3 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, 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 the first event at Aug 8, 12:55 PM MST, 4 hours earlier.
AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY NATIONAL WEATHER SERVICE RAPID CITY SD 155 PM MDT THU AUG 8 2002 ...SEVERE THUNDERSTORM WATCH ENTIRE AREA EXCEPT CAMPBELL COUNTY WYOMING THIS EVENING... VIGOROUS PACIFIC SHORT WAVE MOVING INTO THE NORTHERN PLAINS THIS AFTERNOON WILL CONTINUE TO PRODUCE INTENSE THUNDERSTORM ACTIVITY AS IT MOVES OUT OF SOUTHERN MONTANA INTO NORTHEAST WYOMING AND WESTERN SOUTH DAKOTA. FORECAST HODOGRAPHS INDICATE A PREFERENCE FOR LINEAR ORGANIZATION...STRONG WINDS AND LARGE HAIL. THE WINDS ARE OF PARTICULAR CONCERN FOR NWRN SD...N AND NE OF THE BLACK HILLS...SINCE THE SHORT WAVE WILL CONTRIBUTE 50+ MPH WIND SPEEDS TO THE MID LEVELS OF THE ATMOSPHERE ACROSS WRN SD BY MIDNIGHT. SEVERE WEATHER OPERATIONS IN PROGRESS AT UNR. ONLY MINOR ADJUSTMENTS WERE MADE TO LATER PERIODS OF THE PACKAGE. A SOMEWHAT UNSTABLE NW FLOW WILL KEEP THE WEATHER MODERATELY ACTIVE THROUGH THE END OF THE WEEK...THEN LARGE SCALE SUBSIDENCE AND DRY AIR WILL PROVIDE A RESPITE FROM MIDDAY SATURDAY THROUGH SUNDAY. SUMMERTIME HEATING AND A WEAK MID LEVEL SHORT WAVE WILL PRODUCE SOME WEATHER MON AND TUE...WITH FAIR SKIES DOMINATING WED AND THU. .UNR...NONE. CARPENTER
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
537 PM MDT THU AUG 08 2002
TIME(MDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0246 PM 4 E UPTON WY 60 MPH TSTM GUST
08/08/02 WESTON REPORTED BY PUBLIC.
0315 PM 10 N REVA SD 1.75 INCH HAIL
08/08/02 HARDING REPORTED BY STORM
SPOTTER.
0340 PM 12 NW PRAIRIE CITY SD 1 INCH HAIL
08/08/02 PERKINS REPORTED BY PUBLIC.
0412 PM DEADWOOD SD FLOOD
08/08/02 LAWRENCE MUDSLIDES REPORTED IN
DEADWOOD. REPORTED BY
LAW ENFORCEMENT OFFICIAL.
0415 PM 5 S WHITEWOOD SD .75 INCH HAIL
08/08/02 LAWRENCE REPORTED BY OFF-DUTY
NWS EMPLOYEE.
0423 PM 20 NW BELLE FOURCHE SD 60 MPH TSTM GUST
08/08/02 BUTTE REPORTED BY STORM
SPOTTER.
0430 PM RAPID CITY SD .75 INCH HAIL
08/08/02 PENNINGTON REPORTED BY PUBLIC.
0436 PM TILFORD SD .75 INCH HAIL
08/08/02 MEADE REPORTED BY PUBLIC.
0439 PM HERMOSA SD 60 MPH TSTM GUST
08/08/02 CUSTER REPORTED BY COOPERATIVE
OBSERVER.
0439 PM PIEDMONT SD 2 INCH HAIL
08/08/02 MEADE REPORTED BY PUBLIC.
0439 PM 2 NW PIEDMONT SD 1 INCH HAIL
08/08/02 MEADE REPORTED BY PUBLIC.
0455 PM 1 S NEW UNDERWOOD SD 60 MPH TSTM GUST
08/08/02 PENNINGTON REPORTED BY STORM
SPOTTER.
0527 PM 3 ESE ELM SPGS SD 70 MPH TSTM GUST
08/08/02 MEADE REPORTED BY STORM
SPOTTER.
WFO UNR STAFFThe national radar mosaic for the moment the first event began.
3 thunderstorm wind. Local standard time, as filed.
Six inch diameter tree limbs were blown down, and a semi-trailer was tipped over by thunderstorm winds.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in South Dakota in 2002Every state in 2002This day in weather historyWarnings in South Dakota, August 2002
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5310633, 5310634, 5310635.