Alert archive / Louisiana / Tornado Warnings in 2012
Tornado Warning 23, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Mar 2, 2012, 6:28 PM CST for Madison Parish, Tensas Parish, Louisiana. It was in force for 33 min. 4 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
- Mar 2, 2012, 6:28 PM CST (00:28 UTC)
- Expired
- Mar 2, 2012, 7:01 PM CST
- In force
- 33 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
Counties Madison Parish, LA, Tensas Parish, LA
The radar
The Jackson/Brandon,MS radar (KDGX), 100 km from the middle of the area, began a volume at 00:29 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 |
|---|---|---|---|
| Mar 2, 6:30 PM CST | HAIL 1 | 8 S Tendal, LA | |
| Mar 2, 6:36 PM CST | TSTM WND DMG | 8 Wnw Somerset, LA | TREES DOWN ALONG HUNTERS BEND RD |
| Mar 2, 6:40 PM CST | TSTM WND DMG | Tallulah, LA | AN 18 WHEELER WAS BLOWN INTO THE MEDIAN ALONG I-20. HAIL OF UNKNOWN SIZE WAS ALSO OCCURRING. |
| Mar 2, 6:42 PM CST | TSTM WND DMG | 5 Nnw Afton, LA | TREES DOWN ALONG SHARKEY RD |
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 |
|---|---|---|---|
| Mar 2, 1:47 PM CST | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 0.5 hours before the alert went out and 90 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
- 449 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1691 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 181 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
185
WFUS54 KJAN 030028
TORJAN
LAC065-107-030115-
/O.NEW.KJAN.TO.W.0023.120303T0028Z-120303T0115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
628 PM CST FRI MAR 2 2012
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* TORNADO WARNING FOR...
MADISON PARISH IN NORTHEAST LOUISIANA...
THIS INCLUDES THE CITY OF TALLULAH...
EXTREME NORTHEASTERN TENSAS PARISH IN NORTHEAST LOUISIANA...
* UNTIL 715 PM CST
* AT 628 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 13 MILES WEST OF
AFTON MOVING EAST AT 50 MPH.
* THE TORNADO WILL BE NEAR...
AFTON BY 635 PM CST...
TALLULAH BY 640 PM CST...
MANSFORD BY 645 PM CST...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU
SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION
NOW.
&&
LAT...LON 3241 9142 3249 9112 3243 9103 3248 9100
3251 9105 3252 9101 3245 9100 3244 9097
3236 9100 3234 9091 3237 9087 3230 9092
3228 9094 3229 9098 3226 9098 3222 9141
TIME...MOT...LOC 0028Z 258DEG 45KT 3231 9134
$$
DHB2 follow-up statements
390
WWUS54 KJAN 030049
SVSJAN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
649 PM CST FRI MAR 2 2012
LAC107-030059-
/O.CAN.KJAN.TO.W.0023.000000T0000Z-120303T0115Z/
TENSAS LA-
649 PM CST FRI MAR 2 2012
...THE TORNADO WARNING FOR EXTREME NORTHEASTERN TENSAS PARISH IS
CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CST FRIDAY EVENING
FOR SOUTHEASTERN MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT
UNTIL 900 PM CST FRIDAY EVENING FOR NORTHERN MISSISSIPPI. A SEVERE
THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY
EVENING FOR NORTHEAST LOUISIANA AND WESTERN MISSISSIPPI.
LAT...LON 3242 9115 3243 9103 3245 9100 3243 9097
3236 9100 3234 9091 3235 9089 3234 9089
3228 9094 3229 9098 3226 9098 3225 9117
TIME...MOT...LOC 0049Z 258DEG 45KT 3236 9103
$$
LAC065-030115-
/O.CON.KJAN.TO.W.0023.000000T0000Z-120303T0115Z/
MADISON LA-
649 PM CST FRI MAR 2 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CST FOR EAST
CENTRAL MADISON PARISH...
AT 649 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO
TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
TORNADO WAS LOCATED NEAR MOUND MOVING EAST AT 50 MPH.
THE TORNADO WILL BE NEAR...
DELTA BY 655 PM CST...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU
SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION
NOW.
&&
LAT...LON 3242 9115 3243 9103 3245 9100 3243 9097
3236 9100 3234 9091 3235 9089 3234 9089
3228 9094 3229 9098 3226 9098 3225 9117
TIME...MOT...LOC 0049Z 258DEG 45KT 3236 9103
$$
DHB972
WWUS54 KJAN 030101 RRA
SVSJAN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
701 PM CST FRI MAR 2 2012
LAC065-030111-
/O.CAN.KJAN.TO.W.0023.000000T0000Z-120303T0115Z/
MADISON LA-
701 PM CST FRI MAR 2 2012
...THE TORNADO WARNING FOR EAST CENTRAL MADISON PARISH IS
CANCELLED...
THE STORM THAT PROMPTED THE TORNADO WARNING HAS WEAKENED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CST FRIDAY EVENING
FOR SOUTHEASTERN MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT
UNTIL 900 PM CST FRIDAY EVENING FOR NORTHERN MISSISSIPPI. A SEVERE
THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY
EVENING FOR NORTHEAST LOUISIANA AND WESTERN MISSISSIPPI.
LAT...LON 3242 9115 3243 9103 3245 9100 3243 9097
3236 9100 3234 9091 3235 9089 3234 9089
3228 9094 3229 9098 3226 9098 3225 9117
TIME...MOT...LOC 0101Z 258DEG 45KT 3239 9085
$$
DHBThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 2, 6:03 PM CST | Severe Thunderstorm Warning | JAN | East Carroll | 57 min |
| Mar 2, 6:16 PM CST | Severe Thunderstorm Warning | JAN | Franklin, Madison | 74 min |
| Mar 2, 6:24 PM CST | Severe Thunderstorm Warning | JAN | Catahoula, Franklin | 66 min |
| Mar 2, 8:39 PM CST | Severe Thunderstorm Warning | JAN | Catahoula, Concordia | 51 min |
Nearby
Tornado Warnings in Louisiana, 2012Every tornado warning in 2012Tornadoes in 2012
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.