Name: Hail in South Dakota, August 29, 2002
Start: 2002-08-29T17:56
End: 2002-08-29T17:56
Location: South Dakota

Where it happened

Every event with a place to put it. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

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The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 1

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.

What forecasters said that day

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 29, 2:40 PM MST, 3 hours 16 minutes earlier.

Area forecast discussion, Aug 29, 2:40 PM MST, 3 hours 16 minutes before

AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
210 PM MDT THU AUG 29 2002

TSMS GOING WELL ACRS WY ATTM AND EXPECT THESE STORMS TO MAKE IT INTO
CWA BY 00Z AS STRONG S/W MOVES ACRS ROCKIES. GIVEN SUPERCELL MOTION
OF NEAR 0 KTS THRU EARLY EVE AND THE HIGH PRECIPITABLE WATER
VALUES...ISSUED A FLOOD WATCH FOR DEADWOOD AREA. WENT WITH LIKELY
POPS ACRS CWA WITH THIS SYSTEM. GD SHEAR AND INSTABILITY FCST ACRS
CWA AND WOULD NOT BE SURPRISED TO GET A TS WATCH IN THE NEXT FEW
HRS. ACTIVITY WL LIKELY LAST WELL PAST 06Z AS LL JET KICKS IN AND
KEEPS STORMS GOING ACRS PLNS.

FRI...SFC TROF WL PASS THRU WRN CWA BY 00Z AND BRING IN MUCH DRIER
AIR TO AREA. BEST CHC FOR STORMS WL BE E OF TROF THRU PLNS WHERE
MENTIONED CHC POPS.  ALSO PUT IN SLT CHC ACRS W WHERE A COUPLE
STORMS MAY GET GOING EARLIER IN THE DAY. HIGHS TMRW WL BE GETTING
OVR 90 DEG ACRS THE PLNS WITH THERMAL RDG OVR WRN SD. MOS TEMPS LK A
LTL LO AND RAISED 3-5 DEG. FRI NIGHT...S/W RDG WL MOVE INTO WRN SD
WITH GD NVA FCST...SO WITH THE DRIER AIR AROUND EXPECT MOSTLY CLEAR
SKIES WITH LOWS IN THE MID 50S TO MID 60S.

SAT...ANOTHER DECENT S/W WL MOVE THRU AREA...NOT MUCH MOISTURE
AROUND...BUT SOME INSTABILITY. MAY HAVE SOME DRY TSMS WITH
INVERTED-V SOUNDING. INCLUDED 20 POPS THRU CWA. COLD FNT WL PASS
THRU SAT NIGHT AND BRING A BTR CHC FOR TSMS TO AREA...BUT BEST CHC
LKS TO BE JUST E OF FCST AREA WHERE BTR MOISTURE WL BE AVAILABLE.

BROAD TROF WL BE ACRS MUCH OF THE WRN 2/3RDS OF U.S. AND MDLS
SHOWING A COUPLE OF DISTURBANCES MVG THRU FA. INCLUDED CHC POPS ONCE
AGAIN ACRS AREA. TEMPS WL BE COOLER THAN FRI AND SAT WITH HIGHS
MAINLY IN THE LWR TO MID 80S.

ANOTHER CHC FOR STORMS LABOR DAY WITH ANOTHER S/W BEFORE RDG STARTS
TO BUILD IN FOR TUE AND WED. THIS WL BRING DRY CONDS TO AREA WITH
GRADUALLY WARMER TEMPS. NEXT CHC FOR STORMS LKS TO BE THU AS RDG
PASSES TO THE E.

.UNR...SEVERE THUNDERSTORM WATCH UNTIL 10 PM MDT FOR NE WY AND
EXTREME WRN SD.
       FLOOD WATCH UNTIL 430 AM MDT FOR LAWRENCE COUNTY.

JMG

In the hours before

Local storm report, Aug 29, 5:22 PM MST, 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
622 PM MDT THU AUG 29 2002

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

0540 PM    10 NE EDGEMONT            SD   .75 INCH HAIL
08/29/02   FALL RIVER                     REPORTED BY PUBLIC.

0602 PM    9 NW EDGEMONT             SD   .75 INCH HAIL
08/29/02   FALL RIVER                     REPORTED BY PUBLIC.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 hail. Local standard time, as filed.

Hail, Lawrence

When: August 29, 5:56 PM MST
Where: Lawrence County, 2 mi W of Spearfish
Measured: 0.88 in hail
Reported by: TRAINED SPOTTER
Coordinates: 44.500, -103.883

What these are

Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in South Dakota in 2002 Every state in 2002 This day in weather history Warnings in South Dakota, August 2002

Sources

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: 5310834.