Alert archive / South Dakota / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 71, NWS Rapid City, SD

June 16, 2003Lawrence County, South Dakota

NWS Rapid City, SD issued this severe thunderstorm warning at Jun 16, 2003, 3:22 PM MDT for Lawrence County, South Dakota. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 16, 2003, 3:22 PM MDT (21:22 UTC)
Expired
Jun 16, 2003, 4:00 PM MDT
In force
38 min
Issued by
NWS Rapid City, SD
Area
Counties, with a storm outline in the text

County Lawrence County, SD

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.4 hours before the alert went out and 360 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, Bismarck Municip, ND at 12:00Z on 2003-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 122 joules per kilogram.LCLLFCEL10008507005003002001001 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, Bismarck Municip, ND at 12:00Z on 2003-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -39 square meters per square second.1939Sfc1 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
122 J/kg
Mixed-layer CIN
-208 J/kg
Mixed-layer LCL
1249 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-39 m²/s²
0-3 km storm-relative helicity
3 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Rapid City, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 2:00 PM MDT, 1 hour 22 minutes earlier.

Area forecast discussion, Jun 16, 2:00 PM MDT, 1 hour 22 minutes before
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Hazardous weather outlook, Jun 16, 6:40 AM MDT, 8 hours 42 minutes before
SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-171300-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
640 AM MDT MON JUN 16 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...TODAY AND TONIGHT

ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS ARE EXPECTED TODAY AS A
COLD FRONT COMBINED WITH AN UPPER LEVEL DISTURBANCE MOVES SLOWLY
THROUGH SOUTHERN SOUTH DAKOTA. ONCE AGAIN THE STORMS THAT DEVELOP
WILL MOVE VERY SLOWLY CREATING A THREAT FOR FLASH FLOODING. A FLOOD
WATCH HAS BEEN ISSUED FOR AREAS IN AND AROUND THE BLACK HILLS AND
SOUTHWESTERN SOUTH DAKOTA. LOCALLY HEAVY RAIN MAY ALSO OCCUR ACROSS
SOUTH CENTRAL SOUTH DAKOTA THIS EVENING. A COUPLE OF STORMS...
ESPECIALLY OVER THE BLACK HILLS HAVE THE POTENTIAL TO BECOME SEVERE
WITH HAIL LARGER THAN 3/4 OF AN INCH THE MAIN THREAT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A FEW SHOWERS AND THUNDERSTORMS ARE EXPECTED TO BE LOCATED OVER FAR
SOUTHERN SOUTH DAKOTA AND THE BLACK HILLS ON TUESDAY. THE NEXT
CHANCE FOR THUNDERSTORMS THEN COMES FRIDAY THROUGH SUNDAY AS A
SERIES OF UPPER LEVEL DISTURBANCES MOVE THROUGH THE HIGH PLAINS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TODAY.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 6:13 PM MDTSevere Thunderstorm WarningUNRButte62 min
Jun 15, 6:49 PM MDTSevere Thunderstorm WarningUNRLawrence56 min
Jun 15, 6:50 PM MDTSevere Thunderstorm WarningUNRLawrence55 min
Jun 15, 7:16 PM MDTSevere Thunderstorm WarningUNRButte, Harding, Meade, Perkins59 min
Jun 16, 1:49 PM MDTSevere Thunderstorm WarningUNRPennington41 min
Jun 15, 7:53 PM MDTSevere Thunderstorm WarningUNRCampbell52 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2003Every severe thunderstorm warning in 2003

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.