Alert archive / Mississippi / Tornado Warnings in 2015

Tornado Warning 40, NWS Jackson, MS

December 23, 2015Simpson County, Smith County, Mississippi

NWS Jackson, MS issued this tornado warning at Dec 23, 2015, 2:30 PM CST for Simpson County, Smith County, Mississippi. It was in force for 60 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: Dec 23, 2015, 2:30 PM CST (20:30 UTC)
Expired: Dec 23, 2015, 3:30 PM CST
In force: 60 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Simpson County, MS, Smith County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 42 km from the middle of the area, began a volume at 20:33 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
Dec 23, 2:17 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 8.5 hours before the alert went out and 51 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: 57 J/kg
Mixed-layer CIN: -183 J/kg
Mixed-layer LCL: 670 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 298 m²/s²
0-3 km storm-relative helicity: 382 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

364 
WFUS54 KJAN 232030
TORJAN
MSC127-129-232130-
/O.NEW.KJAN.TO.W.0040.151223T2030Z-151223T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
230 PM CST WED DEC 23 2015

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN SIMPSON COUNTY IN CENTRAL MISSISSIPPI...
  SMITH COUNTY IN CENTRAL MISSISSIPPI...

* UNTIL 330 PM CST
    
* AT 230 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR SHIVERS...OR NEAR PINOLA...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...
  MAGEE AND SANATORIUM AROUND 240 PM CST.
  MARTINVILLE AROUND 245 PM CST.
  WHITE OAK AROUND 250 PM CST.
  RALEIGH AROUND 255 PM CST.
  BURNS AROUND 300 PM CST.
  PINEVILLE AROUND 305 PM CST.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE MIZE
AND SYLVARENA.

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 3181 9000 3205 8975 3205 8973 3207 8973
      3222 8957 3223 8950 3222 8932 3194 8932
      3176 8988 3177 8991
TIME...MOT...LOC 2030Z 224DEG 51KT 3182 8990 

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

$$

DB

4 follow-up statements

432 
WWUS54 KJAN 232040
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
240 PM CST WED DEC 23 2015

MSC127-129-232130-
/O.CON.KJAN.TO.W.0040.000000T0000Z-151223T2130Z/
SIMPSON MS-SMITH MS-
240 PM CST WED DEC 23 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CST FOR EASTERN
SIMPSON AND SMITH COUNTIES...
    
AT 240 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER SANATORIUM...OR NEAR MAGEE...MOVING NORTHEAST AT 55
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...
  MARTINVILLE AROUND 245 PM CST.
  WHITE OAK AROUND 255 PM CST.
  RALEIGH AROUND 300 PM CST.
  BURNS AROUND 305 PM CST.
  PINEVILLE AROUND 315 PM CST.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
SYLVARENA.

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 3187 8990 3205 8975 3205 8973 3207 8973
      3222 8957 3223 8950 3222 8932 3194 8932
      3180 8983
TIME...MOT...LOC 2040Z 227DEG 46KT 3188 8979 

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

$$

DB

540 
WWUS54 KJAN 232048
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
248 PM CST WED DEC 23 2015

MSC127-129-232130-
/O.CON.KJAN.TO.W.0040.000000T0000Z-151223T2130Z/
SIMPSON MS-SMITH MS-
248 PM CST WED DEC 23 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CST FOR EAST
CENTRAL SIMPSON AND CENTRAL SMITH COUNTIES...
    
AT 248 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR MAGEE...MOVING NORTHEAST AT 50 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...
  RALEIGH AND CENTER RIDGE AROUND 305 PM CST.
  PINEVILLE AROUND 320 PM CST.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
SYLVARENA.

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 3191 8981 3223 8943 3222 8932 3196 8932
      3186 8974
TIME...MOT...LOC 2048Z 230DEG 42KT 3192 8971 

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

$$

DB

628 
WWUS54 KJAN 232059
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
259 PM CST WED DEC 23 2015

MSC127-232108-
/O.CAN.KJAN.TO.W.0040.000000T0000Z-151223T2130Z/
SIMPSON MS-
259 PM CST WED DEC 23 2015

...THE TORNADO WARNING FOR EAST CENTRAL SIMPSON COUNTY 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 800 PM CST FOR EAST CENTRAL
MISSISSIPPI.

