Alert archive / Mississippi / Tornado Warnings in 2019

Tornado Warning 49, NWS New Orleans, LA

May 11, 2019Harrison County, Mississippi

NWS New Orleans, LA issued this tornado warning at May 11, 2019, 12:04 PM CDT for Harrison County, Mississippi. It was in force for 26 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 11, 2019, 12:04 PM CDT (17:04 UTC)
Expired
May 11, 2019, 12:30 PM CDT
In force
26 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Harrison County, MS

The radar

The Mobile radar (KMOB), 97 km from the middle of the area, began a volume at 17:03 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

Slidell Radar S, LA (KSIL), launched 12:00Z, 5.1 hours before the alert went out and 59 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, Slidell Radar S, LA at 12:00Z on 2019-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1608 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2019-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.193958Sfc1 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
1608 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
178 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.1

Open this sounding in Storm Lab

The text

As transmitted.

188 
WFUS54 KLIX 111704
TORLIX
MSC047-111730-
/O.NEW.KLIX.TO.W.0049.190511T1704Z-190511T1730Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service New Orleans LA
1204 PM CDT Sat May 11 2019

The National Weather Service in New Orleans has issued a

* Tornado Warning for...
  Northwestern Harrison County in southeastern Mississippi...

* Until 1230 PM CDT.
    
* At 1204 PM CDT, a severe thunderstorm capable of producing a
  tornado was located 10 miles west of Lyman, or 11 miles north of
  Diamondhead, moving northeast at 15 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...
  Saucier around 1230 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to 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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3050 8927 3051 8934 3065 8934 3065 8925
      3068 8924 3068 8914 3067 8912
TIME...MOT...LOC 1704Z 205DEG 13KT 3054 8930 

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

$$

24/RR
2 follow-up statements
708 
WWUS54 KLIX 111716
SVSLIX

Severe Weather Statement
National Weather Service New Orleans LA
1216 PM CDT Sat May 11 2019

MSC047-111730-
/O.CON.KLIX.TO.W.0049.000000T0000Z-190511T1730Z/
Harrison MS-
1216 PM CDT Sat May 11 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 PM CDT FOR
NORTHWESTERN HARRISON COUNTY...
    
At 1215 PM CDT, a severe thunderstorm capable of producing a tornado
was located 9 miles west of Saucier, or 14 miles north of
Diamondhead, moving north at 15 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
northwestern Harrison County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to 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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3056 8932 3065 8931 3065 8925 3068 8924
      3068 8914 3055 8927
TIME...MOT...LOC 1715Z 200DEG 13KT 3058 8929 

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

$$

24/RR
545 
WWUS54 KLIX 111729
SVSLIX

Severe Weather Statement
National Weather Service New Orleans LA
1229 PM CDT Sat May 11 2019

MSC047-111739-
/O.EXP.KLIX.TO.W.0049.000000T0000Z-190511T1730Z/
Harrison MS-
1229 PM CDT Sat May 11 2019

...THE TORNADO WARNING FOR NORTHWESTERN HARRISON COUNTY WILL EXPIRE
AT 1230 PM CDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.  However gusty winds are still possible with
this thunderstorm.

LAT...LON 3056 8932 3065 8931 3065 8925 3068 8924
      3068 8914 3055 8927
TIME...MOT...LOC 1729Z 205DEG 13KT 3062 8927 

$$

24/RR

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 10, 9:02 PM CDTRiver Flood WarningLIXPike58 hr
May 10, 9:44 PM CDTSpecial Weather StatementLIXStone31 min
May 10, 9:59 PM CDTSevere Thunderstorm WarningLIXHancock, Harrison, Pearl River31 min
May 11, 12:47 AM CDTSpecial Weather StatementLIXPearl River28 min
May 11, 3:03 AM CDTAreal Flood AdvisoryLIXPearl River3 hr
May 11, 6:00 AM CDTSevere Thunderstorm WarningLIXPearl River30 min
May 11, 7:49 AM CDTSpecial Weather StatementLIXJackson26 min
May 11, 9:15 AM CDTRiver Flood WarningLIXHarrison4 days
May 11, 9:19 AM CDTFlash Flood WarningLIXPearl River4 hr
May 11, 10:51 AM CDTRiver Flood WarningLIXPearl River58 hr
May 11, 12:06 PM CDTAreal Flood WarningLIXHarrison6 hr
May 11, 12:55 PM CDTSevere Thunderstorm WarningLIXHarrison35 min
May 11, 1:08 PM CDTSevere Thunderstorm WarningLIXPike, Walthall37 min
May 11, 1:13 PM CDTFlash Flood WarningLIXPearl River6 hr
May 11, 1:16 PM CDTTornado WarningLIXHarrison14 min
May 11, 1:21 PM CDTSpecial Weather StatementLIXWalthall24 min
May 11, 1:28 PM CDTTornado WarningLIXHarrison32 min
May 11, 1:32 PM CDTSpecial Weather StatementLIXHarrison58 min
May 11, 2:07 PM CDTAreal Flood WarningLIXPearl River6 hr
May 11, 2:13 PM CDTFlash Flood WarningLIXHarrison3 hr
May 11, 3:35 PM CDTTornado WarningLIXJackson25 min
May 11, 3:51 PM CDTTornado WarningLIXHarrison24 min
May 11, 4:01 PM CDTTornado WarningLIXJackson29 min
May 11, 4:21 PM CDTTornado WarningLIXHarrison24 min
May 11, 5:08 PM CDTTornado WarningLIXHarrison9 min
May 11, 5:24 PM CDTFlash Flood WarningLIXPearl River6 hr
May 11, 5:33 PM CDTSevere Thunderstorm WarningLIXPearl River27 min
May 11, 6:18 PM CDTSevere Thunderstorm WarningLIXPearl River27 min
May 11, 6:36 PM CDTFlash Flood WarningLIXPearl River114 min
May 11, 6:48 PM CDTSpecial Weather StatementLIXPearl River27 min
May 11, 6:49 PM CDTSpecial Weather StatementLIXPearl River26 min

Nearby

Tornado Warnings in Mississippi, 2019Every tornado warning in 2019Tornadoes in 2019

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.