Alert archive / Mississippi / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 246, NWS Jackson, MS

May 17, 2023Clarke County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 17, 2023, 5:26 PM CDT for Clarke County, Mississippi. It was in force for 16 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 17, 2023, 5:26 PM CDT (22:26 UTC)
Expired
May 17, 2023, 5:42 PM CDT
In force
16 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Clarke County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 125 km from the middle of the area, began a volume at 22:29 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, 10.4 hours before the alert went out and 135 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 2023-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 598 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 2023-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 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
598 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
726 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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 17, 2:42 PM CDT, 2 hours 44 minutes earlier.

Area forecast discussion, May 17, 2:42 PM CDT, 2 hours 44 minutes before
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Hazardous weather outlook, May 17, 2:44 PM CDT, 2 hours 42 minutes before
Hazardous Weather Outlook
National Weather Service Jackson MS
244 PM CDT Wed May 17 2023

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>036-040>042-
047-048-053-059>061-181945-
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-Issaquena-Sharkey-
Yazoo-Warren-Hinds-Claiborne-Jefferson-Adams-Franklin MS-
244 PM CDT Wed May 17 2023

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

.DAY ONE...Tonight and Thursday

The probability for widespread hazardous weather is low.

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

Isolated severe storms capable of damaging wind gusts to 60 mph
and quarter sized hail are possible Friday night over portions of
the delta and the Highway 82 corridor.

(https://www.weather.gov/images/jan/graphicast/2.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 Friday
night.

MSZ037>039-043>046-049>052-054>058-062>066-072>074-181945-
Attala-Winston-Noxubee-Madison MS-Leake-Neshoba-Kemper-Rankin-
Scott-Newton-Lauderdale-Copiah-Simpson-Smith-Jasper-Clarke-
Lincoln-Lawrence-Jefferson Davis-Covington-Jones-Marion-Lamar-
Forrest-
244 PM CDT Wed May 17 2023

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

.DAY ONE...Tonight and Thursday

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...Through the remainder of this afternoon

Through the remainder of this afternoon, isolated severe
thunderstorms are possible. Some thunderstorms could produce
damaging wind gusts up to 60 mph this afternoon.

(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.

11

&&

...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

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 17, 2:35 PM CDT, 2 hours 51 minutes before
Special Weather Statement
National Weather Service Jackson MS
235 PM CDT Wed May 17 2023

MSZ064-072-172015-
Jefferson Davis MS-Marion MS-
235 PM CDT Wed May 17 2023

...A strong thunderstorm will impact portions of northern Marion and
south central Jefferson Davis Counties through 315 PM CDT...

At 234 PM CDT, Doppler radar was tracking a strong thunderstorm over
Morgantown, or 7 miles northwest of Columbia, moving northeast at 20
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...
  Columbia and Goss around 245 PM CDT.
  Society Hill around 250 PM CDT.
  Bunker Hill around 300 PM CDT.
  Bassfield and Improve around 315 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3133 9004 3134 9004 3152 8973 3137 8965
      3127 8965 3118 8996
TIME...MOT...LOC 1934Z 244DEG 18KT 3130 8993

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

CR
Special weather statement, May 17, 3:11 PM CDT, 2 hours 15 minutes before
Special Weather Statement
National Weather Service Jackson MS
311 PM CDT Wed May 17 2023

MSZ072>074-172100-
Lamar MS-Marion MS-Forrest MS-
311 PM CDT Wed May 17 2023

...A strong thunderstorm will impact portions of southeastern Marion,
south central Forrest and southern Lamar Counties through 400 PM
CDT...

At 311 PM CDT, Doppler radar was tracking a strong thunderstorm near
Sandy Hook, or 11 miles south of Columbia, 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...
  Pine Burr around 325 PM CDT.
  Baxterville around 340 PM CDT.
  Lumberton and Pine Ridge around 355 PM CDT.
  Purvis around 400 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3100 8934 3101 8935 3101 8942 3098 8943
      3098 8948 3100 8948 3100 8950 3101 8950
      3101 8955 3100 8955 3100 8983 3107 8984
      3108 8989 3117 8990 3125 8934 3098 8932
      3098 8934
TIME...MOT...LOC 2011Z 265DEG 25KT 3109 8981

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

CR
Special weather statement, May 17, 4:00 PM CDT, 1 hour 26 minutes before
Special Weather Statement
National Weather Service Jackson MS
400 PM CDT Wed May 17 2023

MSZ074-172130-
Forrest MS-
400 PM CDT Wed May 17 2023

...A strong thunderstorm will impact portions of northeastern Forrest
County through 430 PM CDT...

At 359 PM CDT, Doppler radar was tracking a strong thunderstorm over
Sunrise, or near Petal, moving southeast at 10 mph.

HAZARD...Winds in excess of 40 mph and pea 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 storm will remain over mainly rural areas of northeastern
Forrest County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3123 8935 3131 8935 3143 8916 3143 8914
      3116 8915
TIME...MOT...LOC 2059Z 311DEG 10KT 3133 8918

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

JNE
Special weather statement, May 17, 4:22 PM CDT, 1 hour 4 minutes before
Special Weather Statement
National Weather Service Jackson MS
422 PM CDT Wed May 17 2023

MSZ057-058-172215-
Clarke MS-Jasper MS-
422 PM CDT Wed May 17 2023

...A strong thunderstorm will impact portions of northeastern Jasper
and western Clarke Counties through 515 PM CDT...

At 422 PM CDT, Doppler radar was tracking a strong thunderstorm near
Rose Hill, or 15 miles south of Newton, moving east at 15 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...
  Rose Hill and Paulding around 435 PM CDT.
  Orange around 455 PM CDT.
  Pachuta and Barnett around 505 PM CDT.
  Stonewall around 515 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3189 8882 3205 8919 3222 8914 3222 8906
      3214 8871
TIME...MOT...LOC 2122Z 290DEG 14KT 3211 8907

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

CR

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 7:11 PM CDTSpecial Weather StatementJANNoxubee34 min
May 16, 8:31 PM CDTSpecial Weather StatementJANSunflower29 min
May 16, 8:38 PM CDTSpecial Weather StatementJANCopiah52 min
May 16, 8:59 PM CDTSpecial Weather StatementJANJefferson Davis31 min
May 16, 9:06 PM CDTSpecial Weather StatementJANRankin24 min
May 16, 9:35 PM CDTSpecial Weather StatementJANSimpson40 min
May 16, 10:35 PM CDTSpecial Weather StatementJANCovington, Simpson40 min
May 17, 12:55 PM CDTSevere Thunderstorm WarningJANLauderdale36 min
May 17, 2:35 PM CDTSpecial Weather StatementJANMarion40 min
May 17, 3:11 PM CDTSpecial Weather StatementJANLamar49 min
May 17, 4:00 PM CDTSpecial Weather StatementJANForrest30 min
May 17, 4:22 PM CDTSpecial Weather StatementJANJasper53 min
May 17, 5:44 PM CDTSpecial Weather StatementJANJones46 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; radar from the NEXRAD Level II archive.