Alert archive / South Dakota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 33, NWS Aberdeen, SD

June 12, 1994Beadle County, Sanborn County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 12, 1994, 5:25 PM CDT for Beadle County, Sanborn County, South Dakota. It was in force for 35 min.

The area

The counties it named.

The facts

Issued
Jun 12, 1994, 5:25 PM CDT (22:25 UTC)
Expired
Jun 12, 1994, 6:00 PM CDT
In force
35 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

Counties Beadle County, SD, Sanborn County, SD

The nearest sounding before it

Aberdeen, SD (KHON), launched 12:00Z, 10.4 hours before the alert went out and 78 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 12:00Z on 1994-06-12Temperature 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 12:00Z on 1994-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 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
1741 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
147 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 12, 4:00 PM CDT, 1 hour 25 minutes before
SDZ003->011-015>018-122300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
400 PM CDT SUN JUN 12 1994

...TORNADO WATCH FOR A SMALL PORTION OF NORTHEAST SOUTH DAKOTA UNTIL
   10 PM CDT TONIGHT...

DEVELOPING THUNDERSTORMS EAST OF THE MISSOURI RIVER IN CENTRAL SOUTH DAKOTA
CONTINUE TO MOVE EASTWARD AT 30 MILES AN HOUR. PERIODS OF VERY HEAVY RAIN
AND STRONG SURFACE WINDS CAN BE EXPECTED ALONG WITH SOME LARGE HAIL. OTHER
SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE ACROSS NORTHEAST SOUTH DAKOTA FROM
EAST OF THE MISSOURI RIVER TO THE MINNESOTA STATE LINE.

AT PRESENT...ONLY SPINK COUNTY IS WITHIN THE TORNADO WATCH AREA IN NORTHEAST
SOUTH DAKOTA. REMEMBER...SEVERE THUNDERSTORMS CAN POP UP RAPIDLY IN AND NEAR
A WATCH AREA, SO PERSONS ACROSS NORTHEAST AND NORTHCENTRAL SOUTH DAKOTA ARE
REMINDED TO STAY TUNED FOR FURTHER UPDATES AS THEY BECOME AVAILIABLE OVER T.V.
AND RADIO ALONG WITH NOAA WEATHER RADIO.
 STUDNICKA
Special weather statement, Jun 12, 4:00 PM CDT, 1 hour 25 minutes before
SDZ003->011-015>018-122300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
400 PM CDT SUN JUN 12 1994

...TORNADO WATCH FOR A SMALL PORTION OF NORTHEAST SOUTH DAKOTA UNTIL
   10 PM CDT TONIGHT...

DEVELOPING THUNDERSTORMS EAST OF THE MISSOURI RIVER IN CENTRAL SOUTH DAKOTA
CONTINUE TO MOVE EASTWARD AT 30 MILES AN HOUR. PERIODS OF VERY HEAVY RAIN
AND STRONG SURFACE WINDS CAN BE EXPECTED ALONG WITH SOME LARGE HAIL. OTHER
SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE ACROSS NORTHEAST SOUTH DAKOTA FROM
EAST OF THE MISSOURI RIVER TO THE MINNESOTA STATE LINE.

AT PRESENT...ONLY SPINK COUNTY IS WITHIN THE TORNADO WATCH AREA IN NORTHEAST
SOUTH DAKOTA. REMEMBER...SEVERE THUNDERSTORMS CAN POP UP RAPIDLY IN AND NEAR
A WATCH AREA, SO PERSONS ACROSS NORTHEAST AND NORTHCENTRAL SOUTH DAKOTA ARE
REMINDED TO STAY TUNED FOR FURTHER UPDATES AS THEY BECOME AVAILIABLE OVER T.V.
AND RADIO ALONG WITH NOAA WEATHER RADIO.
 STUDNICKA

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 4:08 PM CDTTornado WarningABRBeadle, Hand52 min
Jun 12, 5:06 PM CDTSevere Thunderstorm WarningABRHamlin44 min
Jun 12, 5:57 PM CDTSevere Thunderstorm WarningABRMiner33 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 1994Every severe thunderstorm warning 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.