Alert archive / Mississippi / Special Weather Statements in 2015

Special Weather Statement, NWS New Orleans, LA

June 29, 2015Hancock County, Mississippi

NWS New Orleans, LA issued this special weather statement at Jun 29, 2015, 1:13 PM CDT for Hancock County, Mississippi. It was in force for 32 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: Jun 29, 2015, 1:13 PM CDT (18:13 UTC)
Expired: Jun 29, 2015, 1:45 PM CDT
In force: 32 min
Issued by: NWS New Orleans, LA

County Hancock County, MS

The radar

The Mobile radar (KMOB), 104 km from the middle of the area, began a volume at 18:13 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

Jackson, MS (KJAN), launched 12:00Z, 6.2 hours before the alert went out and 213 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: 444 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 1058 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 92 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

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

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The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 29, 3:49 PM CDT	Special Marine Warning	LIX		56 min
Jun 29, 5:23 PM CDT	Special Weather Statement	LIX	West Feliciana	52 min
Jun 29, 7:26 AM CDT	Special Weather Statement	LIX	Hancock	49 min
Jun 29, 1:45 PM CDT	Special Weather Statement	LIX	Harrison	30 min
Jun 29, 2:42 PM CDT	Special Weather Statement	LIX	Hancock, Harrison	33 min

Nearby

Special Weather Statements in Mississippi, 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.