Alert archive / Louisiana / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 154, NWS Jackson, MS

April 2, 2023Franklin Parish, Morehouse Parish, Richland Parish, Louisiana

NWS Jackson, MS issued this severe thunderstorm warning at Apr 2, 2023, 10:04 PM CDT for Franklin Parish, Morehouse Parish, Richland Parish, Louisiana. It was in force for 71 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
Apr 2, 2023, 10:04 PM CDT (03:04 UTC)
Expired
Apr 2, 2023, 11:15 PM CDT
In force
71 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Franklin Parish, LA, Morehouse Parish, LA, Richland Parish, LA

The radar

The Jackson/Brandon,MS radar (KDGX), 167 km from the middle of the area, began a volume at 03:07 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, 3.1 hours before the alert went out and 157 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 2023-04-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2023-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1939 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
240 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 Apr 2, 7:38 PM CDT, 2 hours 26 minutes earlier.

Area forecast discussion, Apr 2, 7:38 PM CDT, 2 hours 26 minutes before
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Hazardous weather outlook, Apr 2, 9:13 PM CDT, 51 minutes before
Hazardous Weather Outlook...UPDATED
National Weather Service Jackson MS
913 PM CDT Sun Apr 2 2023

ARZ074-LAZ007>009-MSZ040>043-047>051-054>056-040215-
Ashley-Morehouse-West Carroll-East Carroll-Issaquena-Sharkey-
Yazoo-Madison MS-Warren-Hinds-Rankin-Scott-Newton-Copiah-Simpson-
Smith-
913 PM CDT Sun Apr 2 2023

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

.DAY ONE...The rest of Tonight and Monday

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...remainder of tonight

FLOODING
THREAT...Limited
TIMING...Remainder of tonight into early Monday morning

Remainder of tonight, isolated severe thunderstorms capable of
producing damaging wind gusts and hail up to quarter size are
possible. A tornado cannot be ruled out.

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

Remainder of tonight into early Monday morning, localized flash
flooding is possible, particularly in low lying and urban areas.
Minor river flooding is also possible.

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

.DAYS TWO THROUGH SEVEN...Monday night through Saturday

Severe storms capable of producing damaging wind gusts and hail
up to quarter size are possible for portions of southeastern
Arkansas, northern Mississippi, and northeastern Louisiana late
Tuesday night into Wednesday. Tornadoes cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/4.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 the rest
of tonight and Tuesday night through Wednesday.

ARZ075-MSZ018-019-025-034>036-040215-
Chicot-Bolivar-Sunflower-Leflore-Washington-Humphreys-Holmes-
913 PM CDT Sun Apr 2 2023

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

.DAY ONE...The rest of Tonight and Monday

FLOODING
THREAT...Limited
TIMING...Remainder of tonight into early Monday morning

Remainder of tonight into early Monday morning, localized flash
flooding is possible, particularly in low lying and urban areas.
Minor river flooding is also possible.

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

.DAYS TWO THROUGH SEVEN...Monday night through Saturday

Severe storms capable of producing damaging wind gusts and hail
up to quarter size are possible for portions of southeastern
Arkansas, northern Mississippi, and northeastern Louisiana late
Tuesday night into Wednesday. Tornadoes cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/4.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
night through Wednesday.

MSZ026>033-037>039-044>046-040215-
Grenada-Carroll-Montgomery-Webster-Clay-Lowndes-Choctaw-Oktibbeha-
Attala-Winston-Noxubee-Leake-Neshoba-Kemper-
913 PM CDT Sun Apr 2 2023

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

.DAY ONE...The rest of Tonight and Monday

FLOODING
THREAT...Limited
TIMING...Remainder of tonight into early Monday morning

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...Monday afternoon

Remainder of tonight into early Monday morning, localized flash
flooding is possible, particularly in low lying and urban areas.
Minor river flooding is also possible.

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

Monday afternoon, isolated severe thunderstorms capable of
producing damaging wind gusts and hail up to quarter size are
possible.

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

.DAYS TWO THROUGH SEVEN...Monday night through Saturday

Severe storms capable of producing damaging wind gusts and hail
up to quarter size are possible for portions of southeastern
Arkansas, northern Mississippi, and northeastern Louisiana late
Tuesday night into Wednesday. Tornadoes cannot be ruled out.

(https://www.weather.gov/images/jan/graphicast/4.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 Monday and
Tuesday night through Wednesday.

LAZ015-016-023-025-MSZ053-040215-
Richland-Madison LA-Franklin LA-Tensas-Claiborne-
913 PM CDT Sun Apr 2 2023

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

.DAY ONE...The rest of Tonight and Monday

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...Remainder of tonight

FLOODING
THREAT...Limited
TIMING...Remainder of tonight into early Monday morning

Remainder of tonight, severe thunderstorms are possible. Some
thunderstorms could produce damaging winds to 60 mph and quarter
size hail. A tornado cannot be ruled out.

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

Remainder of tonight into early Monday morning, localized flash
flooding is possible, particularly in low lying and urban areas.
Minor river flooding is also possible.

