Alert archive / South Dakota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 48, NWS Aberdeen, SD

June 24, 1998Stanley County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 24, 1998, 8:53 PM MDT for Stanley County, South Dakota. It was in force for 32 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 24, 1998, 8:53 PM MDT (02:53 UTC)
Expired: Jun 24, 1998, 9:25 PM MDT
In force: 32 min
Issued by: NWS Aberdeen, SD
Area: Whole counties

County Stanley County, SD

What was reported inside it

Time	Report	Where	Remark
Jun 24, 9:00 PM MDT	Hail 0.88	Ft Pierre, SD
Jun 24, 9:00 PM MDT	Thunderstorm Wind 61	Ft Pierre, SD

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 24, 3:30 PM MDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 00:00Z, 2.9 hours before the alert went out and 175 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1308 J/kg
Mixed-layer CIN: -102 J/kg
Mixed-layer LCL: 1446 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 168 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.0

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.

NWS Aberdeen, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 24, 9:30 AM MDT, 11 hours 23 minutes earlier.

Area forecast discussion, Jun 24, 9:30 AM MDT, 11 hours 23 minutes before

AREA FORECAST DISCUSSION FOR CENTRAL/NORTH CENTRAL/NORTHEAST SD
AND FOR TRAVERSE/BIG STONE COUNTIES OF MN
NATIONAL WEATHER SERVICE ABERDEEN SD
1030 AM CDT WED JUN 24 1998

HAVE UPDATED MAINLY TO CLEAN UP THE MORNING WORDING.  WILL LET
SLIGHT TSRA CHC CONTINUE THROUGH THE AFTERNOON GIVEN GOOD
INSTABILITY AND RELATIVELY WEAK CAP PER MORNING SOUNDING. MORNING
SOUNDINGS ALSO SUPPORTED HIGH TEMPS SO DIDNT FIDDLE WITH THESE MUCH.

.ABR...NONE.
TDK

In the hours before

Special weather statement, Jun 24, 3:10 PM MDT, 5 hours 43 minutes before

SDZ003>005-009-010-015>017-033>037-045-048-051-250310-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
410 PM CDT (310 PM MDT) WED JUN 24 1998

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM CDT FOR MUCH OF CENTRAL
SOUTH DAKOTA...

THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH
FOR CENTRAL SOUTH DAKOTA...IN EFFECT UNTIL 10 PM CDT.  THE WATCH
AREA INCLUDES THE COUNTIES OF CORSON...DEWEY...STANLEY...JONES...
LYMAN...HUGHES...HAND...HYDE...SULLY...WALWORTH...POTTER...
CAMPBELL...MCPHERSON...EDMUNDS...FAULK AND BUFFALO.

SEVERE THUNDERSTORMS CAN PRODUCE HAIL 3/4 INCH OR LARGER AS WELL AS
WINDS GREATER THAN 60 MPH.

IF YOU LIVE IN THE WATCH AREA STAY CLOSE TO A RADIO OR TV IN CASE A
WARNING IS ISSUED.  IF A WARNING IS ISSUED FOR YOUR AREA...PLEASE
TAKE COVER IMMEDIATELY.

TDK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 7:54 PM MDT	Severe Thunderstorm Warning	ABR	McPherson	26 min
Jun 24, 8:20 PM MDT	Tornado Warning	ABR	McPherson	50 min
Jun 24, 9:10 PM MDT	Severe Thunderstorm Warning	ABR	McPherson	45 min
Jun 24, 9:19 PM MDT	Severe Thunderstorm Warning	ABR	Hamlin	46 min
Jun 24, 9:25 PM MDT	Severe Thunderstorm Warning	ABR	Deuel	50 min
Jun 24, 9:30 PM MDT	Severe Thunderstorm Warning	ABR	Dewey	65 min
Jun 24, 9:55 PM MDT	Severe Thunderstorm Warning	ABR	Brown	50 min
Jun 24, 10:03 PM MDT	Severe Thunderstorm Warning	ABR	Edmunds	32 min
Jun 24, 10:23 PM MDT	Severe Thunderstorm Warning	ABR	Faulk	27 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 1998 Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.