Alert archive / Louisiana / Tornado Warnings in 2018
Tornado Warning 8, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Apr 14, 2018, 7:31 AM CDT for East Feliciana Parish, Saint Helena Parish, Louisiana. It was in force for 44 min. 1 report 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 14, 2018, 7:31 AM CDT (12:31 UTC)
- Expired
- Apr 14, 2018, 8:15 AM CDT
- In force
- 44 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 14, 7:40 AM CDT | TSTM WND DMG | Clinton, LA | AROUND A DOZEN TREES DOWN IN THE VICINITY OF CLINTON. A FEW RURAL ROADS BLOCKED. TIME ESTIMATED FROM RADAR |
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 14, 6:57 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 0.5 hours before the alert went out and 139 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
- 1802 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 534 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 222 m²/s²
- 0-3 km storm-relative helicity
- 293 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 12.6
The text
As transmitted.
743
WFUS54 KLIX 141231
TORLIX
LAC037-091-141315-
/O.NEW.KLIX.TO.W.0008.180414T1231Z-180414T1315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service New Orleans LA
731 AM CDT SAT APR 14 2018
The National Weather Service in New Orleans has issued a
* Tornado Warning for...
Northwestern St. Helena Parish in southeastern Louisiana...
East Feliciana Parish in southeastern Louisiana...
* Until 815 AM CDT.
* At 731 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Jackson, moving east at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
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.
* This dangerous storm will be near...
Slaughter around 735 AM CDT.
Clinton around 800 AM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to 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.
&&
LAT...LON 3072 9084 3072 9127 3096 9118 3100 9089
3100 9083
TIME...MOT...LOC 1231Z 254DEG 24KT 3077 9121
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
CAB1 follow-up statement
735
WWUS54 KLIX 141305
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
805 AM CDT SAT APR 14 2018
LAC037-141314-
/O.CAN.KLIX.TO.W.0008.000000T0000Z-180414T1315Z/
East Feliciana LA-
805 AM CDT SAT APR 14 2018
...THE TORNADO WARNING FOR EAST FELICIANA PARISH IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 200 PM CDT for southeastern
Louisiana.
LAT...LON 3073 9084 3075 9085 3080 9085 3082 9084
3083 9085 3084 9084 3086 9086 3089 9085
3095 9086 3095 9085 3098 9085 3099 9083
TIME...MOT...LOC 1304Z 254DEG 24KT 3083 9096
$$
LAC091-141315-
/O.CON.KLIX.TO.W.0008.000000T0000Z-180414T1315Z/
St. Helena LA-
805 AM CDT SAT APR 14 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 AM CDT FOR
NORTHWESTERN ST. HELENA PARISH...
At 804 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Clinton, moving east at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
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.
This tornadic thunderstorm will remain over mainly rural areas of
northwestern St. Helena Parish.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to 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.
&&
LAT...LON 3073 9084 3075 9085 3080 9085 3082 9084
3083 9085 3084 9084 3086 9086 3089 9085
3095 9086 3095 9085 3098 9085 3099 9083
TIME...MOT...LOC 1304Z 254DEG 24KT 3083 9096
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 4:24 AM CDT | Gale Warning | LIX | 26 hr | |
| Apr 14, 4:24 AM CDT | Small Craft Advisory | LIX | 54 hr | |
| Apr 14, 4:24 AM CDT | Wind Advisory | LIX | Saint Bernard, Saint John the Baptist | 12 hr |
| Apr 14, 6:18 AM CDT | Special Weather Statement | LIX | Pointe Coupee, West Feliciana | 27 min |
| Apr 14, 6:30 AM CDT | Tornado Warning | LIX | Pointe Coupee | 15 min |
| Apr 14, 6:36 AM CDT | Severe Thunderstorm Warning | LIX | Pointe Coupee, West Feliciana | 54 min |
| Apr 14, 6:58 AM CDT | Severe Thunderstorm Warning | LIX | East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Helena, West Baton Rouge and 1 more | 62 min |
| Apr 14, 7:55 AM CDT | Severe Thunderstorm Warning | LIX | East Feliciana, Saint Helena, Tangipahoa | 50 min |
