Alert archive / Louisiana / Tornado Warnings in 2012
Tornado Warning 2, NWS Shreveport, LA
NWS Shreveport, LA issued this tornado warning at Jan 25, 2012, 1:12 PM CST for Natchitoches Parish, Red River Parish, Sabine Parish, Louisiana. It was in force for 48 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
- Jan 25, 2012, 1:12 PM CST (19:12 UTC)
- Expired
- Jan 25, 2012, 2:00 PM CST
- In force
- 48 min
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
Counties Natchitoches Parish, LA, Red River Parish, LA, Sabine Parish, LA
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 25, 7:56 AM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Shreveport, LA (KSHV), launched 12:00Z, 7.2 hours before the alert went out and 88 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
- 3 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 490 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 314 m²/s²
- 0-3 km storm-relative helicity
- 484 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
600 WFUS54 KSHV 251912 TORSHV LAC069-081-085-252000- /O.NEW.KSHV.TO.W.0002.120125T1912Z-120125T2000Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 112 PM CST WED JAN 25 2012 THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A * TORNADO WARNING FOR... CENTRAL NATCHITOCHES PARISH IN NORTHWEST LOUISIANA... SOUTHEASTERN RED RIVER PARISH IN NORTHWEST LOUISIANA... NORTH CENTRAL SABINE PARISH IN NORTHWEST LOUISIANA... * UNTIL 200 PM CST * AT 109 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 25 MILES SOUTHWEST OF CAMPTI...OR 22 MILES WEST OF NATCHITOCHES...MOVING NORTHEAST AT 40 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MARTHAVILLE...ROBELINE...AJAX...ALLEN...LAKE END...POWHATAN...GRAND ECORE AND BLACK LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WARNING MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM... MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS. && LAT...LON 3162 9340 3173 9356 3208 9322 3187 9299 TIME...MOT...LOC 1912Z 227DEG 33KT 3172 9345 $$ 03
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 25, 9:41 AM CST | Flash Flood Watch | SHV | Bossier, Caddo, Claiborne, De Soto, Webster | 11 hr |
| Jan 25, 10:06 AM CST | Areal Flood Advisory | SHV | Natchitoches, Ouachita, Winn | 82 days |
| Jan 25, 11:32 AM CST | Severe Thunderstorm Warning | SHV | Bossier, Caddo, De Soto | 58 min |
| Jan 25, 1:17 PM CST | Tornado Warning | SHV | Sabine | 28 min |
| Jan 25, 1:58 PM CST | Severe Thunderstorm Warning | SHV | Natchitoches, Sabine | 47 min |
| Jan 25, 2:05 PM CST | Tornado Warning | SHV | Natchitoches, Sabine | 25 min |
| Jan 25, 3:15 PM CST | Severe Thunderstorm Warning | SHV | Caldwell, Grant, LaSalle, Winn | 60 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; the sounding from the Mesonet's radiosonde archive.