLE AREAS BY 745 PM.
 
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.
 
TEAL
 
&

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 17, 6:25 PM CDT, 1 hour 7 minutes before
MNZ059>063-180030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
625 PM CDT FRI JUN 17 1994

THE FOLLOWING MINNESOTA COUNTIES IN EASTCENTRAL MINNESOTA ARE NO LONGER
INCLUDED IN A SEVERE THUNDERSTORM WATCH AS OF 625 PM CDT THIS
FRIDAY EVENING.   WRIGHT...ANOKA...RAMSEY...WASHINGTON AND HENNIPEN.
 WET
Special weather statement, Jun 17, 6:27 PM CDT, 1 hour 5 minutes before
MNZ059>063-180030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
625 PM CDT FRI JUN 17 1994

THE FOLLOWING MINNESOTA COUNTIES IN EASTCENTRAL MINNESOTA ARE NO LONGER
INCLUDED IN A SEVE
RE THUNDERSTORM WATCH AS OF 625 PM CDT THIS
FRIDAY EVENING.   WRIGHT...ANOKA...RAMSEY...WASHINGTON AND HENNIPEN.
 WET
Special weather statement, Jun 17, 6:45 PM CDT, 47 minutes before
MNC003-019-037-053-123-127-129-139-WIC005-017-033-035-091-093-095-
180045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
645 PM CDT FRI JUN 17 1994

...VERY HEAVY RAIN PRODUCING THUNDERSTORMS CONTINUE TO SLOWLY
CRAWL ACROSS SOUTHERN MINNESOTA AND WESTERN WISCONSIN...

A CLUSTER OF TORRENTIAL RAIN PRODUCING THUNDERSTORMS REMAINED ACROSS
WESTCENTRAL WISCONSIN IN THE VICINTY OF DURAND AND MONDOVI AT 530PM.
AN URBAN AND SMALL STREAM FLOOD ADVISORY REMAINS IN EFFECT UNTIL AROUND
8PM FOR EASTERN PEPIN..SOUTHWEST EAU CLARIE AND NORTHERN BUFFALO
COUNTIES.  THIS IS GENERALY EAST OF DURAND AND JUST SOUTHWEST OF THE
CITY OF EAU CLAIRE AND THEN ACROSS THE MONDOVI AREA OF BUFFALO COUNTY.
FLOODING IS VERY POSSIBLE ACROSS THIS AREA UNTIL AROUND 8PM.

A LINE OF OTHER VERY STRONG THUNDERSTORMS WAS STRETCHED ACROSS SOUTHEAST
AND SOUTHCENTRAL MINNESOTA FROM NEAR ALMA, WHICH IS 35 MILES NORTHEAST
OF ROCHESTER TO JUST SOUTH OF OWATONA TO AROUND FAIRMONT. THESE
THUNDERSTORMS WERE MOVING EAST AROUND 10 MPH.

SHOWERS AND SOME THUNDERSTORMS WERE ALSO SCATTERED ACROSS MUCH OF THE
SOUTHEAST THIRD OF MINNESOTA SOUTH OF A LINE FROM PINE CITY TO AROUND
REDWOOD FALLS.
PAULSON
Special weather statement, Jun 17, 6:45 PM CDT, 47 minutes before
MNC003-019-037-053-123-127-129-139-WIC005-017-033-035-091-093-095-
180045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
645 PM CDT FRI JUN 17 1994

...VERY HEAVY RAIN PRODUCING THUNDERSTORMS CONTINUE TO SLOWLY
CRAWL ACROSS SOUTHERN MINNESOTA AND WESTERN WISCONSIN...

A CLUSTER OF TORRENTIAL RAIN PRODUCING THUNDERSTORMS REMAINED ACROSS
WESTCENTRAL WISCONSIN IN THE VICINTY OF DURAND AND MONDOVI AT 530PM.
AN URBAN AND SMALL STREAM FLOOD ADVISORY REMAINS IN EFFECT UNTIL AROUND
8PM FOR EASTERN PEPIN..SOUTHWEST EAU CLARIE AND NORTHERN BUFFALO
COUNTIES.  THIS IS GENERALY EAST OF DURAND AND JUST SOUTHWEST OF THE
CITY OF EAU CLAIRE AND THEN ACROSS THE MONDOVI AREA OF BUFFALO COUNTY.
FLOODING IS VERY POSSIBLE ACROSS THIS AREA UNTIL AROUND 8PM.

A LINE OF OTHER VERY STRONG THUNDERSTORMS WAS STRETCHED ACROSS SOUTHEAST
AND SOUTHCENTRAL MINNESOTA FROM NEAR ALMA, WHICH IS 35 MILES NORTHEAST
OF ROCHESTER TO JUST SOUTH OF OWATONA TO AROUND FAIRMONT. THESE
THUNDERSTORMS WERE MOVING EAST AROUND 10 MPH.

SHOWERS AND SOME THUNDERSTORMS WERE ALSO SCATTERED ACROSS MUCH OF THE
SOUTHEAST THIRD OF MINNESOTA SOUTH OF A LINE FROM PINE CITY TO AROUND
REDWOOD FALLS.
PAULSON
Special weather statement, Jun 17, 7:10 PM CDT, 22 minutes before
MNZ053>096-180200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
710 PM CDT FRI JUN 17 1994

...ONLY A SMALL PORTION OF SOUTHCENTRAL MINNESOTA REMAINS UNDER
A SEVERE THUNDERSTORM WATCH...

SEVERE THUNDERSTORM WATCH 428 EXPIRED AT 7PM.  THIS WATCH INCLUDED MUCH
OF EASTCENTRAL AND SOUTHEAST MINNESOTA AS WELL AS WESTCENTRAL WISCONSIN.

ONLY THE FOLLOWING MINNESOTA COUNTIES REMAIN IN SEVERE THUNDERSTORM
WATCH 430...FAIRBAULT..MARTIN..BLUE EARTH..AND WASECA.  THE THREAT OF
SEVERE THUNDERSTORMS REMAINS UNTIL AROUND 830PM IN THESE COUNTIES.

VERY STRONG THUNDERSTORMS ARE ALSO POSSIBLE UNTIL AROUND 830PM ACROSS
FREEBORN AND MOWER COUNTIES NEAR ALBERT LEA AND AUSTIN.
PAULSON
Special weather statement, Jun 17, 7:14 PM CDT, 18 minutes before
MNZ053>096-180200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
710 PM CDT FRI JUN 17 1994

...ONLY A SMALL PORTION OF SOUTHCENTRAL MINNESOTA REMAINS UNDER
A SEVERE THUNDERSTORM WATCH...

SEVERE THUNDERSTORM WATCH 428 EXPIRED AT 7PM.  THIS WATCH INCLUDED MUCH
OF EASTCENTRAL AND SOUTHEAST MINNESOTA AS WELL AS WESTCENTRAL WISCONSIN.

ONLY THE FOLLOWING MINNESOTA COUNTIES REMAIN IN SEVERE THUNDERSTORM
WATCH 430...FAIRBAULT..MARTIN..BLUE EARTH..AND WASECA.  THE THREAT OF
SEVERE THUNDERSTORMS REMAINS UNTIL AROUND 830PM IN THESE COUNTIES.

VERY STRONG THUNDERSTORMS ARE ALSO POSSIBLE UNTIL AROUND 830PM ACROSS
FREEBORN AND MOWER COUNTIES NEAR ALBERT LEA AND AUSTIN.
PAULSON
N

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.