Alert archive / South Dakota / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 253, NWS Rapid City, SD

July 28, 2011Pennington County, South Dakota

NWS Rapid City, SD issued this severe thunderstorm warning at Jul 28, 2011, 2:07 PM MDT for Pennington County, South Dakota. It was in force for 53 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 28, 2011, 2:07 PM MDT (20:07 UTC)
Expired
Jul 28, 2011, 3:00 PM MDT
In force
53 min
Issued by
NWS Rapid City, SD
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

County Pennington County, SD

The radar

The Rapid City radar (KUDX), 13 km from the middle of the area, began a volume at 20:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

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 Rapid City, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 28, 7:48 AM MDT, 6 hours 19 minutes earlier.

Area forecast discussion, Jul 28, 7:48 AM MDT, 6 hours 19 minutes before
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Hazardous weather outlook, Jul 28, 2:03 PM MDT, 4 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
203 PM MDT THU JUL 28 2011

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-291300-
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-
203 PM MDT (303 PM CDT) THU JUL 28 2011

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

.DAY ONE...TODAY AND TONIGHT

SCATTERED THUNDERSTORMS WILL CONTINUE ACROSS PORTIONS OF NORTHEAST
WYOMING AND WESTERN SOUTH DAKOTA THROUGH THIS EVENING. THERE IS A
SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE BLACK HILLS INTO
NORTHWEST SOUTH DAKOTA...WITH LARGE HAIL AND DAMAGING WIND GUSTS
POSSIBLE.

ADDITIONAL ISOLATED THUNDERSTORMS ARE POSSIBLE AFTER MIDNIGHT
AROUND THE BLACK HILLS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SCATTERED THUNDERSTORMS ARE POSSIBLE FRIDAY AFTERNOON AND EVENING.
THERE IS IS SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PORTIONS OF
NORTHEAST WYOMING AND WESTERN SOUTH DAKOTA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER MAY BE NEEDED TODAY.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 6:06 PM MDTSevere Thunderstorm WarningUNRMeade, Pennington54 min
Jul 27, 6:14 PM MDTAreal Flood AdvisoryUNRMeade, Pennington3 hr
Jul 27, 6:27 PM MDTSevere Thunderstorm WarningUNRCuster, Fall River, Meade, Pennington63 min
Jul 27, 7:30 PM MDTSevere Thunderstorm WarningUNRBennett, Haakon, Jackson, Meade, Pennington, Ziebach60 min
Jul 27, 8:06 PM MDTSevere Thunderstorm WarningUNRBennett, Jackson54 min
Jul 27, 8:28 PM MDTSevere Thunderstorm WarningUNRHaakon, Ziebach62 min
Jul 27, 8:55 PM MDTSevere Thunderstorm WarningUNRJackson, Mellette65 min
Jul 27, 9:27 PM MDTSevere Thunderstorm WarningUNRMellette, Todd63 min
Jul 27, 9:59 PM MDTSevere Thunderstorm WarningUNRTripp61 min
Jul 28, 2:13 PM MDTSevere Thunderstorm WarningUNRLawrence, Pennington42 min
Jul 28, 2:18 PM MDTSevere Thunderstorm WarningUNRHarding57 min
Jul 28, 2:24 PM MDTSevere Thunderstorm WarningUNRPerkins66 min
Jul 28, 2:56 PM MDTSevere Thunderstorm WarningUNRCuster, Pennington64 min
Jul 28, 3:05 PM MDTSevere Thunderstorm WarningUNRPerkins, Ziebach55 min
Jul 28, 3:09 PM MDTSevere Thunderstorm WarningUNRHarding66 min
Jul 28, 3:27 PM MDTSevere Thunderstorm WarningUNRButte, Harding63 min
Jul 28, 3:45 PM MDTSevere Thunderstorm WarningUNRHarding, Perkins60 min
Jul 28, 3:49 PM MDTSevere Thunderstorm WarningUNRButte, Lawrence24 min
Jul 28, 3:58 PM MDTSevere Thunderstorm WarningUNRPerkins, Ziebach62 min
Jul 28, 4:29 PM MDTSevere Thunderstorm WarningUNRZiebach61 min
Jul 28, 4:32 PM MDTSevere Thunderstorm WarningUNRButte, Harding58 min
Jul 28, 4:58 PM MDTSevere Thunderstorm WarningUNRPerkins, Ziebach62 min
Jul 27, 8:38 PM MDTSevere Thunderstorm WarningUNRCampbell82 min
Jul 28, 2:16 PM MDTSevere Thunderstorm WarningUNRCrook59 min
Jul 28, 4:09 PM MDTSevere Thunderstorm WarningUNRCrook51 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2011Every severe thunderstorm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.