Alert archive / Mississippi / Special Weather Statements in 2017

Special Weather Statement, NWS New Orleans, LA

October 22, 2017Wilkinson County, Mississippi

NWS New Orleans, LA issued this special weather statement at Oct 22, 2017, 1:07 AM CDT for Wilkinson County, Mississippi. It was in force for 53 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
Oct 22, 2017, 1:07 AM CDT (06:07 UTC)
Expired
Oct 22, 2017, 2:00 AM CDT
In force
53 min
Issued by
NWS New Orleans, LA

County Wilkinson County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 6.1 hours before the alert went out and 155 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-pSkew-T log-p diagram, Jackson, MS at 00:00Z on 2017-10-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1258 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 00:00Z on 2017-10-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1258 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
865 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

003 
WWUS84 KLIX 220607
SPSLIX

Special Weather Statement
National Weather Service New Orleans LA
107 AM CDT SUN OCT 22 2017

MSZ068-220700-
Wilkinson-
107 AM CDT SUN OCT 22 2017

...A STRONG THUNDERSTORM WILL AFFECT EASTERN WILKINSON COUNTY...

At 107 AM CDT, a strong thunderstorm was located near Centreville, or
15 miles northwest of Clinton, moving north at 25 mph.

Locations impacted include...
Centreville and Crosby. 

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 3137 9123 3135 9121 3135 9115 3132 9112
      3133 9110 3129 9108 3128 9106 3100 9106
      3100 9125 3136 9126
TIME...MOT...LOC 0607Z 187DEG 23KT 3106 9114 

