Alert archive / Mississippi / Mesoscale Discussions in 2009

Mesoscale Discussion 305

March 27, 20094 states

The Storm Prediction Center issued this mesoscale discussion at Mar 27, 2009, 8:21 PM CDT for 4 states. It was in force for 84 min.

The area

The outline as issued.

The facts

Issued: Mar 27, 2009, 8:21 PM CDT (01:21 UTC)
Expired: Mar 27, 2009, 9:45 PM CDT
In force: 84 min
Issued by: the Storm Prediction Center

All 21 counties

Baldwin County, AL, Escambia County, AL, Mobile County, AL, Washington County, AL, Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL, Orleans Parish, LA, Saint Bernard Parish, LA, Saint Tammany Parish, LA, Washington Parish, LA, Forrest County, MS, George County, MS, Greene County, MS, Hancock County, MS, Harrison County, MS, Jackson County, MS, Lamar County, MS, Pearl River County, MS, Perry County, MS, Stone County, MS

The radar

The Mobile radar (KMOB), 21 km from the middle of the area, began a volume at 01:23 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 84Mar 27, 10:10 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
Mar 27, 10:09 PM CDT	Tornado Watch	SPC	Autauga, Baldwin, Butler, Choctaw, Clarke, Conecuh and 16 more	9 hr
Mar 27, 11:51 PM CDT	Mesoscale Discussion	SPC	Autauga, Baldwin, Butler, Choctaw, Clarke, Conecuh and 16 more	84 min
Mar 28, 1:17 AM CDT	Tornado Watch	SPC	Coffee, Dale, Geneva, Henry, Houston	4 hr
Mar 28, 3:14 AM CDT	Mesoscale Discussion	SPC	Autauga, Baldwin, Butler, Chilton, Choctaw, Clarke and 17 more	61 min
Mar 28, 4:25 AM CDT	Mesoscale Discussion	SPC	Autauga, Baldwin, Barbour, Bibb, Bullock, Butler and 45 more	35 min
Mar 28, 4:50 AM CDT	Tornado Watch	SPC	Baldwin, Butler, Choctaw, Clarke, Coffee, Conecuh and 11 more	5 hr
Mar 28, 4:59 AM CDT	Severe Thunderstorm Watch	SPC	Autauga, Barbour, Bibb, Bullock, Calhoun, Chambers and 24 more	3 hr
Mar 28, 6:48 AM CDT	Mesoscale Discussion	SPC	Baldwin, Barbour, Coffee, Conecuh, Covington, Crenshaw and 6 more	57 min
Mar 28, 9:20 AM CDT	Tornado Watch	SPC	Coffee, Dale, Geneva, Henry, Houston	8 hr
Mar 28, 12:58 PM CDT	Mesoscale Discussion	SPC	Blount, Colbert, Cullman, Jackson, Lauderdale, Lawrence and 5 more	92 min
Mar 28, 2:23 PM CDT	Tornado Watch	SPC	Cullman, DeKalb, Jackson, Lauderdale, Lawrence, Limestone and 3 more	7 hr
Mar 28, 5:18 PM CDT	Mesoscale Discussion	SPC	DeKalb, Jackson, Limestone, Madison, Marshall, Morgan	57 min
Mar 28, 2:19 PM CDT	Mesoscale Discussion	SPC	Calhoun, Franklin, Gadsden, Gulf, Hamilton, Jefferson and 5 more	56 min
Mar 27, 7:51 PM CDT	Tornado Watch	SPC	Acadia, Allen, Ascension, Assumption, Avoyelles, Calcasieu and 36 more	9 hr
Mar 27, 10:24 PM CDT	Mesoscale Discussion	SPC	Bienville, Bossier, Caddo, Claiborne, De Soto, East Carroll and 13 more	96 min
Mar 27, 11:06 PM CDT	Mesoscale Discussion	SPC	Acadia, Allen, Ascension, Assumption, Avoyelles, Caldwell and 32 more	84 min
Mar 28, 1:33 AM CDT	Mesoscale Discussion	SPC	Ascension, Assumption, East Baton Rouge, East Feliciana, Iberia, Iberville and 14 more	27 min
Mar 28, 2:20 AM CDT	Tornado Watch	SPC	Clarke, Covington, Forrest, Jasper, Jefferson Davis, Jones and 10 more	3 hr

Nearby

Mesoscale Discussions in Mississippi, 2009 Mesoscale Discussions in Alabama, 2009 Mesoscale Discussions in Louisiana, 2009 Every mesoscale discussion in 2009

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.