Alert archive / Minnesota / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 11, NWS Twin Cities, MN

June 7, 1993Renville County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 7, 1993, 4:15 PM CDT for Renville County, Minnesota. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Jun 7, 1993, 4:15 PM CDT (21:15 UTC)
Expired
Jun 7, 1993, 5:00 PM CDT
In force
45 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Renville County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 12:00Z, 9.3 hours before the alert went out and 107 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 1993-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1993-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
577 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
128 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 KMSP 072113
SVRMPX
MNC129-072200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
415 PM CDT MON JUN 7 1993
 
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING     EFFECTIVE UNTIL  500 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MINNESOTA
 
   ...RENVILLE COUNTY
 
AT 410 PM CDT.. RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 20
MILES EAST OF REDWOOD FALLS. THE SEVERE THUNDERSDTORM WAS MOVING
NORTH AT 35 MPH.
 
SOME CITIES IN THE PATH OF THIS STORM ARE OLIVIA...BIRD ISLAND AND
RENVILLE.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGE HAIL...
DEADLY LIGHTNING...AND VERY HEAVY RAIN.  FOR YOUR PROTECTION
MOVE TO AN INTERIOR ROOM.  PEOPLE IN MOBILE HOMES SHOULD GO
TO A STORM SHELTER.
JPR

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 7, 3:50 PM CDT, 25 minutes before
WIZ003-006-MNZALL-072200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
350 PM CDT MON JUN 7 1993

...STRONG THUNDERSTORMS DEVELOPING IN SOUTHWEST MINNESOTA...

STRONG THUNDERSTORMS WERE DEVELOPING OVER SOUTHWEST MINNESOTA. AT 330 PM...
A STRONG THUNDERSTORM WAS LOCATED JUST NORTH OF JACKSON IN JACKSON COUNTY.
THIS THUNDERSTORM IS CAPABLE OF PRODUCING VERY HEAVY RAINFALL...HAIL...
FREQUENT DEADLY LIGHTING AND STRONG WINDS. THIS STORM WAS MOVING TO THE
NORTH AT 35 MILES AN HOURS AND SHOULD PASS THROUGH MOUNTAIN LAKE AND
ST JAMES BY 430 PM. IF THREATENING WEATHER APPROACHES TAKE SHELTER.

ELSEWHERE...SHOWERS AND THUNDERSTORMS STRETCHED FROM OLIVIA IN CENTRAL
MINNESOTA TO CALEDONIA IN EXTREME SOUTHEAST MINNESOTA. THESE SHOWERS AND
THUNDERSTORMS WERE ALSO MOVING TO THE NORTH AT 35 MILES AN HOUR.

MBM
Special weather statement, Jun 7, 3:50 PM CDT, 25 minutes before
WIZ003-006-MNZALL-072200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
350 PM CDT MON JUN 7 1993

...STRONG THUNDERSTORMS DEVELOPING IN SOUTHWEST MINNESOTA...

STRONG THUNDERSTORMS WERE DEVELOPING OVER SOUTHWEST MINNESOTA. AT 330 PM...
A STRONG THUNDERSTORM WAS LOCATED JUST NORTH OF JACKSON IN JACKSON COUNTY.
THIS THUNDERSTORM IS CAPABLE OF PRODUCING VERY HEAVY RAINFALL...HAIL...
FREQUENT DEADLY LIGHTING AND STRONG WINDS. THIS STORM WAS MOVING TO THE
NORTH AT 35 MILES AN HOURS AND SHOULD PASS THROUGH MOUNTAIN LAKE AND
ST JAMES BY 430 PM. IF THREATENING WEATHER APPROACHES TAKE SHELTER.

ELSEWHERE...SHOWERS AND THUNDERSTORMS STRETCHED FROM OLIVIA IN CENTRAL
MINNESOTA TO CALEDONIA IN EXTREME SOUTHEAST MINNESOTA. THESE SHOWERS AND
THUNDERSTORMS WERE ALSO MOVING TO THE NORTH AT 35 MILES AN HOUR.

MBM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 4:49 AM CDTSevere Thunderstorm WarningMPXMartin56 min
Jun 7, 6:30 AM CDTSevere Thunderstorm WarningMPXFreeborn30 min
Jun 7, 6:01 PM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine59 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1993Every severe thunderstorm warning 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.