Alert archive / Alabama / Mesoscale Discussions in 2020

Mesoscale Discussion 408

April 19, 202018 counties in Alabama

The Storm Prediction Center issued this mesoscale discussion at Apr 19, 2020, 3:03 PM CDT for 18 counties in Alabama. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued
Apr 19, 2020, 3:03 PM CDT (20:03 UTC)
Expired
Apr 19, 2020, 5:00 PM CDT
In force
117 min
Issued by
the Storm Prediction Center
Chance of a watch
80%

Counties Autauga County, AL, Butler County, AL, Choctaw County, AL, Clarke County, AL, Coffee County, AL, Conecuh County, AL, Crenshaw County, AL, Dallas County, AL, Greene County, AL, Hale County, AL, Lowndes County, AL, Marengo County, AL, Monroe County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Sumter County, AL, Wilcox County, AL

The radar

The Birmingham radar (KBMX), 112 km from the middle of the area, began a volume at 20:02 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.

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 19, 2:34 AM CDTMesoscale DiscussionSPCFayette, Lamar, Marion, Pickens, Tuscaloosa116 min
Apr 19, 3:56 PM CDTTornado WatchSPCAutauga, Barbour, Bullock, Butler, Choctaw, Clarke and 20 more6 hr
Apr 19, 5:52 PM CDTMesoscale DiscussionSPCBarbour, Bullock, Butler, Choctaw, Clarke, Coffee and 11 more83 min

Nearby

Mesoscale Discussions in Alabama, 2020Every mesoscale discussion in 2020

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.