Alert archive / Louisiana / Tornado Warnings in 2017
Tornado Warning 42, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Feb 7, 2017, 11:55 AM CST for Saint John the Baptist Parish, Louisiana. It was in force for 11 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
- Feb 7, 2017, 11:55 AM CST (17:55 UTC)
- Expired
- Feb 7, 2017, 12:06 PM CST
- In force
- 11 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 1.0 in
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 7, 7:54 AM CST | Tornado Watch | SPC | 11 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 5.9 hours before the alert went out and 69 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
- 889 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 562 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 194 m²/s²
- 0-3 km storm-relative helicity
- 190 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.4
The text
As transmitted.
139
WFUS54 KLIX 071755
TORLIX
LAC095-071830-
/O.NEW.KLIX.TO.W.0042.170207T1755Z-170207T1830Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service New Orleans LA
1155 AM CST TUE FEB 7 2017
The National Weather Service in New Orleans has issued a
* Tornado Warning for...
Northeastern St. John The Baptist Parish in southeastern
Louisiana...
* Until 1230 PM CST
* At 1155 AM CST, a confirmed tornado was located near Laplace,
moving east at 30 mph.
HAZARD...Damaging tornado and quarter size hail.
SOURCE...Emergency Management confirmed tornado.
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.
* Locations impacted include...
Reserve and Laplace.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. 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.
Motorists should not take shelter under highway overpasses. If you
cannot safely drive away from the tornado, as a last resort, either
park your vehicle and stay put, or abandon your vehicle and lie down
in a low lying area and protect yourself from flying debris.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
New Orleans.
&&
LAT...LON 3028 9028 3018 9039 3009 9037 3009 9055
3020 9058 3021 9055 3020 9055 3020 9050
3024 9047 3030 9031 3030 9030 3031 9029
TIME...MOT...LOC 1755Z 258DEG 28KT 3016 9050
TORNADO...OBSERVED
HAIL...1.00IN
$$
321 follow-up statement
187
WWUS54 KLIX 071806
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
1206 PM CST TUE FEB 7 2017
LAC095-071816-
/O.CAN.KLIX.TO.W.0042.000000T0000Z-170207T1830Z/
St. John The Baptist LA-
1206 PM CST TUE FEB 7 2017
...THE TORNADO WARNING FOR NORTHEASTERN ST. JOHN THE BAPTIST PARISH
IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.
A tornado watch remains in effect until 200 PM CST for southeastern
Louisiana.
LAT...LON 3028 9028 3018 9039 3009 9037 3009 9055
3020 9058 3021 9055 3020 9055 3020 9050
3024 9047 3030 9031 3030 9030 3031 9029
TIME...MOT...LOC 1805Z 258DEG 28KT 3018 9040
$$The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 7, 6:27 AM CST | Special Weather Statement | LIX | Ascension, Livingston, Saint Helena, Tangipahoa | 63 min |
| Feb 7, 7:35 AM CST | Tornado Warning | LIX | Pointe Coupee, West Feliciana | 55 min |
| Feb 7, 7:45 AM CST | Tornado Warning | LIX | East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, West Baton Rouge, West Feliciana | 30 min |
| Feb 7, 8:13 AM CST | Tornado Warning | LIX | East Baton Rouge, East Feliciana, Pointe Coupee, West Baton Rouge | 32 min |
| Feb 7, 8:20 AM CST | Special Weather Statement | LIX | East Feliciana | 25 min |
| Feb 7, 8:41 AM CST | Tornado Warning | LIX | East Baton Rouge, East Feliciana, Livingston | 34 min |
| Feb 7, 8:45 AM CST | Special Weather Statement | LIX | Iberville | 30 min |
| Feb 7, 9:01 AM CST | Special Weather Statement | LIX | Washington | 29 min |
| Feb 7, 9:05 AM CST | Tornado Warning | LIX | Ascension, Iberville | 25 min |
| Feb 7, 9:09 AM CST | Tornado Warning | LIX | East Baton Rouge, East Feliciana, Livingston, Saint Helena | 36 min |
| Feb 7, 9:13 AM CST | Special Weather Statement | LIX | Pointe Coupee | 32 min |
| Feb 7, 9:20 AM CST | Tornado Warning | LIX | Tangipahoa, Washington | 25 min |
| Feb 7, 9:26 AM CST | Tornado Warning | LIX | Ascension, Iberville, Livingston | 34 min |
