Alert archive / Mississippi / Tornado Warnings in 2014

Tornado Warning 6, NWS Jackson, MS

February 20, 2014Lowndes County, Mississippi

NWS Jackson, MS issued this tornado warning at Feb 20, 2014, 8:52 PM CST for Lowndes County, Mississippi. It was in force for 23 min. 2 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: Feb 20, 2014, 8:52 PM CST (02:52 UTC)
Expired: Feb 20, 2014, 9:15 PM CST
In force: 23 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon

County Lowndes County, MS

The radar

The Columbus AFB radar (KGWX), 39 km from the middle of the area, began a volume at 02:52 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
Feb 20, 9:00 PM CST	TSTM WND DMG	5 N Columbus, MS	DOWNED TREES AND POWERLINES ON SPIVEY ROAD. REPORT VIA SOCIAL MEDIA.
Feb 20, 9:06 PM CST	TSTM WND DMG	Steens, MS	TREES AND POWERLINES DOWN IN THE STEENS AREA ON HIGHWAY 12. REPORT VIA SOCIAL MEDIA.

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
Feb 20, 6:05 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 2.9 hours before the alert went out and 155 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: 755 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 734 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 181 m²/s²
0-3 km storm-relative helicity: 208 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 3.7

Open this sounding in Storm Lab

The text

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

576 
WFUS54 KJAN 210252
TORJAN
MSC087-210315-
/O.NEW.KJAN.TO.W.0006.140221T0252Z-140221T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
852 PM CST THU FEB 20 2014

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL LOWNDES COUNTY IN NORTHEAST MISSISSIPPI...

* UNTIL 915 PM CST

* AT 853 PM CST...A TORNADO WAS INDICATED NEAR WAVERLY...AND MOVING
  EAST AT 45 MPH.

  HAZARD...TORNADO.

* THIS DANGEROUS STORM WILL BE NEAR...
  STEENS AROUND 900 PM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO PROTECT YOUR LIFE...TAKE COVER NOW! MOVE TO A BASEMENT OR AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
MISSISSIPPI.

LAT...LON 3349 8827 3344 8850 3352 8849 3352 8848
      3353 8848 3362 8847 3368 8826 3362 8825
TIME...MOT...LOC 0253Z 251DEG 41KT 3353 8842

$$

CME

1 follow-up statement

954 
WWUS54 KJAN 210302
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
902 PM CST THU FEB 20 2014

MSC087-210315-
/O.CON.KJAN.TO.W.0006.000000T0000Z-140221T0315Z/
LOWNDES MS-
902 PM CST THU FEB 20 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN LOWNDES
COUNTY UNTIL 915 PM CST...

AT 857 PM CST...A TORNADO WAS INDICATED NEAR STEENS...AND MOVING EAST
AT 45 MPH.

HAZARD...TORNADO.

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF NORTHEASTERN
LOWNDES COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO PROTECT YOUR LIFE...TAKE COVER NOW! MOVE TO A BASEMENT OR AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
MISSISSIPPI.

