Alert archive / Mississippi / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 452, NWS Jackson, MS

June 19, 2023Lamar County, Marion County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jun 19, 2023, 6:32 PM CDT for Lamar County, Marion 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 counties it named.

The facts

Issued
Jun 19, 2023, 6:32 PM CDT (23:32 UTC)
Expired
Jun 19, 2023, 7:15 PM CDT
In force
43 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Lamar County, MS, Marion County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 11.5 hours before the alert went out and 108 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, Slidell Radar S, LA at 12:00Z on 2023-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4070 joules per kilogram.LCLEL10008507005003002001001 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, Slidell Radar S, LA at 12:00Z on 2023-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 200 square meters per square second.19395878Sfc1 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
4070 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
624 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
200 m²/s²
0-3 km storm-relative helicity
224 m²/s²
Significant tornado parameter
4.2
Supercell composite
20.1

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 Jun 19, 4:59 PM CDT, 1 hour 33 minutes earlier.

Area forecast discussion, Jun 19, 4:59 PM CDT, 1 hour 33 minutes before
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Hazardous weather outlook, Jun 19, 4:02 AM CDT, 14 hours 30 minutes before
Hazardous Weather Outlook
National Weather Service Jackson MS
402 AM CDT Mon Jun 19 2023

ARZ074-075-LAZ007>009-015-016-MSZ018-019-025>052-055>058-200915-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison 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-
Simpson-Smith-Jasper-Clarke-
402 AM CDT Mon Jun 19 2023

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

.DAY ONE...Today and Tonight

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

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 Sunday.

LAZ023-025-MSZ053-054-059-064>066-200915-
Franklin LA-Tensas-Claiborne-Copiah-Jefferson-Jefferson Davis-
Covington-Jones-
402 AM CDT Mon Jun 19 2023

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

.DAY ONE...Today and Tonight

DANGEROUS HEAT
THREAT...Limited
TIMING...Today

Today, caution is advised for possible dangerous heat as heat
index values peak near 105 degrees. Heat exhaustion will be
possible with outdoor activity.

(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Severe thunderstorms capable of damaging wind gusts and hail to
the size of quarters are possible across prtions of southwest
Mississippi and portions of northeast Louisiana Tuesday and
Tuesday evening. A brief tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/3.png)

.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 Tuesday
through Tuesday night.

MSZ061>063-200915-
Franklin MS-Lincoln-Lawrence-
402 AM CDT Mon Jun 19 2023

This hazardous weather outlook is for portions of south central
Mississippi, and southwest Mississippi.

.DAY ONE...Today and Tonight

DANGEROUS HEAT
THREAT...Elevated
TIMING...Today

Today, dangerous heat likely with peak heat index values ranging
from 106 to 110 degrees. Heat exhaustion will be likely with
outdoor activity.

(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Severe thunderstorms capable of damaging wind gusts and hail to
the size of quarters are possible across prtions of southwest
Mississippi and portions of northeast Louisiana Tuesday and
Tuesday evening. A brief tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/3.png)

.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 Tuesday
through Tuesday night.

LAZ024-026-MSZ060-072>074-200915-
Catahoula-Concordia-Adams-Marion-Lamar-Forrest-
402 AM CDT Mon Jun 19 2023

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

.DAY ONE...Today and Tonight

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...Today

DANGEROUS HEAT
THREAT...Elevated
TIMING...Today

Today, isolated severe thunderstorms are possible. Some
thunderstorms could produce damaging wind gusts and hail. A
tornado cannot be ruled out.

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

Today, dangerous heat likely with peak heat index values ranging
from 106 to 110 degrees. Heat exhaustion will be likely with
outdoor activity.

(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Severe thunderstorms capable of damaging wind gusts and hail to
the size of quarters are possible across prtions of southwest
Mississippi and portions of northeast Louisiana Tuesday and
Tuesday evening. A brief tornado cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/3.png)

.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 today and
Tuesday through Tuesday night.

0

&&

...HAZARD LEGEND...

*DANGEROUS HEAT*
Extreme...Extreme heat is expected with peak heat index values
 in excess of 110 degrees for multiple days. Heat stroke continues
 to be a major concern.
Significant...Dangerous heat expected with peak heat index values
 in excess of 110 degrees. Heat stroke will be a significant
 concern.
Elevated...Dangerous heat likely with peak heat index values
 ranging from 106 to 110 degrees. Heat exhaustion will be likely.
Limited...Caution is advised for possible dangerous heat as
 heat index values peak near 105 degrees. Heat exhaustion will
 be possible.

