Alert archive / Mississippi / Tornado Warnings in 2018

Tornado Warning 14, NWS Jackson, MS

March 28, 2018Webster County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 28, 2018, 8:10 PM CDT for Webster County, Mississippi. It was in force for 65 min. 1 report 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, 8:10 PM CDT (01:10 UTC)
Expired
Mar 28, 2018, 9:15 PM CDT
In force
65 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Webster County, MS

The radar

The Columbus AFB radar (KGWX), 92 km from the middle of the area, began a volume at 01:09 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 28, 8:58 PM CDTTSTM WND DMG8 Nnw Maben, MSFEW TREES DOWN.

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 28, 3:27 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Little Rock, AR (KBYH), launched 00:00Z, 1.2 hours before the alert went out and 152 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, Little Rock, AR at 00:00Z on 2018-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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, Little Rock, AR at 00:00Z on 2018-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 square meters per square second.1939587897Sfc1 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
4 J/kg
Mixed-layer CIN
-138 J/kg
Mixed-layer LCL
778 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

178 
WFUS54 KJAN 290110
TORJAN
MSC155-290215-
/O.NEW.KJAN.TO.W.0014.180329T0110Z-180329T0215Z/

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

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Webster County in north central Mississippi...

* Until 915 PM CDT
    
* At 809 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Kilmichael, or 9 miles east of Winona, moving
  northeast at 50 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...
  Embry and Bellefontaine around 830 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Walthall.

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 3364 8913 3358 8915 3353 8915 3353 8919
      3352 8926 3350 8932 3347 8934 3346 8940
      3346 8951 3372 8950 3372 8919 3374 8919
      3374 8912
TIME...MOT...LOC 0109Z 211DEG 45KT 3348 8956 

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

$$

17
1 follow-up statement
933 
WWUS54 KJAN 290145
SVSJAN

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

MSC155-290215-
/O.CON.KJAN.TO.W.0014.000000T0000Z-180329T0215Z/
Webster MS-
845 PM CDT WED MAR 28 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR CENTRAL
WEBSTER COUNTY...
    
At 844 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Sherwood, or 20 miles southwest of Montpelier,
moving northeast at 60 mph.

HAZARD...Tornado and quarter size hail. 

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...
  Clarkson around 855 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Walthall.

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 3364 8913 3358 8915 3353 8915 3353 8919
      3352 8926 3350 8932 3346 8940 3346 8945
      3372 8919 3374 8919 3374 8912
TIME...MOT...LOC 0144Z 224DEG 53KT 3351 8920 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

17

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 28, 7:06 PM CDTSpecial Weather StatementJANYazoo39 min
Mar 28, 7:24 PM CDTTornado WarningJANCarroll, Montgomery66 min
Mar 28, 7:31 PM CDTSevere Thunderstorm WarningJANAttala, Holmes, Yazoo44 min
Mar 28, 7:38 PM CDTSpecial Weather StatementJANYazoo52 min
Mar 28, 7:48 PM CDTFlash Flood WarningJANYazoo87 min
Mar 28, 8:02 PM CDTSevere Thunderstorm WarningJANMadison, Yazoo43 min
Mar 28, 8:07 PM CDTTornado WarningJANMadison38 min
Mar 28, 8:10 PM CDTSpecial Weather StatementJANChoctaw50 min
Mar 28, 8:26 PM CDTSevere Thunderstorm WarningJANAttala, Choctaw, Montgomery49 min
Mar 28, 8:29 PM CDTFlash Flood WarningJANAttala, Carroll, Choctaw, Holmes, Montgomery3 hr
Mar 28, 8:38 PM CDTTornado WarningJANHinds, Madison, Rankin37 min
Mar 28, 8:43 PM CDTTornado WarningJANChoctaw, Clay, Oktibbeha, Webster46 min
Mar 28, 9:08 PM CDTSevere Thunderstorm WarningJANAttala, Leake, Neshoba, Winston18 min
Mar 28, 9:11 PM CDTTornado WarningJANRankin, Scott31 min
Mar 29, 5:56 AM CDTSpecial Weather StatementJANCopiah49 min
Mar 29, 6:19 AM CDTSpecial Weather StatementJANFranklin41 min
Mar 29, 6:47 AM CDTSpecial Weather StatementJANRankin43 min
Mar 29, 7:16 AM CDTSpecial Weather StatementJANLeake, Scott44 min
Mar 29, 7:28 AM CDTSpecial Weather StatementJANLincoln32 min
Mar 29, 7:49 AM CDTSpecial Weather StatementJANSmith41 min
Mar 29, 7:59 AM CDTSpecial Weather StatementJANNeshoba, Newton46 min
Mar 29, 8:50 AM CDTSpecial Weather StatementJANCovington, Jasper, Jefferson Davis55 min
Mar 29, 9:58 AM CDTSpecial Weather StatementJANClarke, Forrest62 min

Nearby

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