Alert archive / Mississippi / Special Weather Statements in 2012

Special Weather Statement, NWS Jackson, MS

August 10, 2012Lincoln County, Mississippi

NWS Jackson, MS issued this special weather statement at Aug 10, 2012, 7:54 AM CDT for Lincoln County, Mississippi. It was in force for 46 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: Aug 10, 2012, 7:54 AM CDT (12:54 UTC)
Expired: Aug 10, 2012, 8:40 AM CDT
In force: 46 min
Issued by: NWS Jackson, MS

County Lincoln County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 0.9 hours before the alert went out and 107 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: 989 J/kg
Mixed-layer CIN: -220 J/kg
Mixed-layer LCL: 1276 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 123 m²/s²
0-3 km storm-relative helicity: 122 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

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 Aug 10, 3:47 AM CDT, 4 hours 7 minutes earlier.

Area forecast discussion, Aug 10, 3:47 AM CDT, 4 hours 7 minutes before

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Hazardous weather outlook, Aug 10, 5:22 AM CDT, 2 hours 32 minutes before

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In the hours before

Special weather statement, Aug 10, 3:23 AM CDT, 4 hours 31 minutes before

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Special weather statement, Aug 10, 7:54 AM CDT, 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
Aug 9, 7:00 PM CDT	Special Weather Statement	JAN	Warren	30 min
Aug 9, 7:29 PM CDT	Special Weather Statement	JAN	Warren	31 min
Aug 9, 8:01 PM CDT	Special Weather Statement	JAN	Issaquena	29 min
Aug 9, 8:10 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena, Sharkey, Warren	23 min
Aug 9, 8:54 PM CDT	Special Weather Statement	JAN	Warren	31 min
Aug 10, 3:23 AM CDT	Special Weather Statement	JAN	Warren	47 min
Aug 10, 10:15 AM CDT	Special Weather Statement	JAN	Adams	45 min
Aug 10, 2:19 PM CDT	Special Weather Statement	JAN	Clay	46 min
Aug 10, 2:38 PM CDT	Special Weather Statement	JAN	Grenada	42 min
Aug 10, 2:47 PM CDT	Severe Thunderstorm Warning	JAN	Clay	43 min
Aug 10, 3:33 PM CDT	Special Weather Statement	JAN	Clay	32 min
Aug 10, 4:08 PM CDT	Special Weather Statement	JAN	Franklin	32 min
Aug 10, 4:20 PM CDT	Severe Thunderstorm Warning	JAN	Franklin, Jefferson	55 min
Aug 10, 4:24 PM CDT	Special Weather Statement	JAN	Warren	31 min
Aug 10, 4:43 PM CDT	Severe Thunderstorm Warning	JAN	Adams, Franklin	32 min
Aug 10, 4:45 PM CDT	Special Weather Statement	JAN	Lauderdale	30 min
Aug 10, 4:49 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Hinds, Warren	56 min
Aug 10, 5:10 PM CDT	Severe Thunderstorm Warning	JAN	Adams, Franklin	65 min
Aug 10, 5:13 PM CDT	Special Weather Statement	JAN	Jefferson Davis	32 min
Aug 10, 5:30 PM CDT	Flash Flood Warning	JAN	Adams, Franklin	2 hr
Aug 10, 5:42 PM CDT	Severe Thunderstorm Warning	JAN	Adams, Claiborne, Jefferson	63 min
Aug 10, 5:46 PM CDT	Special Weather Statement	JAN	Claiborne	29 min
Aug 10, 5:55 PM CDT	Special Weather Statement	JAN	Scott	30 min
Aug 10, 6:00 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Warren	45 min
Aug 10, 6:04 PM CDT	Severe Thunderstorm Warning	JAN	Adams	56 min
Aug 10, 6:10 PM CDT	Special Weather Statement	JAN	Covington	30 min
Aug 10, 6:22 PM CDT	Flash Flood Warning	JAN	Adams, Jefferson	79 min
Aug 10, 6:25 PM CDT	Severe Thunderstorm Warning	JAN	Adams, Franklin, Jefferson	37 min
Aug 10, 6:41 PM CDT	Special Weather Statement	JAN	Winston	29 min
Aug 10, 6:57 PM CDT	Special Weather Statement	JAN	Lauderdale	28 min
Aug 9, 7:09 PM CDT	Special Weather Statement	JAN	Morehouse, West Carroll	31 min
Aug 9, 7:21 PM CDT	Special Weather Statement	JAN	Madison	29 min
Aug 9, 7:24 PM CDT	Severe Thunderstorm Warning	JAN	Morehouse, West Carroll	66 min
Aug 9, 7:32 PM CDT	Special Weather Statement	JAN	Morehouse	33 min
Aug 9, 7:41 PM CDT	Severe Thunderstorm Warning	JAN	Madison, Tensas	64 min
Aug 9, 7:52 PM CDT	Severe Thunderstorm Warning	JAN	Morehouse, Richland	53 min
Aug 9, 8:31 PM CDT	Severe Thunderstorm Warning	JAN	Morehouse, Richland	44 min
Aug 9, 8:42 PM CDT	Severe Thunderstorm Warning	JAN	Franklin, Madison, Tensas	63 min
Aug 9, 8:45 PM CDT	Severe Thunderstorm Warning	JAN	Franklin, Richland	60 min
Aug 9, 9:11 PM CDT	Severe Thunderstorm Warning	JAN	Catahoula, Franklin, Richland, Tensas	64 min
Aug 9, 9:44 PM CDT	Severe Thunderstorm Warning	JAN	Franklin, Richland	46 min
Aug 9, 9:52 PM CDT	Severe Thunderstorm Warning	JAN	Catahoula, Concordia, Tensas	53 min
Aug 9, 9:55 PM CDT	Severe Thunderstorm Warning	JAN	Morehouse, West Carroll	65 min
Aug 9, 10:00 PM CDT	Flash Flood Warning	JAN	Catahoula, Franklin, Richland	3 hr
Aug 9, 10:11 PM CDT	Severe Thunderstorm Warning	JAN	Franklin, Richland	49 min
Aug 9, 10:21 PM CDT	Flash Flood Warning	JAN	East Carroll, Morehouse, Richland, West Carroll	114 min
Aug 9, 10:41 PM CDT	Severe Thunderstorm Warning	JAN	Morehouse, Richland, West Carroll	49 min
Aug 9, 10:43 PM CDT	Severe Thunderstorm Warning	JAN	Catahoula, Concordia	62 min
Aug 9, 11:15 PM CDT	Special Weather Statement	JAN	West Carroll	30 min
Aug 9, 11:27 PM CDT	Special Weather Statement	JAN	West Carroll	28 min
Aug 10, 4:34 PM CDT	Severe Thunderstorm Warning	JAN	Catahoula, Franklin	56 min
Aug 10, 5:16 PM CDT	Special Weather Statement	JAN	Tensas	29 min
Aug 10, 6:59 PM CDT	Severe Thunderstorm Warning	JAN	Catahoula, Concordia	61 min
Aug 9, 8:57 PM CDT	Severe Thunderstorm Warning	JAN	Ashley	63 min
Aug 9, 11:52 PM CDT	Special Weather Statement	JAN	Chicot	38 min
Aug 10, 12:15 AM CDT	Flash Flood Warning	JAN	Ashley, Chicot	2 hr

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.