LAT...LON 3354 8827 3350 8838 3364 8840 3368 8826
      3362 8825
TIME...MOT...LOC 0303Z 251DEG 41KT 3358 8829

$$

CME

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 20, 6:05 PM CST	Severe Thunderstorm Warning	JAN	Lincoln	55 min
Feb 20, 6:15 PM CST	Severe Thunderstorm Warning	JAN	Carroll, Grenada, Leflore	45 min
Feb 20, 6:20 PM CST	Severe Thunderstorm Warning	JAN	Clarke	40 min
Feb 20, 6:31 PM CST	Special Weather Statement	JAN	Holmes, Humphreys, Yazoo	29 min
Feb 20, 6:43 PM CST	Special Weather Statement	JAN	Simpson	42 min
Feb 20, 6:45 PM CST	Special Weather Statement	JAN	Montgomery, Webster	30 min
Feb 20, 7:10 PM CST	Special Weather Statement	JAN	Holmes, Yazoo	30 min
Feb 20, 7:12 PM CST	Tornado Warning	JAN	Marion	63 min
Feb 20, 7:34 PM CST	Special Weather Statement	JAN	Attala, Warren, Yazoo	31 min
Feb 20, 7:46 PM CST	Special Weather Statement	JAN	Scott	44 min
Feb 20, 7:46 PM CST	Severe Thunderstorm Warning	JAN	Choctaw, Montgomery, Webster	44 min
Feb 20, 7:54 PM CST	Severe Thunderstorm Warning	JAN	Attala, Choctaw	51 min
Feb 20, 7:58 PM CST	Tornado Warning	JAN	Covington, Jefferson Davis, Lamar, Marion	62 min
Feb 20, 8:08 PM CST	Severe Thunderstorm Warning	JAN	Clay, Lowndes, Oktibbeha	52 min
Feb 20, 8:27 PM CST	Flash Flood Warning	JAN	Marion	3 hr
Feb 20, 8:28 PM CST	Severe Thunderstorm Warning	JAN	Marion	32 min
Feb 20, 8:32 PM CST	Tornado Warning	JAN	Covington, Jones	58 min
Feb 20, 8:39 PM CST	Severe Thunderstorm Warning	JAN	Lowndes	51 min
Feb 20, 8:45 PM CST	Severe Thunderstorm Warning	JAN	Lamar	45 min
Feb 20, 9:12 PM CST	Severe Thunderstorm Warning	JAN	Forrest, Jones, Lamar	63 min
Feb 20, 9:22 PM CST	Flash Flood Warning	JAN	Lowndes, Oktibbeha	98 min
Feb 20, 9:26 PM CST	Tornado Warning	JAN	Jones	49 min
Feb 20, 9:34 PM CST	Flash Flood Warning	JAN	Lawrence, Lincoln	116 min
Feb 20, 9:39 PM CST	Flash Flood Warning	JAN	Covington, Forrest, Jones, Lamar	3 hr
Feb 20, 10:03 PM CST	Special Weather Statement	JAN	Rankin	32 min
Feb 20, 10:07 PM CST	Flash Flood Warning	JAN	Jefferson Davis	3 hr
Feb 20, 10:10 PM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis, Marion	50 min
Feb 20, 10:18 PM CST	Severe Thunderstorm Warning	JAN	Forrest, Jones, Lamar	57 min
Feb 20, 10:29 PM CST	Severe Thunderstorm Warning	JAN	Rankin, Scott, Smith	46 min
Feb 20, 10:31 PM CST	Tornado Warning	JAN	Clarke, Jasper	29 min
Feb 20, 10:53 PM CST	Severe Thunderstorm Warning	JAN	Marion	37 min
Feb 20, 11:08 PM CST	Flash Flood Warning	JAN	Marion	3 hr
Feb 20, 11:11 PM CST	Severe Thunderstorm Warning	JAN	Forrest, Lamar	64 min
Feb 20, 11:16 PM CST	Special Weather Statement	JAN	Kemper, Noxubee	29 min
Feb 20, 11:38 PM CST	Areal Flood Warning	JAN	Lawrence, Lincoln	3 hr
Feb 20, 11:39 PM CST	Special Weather Statement	JAN	Lauderdale	31 min
Feb 20, 11:51 PM CST	Flash Flood Warning	JAN	Forrest, Lamar	114 min
Feb 21, 12:31 AM CST	Areal Flood Warning	JAN	Covington, Forrest, Jones, Lamar	3 hr
Feb 21, 1:12 AM CST	Areal Flood Warning	JAN	Jefferson Davis	3 hr
Feb 21, 2:18 AM CST	Areal Flood Warning	JAN	Marion	3 hr

Nearby

Tornado Warnings in Mississippi, 2014 Every tornado warning in 2014 Tornadoes in 2014

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.