Damaging Wind in South Dakota, July 8, 2013

Name: Damaging Wind in South Dakota, July 8, 2013
Start: 2013-07-08T21:15
End: 2013-07-08T21:15
Location: South Dakota

July 8, 2013 · NWS UNR · 1 event in 1 county or zone

A severe thunderstorm produced strong wind gusts over eastern Ziebach County.

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
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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 happened

The episode as NWS UNR wrote it up.

A severe thunderstorm produced strong wind gusts over eastern Ziebach County.

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 Jul 8, 4:32 PM MST, 4 hours 43 minutes earlier.

Area forecast discussion, Jul 8, 4:32 PM MST, 4 hours 43 minutes before

AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
532 PM MDT MON JUL 8 2013

.SHORT TERM...THIS EVENING THROUGH TUESDAY NIGHT
ISSUED AT 126 PM MDT MON JUL 8 2013

WATER VAPOR SHOWS GENERALLY W/SW FLOW ALOFT ACROSS THE NRN PLAINS.
EMBEDDED SHORT WAVE IS NOTED ACROSS SRN WY. A STRONG UPPER TROF IS
PUSHING OUT OF THE PAC NW INTO THE NRN ROCKIES. AT THE
SURFACE...RATHER BROAD HIGH COVERS THE NRN PLAINS WITH WEAK TROF
EXTENDING FROM NCNTRL WY THROUGH ERN CO.

REST OF THIS AFTN/EVENING...ATMOS REMAINS QUITE STABLE ACROSS THE
CWFA EARLY THIS AFTN IN WAKE OF THIS MRNGS CONVECTION.
HOWEVER...WITH CLEARING SKIES ACROSS OUR WRN HALF OF ZONES AND THE
APPROACHING SHORT WAVE...EXPECT SURFACE BASED CONVECTION TO
INITIATE WITHIN THE NEXT COUPLE HOURS. ALTHOUGH NOT OVERLY
IMPRESSIVE...AMPLE SHEAR IS AVAILABLE FOR SUPERCELLS. BIGGEST
THREATS WILL BE LARGE HAIL/STRONG WINDS ALTHOUGH WITH PRECIPITABLE
WATERS RUNNING UP TO 150% OF NORMAL HEAVY RAINS ARE A CONCERN.
CONVECTION WILL END FROM WEST TO EAST THIS EVE WITH PASSAGE OF
SHORT WAVE.

TUESDAY...UPPER TROF (CURRENTLY WORKING OUT OF THE PAC NW INTO THE
NRN ROCKIES) WILL PUSH EWD ALONG THE US/CNDN BORDER. THIS WILL
DRIVE A COLD FRONT THROUGH THE CWFA RATHER EARLY IN THE DAY. THIS
WILL USHER IN A LARGELY STABLE AMS WITH BEST CHANCES FOR
CONVECTION MOSTLY NORTH/EAST OF THE CWFA. GUSTY NW WINDS EXPECTED
ACROSS MUCH OF THE AREA THROUGH THE DAY.

&&

.LONG TERM...WEDNESDAY THROUGH MONDAY
ISSUED AT 126 PM MDT MON JUL 8 2013

AN UPPER RIDGE WILL BEGIN TO BUILD ACROSS THE NORTHERN
PLAINS ON WEDNESDAY BEFORE BECOMING CENTERED OVER THE REGION ON
THURSDAY. IT WILL SLOWLY BECOME POSITIVELY TILTED AND PUSHED FURTHER
SOUTH THIS WEEKEND AS AN UPPER TROF MOVES ACROSS THE NORTHERN
PLAINS. EMBEDDED SHORTWAVES WILL FLOW OVER THE RIDGE AND BRING AN
ALMOST DAILY CHANCE FOR SHOWERS AND THUNDERSTORMS. TEMPERATURES WILL
REMAIN ABOVE AVERAGE...WITH THE WARMEST DAYS BEING THURSDAY AND
FRIDAY WHEN THE THERMAL AXIS IS CENTERED OVER THE CWA. HIGHS ON
THESE DAYS WILL BE WELL INTO THE 90S ON THE PLAINS.

&&

.AVIATION...(FOR THE 00Z TAFS THROUGH 00Z TUESDAY EVENING)
ISSUED AT 531 PM MDT MON JUL 8 2013

SCATTERED THUNDERSTORMS WILL CONTINUE ACROSS THE AREA THROUGH
TUESDAY MORNING. LOCALIZED MVFR CONDITIONS AND WIND GUSTS TO 50
KTS ARE POSSIBLE IN THE VICINITY OF STORMS. OTHERWISE VFR
CONDITIONS ARE EXPECTED.

