Alert archive / Mississippi / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 362, NWS Jackson, MS

October 12, 20224 counties in Mississippi; East Carroll Parish, Louisiana; Chicot County, Arkansas

NWS Jackson, MS issued this severe thunderstorm warning at Oct 12, 2022, 11:05 PM CDT for 4 counties in Mississippi; East Carroll Parish, Louisiana; Chicot County, Arkansas. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 12, 2022, 11:05 PM CDT (04:05 UTC)
Expired
Oct 13, 2022, 12:00 AM CDT
In force
55 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Chicot County, AR, East Carroll Parish, LA, Humphreys County, MS, Issaquena County, MS, Sharkey County, MS, Washington County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 122 km from the middle of the area, began a volume at 04:05 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

Jackson, MS (KJAN), launched 00:00Z, 4.1 hours before the alert went out and 113 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 2022-10-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2057 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 2022-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
2057 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1198 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
143 m²/s²
Significant tornado parameter
0.8
Supercell composite
5.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Oct 12, 9:35 PM CDT, 1 hour 30 minutes earlier.

Area forecast discussion, Oct 12, 9:35 PM CDT, 1 hour 30 minutes before
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Hazardous weather outlook, Oct 12, 3:01 PM CDT, 8 hours 4 minutes before
Hazardous Weather Outlook
National Weather Service Jackson MS
301 PM CDT Wed Oct 12 2022

ARZ074-075-LAZ007>009-015-016-023-MSZ018-019-025>052-131000-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-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-
301 PM CDT Wed Oct 12 2022

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

.DAY ONE...Tonight and Thursday...

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...The rest of this afternoon through tonight

The rest of this afternoon through tonight, severe thunderstorms
are possible. Some thunderstorms could produce damaging winds
between 60 and 70 mph and quarter size hail. A tornado cannot be
ruled out.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Thursday night through Tuesday...

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 may be needed for portions of the region remainder
of the afternoon through tonight.

LAZ024>026-MSZ053>066-072>074-131000-
Catahoula-Tensas-Concordia-Claiborne-Copiah-Simpson-Smith-Jasper-
Clarke-Jefferson-Adams-Franklin MS-Lincoln-Lawrence-
Jefferson Davis-Covington-Jones-Marion-Lamar-Forrest-
301 PM CDT Wed Oct 12 2022

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

.DAY ONE...Tonight and Thursday...

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...The rest of this afternoon through tonight

The rest of this afternoon through tonight, isolated severe
thunderstorms are possible. Some thunderstorms could produce
damaging wind gusts and hail up to quarter size. A tornado cannot
be ruled out.

(https://www.weather.gov/images/jan/graphicast/1.png)

.DAYS TWO THROUGH SEVEN...Thursday night through Tuesday..

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 may be needed for portions of the region remainder
of the afternoon through tonight.

19

&&

...HAZARD LEGEND...

*SEVERE THUNDERSTORMS*
High...Significant severe thunderstorms and tornadoes are
 likely with strong or violent tornadoes possible.
Moderate...Significant severe thunderstorms and tornadoes are
 likely with strong tornadoes possible.
Enhanced...Severe thunderstorms are likely and tornadoes are
 possible.
Slight...Severe thunderstorms and tornadoes are possible.
Marginal...Isolated severe thunderstorms are possible.

...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/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

...ADDITIONAL URLS FOR SEVERE WEATHER ISSUES...

Storm Prediction Center (SPC)...
   https://www.spc.noaa.gov/
Meso Analysis...
   https://www.spc.noaa.gov/exper/mesoanalysis/
Day 1 through 3 Outlooks...
   https://www.spc.noaa.gov/products/outlook/
Storm Reports...
   https://www.spc.noaa.gov/climo/online/

In the hours before

Local storm report, Oct 12, 8:25 PM CDT, 2 hours 40 minutes before
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Local storm report, Oct 12, 8:38 PM CDT, 2 hours 27 minutes before
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Special weather statement, Oct 12, 9:42 PM CDT, 1 hour 23 minutes before
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Local storm report, Oct 12, 10:04 PM CDT, 1 hour 1 minute before
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Special weather statement, Oct 12, 10:07 PM CDT, 58 minutes before
Special Weather Statement
National Weather Service Jackson MS
1007 PM CDT Wed Oct 12 2022

MSZ030-130345-
Clay MS-
1007 PM CDT Wed Oct 12 2022

...A strong thunderstorm will impact portions of northwestern Clay
County through 1045 PM CDT...

At 1006 PM CDT, Doppler radar was tracking a strong thunderstorm near
Pyland, or 7 miles southwest of Houston, moving east at 30 mph.

