Alert archive / Mississippi / Tornado Warnings in 2021

Tornado Warning 59, NWS Jackson, MS

May 18, 2021Jasper County, Newton County, Scott County, Mississippi

NWS Jackson, MS issued this tornado warning at May 18, 2021, 3:51 PM CDT for Jasper County, Newton County, Scott County, Mississippi. It was in force for 34 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: May 18, 2021, 3:51 PM CDT (20:51 UTC)
Expired: May 18, 2021, 4:25 PM CDT
In force: 34 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Jasper County, MS, Newton County, MS, Scott County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 68 km from the middle of the area, began a volume at 20:55 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, 8.9 hours before the alert went out and 78 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: 163 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 651 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: 116 m²/s²
0-3 km storm-relative helicity: 241 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

502 
WFUS54 KJAN 182051
TORJAN
MSC061-101-123-182145-
/O.NEW.KJAN.TO.W.0059.210518T2051Z-210518T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
351 PM CDT Tue May 18 2021

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Northwestern Jasper County in east central Mississippi...
  Southwestern Newton County in east central Mississippi...
  East central Scott County in central Mississippi...

* Until 445 PM CDT.
    
* At 351 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Turnerville, or 13 miles south of Newton, moving
  north at 20 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Roberts around 410 PM CDT.
  Lawrence around 430 PM CDT.

Other locations impacted by this tornadic thunderstorm include Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3209 8917 3222 8929 3222 8932 3239 8942
      3243 8919
TIME...MOT...LOC 2051Z 160DEG 19KT 3212 8921 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

DL

3 follow-up statements

662 
WWUS54 KJAN 182109
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
409 PM CDT Tue May 18 2021

MSC061-101-123-182145-
/O.CON.KJAN.TO.W.0059.000000T0000Z-210518T2145Z/
Jasper MS-Newton MS-Scott MS-
409 PM CDT Tue May 18 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR
NORTHWESTERN JASPER...SOUTHWESTERN NEWTON AND EAST CENTRAL SCOTT
COUNTIES...
    
At 409 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Roberts, or 10 miles southwest of Newton, moving
northwest at 20 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Lawrence around 435 PM CDT.

Other locations impacted by this tornadic thunderstorm include Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3219 8918 3215 8923 3222 8929 3222 8932
      3239 8942 3243 8919
TIME...MOT...LOC 2109Z 157DEG 17KT 3219 8925 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

DL

355 
WWUS54 KJAN 182119
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
419 PM CDT Tue May 18 2021

MSC061-182128-
/O.CAN.KJAN.TO.W.0059.000000T0000Z-210518T2145Z/
Jasper MS-
419 PM CDT Tue May 18 2021

...THE TORNADO WARNING FOR NORTHWESTERN JASPER COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3222 8929 3239 8942 3242 8925 3222 8923
TIME...MOT...LOC 2118Z 158DEG 17KT 3224 8926 

$$

MSC101-123-182145-
/O.CON.KJAN.TO.W.0059.000000T0000Z-210518T2145Z/
Newton MS-Scott MS-
419 PM CDT Tue May 18 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR
SOUTHWESTERN NEWTON AND EAST CENTRAL SCOTT COUNTIES...
    
At 418 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Roberts, or 8 miles southwest of Newton, moving
north at 20 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
southwestern Newton and east central Scott Counties, including the
following locations... Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3222 8929 3239 8942 3242 8925 3222 8923
TIME...MOT...LOC 2118Z 158DEG 17KT 3224 8926 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

DL

758 
WWUS54 KJAN 182125
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
425 PM CDT Tue May 18 2021

MSC101-123-182135-
/O.CAN.KJAN.TO.W.0059.000000T0000Z-210518T2145Z/
Newton MS-Scott MS-
425 PM CDT Tue May 18 2021

...THE TORNADO WARNING FOR SOUTHWESTERN NEWTON AND EAST CENTRAL SCOTT
COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.

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

LAT...LON 3222 8929 3239 8942 3242 8925 3222 8923
TIME...MOT...LOC 2124Z 160DEG 19KT 3228 8928 

$$

DL

The office that day

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

Issued	Product	Office	Counties	Lasted
May 18, 2:17 PM CDT	Special Weather Statement	JAN	Clarke	28 min
May 18, 3:10 PM CDT	Tornado Warning	JAN	Jefferson Davis, Lawrence, Simpson	38 min
May 18, 3:31 PM CDT	Tornado Warning	JAN	Jasper, Smith	47 min
May 18, 3:57 PM CDT	Tornado Warning	JAN	Rankin, Simpson	36 min

Nearby

Tornado Warnings in Mississippi, 2021 Every tornado warning in 2021 Tornadoes 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.