Alert archive / Louisiana / Tornado Warnings in 1999
Tornado Warning 116, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Apr 14, 1999, 5:38 PM CDT for West Carroll Parish, Louisiana. It was in force for 32 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 14, 1999, 5:38 PM CDT (22:38 UTC)
- Expired
- Apr 14, 1999, 6:10 PM CDT
- In force
- 32 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County West Carroll Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 14, 5:45 PM CDT | Thunderstorm Wind | Countywide, LA | Several mobile homes were damaged. Trees and power lines were blown down throughout the parish. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned 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 |
|---|---|---|---|
| Apr 14, 4:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.6 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1238 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KJAN 142238 TORJAN LAC123-142310- BULLETIN- EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE JACKSON MS 538 PM CDT WED APR 14 1999 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * TORNADO WARNING FOR... WEST CARROLL PARISH IN NORTHEASTERN LOUISIANA * UNTIL 610 PM CDT * AT 539 PM CDT... RADAR INDICATED A TORNADO 13 MILES SOUTH OF OAK GROVE OR 8 MILES SOUTH OF FOREST... MOVING NORTHEAST AT 55 MPH. * THE FOLLOWING LOCATION IS IN THxE PATH OF THIS DANGEROUS STORM... FOREST AT 545 PM CDT IF YOU ARE IN A MULTIPLE STORY BUILDING...GO TO A SMALL INTERIOR ROOM AWAY FROM WINDOWS. 82
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 4:44 PM CDT | Severe Thunderstorm Warning | JAN | Morehouse, Richland | 31 min |
| Apr 14, 5:01 PM CDT | Severe Thunderstorm Warning | JAN | Richland | 34 min |
| Apr 14, 5:27 PM CDT | Severe Thunderstorm Warning | JAN | West Carroll | 33 min |
| Apr 14, 5:36 PM CDT | Severe Thunderstorm Warning | JAN | East Carroll, Madison | 34 min |
| Apr 14, 5:41 PM CDT | Tornado Warning | JAN | East Carroll | 34 min |
Nearby
Tornado Warnings in Louisiana, 1999Every tornado warning in 1999Tornadoes in 1999
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.