HAZARD...Winds in excess of 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This strong thunderstorm will be near...
  Montpelier around 1025 PM CDT.
  Pala Alto around 1045 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3368 8872 3364 8873 3371 8904 3375 8904
      3376 8893 3381 8893 3381 8872
TIME...MOT...LOC 0306Z 290DEG 25KT 3381 8907

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

CME
Special weather statement, Oct 12, 10:36 PM CDT, 29 minutes before
Special Weather Statement
National Weather Service Jackson MS
1036 PM CDT Wed Oct 12 2022

MSZ025>028-130430-
Carroll MS-Grenada MS-Leflore MS-Montgomery MS-
1036 PM CDT Wed Oct 12 2022

...Strong thunderstorms will impact portions of northwestern Carroll,
Grenada, Leflore and northwestern Montgomery Counties through 1130 PM
CDT...

At 1036 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 7 miles northeast of Banner to Drew. Movement
was southeast at 40 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Strong thunderstorms will be near...
  Minter City around 1055 PM CDT.
  Sunnyside around 1100 PM CDT.
  Money around 1110 PM CDT.
  Greenwood, Leflore and Avalon around 1115 PM CDT.
  Teoc around 1125 PM CDT.
  Jefferson and Malmaison around 1130 PM CDT.

Other locations impacted by these storms include Schlater.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3387 8977 3387 8951 3362 8951 3341 9045
      3381 9045 3381 9019 3379 9017 3377 9018
      3375 9030 3370 9030 3369 9028 3374 9024
      3372 9022 3372 9014 3381 9013 3382 8993
      3390 8992 3390 8977
TIME...MOT...LOC 0336Z 299DEG 36KT 3415 8929 3382 9052

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

86

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 12, 7:05 PM CDTFlash Flood WarningJANLauderdale84 min
Oct 12, 7:19 PM CDTSpecial Weather StatementJANClaiborne41 min
Oct 12, 7:24 PM CDTSpecial Weather StatementJANClarke51 min
Oct 12, 7:29 PM CDTSevere Thunderstorm WarningJANClarke46 min
Oct 12, 7:45 PM CDTSpecial Weather StatementJANClaiborne, Franklin, Jefferson, Lincoln75 min
Oct 12, 7:47 PM CDTSpecial Weather StatementJANClarke43 min
Oct 12, 7:54 PM CDTSevere Thunderstorm WarningJANClaiborne, Copiah, Jefferson29 min
Oct 12, 7:59 PM CDTSpecial Weather StatementJANCopiah46 min
Oct 12, 8:14 PM CDTSevere Thunderstorm WarningJANCopiah, Hinds, Rankin, Simpson24 min
Oct 12, 9:42 PM CDTSpecial Weather StatementJANBolivar, Sunflower, Washington78 min
Oct 12, 9:46 PM CDTSevere Thunderstorm WarningJANBolivar36 min
Oct 12, 10:07 PM CDTSpecial Weather StatementJANClay38 min
Oct 12, 10:36 PM CDTSpecial Weather StatementJANGrenada, Leflore54 min
Oct 12, 10:46 PM CDTSevere Thunderstorm WarningJANWashington44 min
Oct 12, 11:08 PM CDTSpecial Weather StatementJANHumphreys, Issaquena, Sharkey, Washington52 min
Oct 12, 11:27 PM CDTSevere Thunderstorm WarningJANClay, Oktibbeha48 min
Oct 12, 11:30 PM CDTSpecial Weather StatementJANCarroll, Choctaw, Clay, Holmes, Montgomery, Oktibbeha and 1 more60 min
Oct 12, 11:45 PM CDTSevere Thunderstorm WarningJANHolmes, Humphreys, Sharkey, Yazoo45 min
Oct 12, 11:48 PM CDTSevere Thunderstorm WarningJANLowndes42 min
Oct 13, 12:10 AM CDTSevere Thunderstorm WarningJANClay, Lowndes, Noxubee, Oktibbeha65 min
Oct 13, 12:17 AM CDTSpecial Weather StatementJANAttala, Winston58 min
Oct 13, 12:24 AM CDTSpecial Weather StatementJANMadison, Yazoo51 min
Oct 13, 12:33 AM CDTSevere Thunderstorm WarningJANAttala, Holmes, Leake, Madison42 min
Oct 13, 1:41 AM CDTSpecial Weather StatementJANNeshoba34 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2022Severe Thunderstorm Warnings in Louisiana, 2022Severe Thunderstorm Warnings in Arkansas, 2022Every severe thunderstorm warning in 2022

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.