$$

11

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 21, 8:05 PM CDTAreal Flood AdvisoryLIXIberville, Pointe Coupee, West Baton Rouge3 hr
Oct 21, 8:45 PM CDTFlash Flood WatchLIXEast Feliciana, Iberville, Pointe Coupee, West Baton Rouge, West Feliciana19 hr
Oct 21, 10:24 PM CDTTornado WarningLIXEast Baton Rouge, East Feliciana16 min
Oct 21, 11:08 PM CDTSpecial Weather StatementLIXEast Feliciana37 min
Oct 21, 11:24 PM CDTAreal Flood AdvisoryLIXEast Feliciana, Pointe Coupee, West Feliciana2 hr
Oct 22, 1:26 AM CDTFlash Flood WarningLIXEast Feliciana, West Feliciana3 hr
Oct 22, 1:46 AM CDTSevere Thunderstorm WarningLIXEast Feliciana29 min
Oct 22, 2:33 AM CDTSevere Thunderstorm WarningLIXEast Feliciana42 min
Oct 22, 3:31 AM CDTAreal Flood AdvisoryLIXEast Feliciana, Saint Helena119 min
Oct 22, 4:00 AM CDTFlash Flood WarningLIXEast Feliciana3 hr
Oct 22, 4:24 AM CDTTornado WarningLIXSaint Helena51 min
Oct 22, 5:20 AM CDTFlash Flood WarningLIXEast Feliciana, Saint Helena115 min
Oct 22, 7:27 AM CDTAreal Flood WarningLIXEast Feliciana, West Feliciana6 hr
Oct 22, 7:31 AM CDTSpecial Weather StatementLIXSaint Tammany, Washington29 min
Oct 22, 7:40 AM CDTSpecial Marine WarningLIX35 min
Oct 22, 8:14 AM CDTSpecial Marine WarningLIX61 min
Oct 22, 8:26 AM CDTSpecial Weather StatementLIXOrleans34 min
Oct 22, 9:12 AM CDTSpecial Marine WarningLIX48 min
Oct 22, 9:38 AM CDTSpecial Weather StatementLIXEast Baton Rouge, East Feliciana, West Baton Rouge82 min
Oct 22, 9:55 AM CDTSpecial Marine WarningLIX65 min
Oct 22, 10:15 AM CDTSpecial Weather StatementLIXAscension, Iberville, Livingston, Saint Helena, Tangipahoa75 min
Oct 22, 10:44 AM CDTAreal Flood WarningLIXPointe Coupee3 hr
Oct 22, 10:48 AM CDTSpecial Marine WarningLIX87 min
Oct 22, 10:58 AM CDTSpecial Marine WarningLIX92 min
Oct 22, 11:07 AM CDTSpecial Weather StatementLIXOrleans, Saint Charles, Saint James, Saint John the Baptist, Saint Tammany, Washington23 min
Oct 22, 11:26 AM CDTSevere Thunderstorm WarningLIXJefferson, Saint Charles, Saint John the Baptist51 min
Oct 22, 11:57 AM CDTSevere Thunderstorm WarningLIXOrleans, Saint Tammany, Washington48 min
Oct 22, 12:02 PM CDTSevere Thunderstorm WarningLIXJefferson, Lafourche, Plaquemines, Saint Bernard, Saint Charles28 min
Oct 22, 12:11 PM CDTSevere Thunderstorm WarningLIXJefferson, Lafourche, Plaquemines, Terrebonne64 min
Oct 22, 12:16 PM CDTSpecial Marine WarningLIX89 min
Oct 22, 12:30 PM CDTSpecial Marine WarningLIX90 min
Oct 22, 12:37 PM CDTSevere Thunderstorm WarningLIXPlaquemines, Saint Bernard23 min
Oct 22, 12:47 PM CDTSpecial Marine WarningLIX88 min
Oct 22, 1:46 PM CDTSpecial Marine WarningLIX89 min
Oct 22, 2:11 PM CDTSpecial Marine WarningLIX2 hr
Oct 22, 2:48 PM CDTSpecial Marine WarningLIX117 min
Oct 22, 2:50 PM CDTSpecial Marine WarningLIX115 min
Oct 22, 3:20 PM CDTSpecial Marine WarningLIX85 min
Oct 22, 3:46 PM CDTSmall Craft AdvisoryLIX26 hr
Oct 22, 2:00 AM CDTFlash Flood WarningLIXWilkinson3 hr
Oct 22, 2:09 AM CDTSpecial Weather StatementLIXAmite51 min
Oct 22, 2:27 AM CDTSpecial Weather StatementLIXAmite48 min
Oct 22, 3:04 AM CDTSpecial Weather StatementLIXAmite26 min
Oct 22, 3:52 AM CDTSpecial Weather StatementLIXAmite53 min
Oct 22, 4:59 AM CDTSevere Thunderstorm WarningLIXPike61 min
Oct 22, 5:26 AM CDTTornado WarningLIXPike34 min
Oct 22, 7:37 AM CDTTornado WarningLIXHancock, Harrison23 min
Oct 22, 7:41 AM CDTSpecial Weather StatementLIXHarrison34 min
Oct 22, 7:54 AM CDTTornado WarningLIXHarrison20 min
Oct 22, 8:41 AM CDTTornado WarningLIXHarrison49 min
Oct 22, 9:09 AM CDTSpecial Weather StatementLIXHancock36 min
Oct 22, 9:26 AM CDTFlash Flood WarningLIXHancock, Harrison3 hr
Oct 22, 9:58 AM CDTSpecial Weather StatementLIXHarrison32 min
Oct 22, 10:52 AM CDTFlash Flood WarningLIXJackson3 hr
Oct 22, 11:19 AM CDTTornado WarningLIXJackson10 min
Oct 22, 12:08 PM CDTTornado WarningLIXJackson11 min
Oct 22, 12:38 PM CDTRiver Flood WarningLIXHarrison48 hr
Oct 22, 12:38 PM CDTRiver Flood WarningLIXHarrison30 hr
Oct 22, 1:02 PM CDTSpecial Weather StatementLIXHarrison, Jackson28 min
Oct 22, 1:45 PM CDTSpecial Weather StatementLIXHarrison, Jackson60 min
Oct 22, 3:41 PM CDTAreal Flood AdvisoryLIXJackson64 min

Nearby

Special Weather Statements in Mississippi, 2017Every 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.