Alert archive / Minnesota / Tornado Warnings in 1994

Tornado Warning 32, NWS Twin Cities, MN

August 7, 1994Kandiyohi County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Aug 7, 1994, 5:40 PM CDT for Kandiyohi County, Minnesota. It was in force for 35 min.

The area

The counties it named.

The facts

Issued
Aug 7, 1994, 5:40 PM CDT (22:40 UTC)
Expired
Aug 7, 1994, 6:15 PM CDT
In force
35 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Kandiyohi County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 12:00Z, 10.7 hours before the alert went out and 115 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 1994-08-07Temperature 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 1994-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1220 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
171 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 
TTAA00 KSTC 072240
TORSTC
MNC067-072315-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA
540 PM CDT SUN AUG 7 1994
 
THE NATIONAL WEATHER SERVICE IN ST CLOUD MINNESOTA  HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  615 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MINNESOTA
 
   ...SOUTHEASTERN KANDIYOHI COUNTY
 
AT 535 PM RADAR SHOWED A SEVERE THUNDERSTORM LOCATED 15 MILES
SOUTHEAST OF WILLMAR AND A FUNNEL CLOUD WAS REPORTED BY THE PUBLIC
AT 535 PM 13 MILES SOUTH OF WILLMAR. THIS STORM WILL MOVE INTO THORPE
...LAKE LILLIAN AND BLOMKEST BY 600 PM.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
 
 
 
&
NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 4:44 PM CDTSevere Thunderstorm WarningMPXMille Lacs61 min
Aug 7, 5:12 PM CDTSevere Thunderstorm WarningMPXMeeker63 min
Aug 7, 5:17 PM CDTSevere Thunderstorm WarningMPXYellow Medicine43 min
Aug 7, 5:27 PM CDTSevere Thunderstorm WarningMPXRedwood48 min
Aug 7, 5:47 PM CDTTornado WarningMPXRenville28 min
Aug 7, 6:22 PM CDTSevere Thunderstorm WarningMPXRenville38 min
Aug 7, 6:35 PM CDTSevere Thunderstorm WarningMPXRedwood25 min
Aug 7, 6:44 PM CDTSevere Thunderstorm WarningMPXBrown, Nicollet31 min
Aug 7, 6:54 PM CDTSevere Thunderstorm WarningMPXScott, Sibley36 min

Nearby

Tornado Warnings in Minnesota, 1994Every tornado warning in 1994Tornadoes 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.