Alert archive / South Dakota / Tornado Warnings in 2015

Tornado Warning 10, NWS Rapid City, SD

June 21, 2015Perkins County, South Dakota

NWS Rapid City, SD issued this tornado warning at Jun 21, 2015, 7:25 PM MDT for Perkins County, South Dakota. It was in force for 35 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: Jun 21, 2015, 7:25 PM MDT (01:25 UTC)
Expired: Jun 21, 2015, 8:00 PM MDT
In force: 35 min
Issued by: NWS Rapid City, SD
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 2.0 in

County Perkins County, SD

The radar

The Rapid City radar (KUDX), 154 km from the middle of the area, began a volume at 01:27 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 21, 4:57 PM MDT	Tornado Watch	SPC	5 hr

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jun 21, 6:34 PM MDT, 51 minutes before

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Local storm report, Jun 21, 7:11 PM MDT, 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
711 PM MDT SUN JUN 21 2015

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

0700 PM     FUNNEL CLOUD     7 SW LODGEPOLE          45.75N 102.78W
06/21/2015                   PERKINS            SD   TRAINED SPOTTER

&&

ME

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 6:41 PM MDT	Severe Thunderstorm Warning	UNR	Harding, Perkins	64 min
Jun 21, 6:59 PM MDT	Tornado Warning	UNR	Perkins	31 min
Jun 21, 7:49 PM MDT	Tornado Warning	UNR	Perkins	26 min
Jun 21, 8:13 PM MDT	Tornado Warning	UNR	Perkins, Ziebach	47 min
Jun 21, 8:57 PM MDT	Tornado Warning	UNR	Ziebach	47 min
Jun 21, 9:59 PM MDT	Severe Thunderstorm Warning	UNR	Harding, Perkins	61 min
Jun 21, 10:41 PM MDT	Severe Thunderstorm Warning	UNR	Harding, Perkins	64 min
Jun 21, 10:53 PM MDT	Severe Thunderstorm Warning	UNR	Butte	52 min
Jun 21, 11:16 PM MDT	Severe Thunderstorm Warning	UNR	Butte, Lawrence, Meade	44 min
Jun 21, 11:25 PM MDT	Severe Thunderstorm Warning	UNR	Butte, Lawrence	35 min
Jun 21, 11:41 PM MDT	Severe Thunderstorm Warning	UNR	Perkins, Ziebach	49 min
Jun 21, 11:49 PM MDT	Special Weather Statement	UNR	Lawrence	26 min
Jun 21, 11:56 PM MDT	Severe Thunderstorm Warning	UNR	Butte, Meade, Pennington	64 min
Jun 22, 12:08 AM MDT	Severe Thunderstorm Warning	UNR	Lawrence, Meade, Pennington	22 min
Jun 22, 12:23 AM MDT	Severe Thunderstorm Warning	UNR	Haakon, Jackson	22 min
Jun 22, 12:30 AM MDT	Severe Thunderstorm Warning	UNR	Haakon, Jackson, Meade, Pennington	60 min
Jun 22, 1:11 AM MDT	Tornado Warning	UNR	Haakon	16 min
Jun 22, 1:22 AM MDT	Severe Thunderstorm Warning	UNR	Haakon, Jackson, Mellette	53 min
Jun 22, 1:30 AM MDT	Severe Thunderstorm Warning	UNR	Tripp	30 min
Jun 22, 2:15 AM MDT	Severe Thunderstorm Warning	UNR	Mellette, Todd, Tripp	60 min
Jun 22, 8:17 AM MDT	River Flood Warning	UNR	Haakon, Ziebach	3 days
Jun 21, 11:02 PM MDT	Severe Thunderstorm Warning	UNR	Crook	58 min

Nearby

Tornado Warnings in South Dakota, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.