Hail in South Dakota, June 24, 2015

Name: Hail in South Dakota, June 24, 2015
Start: 2015-06-24T12:27
End: 2015-06-24T12:45
Location: South Dakota

June 24, 2015 · NWS UNR · 6 events in 1 county or zone

A severe thunderstorm moved southeast from Crook County, Wyoming toward Spearfish, producing hail to quarter size.

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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 6

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 happened

The episode as NWS UNR wrote it up.

A severe thunderstorm moved southeast from Crook County, Wyoming toward Spearfish, producing hail to quarter size.

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 Jun 24, 10:49 AM MST, 1 hour 38 minutes earlier.

Area forecast discussion, Jun 24, 10:49 AM MST, 1 hour 38 minutes before

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Hazardous weather outlook, Jun 24, 2:28 AM MST, 9 hours 59 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
328 AM MDT WED JUN 24 2015

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-251400-
HARDING-PERKINS-BUTTE-NORTHERN MEADE CO PLAINS-ZIEBACH-
NORTHERN BLACK HILLS-NORTHERN FOOT HILLS-RAPID CITY-
SOUTHERN FOOT HILLS-CENTRAL BLACK HILLS-SOUTHERN BLACK HILLS-
CUSTER CO PLAINS-PENNINGTON CO PLAINS-HAAKON-FALL RIVER-SHANNON-
JACKSON-BENNETT-MELLETTE-TODD-TRIPP-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-NORTHERN CAMPBELL-
SOUTHERN CAMPBELL-WESTERN CROOK-WYOMING BLACK HILLS-WESTON-
NORTHEASTERN CROOK-
328 AM MDT WED JUN 24 2015

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

.DAY ONE...TODAY AND TONIGHT

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER MUCH OF
THE AREA AGAIN LATER THIS AFTERNOON. LARGE HAIL AND DAMAGING WIND
GUSTS WILL BE POSSIBLE WITH THESE STORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ADDITIONAL WEATHER DISTURBANCES WILL BRING CHANCES FOR
THUNDERSTORMS THROUGH AT LEAST FRIDAY...WITH STRONGER STORMS
POSSIBLE AT TIMES. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS
OVER NORTHEASTERN WYOMING AND SOUTHWESTERN SOUTH DAKOTA AGAIN ON
THURSDAY. LARGE HAIL AND STRONG WIND GUSTS WILL BE THE MAIN
THREATS FROM ANY SEVERE STORMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TODAY.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...
OR CHECK OUR WEB SITE AT WEATHER.GOV/RAPIDCITY

In the hours before

Local storm report, Jun 24, 9:00 AM MST, 3 hours 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1000 AM MDT WED JUN 24 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0948 AM     HAIL             12 W UPTON              44.10N 104.86W
06/24/2015  E1.00 INCH       WESTON             WY   TRAINED SPOTTER

&&

MCKEMY

Local storm report, Jun 24, 9:16 AM MST, 3 hours 11 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1016 AM MDT WED JUN 24 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1015 AM     HEAVY RAIN       4 S DOWNTOWN RAPID CITY 44.02N 103.24W
06/24/2015  M3.06 INCH       PENNINGTON         SD   NWS EMPLOYEE

&&

MCKEMY

Local storm report, Jun 24, 10:34 AM MST, 1 hour 53 minutes before

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Local storm report, Jun 24, 10:50 AM MST, 1 hour 37 minutes before

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Local storm report, Jun 24, 11:55 AM MST, 32 minutes before

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Local storm report, Jun 24, 11:58 AM MST, 29 minutes before

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The radar

The Rapid City radar (KUDX), 91 km away, was scanning. The volume nearest the first event began at 19:24 UTC.

Open the radar archive at this moment

Event by event

6 hail. Local standard time, as filed.

Hail, Lawrence

When: June 24, 12:27 PM MST to 12:29 PM MST
Where: Lawrence County, Spearfish
Measured: 1 in hail
Reported by: Storm Chaser
Coordinates: 44.490, -103.860

Hail, Lawrence

When: June 24, 12:30 PM MST to 12:45 PM MST
Where: Lawrence County, 4 mi E of Spearfish
Measured: 1 in hail
Reported by: SHAVE Project
Coordinates: 44.490, -103.779

Hail, Lawrence

When: June 24, 12:30 PM MST to 12:35 PM MST
Where: Lawrence County, 1.73 mi NNW of Spearfish
Measured: 1 in hail
Reported by: SHAVE Project
Coordinates: 44.514, -103.870

Hail, Lawrence

When: June 24, 12:30 PM MST to 12:40 PM MST
Where: Lawrence County, 1.81 mi NW of Spearfish
Measured: 0.88 in hail
Reported by: SHAVE Project
Coordinates: 44.505, -103.890

Hail, Lawrence

When: June 24, 12:30 PM MST to 12:40 PM MST
Where: Lawrence County, 1 mi ESE of Spearfish
Measured: 0.75 in hail
Reported by: Public
Coordinates: 44.484, -103.841

Hail, Lawrence

When: June 24, 12:30 PM MST to 12:35 PM MST
Where: Lawrence County, 3.08 mi NNW of Spearfish
Measured: 0.88 in hail
Reported by: SHAVE Project
Coordinates: 44.532, -103.881

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

Every storm in South Dakota in 2015 Every state in 2015 This day in weather history Warnings in South Dakota, June 2015

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: 590310, 587459, 587460, 587461, 587462, 587463.