Alert archive / Mississippi / Special Weather Statements in 2015

Special Weather Statement, NWS Mobile, AL

May 26, 2015Choctaw County, Alabama; 5 counties in Mississippi

NWS Mobile, AL issued this special weather statement at May 26, 2015, 5:22 AM CDT for Choctaw County, Alabama; 5 counties in Mississippi. It was in force for 83 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 26, 2015, 5:22 AM CDT (10:22 UTC)
Expired: May 26, 2015, 6:45 AM CDT
In force: 83 min
Issued by: NWS Mobile, AL

Counties Choctaw County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS

The radar

The Mobile radar (KMOB), 91 km from the middle of the area, began a volume at 10:24 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 nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 10.4 hours before the alert went out and 139 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 693 J/kg
Mixed-layer CIN: -75 J/kg
Mixed-layer LCL: 967 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 77 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Mobile, AL wrote its last area forecast discussion before this special weather statement went out at May 26, 4:59 AM CDT, 23 minutes earlier.

Area forecast discussion, May 26, 4:59 AM CDT, 23 minutes before

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Hazardous weather outlook, May 25, 8:30 PM CDT, 8 hours 52 minutes before

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In the hours before

Special weather statement, May 26, 5:22 AM CDT, 0 minutes before

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The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 26, 6:51 AM CDT	Special Marine Warning	MOB		39 min
May 26, 6:56 AM CDT	Special Weather Statement	MOB	Washington	64 min
May 26, 8:13 AM CDT	Special Marine Warning	MOB		92 min
May 26, 9:47 AM CDT	Special Marine Warning	MOB		118 min
May 26, 11:03 AM CDT	Special Weather Statement	MOB	Butler, Covington, Crenshaw	87 min
May 26, 6:37 AM CDT	Special Weather Statement	MOB	Greene	38 min

Nearby

Special Weather Statements in Mississippi, 2015 Special Weather Statements in Alabama, 2015 Every special weather statement in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.