Alert archive / Minnesota / Tornado Warnings in 1993

Tornado Warning 15, NWS Sioux Falls, SD

June 7, 1993Jackson County, Minnesota

NWS Sioux Falls, SD issued this tornado warning at Jun 7, 1993, 7:46 PM CDT for Jackson County, Minnesota. It was in force for 29 min.

The area

The counties it named.

The facts

Issued
Jun 7, 1993, 7:46 PM CDT (00:46 UTC)
Expired
Jun 7, 1993, 8:15 PM CDT
In force
29 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Jackson County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 0.8 hours before the alert went out and 180 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 1993-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 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 00:00Z on 1993-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 582 square meters per square second.1939587897Sfc1 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
9 J/kg
Mixed-layer CIN
-565 J/kg
Mixed-layer LCL
540 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
582 m²/s²
0-3 km storm-relative helicity
647 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSD 080049
TORFSD
MNC063-080115-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
746 PM CDT MON JUN 7 1993
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST MINNESOTA
 
   ...EASTERN JACKSON COUNTY
 
AT 740 PM A TORNADO WAS REPORTED NEAR LAKEFIELD MINNESOTA OR ABOUT 20
MILES EAST OF WORTHINGTON. THE STORM IS MOVING NORTHEAST AT 30 MPH AND
WILL MOVE BETWEEN BERGEN AND JACKSON AROUND 800 PM.
 
 
DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO. IF YOU ARE CAUGHT
IN THE PATH OF A TORNADO...LEAVE THE CAR AND GO TO A STRONG
BUILDING. IF NO STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR
LOW SPOT.
 
 
 
&

What forecasters said that day

The local office's own words before this tornado 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 7, 7:24 PM CDT, 22 minutes before
IAZ013-020-021-031-032-043-NEZ094>096-SDZ066-080100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX CITY IA
724 PM CDT MON JUN 7 1993

...THUNDERSTORMS WERE LOCATED EAST SIOUX CITY...

AT 721 PM CDT THUNDERSTORMS EXTENDED FROM 10 MILES NORTHEAST OF
PRIMGHAR IOWA TO 10 MILES SOUTH OF CHEROKEE IOWA. MOVEMENT WAS
NORTHEAST AT 30 MILES AN HOUR. PEA SIZE HAIL WAS REPORTED AT HARTLEY
IOWA AT 710 PM. THE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAIN AND
SMALL HAIL.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 8 PM AND A FLASH FLOOD WATCH
IS IN EFFECT FOR TONIGHT.

HOPPES
Special weather statement, Jun 7, 7:24 PM CDT, 22 minutes before
IAZ013-020-021-031-032-043-NEZ094>096-SDZ066-080100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX CITY IA
724 PM CDT MON JUN 7 1993

...THUNDERSTORMS WERE LOCATED EAST SIOUX CITY...

AT 721 PM CDT THUNDERSTORMS EXTENDED FROM 10 MILES NORTHEAST OF
PRIMGHAR IOWA TO 10 MILES SOUTH OF CHEROKEE IOWA. MOVEMENT WAS
NORTHEAST AT 30 MILES AN HOUR. PEA SIZE HAIL WAS REPORTED AT HARTLEY
IOWA AT 710 PM. THE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAIN AND
SMALL HAIL.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 8 PM AND A FLASH FLOOD WATCH
IS IN EFFECT FOR TONIGHT.

HOPPES
Special weather statement, Jun 7, 7:25 PM CDT, 21 minutes before
SDZ010-SDZ011-SDZ012-080415

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HURON SD
725 PM CDT MON JUN 7 1993

...FLASH FLOOD WATCH FOR EASTERN SOUTH DAKOTA TONIGHT...

FOR THE REST OF THE EVENING...SKIES WILL BE MOSTLY CLOUDY WITH
SCATTERED SHOWERS AND THUNDERSTORMS. SOME MAY PRODUCE HEAVY RAIN
IN THE EAST. GUSTY WINDS WILL CONTINUE FROM THE SOUTHWEST 15 TO 30 MPH
IN THE EAST...BUT WILL SHIFT TO THE NORTHWEST IN CENTRAL SECTIONS.
LOWS TONIGHT WILL BE IN THE 50S.

ORGISH
Special weather statement, Jun 7, 7:31 PM CDT, 15 minutes before
SDZ010-SDZ011-SDZ012-080415

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HURON SD
725 PM CDT MON JUN 7 1993

...FLASH FLOOD WATCH FOR EASTERN SOUTH DAKOTA TONIGHT...

FOR THE REST OF THE EVENING...SKIES WILL BE MOSTLY CLOUDY WITH
SCATTERED SHOWERS AND THUNDERSTORMS. SOME MAY PRODUCE HEAVY RAIN
IN THE EAST. GUSTY WINDS WILL CONTINUE FROM THE SOUTHWEST 15 TO 30 MPH
IN THE EAST...BUT WILL SHIFT TO THE NORTHWEST IN CENTRAL SECTIONS.
LOWS TONIGHT WILL BE IN THE 50S.

ORGISH
Special weather statement, Jun 7, 7:45 PM CDT, 1 minute before
SDZ004-005-012-080115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
745 PM CDT MON JUN 8 1993

...TORNADO WATCH CANCELED FOR SOUTH DAKOTA...

THE TORNADO WATCH HAS BEEN CANCELED WHICH REMAINED IN EFFECT FOR
EXTREME NORTHEAST SOUTH DAKOTA.  AS OF 740 PM THERE WERE NO WATCHES
IN EFFECT FOR ANY PART OF THE STATE.

UMLAND
Local storm report, Jun 7, 7:46 PM CDT, 0 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX CITY IA
746 PM CDT MON JUN 7 1993

...ALL TIMES CDT...

640 PM   3 TO 4 MILES WEST OF SANBORN - OBRIEN COUNTY. (60 MILES
         NORTHEAST OF SIOUX CITY)...TORNADO REPORTED BY OBRIEN COUNTY
         SHERIFF.

640 PM   2 MILES SOUTH AND 4 TO 5 MILES WEST OF HARTLEY - OBRIEN COUNTY.
         (65 MILES NORTHEAST OF SIOUX CITY)...A TORNADO REPORTED BY
         OBRIEN COUNTY SHERIFF.

HOPPES

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 7, 7:16 PM CDTTornado WarningFSDJackson, Nobles29 min

Nearby

Tornado Warnings in Minnesota, 1993Every tornado warning in 1993Tornadoes in 1993

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.