Alert archive / Arkansas / Mesoscale Discussions in 2011

Mesoscale Discussion 1862

August 4, 20117 counties in Arkansas; 6 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Aug 4, 2011, 8:52 PM CDT for 7 counties in Arkansas; 6 counties in Oklahoma. It was in force for 53 min.

The area

The outline as issued.

The facts

Issued
Aug 4, 2011, 8:52 PM CDT (01:52 UTC)
Expired
Aug 4, 2011, 9:45 PM CDT
In force
53 min
Issued by
the Storm Prediction Center

Counties Garland County, AR, Howard County, AR, Montgomery County, AR, Pike County, AR, Polk County, AR, Scott County, AR, Sebastian County, AR, Haskell County, OK, Latimer County, OK, LeFlore County, OK, McIntosh County, OK, Muskogee County, OK, Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 62 km from the middle of the area, began a volume at 01:55 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 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.

IssuedProductOfficeCountiesLasted
Aug 4, 7:18 PM CDTMesoscale DiscussionSPCGarland, Howard, Montgomery, Pike, Polk, Scott and 1 more57 min
Aug 5, 12:06 PM CDTMesoscale DiscussionSPCMonroe, Phillips54 min

Nearby

Mesoscale Discussions in Arkansas, 2011Mesoscale Discussions in Oklahoma, 2011Every mesoscale discussion 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.