Alert archive / Mississippi / Tornado Warnings in 2011
Tornado Warning 53, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Apr 15, 2011, 4:09 PM CDT for Pike County, Walthall County, Mississippi. It was in force for 36 min. 3 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
- Apr 15, 2011, 4:09 PM CDT (21:09 UTC)
- Expired
- Apr 15, 2011, 4:45 PM CDT
- In force
- 36 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
Counties Pike County, MS, Walthall County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 15, 4:13 PM CDT | HAIL 2.5 | 3 E Mccomb, MS | |
| Apr 15, 4:15 PM CDT | TSTM WND DMG | 2 E Mccomb, MS | WIND DAMAGE BLOWN ON HOUSE REPORTED BY PIKE COUNTY CIVIL DEFENSE. |
| Apr 15, 4:24 PM CDT | HAIL 1.75 | 7 Nnw Tylertown, MS | GOLF BALL SIZED HAIL REPORTED BY EMERGENCY MANAGER NEAR HWY 583 AND EAST SUNNY HILL ROAD. |
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 |
|---|---|---|---|
| Apr 15, 2:41 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 9.2 hours before the alert went out and 116 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.
- Mixed-layer CAPE
- 1458 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 523 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 382 m²/s²
- 0-3 km storm-relative helicity
- 565 m²/s²
- Significant tornado parameter
- 4.0
- Supercell composite
- 14.6
The text
As transmitted, in the capitals the NWS used until 2016.
927
WFUS54 KLIX 152109
TORLIX
MSC113-147-152145-
/O.NEW.KLIX.TO.W.0053.110415T2109Z-110415T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
409 PM CDT FRI APR 15 2011
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN PIKE COUNTY IN SOUTHERN MISSISSIPPI...
THIS INCLUDES THE CITY OF MCCOMB...
NORTHWESTERN WALTHALL COUNTY IN SOUTHERN MISSISSIPPI...
* UNTIL 445 PM CDT
* AT 404 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR MCCOMB...
MOVING EAST AT 45 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SALEM
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF
BALL SIZE OR LARGER HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.
THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3136 9009 3134 9007 3135 9004 3134 9003
3125 9003 3124 9002 3119 9002 3118 9000
3117 9000 3114 9048 3132 9051 3137 9015
TIME...MOT...LOC 2108Z 263DEG 41KT 3124 9039
$$2 follow-up statements
907
WWUS54 KLIX 152122
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
422 PM CDT FRI APR 15 2011
MSC113-147-152145-
/O.CON.KLIX.TO.W.0053.000000T0000Z-110415T2145Z/
PIKE MS-WALTHALL MS-
422 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR
NORTHWESTERN WALTHALL AND NORTHERN PIKE COUNTIES...
AT 418 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO. THIS TORNADO WAS LOCATED 8 MILES WEST OF SALEM...
OR 12 MILES EAST OF MCCOMB...MOVING EAST AT 45 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF
BALL SIZE OR LARGER HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.
THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3136 9009 3134 9007 3135 9004 3134 9003
3125 9003 3124 9002 3119 9002 3118 9000
3117 9000 3114 9048 3132 9051 3137 9015
TIME...MOT...LOC 2122Z 263DEG 41KT 3126 9020
$$666
WWUS54 KLIX 152130
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
430 PM CDT FRI APR 15 2011
MSC113-152140-
/O.CAN.KLIX.TO.W.0053.000000T0000Z-110415T2145Z/
PIKE MS-
430 PM CDT FRI APR 15 2011
...THE TORNADO WARNING FOR NORTHERN PIKE COUNTY IS CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
LAT...LON 3116 9025 3135 9024 3137 9015 3136 9009
3134 9007 3135 9004 3134 9003 3125 9003
3124 9002 3119 9002 3118 9000 3117 9000
TIME...MOT...LOC 2130Z 259DEG 38KT 3126 9014
$$
MSC147-152145-
/O.CON.KLIX.TO.W.0053.000000T0000Z-110415T2145Z/
WALTHALL MS-
430 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR
NORTHWESTERN WALTHALL COUNTY...
AT 427 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO. THIS TORNADO WAS LOCATED NEAR SALEM...OR 17 MILES
EAST OF MCCOMB...MOVING EAST AT 45 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF
BALL SIZE OR LARGER HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.
THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3116 9025 3135 9024 3137 9015 3136 9009
3134 9007 3135 9004 3134 9003 3125 9003
3124 9002 3119 9002 3118 9000 3117 9000
TIME...MOT...LOC 2130Z 259DEG 38KT 3126 9014
$$The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 2:56 PM CDT | Severe Thunderstorm Warning | LIX | Amite, Wilkinson | 64 min |
| Apr 15, 3:18 PM CDT | Tornado Warning | LIX | Amite, Wilkinson | 27 min |
| Apr 15, 3:41 PM CDT | Tornado Warning | LIX | Amite, Pike | 34 min |
| Apr 15, 5:42 PM CDT | Severe Thunderstorm Warning | LIX | Pearl River | 48 min |
| Apr 15, 6:16 PM CDT | Tornado Warning | LIX | Pearl River | 29 min |
Nearby
Tornado Warnings in Mississippi, 2011Every tornado warning in 2011Tornadoes in 2011
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.