Alert archive / South Dakota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 4, NWS Aberdeen, SD

May 21, 1995Spink County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at May 21, 1995, 10:57 PM CDT for Spink County, South Dakota. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
May 21, 1995, 10:57 PM CDT (03:57 UTC)
Expired
May 22, 1995, 12:00 AM CDT
In force
63 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

County Spink County, SD

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 4.0 hours before the alert went out and 6 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, Aberdeen, SD at 00:00Z on 1995-05-22Temperature 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, Aberdeen, SD at 00:00Z on 1995-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 square meters per square second.1939587897117136156175194214233Sfc1 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
2199 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
107 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 KABR 220357
SVRABR
SDC115-220500-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
1057 PM CDT SUN MAY 21 1995

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT CDT (1100 PM
MDT)
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEAST SOUTH DAKOTA

   ...SPINK COUNTY
 
A SEVERE THUNDERSTORM WAS MOVING SOUTHEAST AT 40 MILES
AN HOUR AND WILL AFFECT MANSFIELD...NORTHVILLE AND MILLETTE
IMMEDIATELY.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60
MPH...DESTRUCTIVE HAIL 3/4 INCH OR LARGER...DEADLY LIGHTNING AND
VERY HEAVY RAIN THAT CAN QUICKLY FLOOD A LOW LYING AREA. IF YOU ARE
IN THPE PATH OF THIS STORM TAKE ACTION NOW TO PROTECT YOUR FAMILY...
YOURSELF AND YOUR PROPERTY.

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

Local storm report, May 21, 9:47 PM CDT, 1 hour 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
945 PM CDT (845 PM MDT)SUN MAY 21 1995

TIME(CST)  .....CITY LOCATION.... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION...

 858 PM     4 MI. S LOWRY           SD   .75 INCH HAIL
 05/21/95   WALWORTH

 945 PM     2 MI. W MINA            SD   .50 INCH HAIL
            EDMUNDS

 OLSON

The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 8:59 PM CDTTornado WarningABREdmunds, Faulk, Potter31 min
May 21, 9:05 PM CDTSevere Thunderstorm WarningABRMcPherson55 min
May 21, 9:26 PM CDTTornado WarningABRBrown, Edmunds34 min
May 21, 9:39 PM CDTSevere Thunderstorm WarningABRFaulk, Potter61 min
May 21, 10:01 PM CDTSevere Thunderstorm WarningABRBrown, Edmunds, McPherson59 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 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.