*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, Jun 19, 2:37 PM CDT, 3 hours 55 minutes before
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Local storm report, Jun 19, 3:31 PM CDT, 3 hours 1 minute before
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Local storm report, Jun 19, 3:49 PM CDT, 2 hours 43 minutes before
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Local storm report, Jun 19, 4:04 PM CDT, 2 hours 28 minutes before
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Special weather statement, Jun 19, 6:25 PM CDT, 7 minutes before
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Special weather statement, Jun 19, 6:29 PM CDT, 3 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 7:27 PM CDTSevere Thunderstorm WarningJANLeake, Madison78 min
Jun 18, 7:29 PM CDTSevere Thunderstorm WarningJANHinds, Rankin61 min
Jun 18, 7:38 PM CDTTornado WarningJANLeake, Madison, Scott67 min
Jun 18, 7:47 PM CDTSevere Thunderstorm WarningJANNewton, Scott58 min
Jun 18, 8:02 PM CDTTornado WarningJANNewton, Scott44 min
Jun 18, 8:05 PM CDTSevere Thunderstorm WarningJANGrenada, Montgomery, Webster70 min
Jun 18, 8:27 PM CDTTornado WarningJANRankin, Scott48 min
Jun 18, 8:29 PM CDTSevere Thunderstorm WarningJANHinds, Rankin61 min
Jun 18, 8:35 PM CDTTornado WarningJANLeake, Scott22 min
Jun 18, 8:56 PM CDTSevere Thunderstorm WarningJANLeake, Madison, Rankin, Scott79 min
Jun 18, 9:00 PM CDTTornado WarningJANRankin, Simpson60 min
Jun 18, 9:01 PM CDTSevere Thunderstorm WarningJANClay, Lowndes, Noxubee, Oktibbeha, Winston59 min
Jun 18, 9:03 PM CDTTornado WarningJANRankin, Scott, Smith57 min
Jun 18, 9:14 PM CDTSevere Thunderstorm WarningJANWashington35 min
Jun 18, 9:43 PM CDTSevere Thunderstorm WarningJANLeake, Madison, Scott, Yazoo77 min
Jun 18, 9:56 PM CDTTornado WarningJANJasper, Newton, Scott, Smith20 min
Jun 18, 9:58 PM CDTTornado WarningJANRankin, Simpson, Smith62 min
Jun 18, 10:57 PM CDTTornado WarningJANJasper, Smith63 min
Jun 18, 11:00 PM CDTSevere Thunderstorm WarningJANLeake, Neshoba, Newton, Scott60 min
Jun 18, 11:58 PM CDTSevere Thunderstorm WarningJANClarke, Jasper62 min
Jun 19, 12:08 AM CDTSevere Thunderstorm WarningJANNewton, Scott82 min
Jun 19, 12:15 AM CDTFlash Flood WarningJANAttala, Choctaw, Montgomery, Winston3 hr
Jun 19, 12:21 AM CDTSpecial Weather StatementJANWinston24 min
Jun 19, 12:36 AM CDTSevere Thunderstorm WarningJANKemper, Neshoba, Winston69 min
Jun 19, 12:54 AM CDTFlash Flood WarningJANLeake, Neshoba, Newton, Scott3 hr
Jun 19, 1:08 AM CDTSpecial Weather StatementJANLeake37 min
Jun 19, 1:08 AM CDTSevere Thunderstorm WarningJANClarke, Jasper, Lauderdale, Newton82 min
Jun 19, 1:24 AM CDTFlash Flood WarningJANAttala, Leake, Madison, Neshoba, Winston2 hr
Jun 19, 1:40 AM CDTSpecial Weather StatementJANNeshoba, Newton, Scott65 min
Jun 19, 1:59 AM CDTFlash Flood WarningJANClarke, Lauderdale, Newton3 hr
Jun 19, 1:59 AM CDTTornado WarningJANClarke, Lauderdale31 min
Jun 19, 2:27 AM CDTSpecial Weather StatementJANLauderdale63 min
Jun 19, 2:51 AM CDTSevere Thunderstorm WarningJANClarke, Lauderdale27 min
Jun 19, 2:52 AM CDTHeat AdvisoryJANAdams, Covington, Forrest, Franklin, Jefferson Davis, Jones and 4 more16 hr
Jun 19, 3:09 AM CDTSevere Thunderstorm WarningJANJones51 min
Jun 19, 4:02 AM CDTSpecial Weather StatementJANJones28 min
Jun 19, 4:27 AM CDTSpecial Weather StatementJANSimpson48 min
Jun 19, 4:39 AM CDTSevere Thunderstorm WarningJANCopiah, Simpson51 min
Jun 19, 5:30 AM CDTSevere Thunderstorm WarningJANCovington, Jefferson Davis, Lawrence, Simpson, Smith45 min
Jun 19, 5:44 AM CDTSevere Thunderstorm WarningJANCopiah, Lawrence, Lincoln46 min
Jun 19, 5:49 AM CDTTornado WarningJANCovington, Jefferson Davis, Simpson56 min
Jun 19, 6:35 AM CDTSevere Thunderstorm WarningJANCovington, Jones40 min
Jun 19, 8:18 AM CDTSpecial Weather StatementJANMarion42 min
Jun 19, 8:36 AM CDTSevere Thunderstorm WarningJANLamar, Marion69 min
Jun 19, 8:52 AM CDTTornado WarningJANLamar, Marion68 min
Jun 19, 9:47 AM CDTRiver Flood WarningJANLeake4 days
Jun 19, 9:48 AM CDTRiver Flood WarningJANMadison, Rankin5 days
Jun 19, 9:49 AM CDTRiver Flood WarningJANLeake21 days
Jun 19, 9:49 AM CDTRiver Flood WarningJANAttala71 hr
Jun 19, 9:50 AM CDTRiver Flood WarningJANHinds, Rankin6 days
Jun 19, 9:50 AM CDTSevere Thunderstorm WarningJANLamar13 min
Jun 19, 10:01 AM CDTRiver Flood WarningJANCopiah, Simpson9 days
Jun 19, 10:01 AM CDTRiver Flood WarningJANLawrence3 days
Jun 19, 1:09 PM CDTSpecial Weather StatementJANLauderdale66 min
Jun 19, 6:25 PM CDTSpecial Weather StatementJANForrest35 min
Jun 19, 6:29 PM CDTSpecial Weather StatementJANMarion46 min
Jun 19, 12:26 AM CDTSevere Thunderstorm WarningJANCatahoula, Concordia, Franklin, Tensas16 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2023Every severe thunderstorm warning in 2023

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.