Alert archive / Mississippi / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 235, NWS Jackson, MS

May 25, 20204 counties in Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 25, 2020, 4:43 PM CDT for 4 counties in Mississippi. It was in force for 33 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
May 25, 2020, 4:43 PM CDT (21:43 UTC)
Expired
May 25, 2020, 5:16 PM CDT
In force
33 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

Counties Clarke County, MS, Jasper County, MS, Lauderdale County, MS, Newton County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 102 km from the middle of the area, began a volume at 21:46 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 12:00Z, 9.7 hours before the alert went out and 112 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 12:00Z on 2020-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 54 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 12:00Z on 2020-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -69 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
54 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
1119 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-69 m²/s²
0-3 km storm-relative helicity
-81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 May 25, 2:39 PM CDT, 2 hours 4 minutes earlier.

Area forecast discussion, May 25, 2:39 PM CDT, 2 hours 4 minutes before
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Hazardous weather outlook, May 25, 11:43 AM CDT, 5 hours before
Hazardous Weather Outlook
National Weather Service Jackson MS
1143 AM CDT Mon May 25 2020

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-034-040-041-047-053-
059>062-261645-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar-
Washington-Issaquena-Sharkey-Warren-Claiborne-Jefferson-Adams-
Franklin MS-Lincoln-
1143 AM CDT Mon May 25 2020

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

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

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

Strong to severe thunderstorms will be possible this afternoon
into this evening. Damaging winds will be the main hazard but hail
up to quarter size will be possible.

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

.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 may be needed for portions of the region rest of
today through tonight.

MSZ019-025>033-035>039-042>046-048>052-054>058-063>066-072>074-
261645-
Sunflower-Leflore-Grenada-Carroll-Montgomery-Webster-Clay-Lowndes-
Choctaw-Oktibbeha-Humphreys-Holmes-Attala-Winston-Noxubee-Yazoo-
Madison MS-Leake-Neshoba-Kemper-Hinds-Rankin-Scott-Newton-
Lauderdale-Copiah-Simpson-Smith-Jasper-Clarke-Lawrence-
Jefferson Davis-Covington-Jones-Marion-Lamar-Forrest-
1143 AM CDT Mon May 25 2020

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

.DAY ONE...The rest of 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.

28

&&

...HAZARD LEGEND...

*SEVERE THUNDERSTORMS*
High...Significant severe thunderstorms are expected.
Moderate...Severe storms expected with significant
 severe weather possible.
Enhanced...Severe storms expected.
Slight...Severe storms possible.
Marginal...Isolated severe storms 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/

In the hours before

Special weather statement, May 25, 4:02 PM CDT, 41 minutes before
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Special weather statement, May 25, 4:11 PM CDT, 32 minutes before
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Special weather statement, May 25, 4:18 PM CDT, 25 minutes before
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Special weather statement, May 25, 4:23 PM CDT, 20 minutes before
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Special weather statement, May 25, 4:25 PM CDT, 18 minutes before
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Special weather statement, May 25, 4:30 PM CDT, 13 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 9:13 PM CDTSpecial Weather StatementJANBolivar32 min
May 25, 1:13 PM CDTSpecial Weather StatementJANCopiah32 min
May 25, 1:25 PM CDTSpecial Weather StatementJANClaiborne50 min
May 25, 1:58 PM CDTSpecial Weather StatementJANWarren32 min
May 25, 2:06 PM CDTSevere Thunderstorm WarningJANClaiborne, Hinds, Warren39 min
May 25, 2:22 PM CDTSpecial Weather StatementJANCarroll23 min
May 25, 2:30 PM CDTSpecial Weather StatementJANWarren30 min
May 25, 2:51 PM CDTSpecial Weather StatementJANIssaquena24 min
May 25, 2:54 PM CDTSpecial Weather StatementJANNeshoba36 min
May 25, 3:20 PM CDTSpecial Weather StatementJANJones25 min
May 25, 3:37 PM CDTSpecial Weather StatementJANJasper38 min
May 25, 3:56 PM CDTSpecial Weather StatementJANClarke34 min
May 25, 4:02 PM CDTSpecial Weather StatementJANJasper28 min
May 25, 4:11 PM CDTSpecial Weather StatementJANCovington34 min
May 25, 4:18 PM CDTSpecial Weather StatementJANSmith27 min
May 25, 4:23 PM CDTSpecial Weather StatementJANCovington37 min
May 25, 4:25 PM CDTSpecial Weather StatementJANSmith35 min
May 25, 4:30 PM CDTSpecial Weather StatementJANClarke30 min
May 25, 4:47 PM CDTSpecial Weather StatementJANSmith28 min
May 25, 4:51 PM CDTSpecial Weather StatementJANScott24 min
May 25, 5:03 PM CDTSpecial Weather StatementJANNewton42 min
May 25, 5:04 PM CDTSpecial Weather StatementJANScott41 min
May 25, 5:37 PM CDTSpecial Weather StatementJANNeshoba23 min
May 25, 5:52 PM CDTSpecial Weather StatementJANLeake23 min
May 25, 6:13 PM CDTSpecial Weather StatementJANAttala32 min
May 25, 1:04 PM CDTSpecial Weather StatementJANFranklin26 min
May 25, 1:11 PM CDTSevere Thunderstorm WarningJANCatahoula, Franklin49 min
May 25, 1:47 PM CDTSpecial Weather StatementJANRichland28 min
May 25, 6:30 PM CDTSpecial Weather StatementJANCatahoula60 min
May 25, 6:47 PM CDTSpecial Weather StatementJANMorehouse58 min
May 25, 6:56 PM CDTSpecial Weather StatementJANRichland34 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2020Every severe thunderstorm warning in 2020

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.