Alert archive / Mississippi / Special Weather Statements in 2018

Special Weather Statement, NWS Jackson, MS

August 9, 2018Noxubee County, Mississippi

NWS Jackson, MS issued this special weather statement at Aug 9, 2018, 1:38 PM CDT for Noxubee County, Mississippi. It was in force for 37 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 9, 2018, 1:38 PM CDT (18:38 UTC)
Expired
Aug 9, 2018, 2:15 PM CDT
In force
37 min
Issued by
NWS Jackson, MS

County Noxubee County, MS

The radar

The Columbus AFB radar (KGWX), 72 km from the middle of the area, began a volume at 18:42 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

Birmingham, AL (KBMX), launched 12:00Z, 6.6 hours before the alert went out and 161 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, Birmingham, AL at 12:00Z on 2018-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1353 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, Birmingham, AL at 12:00Z on 2018-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.1939Sfc1 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
1353 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
876 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
66 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 Jackson, MS wrote its last area forecast discussion before this special weather statement went out at Aug 9, 1:12 PM CDT, 26 minutes earlier.

Area forecast discussion, Aug 9, 1:12 PM CDT, 26 minutes before
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Hazardous weather outlook, Aug 9, 3:44 AM CDT, 9 hours 54 minutes before
Hazardous Weather Outlook
National Weather Service Jackson MS
344 AM CDT Thu Aug 9 2018

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074-
100845-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar-
Sunflower-Leflore-Grenada-Carroll-Montgomery-Webster-Clay-Lowndes-
Choctaw-Oktibbeha-Washington-Humphreys-Holmes-Attala-Winston-
Noxubee-Issaquena-Sharkey-Yazoo-Madison MS-Leake-Neshoba-Kemper-
Warren-Hinds-Rankin-Scott-Newton-Lauderdale-Claiborne-Copiah-
Simpson-Smith-Jasper-Clarke-Jefferson-Adams-Franklin MS-Lincoln-
Lawrence-Jefferson Davis-Covington-Jones-Marion-Lamar-Forrest-
344 AM CDT Thu Aug 9 2018

This hazardous weather outlook is for portions of southeast
Arkansas, northeast Louisiana, central Mississippi, north central
Mississippi, and south central Mississippi.

.DAY ONE...Today and Tonight

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

The probability for widespread hazardous weather is low.

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Wednesday.

NF

&&

...HAZARD LEGEND...

No short term hazards expected.

...USEFUL WEATHER WEB PAGES (URLS)...

NWS JAN Home page...
   https://www.weather.gov/jan
Stay Aware, Stay Safe NWS JAN Briefing Page...
   https://www.weather.gov/jan/safe
Latest Weather Briefing...
   https://www.weather.gov/jan/weather_briefing

Tropical page...
   https://www.weather.gov/jan/srh/tropical?office=jan
National Hurricane Center Home Page...
   https://www.nhc.noaa.gov/
Find NWS JAN on Facebook...
   https://www.facebook.com/NWSJacksonMS
Follow NWS JAN on Twitter...
   @NWSJacksonMS
Follow NWS JAN on Youtube...
   https://www.youtube.com/user/NWSJacksonMiss

In the hours before

Special weather statement, Aug 9, 12:54 PM CDT, 44 minutes before
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Special weather statement, Aug 9, 1:18 PM CDT, 20 minutes before
Special Weather Statement
National Weather Service Jackson MS
118 PM CDT THU AUG 9 2018

MSZ047-048-091845-
Warren MS-Hinds MS-
118 PM CDT THU AUG 9 2018

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN WARREN AND
NORTHWESTERN HINDS COUNTIES UNTIL 145 PM CDT...

At 117 PM CDT, Meteorologists were tracking a strong thunderstorm
over Youngton, or 15 miles east of Redwood, moving east at 10 mph.

Dime size hail and winds in excess of 40 mph will be possible with
this storm.

This strong thunderstorm will be near...
  Brownsville around 145 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

High winds can bring down trees and large limbs resulting in serious
injury or property damage. Exercise extreme caution when outdoors
during such strong winds...and be especially aware of older trees.

&&

LAT...LON 3255 9059 3253 9058 3253 9055 3251 9055
      3250 9052 3252 9052 3252 9050 3254 9048
      3254 9047 3257 9045 3249 9045 3249 9043
      3233 9038 3231 9070 3249 9075
TIME...MOT...LOC 1817Z 256DEG 11KT 3242 9064

BYB
Special weather statement, Aug 9, 1:38 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Jackson MS
138 PM CDT THU AUG 9 2018

MSZ031-039-091915-
Lowndes MS-Noxubee MS-
138 PM CDT THU AUG 9 2018

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN NOXUBEE AND SOUTHERN
LOWNDES COUNTIES UNTIL 215 PM CDT...

At 137 PM CDT, Meteorologists were tracking a strong thunderstorm
over Crawford, or 17 miles southeast of Starkville, moving east at
20 mph.

Dime size hail and winds in excess of 40 mph will be possible with
this storm.

This strong thunderstorm will be near...
  Brooksville around 145 PM CDT.
  Deerbrook around 200 PM CDT.
  Bigbee Valley around 215 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

High winds can bring down trees and large limbs resulting in serious
injury or property damage. Exercise extreme caution when outdoors
during such strong winds...and be especially aware of older trees.

&&

LAT...LON 3317 8832 3320 8872 3329 8872 3329 8867
      3335 8867 3341 8832 3324 8831
TIME...MOT...LOC 1837Z 266DEG 20KT 3326 8864

BYB

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 7:17 PM CDTSpecial Weather StatementJANBolivar, Sunflower43 min
Aug 8, 7:53 PM CDTSpecial Weather StatementJANIssaquena52 min
Aug 8, 8:02 PM CDTSpecial Weather StatementJANWashington43 min
Aug 8, 8:46 PM CDTSpecial Weather StatementJANSmith29 min
Aug 9, 4:34 AM CDTSpecial Weather StatementJANBolivar41 min
Aug 9, 5:17 AM CDTSpecial Weather StatementJANBolivar28 min
Aug 9, 5:47 AM CDTSpecial Weather StatementJANBolivar28 min
Aug 9, 12:54 PM CDTSpecial Weather StatementJANNoxubee36 min
Aug 9, 1:18 PM CDTSpecial Weather StatementJANHinds27 min
Aug 9, 3:52 PM CDTSpecial Weather StatementJANNeshoba53 min
Aug 9, 4:50 PM CDTSpecial Weather StatementJANSmith55 min
Aug 9, 6:28 PM CDTSpecial Weather StatementJANCovington62 min
Aug 9, 6:32 PM CDTSevere Thunderstorm WarningJANWashington46 min
Aug 9, 6:34 PM CDTSpecial Weather StatementJANWashington56 min
Aug 8, 7:36 PM CDTSevere Thunderstorm WarningJANEast Carroll, West Carroll39 min
Aug 8, 8:17 PM CDTSpecial Weather StatementJANEast Carroll43 min
Aug 8, 8:34 PM CDTFlash Flood WarningJANWest Carroll81 min
Aug 8, 7:20 PM CDTSpecial Weather StatementJANChicot25 min
Aug 8, 7:33 PM CDTSpecial Weather StatementJANAshley, Chicot57 min
Aug 9, 6:26 PM CDTSpecial Weather StatementJANChicot64 min

Nearby

Special Weather Statements in Mississippi, 2018Every special weather statement in 2018

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.