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

.DAYS TWO THROUGH SEVEN...Monday night through Saturday

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 the rest
of tonight.

MSZ052-040215-
Lauderdale-
913 PM CDT Sun Apr 2 2023

This hazardous weather outlook is for portions of east central
Mississippi.

.DAY ONE...The rest of Tonight and Monday

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...Monday afternoon

Monday afternoon, isolated severe thunderstorms capable of
producing damaging wind gusts and hail up to quarter size are
possible.

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

.DAYS TWO THROUGH SEVEN...Monday night through Saturday

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 Monday.

LAZ024-MSZ059-040215-
Catahoula-Jefferson-
913 PM CDT Sun Apr 2 2023

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

.DAY ONE...The rest of Tonight and Monday

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...Remainder of tonight

Remainder of tonight, severe thunderstorms are possible. Some
thunderstorms could produce damaging winds to 60 mph and quarter
size hail. A tornado cannot be ruled out.

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

.DAYS TWO THROUGH SEVEN...Monday night through Saturday

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 the rest
of tonight.

LAZ026-MSZ057-058-060>066-072>074-040215-
Concordia-Jasper-Clarke-Adams-Franklin MS-Lincoln-Lawrence-
Jefferson Davis-Covington-Jones-Marion-Lamar-Forrest-
913 PM CDT Sun Apr 2 2023

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

.DAY ONE...The rest of Tonight and Monday

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...Remainder of tonight

Remainder of tonight, isolated severe thunderstorms capable of
producing damaging wind gusts and hail up to quarter size are
possible. A tornado cannot be ruled out.

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

.DAYS TWO THROUGH SEVEN...Monday night through Saturday

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 the rest
of tonight.

23

&&

...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.

*FLOODING*
Extreme...Widespread and significant flooding is likely.
Significant...Widespread flash flooding is likely
 and significant flooding is possible.
Elevated...Areas of flash flooding likely.
Limited...Localized flash flooding is 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

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/
...ADDITIONAL URLS FOR FLOODING ISSUES...

Current Watches and Warnings...
   https://www.weather.gov/jan/safe_HeavyRain

Observed Precipitation Images...
   https://www.weather.gov/jan/precipmaps

River Forecast Center...
   https://www.weather.gov/lmrfc/
Significant River Flood Outlook...
   https://www.wpc.ncep.noaa.gov/nationalfloodoutlook/index.html
Day 1 through 3 Excessive Rainfall...
   https://www.wpc.ncep.noaa.gov/qpf/excess_rain.shtml
Excessive Rainfall Discussion...
   https://www.wpc.ncep.noaa.gov/discussions/qpferd.html
Day 1 through 7 QPF...
   https://www.wpc.ncep.noaa.gov/qpf/qpf2.shtml
QPF Discussion...
   https://www.wpc.ncep.noaa.gov/discussions/qpfpfd.html

In the hours before

Special weather statement, Apr 2, 8:35 PM CDT, 1 hour 29 minutes before
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Special weather statement, Apr 2, 8:57 PM CDT, 1 hour 7 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 2, 11:28 PM CDTSpecial Weather StatementJANWarren62 min
Apr 3, 2:23 AM CDTSevere Thunderstorm WarningJANClaiborne, Hinds, Issaquena, Warren67 min
Apr 3, 2:54 AM CDTSevere Thunderstorm WarningJANHinds, Madison, Rankin, Warren66 min
Apr 3, 3:16 AM CDTSevere Thunderstorm WarningJANClaiborne, Copiah, Hinds, Lawrence, Rankin, Simpson59 min
Apr 3, 3:37 AM CDTSevere Thunderstorm WarningJANRankin, Scott, Simpson, Smith53 min
Apr 3, 3:57 AM CDTSevere Thunderstorm WarningJANRankin, Scott33 min
Apr 3, 4:15 AM CDTSevere Thunderstorm WarningJANCopiah, Jefferson Davis, Rankin, Simpson60 min
Apr 3, 4:30 AM CDTSpecial Weather StatementJANScott30 min
Apr 3, 4:41 AM CDTTornado WarningJANSimpson, Smith51 min
Apr 3, 4:59 AM CDTSpecial Weather StatementJANLauderdale, Newton61 min
Apr 3, 5:19 AM CDTTornado WarningJANClarke, Jasper, Jones, Smith56 min
Apr 3, 9:47 AM CDTRiver Flood WarningJANAttala, Holmes12 days
Apr 2, 8:35 PM CDTSpecial Weather StatementJANWest Carroll25 min
Apr 2, 10:55 PM CDTSevere Thunderstorm WarningJANMadison40 min
Apr 3, 1:04 AM CDTSpecial Weather StatementJANEast Carroll, Franklin, Richland56 min
Apr 3, 1:48 AM CDTSevere Thunderstorm WarningJANFranklin, Madison, Richland, Tensas57 min
Apr 2, 8:57 PM CDTSpecial Weather StatementJANChicot48 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 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; radar from the NEXRAD Level II archive.