Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 41, NWS Jackson, MS

March 25, 2021Choctaw County, Winston County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Mar 25, 2021, 1:21 PM CDT for Choctaw County, Winston County, Mississippi. It was in force for 24 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 25, 2021, 1:21 PM CDT (18:21 UTC)
Expired
Mar 25, 2021, 1:45 PM CDT
In force
24 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Choctaw County, MS, Winston County, MS

The radar

The Columbus AFB radar (KGWX), 107 km from the middle of the area, began a volume at 18:22 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.

What was reported inside it

TimeReportWhereRemark
Mar 25, 1:35 PM CDTTSTM WND DMGLouisville, MSTREES DOWN, WINDS 70MPH.
Mar 25, 1:35 PM CDTHAIL 0.7Louisville, MS

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 25, 11:26 AM CDTTornado Watch PDSSPC9 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 6.4 hours before the alert went out and 132 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 2021-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1775 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 12:00Z on 2021-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 352 square meters per square second.1939587897117Sfc1 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
1775 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
506 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
352 m²/s²
0-3 km storm-relative helicity
473 m²/s²
Significant tornado parameter
4.6
Supercell composite
21.9

Open this sounding in Storm Lab

The text

As transmitted.

880 
WUUS54 KJAN 251821
SVRJAN
MSC019-159-251845-
/O.NEW.KJAN.SV.W.0041.210325T1821Z-210325T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
121 PM CDT Thu Mar 25 2021

The National Weather Service in Jackson has issued a

* Severe Thunderstorm Warning for...
  Southeastern Choctaw County in central Mississippi...
  Winston County in east central Mississippi...

* Until 145 PM CDT.

* At 120 PM CDT, a severe thunderstorm was located near Stallo, or 10
  miles southwest of Louisville, moving northeast at 70 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Louisville around 130 PM CDT.
  Millcreek around 135 PM CDT.
  Betheden around 140 PM CDT.

Other locations impacted by this severe thunderstorm include
Noxapater and Weir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

A Tornado Watch remains in effect until 800 PM CDT for central,
northeastern and east central Mississippi.

LAT...LON 3293 8906 3293 8932 3329 8931 3330 8909
      3329 8908 3329 8881 3326 8881
TIME...MOT...LOC 1820Z 203DEG 59KT 3300 8916 

HAIL...1.00IN
WIND...60MPH
 
$$

GRG

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 12:47 AM CDTSpecial Weather StatementJANSmith43 min
Mar 25, 1:02 AM CDTSevere Thunderstorm WarningJANJasper, Smith39 min
Mar 25, 1:43 AM CDTSpecial Weather StatementJANClarke32 min
Mar 25, 2:06 AM CDTSpecial Weather StatementJANLauderdale24 min
Mar 25, 2:39 AM CDTSpecial Weather StatementJANChoctaw36 min
Mar 25, 3:02 AM CDTSpecial Weather StatementJANClay43 min
Mar 25, 3:07 AM CDTSpecial Weather StatementJANSimpson, Smith38 min
Mar 25, 3:43 AM CDTSpecial Weather StatementJANScott32 min
Mar 25, 3:48 AM CDTSevere Thunderstorm WarningJANNewton, Scott27 min
Mar 25, 4:14 AM CDTSpecial Weather StatementJANChoctaw31 min
Mar 25, 4:24 AM CDTSevere Thunderstorm WarningJANChoctaw, Oktibbeha, Webster36 min
Mar 25, 4:37 AM CDTSevere Thunderstorm WarningJANNeshoba, Winston38 min
Mar 25, 4:41 AM CDTSevere Thunderstorm WarningJANClay34 min
Mar 25, 5:15 AM CDTSevere Thunderstorm WarningJANNoxubee, Winston30 min
Mar 25, 5:28 AM CDTSpecial Weather StatementJANNeshoba47 min
Mar 25, 6:35 AM CDTSpecial Weather StatementJANNoxubee25 min
Mar 25, 7:04 AM CDTRiver Flood WarningJANLawrence63 hr
Mar 25, 8:54 AM CDTSpecial Weather StatementJANAttala36 min
Mar 25, 9:01 AM CDTRiver Flood WarningJANNeshoba7 days
Mar 25, 9:03 AM CDTRiver Flood WarningJANMadison, Yazoo13 days
Mar 25, 9:04 AM CDTRiver Flood WarningJANClarke4 days
Mar 25, 9:04 AM CDTSpecial Weather StatementJANLowndes26 min
Mar 25, 9:11 AM CDTSpecial Weather StatementJANWinston49 min
Mar 25, 9:18 AM CDTSpecial Weather StatementJANNoxubee42 min
Mar 25, 9:32 AM CDTTornado WarningJANNoxubee28 min
Mar 25, 11:46 AM CDTRiver Flood WarningJANBolivar, Washington12 days
Mar 25, 11:48 AM CDTRiver Flood WarningJANIssaquena, Washington13 days
Mar 25, 12:38 PM CDTSevere Thunderstorm WarningJANLeake, Neshoba, Scott52 min
Mar 25, 1:02 PM CDTSpecial Weather StatementJANWinston28 min
Mar 25, 1:03 PM CDTTornado WarningJANCovington, Jefferson Davis, Simpson, Smith57 min
Mar 25, 1:17 PM CDTSevere Thunderstorm WarningJANNoxubee, Winston30 min
Mar 25, 1:24 PM CDTFlash Flood WarningJANCovington, Jefferson Davis, Lawrence, Scott, Simpson, Smith94 min
Mar 25, 1:28 PM CDTTornado WarningJANNoxubee17 min
Mar 25, 1:46 PM CDTSevere Thunderstorm WarningJANLowndes27 min
Mar 25, 1:54 PM CDTSevere Thunderstorm WarningJANClarke, Jasper, Lauderdale, Newton81 min
Mar 25, 2:05 PM CDTSpecial Weather StatementJANSmith25 min
Mar 25, 2:29 PM CDTTornado WarningJANKemper, Lauderdale, Newton61 min
Mar 25, 2:31 PM CDTSpecial Weather StatementJANKemper29 min
Mar 25, 3:06 PM CDTTornado WarningJANKemper24 min
Mar 25, 3:09 PM CDTSevere Thunderstorm WarningJANClarke, Lauderdale36 min
Mar 25, 3:16 PM CDTSevere Thunderstorm WarningJANJefferson Davis, Lawrence, Marion44 min
Mar 25, 3:18 PM CDTTornado WarningJANLauderdale27 min
Mar 25, 3:40 PM CDTSevere Thunderstorm WarningJANJefferson Davis, Lawrence, Rankin, Simpson, Smith65 min
Mar 25, 3:47 PM CDTSevere Thunderstorm WarningJANCovington, Smith15 min
Mar 25, 4:23 PM CDTSpecial Weather StatementJANNewton37 min
Mar 25, 4:32 PM CDTSpecial Weather StatementJANMarion28 min
Mar 25, 5:03 PM CDTRiver Flood WarningJANLeake3 days
Mar 25, 5:03 PM CDTSpecial Weather StatementJANJones57 min
Mar 25, 5:15 PM CDTSevere Thunderstorm WarningJANCovington, Jones45 min
Mar 25, 5:57 PM CDTSpecial Weather StatementJANClarke63 min
Mar 25, 6:38 PM CDTSevere Thunderstorm WarningJANClarke13 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.