Alert archive / Mississippi / Special Weather Statements in 2017

Special Weather Statement, NWS New Orleans, LA

July 8, 2017Wilkinson County, Mississippi

NWS New Orleans, LA issued this special weather statement at Jul 8, 2017, 3:17 PM CDT for Wilkinson County, Mississippi. It was in force for 43 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: Jul 8, 2017, 3:17 PM CDT (20:17 UTC)
Expired: Jul 8, 2017, 4:00 PM CDT
In force: 43 min
Issued by: NWS New Orleans, LA

County Wilkinson County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 8.3 hours before the alert went out and 153 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: 2628 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 680 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: -7 m²/s²
0-3 km storm-relative helicity: -7 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 New Orleans, LA wrote its last area forecast discussion before this special weather statement went out at Jul 8, 1:54 PM CDT, 1 hour 23 minutes earlier.

Area forecast discussion, Jul 8, 1:54 PM CDT, 1 hour 23 minutes before

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Hazardous weather outlook, Jul 8, 11:53 AM CDT, 3 hours 24 minutes before

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In the hours before

Special weather statement, Jul 8, 12:35 PM CDT, 2 hours 42 minutes before

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Special weather statement, Jul 8, 12:45 PM CDT, 2 hours 32 minutes before

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Special weather statement, Jul 8, 2:39 PM CDT, 38 minutes before

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Special weather statement, Jul 8, 2:51 PM CDT, 26 minutes before

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Special weather statement, Jul 8, 2:54 PM CDT, 23 minutes before

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Special weather statement, Jul 8, 3:17 PM CDT, 0 minutes before

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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
Jul 7, 7:17 PM CDT	Special Weather Statement	LIX	Washington	28 min
Jul 7, 7:44 PM CDT	Special Weather Statement	LIX	Tangipahoa	31 min
Jul 8, 8:13 AM CDT	Areal Flood Advisory	LIX	East Feliciana	3 hr
Jul 8, 8:32 AM CDT	Flash Flood Warning	LIX	East Feliciana	3 hr
Jul 8, 11:15 AM CDT	Special Weather Statement	LIX	Orleans	45 min
Jul 8, 11:56 AM CDT	Special Weather Statement	LIX	Saint Charles	64 min
Jul 8, 12:12 PM CDT	Special Marine Warning	LIX		33 min
Jul 8, 12:35 PM CDT	Special Weather Statement	LIX	Jefferson	85 min
Jul 8, 12:49 PM CDT	Special Marine Warning	LIX		86 min
Jul 8, 2:51 PM CDT	Special Weather Statement	LIX	Saint James	39 min
Jul 8, 6:19 PM CDT	Special Weather Statement	LIX	Livingston, Tangipahoa	26 min
Jul 8, 5:18 AM CDT	Areal Flood Advisory	LIX	Wilkinson	117 min
Jul 8, 8:45 AM CDT	Special Weather Statement	LIX	Pike, Walthall	45 min
Jul 8, 11:35 AM CDT	Special Weather Statement	LIX	Jackson	25 min
Jul 8, 11:40 AM CDT	Special Weather Statement	LIX	Hancock	50 min
Jul 8, 12:07 PM CDT	Special Weather Statement	LIX	Jackson	83 min
Jul 8, 12:45 PM CDT	Special Weather Statement	LIX	Jackson	90 min
Jul 8, 2:39 PM CDT	Special Weather Statement	LIX	Wilkinson	51 min
Jul 8, 2:54 PM CDT	Special Weather Statement	LIX	Harrison	36 min
Jul 8, 3:52 PM CDT	Special Weather Statement	LIX	Amite	23 min

Nearby

Special Weather Statements in Mississippi, 2017 Every special weather statement in 2017

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.