Alert archive / South Dakota / Mesoscale Discussions in 2008

Mesoscale Discussion 708

April 23, 200814 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at Apr 23, 2008, 4:38 PM MDT for 14 counties in South Dakota. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued: Apr 23, 2008, 4:38 PM MDT (22:38 UTC)
Expired: Apr 23, 2008, 7:15 PM MDT
In force: 3 hr
Issued by: the Storm Prediction Center

Counties Bennett County, SD, Haakon County, SD, Hughes County, SD, Hyde County, SD, Jackson County, SD, Jones County, SD, Lyman County, SD, Mellette County, SD, Oglala Lakota County, SD, Pennington County, SD, Stanley County, SD, Sully County, SD, Todd County, SD, Tripp County, SD

The radar

The Rapid City radar (KUDX), 123 km from the middle of the area, began a volume at 22:41 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 225Apr 23, 5:50 PM MDT

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 23, 12:16 PM MDT	Mesoscale Discussion	SPC	Custer, Fall River, Oglala Lakota, Pennington	2 hr
Apr 23, 5:48 PM MDT	Severe Thunderstorm Watch	SPC	Bennett, Custer, Fall River, Haakon, Jackson, Jones and 5 more	6 hr

Nearby

Mesoscale Discussions in South Dakota, 2008 Every mesoscale discussion in 2008

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.