Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 117, NWS Jackson, MS

April 24, 2021Jasper County, Jones County, Smith County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Apr 24, 2021, 2:47 AM CDT for Jasper County, Jones County, Smith County, Mississippi. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 24, 2021, 2:47 AM CDT (07:47 UTC)
Expired: Apr 24, 2021, 3:34 AM CDT
In force: 47 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Jasper County, MS, Jones County, MS, Smith County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 105 km from the middle of the area, began a volume at 07:46 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 watch it was issued in

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

Issued	Product	Office	Lasted
Apr 23, 8:30 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 7.8 hours before the alert went out and 115 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1198 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 238 m²/s²
0-3 km storm-relative helicity: 244 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

104 
WUUS54 KJAN 240747
SVRJAN
MSC061-067-129-240845-
/O.NEW.KJAN.SV.W.0117.210424T0747Z-210424T0845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
247 AM CDT Sat Apr 24 2021

The National Weather Service in Jackson has issued a

* Severe Thunderstorm Warning for...
  Southern Jasper County in east central Mississippi...
  Southeastern Smith County in central Mississippi...
  Jones County in southeastern Mississippi...

* Until 345 AM CDT.

* At 246 AM CDT, severe thunderstorms were located along a line
  extending from near Taylorsville to 8 miles east of Collins to near
  Sanford, moving east at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Severe thunderstorms will be near...
  Stringer around 300 AM CDT.
  Laurel, Ellisville and Moss around 305 AM CDT.
  Tuckers Crossing around 315 AM CDT.
  Sandersville and Heidelberg around 320 AM CDT.
  Mill Creek and Stafford Springs around 325 AM CDT.

Other locations impacted by these severe thunderstorms include Soso.

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 400 AM CDT for central,
southeastern and east central Mississippi.

LAT...LON 3182 8894 3152 8894 3152 8940 3186 8940
      3191 8891 3183 8891
TIME...MOT...LOC 0746Z 268DEG 37KT 3180 8941 3164 8942 3150 8951 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

DL

4 follow-up statements

827 
WWUS54 KJAN 240804
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
304 AM CDT Sat Apr 24 2021

MSC129-240813-
/O.CAN.KJAN.SV.W.0117.000000T0000Z-210424T0845Z/
Smith MS-
304 AM CDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SMITH COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 400 AM CDT for southeastern
and east central Mississippi.

LAT...LON 3182 8894 3152 8894 3152 8940 3188 8922
      3191 8891 3183 8891
TIME...MOT...LOC 0803Z 264DEG 36KT 3185 8916 3167 8924 3152 8933 

$$

MSC061-067-240845-
/O.CON.KJAN.SV.W.0117.000000T0000Z-210424T0845Z/
Jasper MS-Jones MS-
304 AM CDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR SOUTHEASTERN JASPER AND JONES COUNTIES...

At 303 AM CDT, severe thunderstorms were located along a line
extending from near Moss to near Ellisville to near Moselle, moving
east at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

These severe storms will be near...
  Laurel and Moss around 310 AM CDT.
  Sandersville and Tuckers Crossing around 315 AM CDT.
  Heidelberg around 320 AM CDT.
  Mill Creek and Stafford Springs around 325 AM CDT.

Other locations impacted by these severe thunderstorms include Soso.

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 400 AM CDT for southeastern
and east central Mississippi.

LAT...LON 3182 8894 3152 8894 3152 8940 3188 8922
      3191 8891 3183 8891
TIME...MOT...LOC 0803Z 264DEG 36KT 3185 8916 3167 8924 3152 8933 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

DL

027 
WWUS54 KJAN 240810
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
310 AM CDT Sat Apr 24 2021

MSC061-067-240845-
/O.CON.KJAN.SV.W.0117.000000T0000Z-210424T0845Z/
Jasper MS-Jones MS-
310 AM CDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR SOUTHEASTERN JASPER AND JONES COUNTIES...

At 310 AM CDT, severe thunderstorms were located along a line
extending from near Moss to near Laurel to Moselle, moving east at 45
mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

These severe storms will be near...
  Sandersville and Tuckers Crossing around 315 AM CDT.
  Heidelberg around 320 AM CDT.
  Stafford Springs around 325 AM CDT.
  Mill Creek around 330 AM CDT.

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 400 AM CDT for southeastern
and east central Mississippi.

LAT...LON 3182 8894 3152 8894 3152 8931 3189 8910
      3191 8891 3183 8891
TIME...MOT...LOC 0810Z 268DEG 37KT 3185 8909 3167 8917 3152 8926 

HAIL...<.75IN
WIND...60MPH
 
$$

DL

345 
WWUS54 KJAN 240824
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
324 AM CDT Sat Apr 24 2021

MSC061-240834-
/O.CAN.KJAN.SV.W.0117.000000T0000Z-210424T0845Z/
Jasper MS-
324 AM CDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN JASPER COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 400 AM CDT for southeastern
Mississippi.

