Alert archive / Mississippi / Tornado Warnings in 2018

Tornado Warning 11, NWS Jackson, MS

March 28, 2018Holmes County, Humphreys County, Yazoo County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 28, 2018, 6:49 PM CDT for Holmes County, Humphreys County, Yazoo County, Mississippi. It was in force for 56 min. 3 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 28, 2018, 6:49 PM CDT (23:49 UTC)
Expired: Mar 28, 2018, 7:45 PM CDT
In force: 56 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Holmes County, MS, Humphreys County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 111 km from the middle of the area, began a volume at 23:50 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

Time	Report	Where	Remark
Mar 28, 6:57 PM CDT	TSTM WND DMG	1 Ssw Eden, MS	TREE AND POWER LINE DOWN.
Mar 28, 7:15 PM CDT	TSTM WND DMG	4 Wnw Lexington, MS	TREE DOWN ALONG HWY 12.
Mar 28, 7:22 PM CDT	TSTM WND DMG	7 Ene Tchula, MS	TREES DOWN ACROSS THE COUNTY.

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.

Issued	Product	Office	Lasted
Mar 28, 3:27 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.8 hours before the alert went out and 105 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: 44 J/kg
Mixed-layer CIN: -151 J/kg
Mixed-layer LCL: 642 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 169 m²/s²
0-3 km storm-relative helicity: 214 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

127 
WFUS54 KJAN 282349
TORJAN
MSC051-053-163-290045-
/O.NEW.KJAN.TO.W.0011.180328T2349Z-180329T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
649 PM CDT WED MAR 28 2018

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Holmes County in central Mississippi...
  North central Yazoo County in central Mississippi...
  Northeastern Humphreys County in central Mississippi...

* Until 745 PM CDT
    
* At 649 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Midnight, or 9 miles west of Thornton, moving
  northeast at 45 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...
  Thornton around 705 PM CDT. 
  Tolarville around 710 PM CDT. 
  Tchula and Howard around 715 PM CDT. 
  Lexington around 725 PM CDT. 
  Emory around 740 PM CDT. 

Other locations impacted by this tornadic thunderstorm include Eden,
West and Cruger.

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 3321 8975 3318 8978 3285 9028 3326 9053
      3329 9045 3327 9045 3324 9042 3325 9039
      3324 9037 3328 9038 3328 9036 3330 9035
      3331 9034 3330 9033 3332 9032 3331 9029
      3334 9028 3335 9025
TIME...MOT...LOC 2349Z 239DEG 37KT 3303 9048 

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

$$

17

3 follow-up statements

507 
WWUS54 KJAN 290012
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
712 PM CDT WED MAR 28 2018

MSC053-163-290021-
/O.CAN.KJAN.TO.W.0011.000000T0000Z-180329T0045Z/
Yazoo MS-Humphreys MS-
712 PM CDT WED MAR 28 2018

...THE TORNADO WARNING FOR NORTH CENTRAL YAZOO AND NORTHEASTERN
HUMPHREYS COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 1100 PM CDT for central and
north central Mississippi.

LAT...LON 3321 8975 3294 9014 3301 9031 3310 9035
      3311 9036 3313 9035 3314 9033 3330 9033
      3332 9032 3331 9029 3334 9028 3335 9025
TIME...MOT...LOC 0011Z 244DEG 40KT 3314 9022 

$$

MSC051-290045-
/O.CON.KJAN.TO.W.0011.000000T0000Z-180329T0045Z/
Holmes MS-
712 PM CDT WED MAR 28 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR HOLMES
COUNTY...
    
At 711 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Howard, or 7 miles northeast of Thornton, moving
northeast at 45 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...
  Lexington around 720 PM CDT. 
  Emory and Bowling Green around 735 PM CDT. 

Other locations impacted by this tornadic thunderstorm include West
and Cruger.

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 3321 8975 3294 9014 3301 9031 3310 9035
      3311 9036 3313 9035 3314 9033 3330 9033
      3332 9032 3331 9029 3334 9028 3335 9025
TIME...MOT...LOC 0011Z 244DEG 40KT 3314 9022 

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

$$

17

860 
WWUS54 KJAN 290028
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
728 PM CDT WED MAR 28 2018

MSC051-290045-
/O.CON.KJAN.TO.W.0011.000000T0000Z-180329T0045Z/
Holmes MS-
728 PM CDT WED MAR 28 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHEASTERN HOLMES COUNTY...
    
At 728 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Black Hawk, moving northeast at 45 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...
  Emory around 735 PM CDT. 

Other locations impacted by this tornadic thunderstorm include West.

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 3321 8975 3312 8988 3317 9003 3320 9010
      3323 9014 3328 9016 3333 9017
TIME...MOT...LOC 0028Z 228DEG 40KT 3327 9005 

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

$$

17

742 
WWUS54 KJAN 290043
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
743 PM CDT WED MAR 28 2018

MSC051-290053-
/O.EXP.KJAN.TO.W.0011.000000T0000Z-180329T0045Z/
Holmes MS-
743 PM CDT WED MAR 28 2018

...THE TORNADO WARNING FOR NORTHEASTERN HOLMES COUNTY WILL EXPIRE AT
745 PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.  However small hail
and gusty winds are still possible with this thunderstorm.

A tornado watch remains in effect until 1100 PM CDT for central
Mississippi.

LAT...LON 3321 8975 3312 8988 3317 9003 3320 9010
      3323 9014 3328 9016 3333 9017
TIME...MOT...LOC 0043Z 230DEG 40KT 3333 8995 

$$

17

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 28, 9:32 AM CDT	River Flood Warning	JAN	Madison, Yazoo	21 days
Mar 28, 9:32 AM CDT	River Flood Warning	JAN	Hinds, Warren	8 days
Mar 28, 9:51 AM CDT	River Flood Warning	JAN	Neshoba	25 hr
Mar 28, 9:54 AM CDT	River Flood Warning	JAN	Clay	5 days
Mar 28, 5:54 PM CDT	Tornado Warning	JAN	Humphreys, Issaquena, Sharkey, Washington, Yazoo	66 min
Mar 28, 6:00 PM CDT	Tornado Warning	JAN	Claiborne, Warren	31 min
Mar 28, 6:49 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Issaquena, Warren	56 min

Nearby

Tornado Warnings in Mississippi, 2018 Every tornado warning in 2018 Tornadoes in 2018

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.