Alert archive / South Dakota / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 66, NWS Aberdeen, SD

June 22, 2003Roberts County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 22, 2003, 4:58 PM CDT for Roberts County, South Dakota. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 22, 2003, 4:58 PM CDT (21:58 UTC)
Expired: Jun 22, 2003, 5:30 PM CDT
In force: 32 min
Issued by: NWS Aberdeen, SD
Area: Counties, with a storm outline in the text

County Roberts County, SD

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

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 22, 2:55 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 10.0 hours before the alert went out and 143 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: 71 J/kg
Mixed-layer CIN: -231 J/kg
Mixed-layer LCL: 1423 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 68 m²/s²
0-3 km storm-relative helicity: 13 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 
WUUS53 KABR 222158
SVRABR
SDC109-222230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
458 PM CDT SUN JUN 22 2003

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ROBERTS COUNTY IN NORTHEAST SOUTH DAKOTA

* UNTIL 530 PM CDT

* AT 458 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES NORTHEAST OF PEEVER...OR ABOUT 11 MILES
  SOUTHEAST OF SISSETON...MOVING NORTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RURAL ROBERTS COUNTY NORTHEAST OF PEEVER THROUGH 510 PM CDT

A TORNADO WATCH IS ALSO IN EFFECT FOR THE AREA. SEVERE THUNDERSTORMS
CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL AND DAMAGING WIND.
GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN
ABERDEEN.

LAT...LON 4559 9704 4545 9688 4550 9676 4562 9687
          4586 9661

$$
HARDING

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 22, 2:59 PM CDT, 1 hour 59 minutes earlier.

Area forecast discussion, Jun 22, 2:59 PM CDT, 1 hour 59 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ABERDEEN SD
259 PM CDT SUN JUN 22 2003

.SHORT TERM...TONIGHT THROUGH TUESDAY.
THUNDERSTORMS LIKELY AFTER CAP BREAKS THIS AFTERNOON/EVENING. SOME
STORMS ALREADY FORMING SPINK COUNTY ALONG AN OLD OUTFLOW. SHOWERS
WITH LIGHTNING...STORMS BETWEEN REDFIELD AND FRANKFORT AND MOVING NE
TOWARD CLARK COUNTY. EXPECT SHOWERS AND THUNDER TO OCCUR WITH
POSSIBLE HAIL SHOWING IN STORM PROFILE. SYNOPTIC PATTERN SAME AS
YESTERDAY. ETA KEEPS FRONT SLOW AND APPEARS REASONABLE.  MCNULTY

.LONG TERM...TUESDAY NIGHT THROUGH SUNDAY.
SFC FRONT IS THROUGH CWA. DRIER AIR BEGINS TO ADVECT INTO
CWA...PROBABLY NOT A QUICKLY AS ETA IS PROGGING...SO WILL KEEP WITH
MORE GENEROUS GFS NUMBERS IN THE GRIDS. ALSO...GOOD CAA SEQUENCE
NOTED IN BOTH GFS AND ETA FOR WEDNESDAY...WITH ETA APPX 12 HOURS
FASTER THAN GFS. COORDINATED MAX T GRID FOR WEDNESDAY WITH UNR.
THANKS UNR. EVEN WITH DRYING AND COOLER AIR MOVING IN...BOTH ETA AND
GFS PRODUCE PRECIP OVER CWA ON WEDNESDAY AS UPPER LEVEL LOW LIFTS
THROUGH CWA...SO KEPT CHC/SLT CHC GOING DURING THE DAY/EVENING HOURS
IN GRIDS.

GFS CONTINUES TO PRODUCE SOLUTION LIKE ECMWF FOR EXTENDED. BETTER
CONFIDENCE IN FORECAST FOR DRY EXTENDED NOW. ALL EXTENDED IS DRY
WITH SFC AND UPPER LEVEL RIDGING TO BUILD INTO THE CWA. TEMPS START
OUT RATHER CHILLY ON THURSDAY...FOR LATE JUNE...AND SLOWLY MODERATE
THROUGHOUT THE OUT PERIODS. SOME QUESTION TOWARDS DAY 7 CONCERNING
RIDGE OR TROUGH IN THE WEST. LEANING TOWARD TREND OF ECMWF FOR THIS
FOR NOW. MEX MOS ENSEMBLES FOR TEMPS.

.ABR...SEVERE THUNDERSTORM WATCH FOR SODAK WEST RIVER COUNTIES UNTIL
02Z...AND TORNADO WATCH FOR NE SODAK AND WC MN COUNTIES UNTIL 02Z.

MCNULTY/DORN

Hazardous weather outlook, Jun 22, 5:45 AM CDT, 11 hours 13 minutes before

MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-231015-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ABERDEEN SD
545 AM CDT SUN JUN 22 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF CENTRAL...
NORTH CENTRAL AND NORTHEAST SOUTH DAKOTA...AS WELL AS
BIG STONE AND TRAVERSE COUNTIES IN MINNESOTA.

