Alert archive / Minnesota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 61, NWS Sioux Falls, SD

July 25, 1995Cottonwood County, Jackson County, Minnesota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jul 25, 1995, 5:32 PM CDT for Cottonwood County, Jackson County, Minnesota. It was in force for 48 min.

The area

The counties it named.

The facts

Issued
Jul 25, 1995, 5:32 PM CDT (22:32 UTC)
Expired
Jul 25, 1995, 6:20 PM CDT
In force
48 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

Counties Cottonwood County, MN, Jackson County, MN

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.5 hours before the alert went out and 168 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 1995-07-25Temperature 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 1995-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 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
990 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
16 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 KFSD 252234 RRA
SVRFSD
MNC033-063-252320-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
532 PM CDT TUE JUL 25 1995

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 620 PM CDT 
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHWEST MINNESOTA

   ...SOUTHERN COTTONWOOD COUNTY
   ...NORTHERN JACKSON COUNTY
 
AT 530 PM CDT...A SEVERE THUNDERSTORM WAS DETECTED BY SIOUX FALLS
DOPPLER RADAR 18 MILES NORTHEAST OF WORTHINGTON  OR 7 MILES NORTHWEST
OF HERON LAKE MOVING EAST AT 23 MPH.

THIS STORM CAN BE EXPECTED IN THE VICINITY OF...
HERON LAKE               AROUND 549 PM CDT
WINDOM                   AROUND 610 PM CDT
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG...REINFORCED BUILDING.  DO NOT STAND BY WINDOWS.  DO NOT USE
TELEPHONES UNLESS IT IS AN EMERGENCY OR ELECTRICAL APPLIANCES UNTIL THE
STORM HAS PASSED.  MOTORISTS SHOULD AVOID FLOODED ROADWAYS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 4:00 PM CDTSevere Thunderstorm WarningFSDRock50 min
Jul 25, 4:51 PM CDTSevere Thunderstorm WarningFSDMurray, Nobles49 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1995Every severe thunderstorm warning in 1995

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.