&&

.UNR WATCHES/WARNINGS/ADVISORIES...
SD...NONE.
WY...NONE.
&&

SHORT TERM...JOHNSON
LONG TERM...MLS
AVIATION...MLS

Hazardous weather outlook, Jul 8, 2:18 AM MST, 18 hours 57 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
318 AM MDT MON JUL 8 2013

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-091300-
BENNETT-BUTTE-CENTRAL BLACK HILLS-CUSTER CO PLAINS-FALL RIVER-HAAKON-
HARDING-HERMOSA FOOT HILLS-JACKSON-MELLETTE-NORTHEASTERN CROOK-
NORTHERN BLACK HILLS-NORTHERN CAMPBELL-NORTHERN FOOT HILLS-
NORTHERN MEADE CO PLAINS-PENNINGTON CO PLAINS-PERKINS-RAPID CITY-
SHANNON-SOUTHERN BLACK HILLS-SOUTHERN CAMPBELL-SOUTHERN FOOT HILLS-
SOUTHERN MEADE CO PLAINS-STURGIS/PIEDMONT FOOT HILLS-TODD-TRIPP-
WESTERN CROOK-WESTON-WYOMING BLACK HILLS-ZIEBACH-
318 AM MDT (418 AM CDT) MON JUL 8 2013

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

.DAY ONE...TODAY AND TONIGHT

SCATTERED THUNDERSTORMS ARE EXPECTED TODAY AND TONIGHT.
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON
AND EVENING...WITH LARGE HAIL AND DAMAGING WINDS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THERE IS SLIGHT CHANCE OF THUNDERSTORMS EACH DAY. SEVERE
THUNDERSTORMS ARE NOT EXPECTED AT THIS TIME.

.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, Jul 8, 8:24 PM MST, 51 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
924 PM MDT MON JUL 08 2013

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

0856 PM     TSTM WND GST     2 N LUDLOW              45.86N 103.38W
07/08/2013  M65 MPH          HARDING            SD   DEPT OF HIGHWAYS

&&

SMITH

Local storm report, Jul 8, 8:29 PM MST, 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
929 PM MDT MON JUL 08 2013

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

0915 PM     TSTM WND GST     3 SSE LUDLOW            45.79N 103.36W
07/08/2013  E60 MPH          HARDING            SD   TRAINED SPOTTER

&&

ME

Special weather statement, Jul 8, 8:39 PM MST, 36 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RAPID CITY SD
939 PM MDT MON JUL 8 2013

SDZ025-026-030-031-072>074-090515-
NORTHERN FOOT HILLS-RAPID CITY-CUSTER CO PLAINS-
PENNINGTON CO PLAINS-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-
INCLUDING THE CITIES OF...SPEARFISH...RAPID CITY...FOLSOM...
WALL...STURGIS...UNION CENTER...HERMOSA
939 PM MDT MON JUL 8 2013

...STRONG WINDS EXPECTED THIS EVENING...

A PERIOD OF STRONG GUSTY WINDS CAN BE EXPECTED THIS EVENING...AS
AN OUTFLOW BOUNDARY MOVES THROUGH WESTERN SOUTH DAKOTA FROM
THUNDERSTORMS TO THE NORTH. WIND GUSTS IN EXCESS OF 50 MPH CAN BE
EXPECTED...ESPECIALLY ALONG THE NORTHERN AND EASTERN BLACK HILLS
FOOTHILLS AND PENNINGTON COUNTY PLAINS. THE PERIOD OF GUSTY WINDS
SHOULD LAST NO LONGER THAN A HALF HOUR.

JC

Local storm report, Jul 8, 8:57 PM MST, 18 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
957 PM MDT MON JUL 08 2013

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

0955 PM     TSTM WND GST     6 ENE LODGEPOLE         45.84N 102.55W
07/08/2013  E60 MPH          PERKINS            SD   TRAINED SPOTTER

&&

ME

Local storm report, Jul 8, 9:07 PM MST, 8 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1007 PM MDT MON JUL 08 2013

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

0900 PM     TSTM WND GST     4 N LUDLOW              45.89N 103.38W
07/08/2013  M72 MPH          HARDING            SD   DEPT OF HIGHWAYS

&&

SMITH

Local storm report, Jul 8, 9:09 PM MST, 6 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1009 PM MDT MON JUL 08 2013

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

0955 PM     TSTM WND GST     BISON                   45.52N 102.46W
07/08/2013  M60 MPH          PERKINS            SD   MESONET

&&

SMITH

The radar

The Rapid City radar (KUDX), 160 km away, was scanning. The volume nearest the first event began at 04:13 UTC.

Open the radar archive at this moment

Event by event

1 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Ziebach

When: July 8, 9:15 PM MST
Where: Ziebach County, 22.86 mi ESE of Dupree
Measured: 52 kt (60 mph) estimated gust
Reported by: Trained Spotter
Coordinates: 44.930, -101.164

Wind gusts were estimated at 60 mph.

What these are

Thunderstorm Wind: Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

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

The same day elsewhere

Every storm in South Dakota in 2013 Every state in 2013 This day in weather history Warnings in South Dakota, July 2013

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: 463896.