LAT...LON 3194 8965 3201 8966 3222 8944 3222 8932
      3202 8932
TIME...MOT...LOC 2058Z 228DEG 44KT 3200 8960 

$$

MSC129-232130-
/O.CON.KJAN.TO.W.0040.000000T0000Z-151223T2130Z/
SMITH MS-
259 PM CST WED DEC 23 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CST FOR NORTHERN
SMITH COUNTY...
    
AT 258 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR RALEIGH...OR 11 MILES NORTHEAST OF MAGEE...MOVING
NORTHEAST AT 50 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...
  PINEVILLE AROUND 315 PM CST.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
SYLVARENA.

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 3194 8965 3201 8966 3222 8944 3222 8932
      3202 8932
TIME...MOT...LOC 2058Z 228DEG 44KT 3200 8960 

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

$$

DB

379 
WWUS54 KJAN 232110
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
310 PM CST WED DEC 23 2015

MSC129-232130-
/O.CON.KJAN.TO.W.0040.000000T0000Z-151223T2130Z/
SMITH MS-
310 PM CST WED DEC 23 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CST FOR
NORTHEASTERN SMITH COUNTY...
    
AT 310 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR RALEIGH...OR 18 MILES SOUTH OF FOREST...MOVING
NORTHEAST AT 55 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...
  PINEVILLE AROUND 315 PM CST.

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 3202 8952 3207 8958 3222 8944 3222 8932
      3208 8932
TIME...MOT...LOC 2110Z 226DEG 46KT 3209 8948 

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

$$

DB

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 22, 7:01 PM CST	Special Weather Statement	JAN	Adams	44 min
Dec 23, 6:14 AM CST	Severe Thunderstorm Warning	JAN	Attala, Holmes, Yazoo	26 min
Dec 23, 7:25 AM CST	Special Weather Statement	JAN	Marion	35 min
Dec 23, 7:45 AM CST	Severe Thunderstorm Warning	JAN	Covington, Forrest, Jones, Lamar	60 min
Dec 23, 9:08 AM CST	Special Weather Statement	JAN	Clarke	37 min
Dec 23, 1:12 PM CST	Special Weather Statement	JAN	Forrest	48 min
Dec 23, 1:42 PM CST	Severe Thunderstorm Warning	JAN	Jones	33 min
Dec 23, 1:54 PM CST	Special Weather Statement	JAN	Lawrence	36 min
Dec 23, 2:17 PM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis, Lawrence, Simpson	43 min
Dec 23, 2:26 PM CST	Special Weather Statement	JAN	Washington	34 min
Dec 23, 2:34 PM CST	Special Weather Statement	JAN	Bolivar	26 min
Dec 23, 2:42 PM CST	Severe Thunderstorm Warning	JAN	Bolivar	22 min
Dec 23, 2:58 PM CST	Tornado Warning	JAN	Bolivar	17 min
Dec 23, 3:27 PM CST	Tornado Warning	JAN	Bolivar, Washington	63 min
Dec 23, 3:33 PM CST	Severe Thunderstorm Warning	JAN	Sunflower	42 min
Dec 23, 3:38 PM CST	Tornado Warning	JAN	Newton	16 min
Dec 23, 3:46 PM CST	Special Weather Statement	JAN	Jones, Lamar	29 min
Dec 23, 3:53 PM CST	Severe Thunderstorm Warning	JAN	Jones	67 min
Dec 23, 3:57 PM CST	Special Weather Statement	JAN	Smith	48 min
Dec 23, 4:04 PM CST	Flash Flood Warning	JAN	Jones	3 hr
Dec 23, 4:48 PM CST	Special Weather Statement	JAN	Clarke	42 min
Dec 23, 5:00 PM CST	Special Weather Statement	JAN	Bolivar	30 min
Dec 23, 5:09 PM CST	Tornado Warning	JAN	Clarke	24 min
Dec 23, 5:15 PM CST	Severe Thunderstorm Warning	JAN	Sunflower	15 min
Dec 23, 5:29 PM CST	Flash Flood Warning	JAN	Clarke	3 hr
Dec 23, 5:37 PM CST	Special Weather Statement	JAN	Clarke	23 min

Nearby

Tornado Warnings in Mississippi, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.