LAT...LON 3178 8894 3155 8894 3155 8915 3177 8903
TIME...MOT...LOC 0824Z 267DEG 37KT 3175 8898 3167 8901 3157 8908 

$$

MSC067-240845-
/O.CON.KJAN.SV.W.0117.000000T0000Z-210424T0845Z/
Jones MS-
324 AM CDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR NORTHEASTERN JONES COUNTY...

At 324 AM CDT, severe thunderstorms were located along a line
extending from near Sandersville to near Mill Creek to near Tuckers
Crossing, moving east at 45 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

These severe thunderstorms will remain over mainly rural areas of
northeastern Jones County.

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 400 AM CDT for southeastern
Mississippi.

LAT...LON 3178 8894 3155 8894 3155 8915 3177 8903
TIME...MOT...LOC 0824Z 267DEG 37KT 3175 8898 3167 8901 3157 8908 

HAIL...<.75IN
WIND...60MPH
 
$$

DL

806 
WWUS54 KJAN 240834
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
334 AM CDT Sat Apr 24 2021

MSC067-240843-
/O.CAN.KJAN.SV.W.0117.000000T0000Z-210424T0845Z/
Jones MS-
334 AM CDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN JONES COUNTY IS
CANCELLED...
    
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning has
been cancelled.

A Tornado Watch remains in effect until 400 AM CDT for southeastern
Mississippi.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Jackson.

LAT...LON 3178 8894 3155 8894 3155 8915 3177 8903
TIME...MOT...LOC 0833Z 268DEG 37KT 3175 8887 3167 8890 3157 8897 

$$

DL

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 23, 7:55 PM CDT	Severe Thunderstorm Warning	JAN	Adams, Jefferson	29 min
Apr 23, 8:39 PM CDT	Special Weather Statement	JAN	Adams	36 min
Apr 23, 9:08 PM CDT	Special Weather Statement	JAN	Marion	52 min
Apr 23, 9:14 PM CDT	Special Weather Statement	JAN	Franklin, Jefferson	46 min
Apr 23, 9:31 PM CDT	River Flood Warning	JAN	Jones	36 hr
Apr 23, 10:04 PM CDT	Special Weather Statement	JAN	Marion	26 min
Apr 23, 10:35 PM CDT	Special Weather Statement	JAN	Forrest, Lamar	55 min
Apr 24, 12:50 AM CDT	Special Weather Statement	JAN	Wilkinson	25 min
Apr 24, 12:55 AM CDT	Special Weather Statement	JAN	Forrest	50 min
Apr 24, 1:01 AM CDT	Severe Thunderstorm Warning	JAN	Forrest, Lamar	44 min
Apr 24, 1:30 AM CDT	Severe Thunderstorm Warning	JAN	Franklin, Lincoln	39 min
Apr 24, 1:43 AM CDT	Special Weather Statement	JAN	Jefferson Davis, Lawrence	62 min
Apr 24, 1:56 AM CDT	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis, Lawrence	64 min
Apr 24, 2:00 AM CDT	Special Weather Statement	JAN	Forrest	30 min
Apr 24, 2:05 AM CDT	Severe Thunderstorm Warning	JAN	Lawrence	25 min
Apr 24, 2:35 AM CDT	Special Weather Statement	JAN	Hinds, Rankin	55 min
Apr 24, 2:58 AM CDT	Severe Thunderstorm Warning	JAN	Hinds, Madison, Rankin, Scott, Smith	51 min
Apr 24, 3:44 AM CDT	Special Weather Statement	JAN	Forrest	31 min
Apr 24, 3:55 AM CDT	Severe Thunderstorm Warning	JAN	Forrest	6 min
Apr 24, 4:27 AM CDT	Special Weather Statement	JAN	Washington	48 min
Apr 24, 6:23 AM CDT	Special Weather Statement	JAN	Madison, Rankin, Scott	52 min
Apr 24, 8:56 AM CDT	River Flood Warning	JAN	Leake	25 hr
Apr 24, 9:00 AM CDT	River Flood Warning	JAN	Lawrence	4 days
Apr 24, 9:00 AM CDT	River Flood Warning	JAN	Copiah, Simpson	3 days
Apr 24, 9:00 AM CDT	River Flood Warning	JAN	Marion	3 days

Nearby

Severe Thunderstorm Warnings in Mississippi, 2021 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.