.DAY ONE...TODAY AND TONIGHT

A COLD FRONT WILL SLOWLY TRACK ACROSS THE AREA TODAY. THE FRONT WILL
MOVE INTO A MOIST AND UNSTABLE ATMOSPHERE...WHICH WILL ALLOW SHOWERS
AND THUNDERSTORMS TO DEVELOP AGAIN THIS AFTERNOON AND EVENING. SOME
OF THE STORMS MAY BE SEVERE...WITH LARGE HAIL AND STRONG WINDS BEING
THE MAIN THREATS...ALTHOUGH A FEW TORNADOES ARE
POSSIBLE...ESPECIALLY EAST OF A LINE FROM ABERDEEN TO REDFIELD.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THE ATMOSPHERE WILL REMAIN VERY UNSTABLE MONDAY THROUGH
WEDNESDAY...WITH MORE SHOWERS AND THUNDERSTORMS EXPECTED. THE BEST
CHANCE FOR SEVERE STORMS WILL BE MONDAY AFTERNOON AND EVENING. NO
HAZARDOUS WEATHER IS EXPECTED THURSDAY THROUGH SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS LIKELY LATER TODAY OR TONIGHT.

PARKIN

In the hours before

Local storm report, Jun 22, 12:13 PM CDT, 4 hours 45 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN, SD
1213 PM CDT SUN JUN 22 2003

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

0815 PM    1 E LEOLA                 SD   70 MPH WIND GUST
06/21/03   MCPHERSON

0945 PM    3 W NORTHVILLE            SD   .75 INCH HAIL
06/21/03   SPINK

0830 PM    HIGHMORE                  SD   WIND DAMAGE
06/21/03   HYDE                           500 GALLON FULL PROPANE
                                          TANK BLOWN DOWN

0930 PM    1 W HIGHMORE              SD   70 MPH WIND GUST
06/21/03   HYDE

0920 PM    15 S HARROLD              SD   .75 INCH HAIL
06/21/03   HUGHES

1015 PM    9 NNE ROCKHAM             SD   60 MPH WIND GUST
06/21/03   FAULK

NDM

Local storm report, Jun 22, 4:33 PM CDT, 25 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
0433 PM CDT SUN JUN 22 2003

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

0300 PM    TURTON                    SD   0.88 IN HAIL
06/22/03   SPINK

0325 PM    WEBSTER                   SD   0.75 IN HAIL
06/22/03   DAY

0336 PM    WEBSTER                   SD   0.75 IN HAIL
06/22/03   DAY

TDK

Local storm report, Jun 22, 4:38 PM CDT, 20 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
0438 PM CDT SUN JUN 22 2003

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

0415 PM    WILLOW LAKE               SD   0.88 IN HAIL
06/22/03   CLARK

0410 PM    4 S WAUBAY WILDLIFE REFUG SD   1.50 IN HAIL
06/22/03   DAY

TDK

Local storm report, Jun 22, 4:39 PM CDT, 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
0439 PM CDT SUN JUN 22 2003

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

0437 AM    7 S WEBSTER               SD   0.88 IN HAIL
06/22/03   DAY

TDK

Local storm report, Jun 22, 4:39 PM CDT, 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
0439 PM CDT SUN JUN 22 2003

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

0437 PM    7 S WEBSTER               SD   0.88 IN HAIL
06/22/03   DAY

TDK/KG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 7:11 PM CDT	Severe Thunderstorm Warning	ABR	McPherson	19 min
Jun 21, 7:24 PM CDT	Severe Thunderstorm Warning	ABR	Faulk	51 min
Jun 21, 7:28 PM CDT	Severe Thunderstorm Warning	ABR	Edmunds	47 min
Jun 21, 7:30 PM CDT	Severe Thunderstorm Warning	ABR	McPherson	45 min
Jun 21, 7:56 PM CDT	Severe Thunderstorm Warning	ABR	Brown	64 min
Jun 21, 8:13 PM CDT	Severe Thunderstorm Warning	ABR	Jones, McPherson	47 min
Jun 21, 8:16 PM CDT	Severe Thunderstorm Warning	ABR	Edmunds, Faulk	44 min
Jun 21, 8:29 PM CDT	Severe Thunderstorm Warning	ABR	Hughes, Hyde	46 min
Jun 21, 9:01 PM CDT	Severe Thunderstorm Warning	ABR	Brown, Edmunds, Faulk, Spink	59 min
Jun 21, 9:14 PM CDT	Severe Thunderstorm Warning	ABR	Hand, Hyde	46 min
Jun 21, 9:16 PM CDT	Severe Thunderstorm Warning	ABR	Hughes	14 min
Jun 21, 9:59 PM CDT	Severe Thunderstorm Warning	ABR	Brown, Spink	61 min
Jun 21, 10:03 PM CDT	Severe Thunderstorm Warning	ABR	Faulk	27 min
Jun 22, 2:47 PM CDT	Severe Thunderstorm Warning	ABR	Spink	43 min
Jun 22, 2:51 PM CDT	Severe Thunderstorm Warning	ABR	Clark, Day	39 min
Jun 22, 3:16 PM CDT	Severe Thunderstorm Warning	ABR	Roberts	44 min
Jun 22, 3:36 PM CDT	Severe Thunderstorm Warning	ABR	Day	39 min
Jun 22, 3:40 PM CDT	Severe Thunderstorm Warning	ABR	Clark	50 min
Jun 22, 4:00 PM CDT	Severe Thunderstorm Warning	ABR	Day, Roberts	60 min
Jun 22, 4:12 PM CDT	Severe Thunderstorm Warning	ABR	Day	48 min
Jun 22, 4:52 PM CDT	Flash Flood Warning	ABR	Roberts	3 hr

Nearby

Severe Thunderstorm Warnings in South Dakota, 2003 Every 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.