Alert archive / Mississippi / Special Weather Statements in 2012

Special Weather Statement, NWS Jackson, MS

January 26, 2012Marion County, Mississippi

NWS Jackson, MS issued this special weather statement at Jan 26, 2012, 1:26 AM CST for Marion County, Mississippi. It was in force for 29 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: Jan 26, 2012, 1:26 AM CST (07:26 UTC)
Expired: Jan 26, 2012, 1:55 AM CST
In force: 29 min
Issued by: NWS Jackson, MS

County Marion County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 7.4 hours before the alert went out and 114 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: 794 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 544 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 225 m²/s²
0-3 km storm-relative helicity: 235 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 4.1

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 Jackson, MS wrote its last area forecast discussion before this special weather statement went out at Jan 25, 9:29 PM CST, 3 hours 57 minutes earlier.

Area forecast discussion, Jan 25, 9:29 PM CST, 3 hours 57 minutes before

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Hazardous weather outlook, Jan 25, 7:24 PM CST, 6 hours 2 minutes before

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In the hours before

Local storm report, Jan 25, 7:42 PM CST, 5 hours 44 minutes before

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Special weather statement, Jan 25, 10:17 PM CST, 3 hours 9 minutes before

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Special weather statement, Jan 25, 11:07 PM CST, 2 hours 19 minutes before

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Special weather statement, Jan 26, 1:26 AM CST, 0 minutes before

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The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 25, 6:11 PM CST	Tornado Warning	JAN	Lincoln	49 min
Jan 25, 6:15 PM CST	Severe Thunderstorm Warning	JAN	Holmes, Humphreys, Yazoo	25 min
Jan 25, 6:33 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Lawrence, Simpson	42 min
Jan 25, 6:39 PM CST	Special Weather Statement	JAN	Claiborne, Franklin	31 min
Jan 25, 6:55 PM CST	Tornado Warning	JAN	Copiah, Simpson	33 min
Jan 25, 7:11 PM CST	Special Weather Statement	JAN	Hinds	44 min
Jan 25, 7:36 PM CST	Tornado Warning	JAN	Copiah, Lawrence, Simpson	37 min
Jan 25, 10:17 PM CST	Special Weather Statement	JAN	Clay, Kemper, Lowndes, Noxubee, Oktibbeha	58 min
Jan 25, 11:07 PM CST	Special Weather Statement	JAN	Lowndes	28 min
Jan 26, 6:39 AM CST	Special Weather Statement	JAN	Lamar, Marion	31 min
Jan 26, 7:03 AM CST	Special Weather Statement	JAN	Lamar	27 min
Jan 26, 7:28 AM CST	Severe Thunderstorm Warning	JAN	Forrest, Jones, Lamar	47 min
Jan 26, 7:56 AM CST	Severe Thunderstorm Warning	JAN	Forrest	19 min
Jan 26, 8:09 AM CST	Severe Thunderstorm Warning	JAN	Jones	19 min
Jan 26, 8:11 AM CST	Special Weather Statement	JAN	Lauderdale	29 min
Jan 26, 8:20 AM CST	Flash Flood Warning	JAN	Forrest, Jones, Lamar	115 min
Jan 26, 8:36 AM CST	Special Weather Statement	JAN	Clarke, Lauderdale	49 min
Jan 26, 9:05 AM CST	Severe Thunderstorm Warning	JAN	Clarke	40 min
Jan 26, 3:38 PM CST	Flash Flood Watch	JAN	Lauderdale	3 hr
Jan 26, 4:48 PM CST	Special Weather Statement	JAN	Clay	32 min

Nearby

Special Weather Statements in Mississippi, 2012 Every special weather statement in 2012

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.