| Apr 14, 7:57 AM CDT | Tornado Warning | LIX | East Baton Rouge, East Feliciana, Livingston, Saint Helena, West Baton Rouge | 48 min |
| Apr 14, 8:01 AM CDT | Severe Thunderstorm Warning | LIX | Ascension, Assumption, East Baton Rouge, Iberville, Lafourche, Livingston and 3 more | 59 min |
| Apr 14, 8:03 AM CDT | Tornado Warning | LIX | Saint Helena, Tangipahoa | 42 min |
| Apr 14, 8:18 AM CDT | Tornado Warning | LIX | Ascension, East Baton Rouge, Livingston, Tangipahoa | 42 min |
| Apr 14, 8:22 AM CDT | Tornado Warning | LIX | Saint Helena, Tangipahoa | 38 min |
| Apr 14, 8:30 AM CDT | Severe Thunderstorm Warning | LIX | East Baton Rouge, Livingston, Saint Helena, Tangipahoa, Washington | 45 min |
| Apr 14, 8:45 AM CDT | Severe Thunderstorm Warning | LIX | Livingston, Saint Helena, Saint Tammany, Tangipahoa, Washington | 45 min |
| Apr 14, 8:49 AM CDT | Tornado Warning | LIX | Saint Tammany, Tangipahoa, Washington | 41 min |
| Apr 14, 8:55 AM CDT | Tornado Warning | LIX | Tangipahoa, Washington | 35 min |
| Apr 14, 9:00 AM CDT | Severe Thunderstorm Warning | LIX | Ascension, Assumption, Lafourche, Livingston, Saint Charles, Saint James and 3 more | 45 min |
| Apr 14, 9:03 AM CDT | Special Marine Warning | LIX | 42 min | |
| Apr 14, 9:22 AM CDT | Severe Thunderstorm Warning | LIX | Assumption, Lafourche, Terrebonne | 38 min |
| Apr 14, 9:27 AM CDT | Tornado Warning | LIX | Assumption, Lafourche, Saint James | 33 min |
| Apr 14, 9:30 AM CDT | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa, Washington | 45 min |
| Apr 14, 9:42 AM CDT | Special Marine Warning | LIX | 93 min | |
| Apr 14, 9:44 AM CDT | Severe Thunderstorm Warning | LIX | Assumption, Lafourche, Livingston, Saint Charles, Saint James, Saint John the Baptist and 1 more | 46 min |
| Apr 14, 9:51 AM CDT | Areal Flood Advisory | LIX | Ascension, Assumption, East Baton Rouge, East Feliciana, Iberville, Lafourche and 8 more | 3 hr |
| Apr 14, 10:14 AM CDT | Areal Flood Advisory | LIX | Saint John the Baptist, Saint Tammany, Tangipahoa, Washington | 3 hr |
| Apr 14, 10:17 AM CDT | Areal Flood Advisory | LIX | Jefferson, Lafourche, Orleans, Plaquemines, Saint Bernard, Saint Charles and 3 more | 3 hr |
| Apr 14, 10:21 AM CDT | Special Weather Statement | LIX | Saint Tammany | 84 min |
| Apr 14, 10:26 AM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Lafourche, Orleans, Saint Charles, Saint John the Baptist, Terrebonne | 49 min |
| Apr 14, 10:34 AM CDT | Special Marine Warning | LIX | 86 min | |
| Apr 14, 10:52 AM CDT | Tornado Warning | LIX | Saint Tammany | 12 min |
| Apr 14, 11:11 AM CDT | Special Marine Warning | LIX | 94 min | |
| Apr 14, 11:16 AM CDT | Special Weather Statement | LIX | Lafourche, Orleans, Terrebonne | 44 min |
| Apr 14, 11:37 AM CDT | Severe Thunderstorm Warning | LIX | Saint Tammany | 22 min |
| Apr 14, 12:04 PM CDT | Special Weather Statement | LIX | Orleans | 41 min |
| Apr 14, 12:11 PM CDT | Flash Flood Warning | LIX | Saint Tammany | 3 hr |
| Apr 14, 12:13 PM CDT | Flash Flood Warning | LIX | Jefferson, Lafourche, Orleans, Plaquemines, Saint Bernard, Saint Charles and 1 more | 3 hr |
| Apr 14, 12:28 PM CDT | Special Marine Warning | LIX | 92 min | |
| Apr 14, 12:37 PM CDT | Special Marine Warning | LIX | 38 min | |
| Apr 14, 12:54 PM CDT | Special Marine Warning | LIX | 96 min | |
| Apr 14, 1:05 PM CDT | Special Weather Statement | LIX | Plaquemines | 85 min |
| Apr 14, 2:26 PM CDT | Special Marine Warning | LIX | 2 hr | |
| Apr 14, 2:39 PM CDT | Special Weather Statement | LIX | Saint Bernard | 51 min |
| Apr 14, 3:16 PM CDT | Areal Flood Advisory | LIX | Jefferson, Lafourche, Orleans, Plaquemines, Saint Bernard, Saint Charles and 1 more | 3 hr |
| Apr 14, 4:27 PM CDT | Special Weather Statement | LIX | Orleans | 63 min |
| Apr 14, 4:33 PM CDT | Special Marine Warning | LIX | 87 min | |
| Apr 14, 5:32 PM CDT | Special Marine Warning | LIX | 88 min | |
| Apr 14, 5:35 PM CDT | Special Marine Warning | LIX | 115 min |
Nearby
Tornado Warnings in Louisiana, 2018Every tornado warning in 2018Tornadoes in 2018
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.