Alert archive / Louisiana / Tornado Warnings in 1997
Tornado Warning 32, NWS Shreveport, LA
NWS Shreveport, LA issued this tornado warning at Oct 23, 1997, 10:40 PM CDT for Sabine Parish, Louisiana. It was in force for 35 min. 2 reports 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
- Oct 23, 1997, 10:40 PM CDT (03:40 UTC)
- Expired
- Oct 23, 1997, 11:15 PM CDT
- In force
- 35 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
County Sabine Parish, LA
The radar
The Ft Polk radar (KPOE), 71 km from the middle of the area, began a volume at 03:42 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 |
|---|---|---|---|
| Oct 23, 10:40 PM CDT | Hail 0.75 | Belmont, LA | |
| Oct 23, 11:00 PM CDT | Thunderstorm Wind 60 | Many, LA | Several trees down northeast of town. |
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 |
|---|---|---|---|
| Oct 23, 8:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Shreveport, LA (KSHV), launched 00:00Z, 3.7 hours before the alert went out and 104 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
- 533 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 239 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSHV 240341 RRA TORSHV LAC085-240415- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 1040 PM CDT THU OCT 23 1997 THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 1115 PM CDT FOR THE FOLLOWING AREA... IN NORTHWEST LOUISIANA ...NORTHERN SABINE PARISH AT 1040 PM...DOPPLER RADAR INDICATED A DEVELOPING TORNADO 5 MILES SOUTHWEST OF BELMONT MOVING EAST NORTHEAST AT 30 MPH. PERSO$NS IN BELMONT SHOULD SEEK SHELTER IMMEDIATELY. IF YOU ARE CAUGHT IN YOUR CAR IN THE PATH OF A TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING. IF NO STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT. 4/5
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 23, 7:50 PM CDT | Tornado Warning | SHV | De Soto | 40 min |
| Oct 23, 10:35 PM CDT | Severe Thunderstorm Warning | SHV | Sabine | 40 min |
| Oct 23, 11:04 PM CDT | Tornado Warning | SHV | Natchitoches | 26 min |
Nearby
Tornado Warnings in Louisiana, 1997Every tornado warning in 1997Tornadoes in 1997
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; radar from the NEXRAD Level II archive.