Alert archive / Mississippi / Tornado Warnings in 2016

Tornado Warning 85, NWS New Orleans, LA

November 30, 2016Harrison County, Mississippi

NWS New Orleans, LA issued this tornado warning at Nov 30, 2016, 10:11 AM CST for Harrison County, Mississippi. It was in force for 19 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: Nov 30, 2016, 10:11 AM CST (16:11 UTC)
Expired: Nov 30, 2016, 10:30 AM CST
In force: 19 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), 86 km from the middle of the area, began a volume at 16:11 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
Nov 30, 4:57 AM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 4.2 hours before the alert went out and 63 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: 722 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 734 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 339 m²/s²
0-3 km storm-relative helicity: 341 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 11.5

Open this sounding in Storm Lab

The text

As transmitted.

209 
WFUS54 KLIX 301611
TORLIX
MSC047-301630-
/O.NEW.KLIX.TO.W.0085.161130T1611Z-161130T1630Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1011 AM CST WED NOV 30 2016

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN HARRISON COUNTY IN SOUTHEASTERN MISSISSIPPI...

* UNTIL 1030 AM CST
    
* AT 1010 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER GULFPORT...MOVING NORTHEAST AT 35 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES. 

* THIS STORM WILL BE NEAR...
  BILOXI AROUND 1025 AM CST. 
  D'IBERVILLE AROUND 1030 AM CST. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
GULFPORT AIRPORT. 

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 3031 8916 3038 8920 3050 8889 3036 8889
TIME...MOT...LOC 1610Z 247DEG 30KT 3036 8910 

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

$$

CAB

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 30, 1:14 AM CST	Special Weather Statement	LIX	Wilkinson	46 min
Nov 30, 1:27 AM CST	Severe Thunderstorm Warning	LIX	Wilkinson	33 min
Nov 30, 3:07 AM CST	Special Weather Statement	LIX	Amite	38 min
Nov 30, 10:45 AM CST	Special Weather Statement	LIX	Jackson	45 min

Nearby

Tornado Warnings in Mississippi, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.