Alert archive / Alabama / Mesoscale Discussions in 2013

Mesoscale Discussion 444

April 11, 201311 counties in Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida

The Storm Prediction Center issued this mesoscale discussion at Apr 11, 2013, 12:59 PM CDT for 11 counties in Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued: Apr 11, 2013, 12:59 PM CDT (17:59 UTC)
Expired: Apr 11, 2013, 2:30 PM CDT
In force: 91 min
Issued by: the Storm Prediction Center
Chance of a watch: 95%

Counties Baldwin County, AL, Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Escambia County, AL, Mobile County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL, Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 113 km from the middle of the area, began a volume at 18:00 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.

Tornado Watch 98Apr 11, 1:30 PM CDT

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 11, 10:41 AM CDT	Mesoscale Discussion	SPC	Colbert, Cullman, Fayette, Franklin, Greene, Hale and 12 more	2 hr
Apr 11, 11:56 AM CDT	Tornado Watch	SPC	Autauga, Bibb, Blount, Chilton, Colbert, Coosa and 31 more	7 hr
Apr 11, 1:30 PM CDT	Tornado Watch	SPC	Baldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 6 more	8 hr
Apr 11, 2:21 PM CDT	Mesoscale Discussion	SPC	Autauga, Bibb, Blount, Chilton, Coosa, Cullman and 12 more	84 min
Apr 11, 3:26 PM CDT	Mesoscale Discussion	SPC	Chambers, Cleburne, Lee, Randolph, Russell	94 min
Apr 11, 3:45 PM CDT	Tornado Watch	SPC	Barbour, Bullock, Calhoun, Chambers, Cherokee, Clay and 9 more	6 hr
Apr 11, 5:03 PM CDT	Mesoscale Discussion	SPC	Coffee, Dale, Geneva, Henry, Houston	2 hr
Apr 11, 5:35 PM CDT	Mesoscale Discussion	SPC	Baldwin, Butler, Conecuh, Covington, Crenshaw, Escambia and 2 more	115 min
Apr 11, 5:54 PM CDT	Mesoscale Discussion	SPC	Autauga, Bullock, Calhoun, Chambers, Cherokee, Clay and 11 more	96 min

Nearby

Mesoscale Discussions in Alabama, 2013 Mesoscale Discussions in Florida, 2013 Every mesoscale discussion in 2013

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.