| Feb 7, 9:43 AM CST | Tornado Warning | LIX | Washington | 47 min |
| Feb 7, 9:49 AM CST | Tornado Warning | LIX | East Baton Rouge, West Baton Rouge | 26 min |
| Feb 7, 9:52 AM CST | Tornado Warning | LIX | Pointe Coupee, West Feliciana | 23 min |
| Feb 7, 9:59 AM CST | Tornado Warning | LIX | Livingston, Tangipahoa | 31 min |
| Feb 7, 10:06 AM CST | Tornado Warning | LIX | Saint Helena, Tangipahoa, Washington | 24 min |
| Feb 7, 10:12 AM CST | Tornado Warning | LIX | East Baton Rouge, Livingston, Saint Helena | 33 min |
| Feb 7, 10:16 AM CST | Tornado Warning | LIX | Pointe Coupee, West Feliciana | 29 min |
| Feb 7, 10:19 AM CST | Tornado Warning | LIX | Jefferson, Lafourche, Saint Charles | 26 min |
| Feb 7, 10:21 AM CST | Tornado Warning | LIX | Pointe Coupee, West Feliciana | 24 min |
| Feb 7, 10:23 AM CST | Special Marine Warning | LIX | 37 min | |
| Feb 7, 10:28 AM CST | Tornado Warning | LIX | Ascension, Iberville | 32 min |
| Feb 7, 10:32 AM CST | Tornado Warning | LIX | Livingston, Saint John the Baptist, Saint Tammany, Tangipahoa | 28 min |
| Feb 7, 10:36 AM CST | Tornado Warning | LIX | East Baton Rouge, East Feliciana, Pointe Coupee, West Feliciana | 24 min |
| Feb 7, 10:40 AM CST | Tornado Warning | LIX | Livingston, Saint Helena, Tangipahoa | 35 min |
| Feb 7, 10:43 AM CST | Severe Thunderstorm Warning | LIX | Jefferson, Orleans, Saint Charles | 32 min |
| Feb 7, 10:44 AM CST | Special Marine Warning | LIX | 46 min | |
| Feb 7, 10:52 AM CST | Tornado Warning | LIX | Jefferson, Orleans, Saint Bernard | 23 min |
| Feb 7, 10:55 AM CST | Tornado Warning | LIX | Saint Tammany, Tangipahoa | 35 min |
| Feb 7, 10:58 AM CST | Tornado Warning | LIX | East Baton Rouge, East Feliciana, Pointe Coupee, West Feliciana | 32 min |
| Feb 7, 10:59 AM CST | Tornado Warning | LIX | Ascension, Iberville, Livingston, Saint James | 31 min |
| Feb 7, 11:02 AM CST | Special Marine Warning | LIX | 43 min | |
| Feb 7, 11:14 AM CST | Tornado Warning | LIX | Orleans | 31 min |
| Feb 7, 11:27 AM CST | Tornado Warning | LIX | Ascension, Saint James, Saint John the Baptist | 33 min |
| Feb 7, 11:29 AM CST | Tornado Warning | LIX | East Baton Rouge, East Feliciana, Livingston, Saint Helena | 31 min |
| Feb 7, 11:37 AM CST | Special Weather Statement | LIX | Saint Tammany | 38 min |
| Feb 7, 11:39 AM CST | Special Weather Statement | LIX | Washington | 36 min |
| Feb 7, 11:42 AM CST | Special Marine Warning | LIX | 48 min | |
| Feb 7, 11:48 AM CST | Special Marine Warning | LIX | 27 min | |
| Feb 7, 11:56 AM CST | Tornado Warning | LIX | Livingston, Saint Helena, Tangipahoa | 34 min |
| Feb 7, 11:59 AM CST | Tornado Warning | LIX | Jefferson, Orleans, Plaquemines, Saint Bernard, Saint Charles | 31 min |
| Feb 7, 12:16 PM CST | Special Marine Warning | LIX | 44 min | |
| Feb 7, 12:23 PM CST | Tornado Warning | LIX | Orleans, Saint Bernard | 22 min |
| Feb 7, 12:25 PM CST | Tornado Warning | LIX | Livingston, Saint Helena, Tangipahoa | 35 min |
| Feb 7, 12:32 PM CST | Special Marine Warning | LIX | 43 min | |
| Feb 7, 12:33 PM CST | Special Marine Warning | LIX | 42 min | |
| Feb 7, 12:57 PM CST | Tornado Warning | LIX | Saint Tammany, Tangipahoa, Washington | 33 min |
| Feb 7, 1:07 PM CST | Special Marine Warning | LIX | 38 min | |
| Feb 7, 1:11 PM CST | Special Marine Warning | LIX | 34 min | |
| Feb 7, 1:12 PM CST | Special Marine Warning | LIX | 33 min | |
| Feb 7, 1:26 PM CST | Tornado Warning | LIX | Saint Tammany, Washington | 34 min |
| Feb 7, 1:40 PM CST | Special Marine Warning | LIX | 50 min | |
| Feb 7, 1:41 PM CST | Special Marine Warning | LIX | 34 min | |
| Feb 7, 1:51 PM CST | Special Marine Warning | LIX | 24 min | |
| Feb 7, 1:58 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany | 32 min |
| Feb 7, 2:29 PM CST | Special Marine Warning | LIX | 46 min | |
| Feb 7, 3:03 PM CST | Small Craft Advisory | LIX | 7 hr | |
| Feb 7, 3:13 PM CST | Special Marine Warning | LIX | 47 min |
Nearby
Tornado Warnings in Louisiana, 2017Every tornado warning in 2017Tornadoes in 2017
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.