Alert archive / Alabama / Mesoscale Discussions in 2018

Mesoscale Discussion 283

April 22, 201817 counties in Alabama

The Storm Prediction Center issued this mesoscale discussion at Apr 22, 2018, 3:58 PM CDT for 17 counties in Alabama. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Apr 22, 2018, 3:58 PM CDT (20:58 UTC)
Expired
Apr 22, 2018, 6:30 PM CDT
In force
3 hr
Issued by
the Storm Prediction Center
Chance of a watch
20%

Counties Autauga County, AL, Bibb County, AL, Chilton County, AL, Dallas County, AL, Fayette County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lowndes County, AL, Marengo County, AL, Perry County, AL, Pickens County, AL, Shelby County, AL, Sumter County, AL, Tuscaloosa County, AL, Walker County, AL, Wilcox County, AL

The radar

The Birmingham radar (KBMX), 77 km from the middle of the area, began a volume at 20:59 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.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 22, 10:37 AM CDTMesoscale DiscussionSPCBaldwin, Choctaw, Clarke, Mobile, Washington2 hr
Apr 22, 1:58 PM CDTMesoscale DiscussionSPCBaldwin, Barbour, Butler, Coffee, Conecuh, Covington and 8 more3 hr
Apr 22, 2:55 PM CDTTornado WatchSPCBarbour, Bullock, Coffee, Covington, Crenshaw, Dale and 8 more8 hr

Nearby

Mesoscale Discussions in Alabama, 2018Every mesoscale discussion in 2018

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.