Alert archive / Alabama / Tornado Warnings in 1999
Tornado Warning 48, NWS Birmingham, AL
NWS Birmingham, AL issued this tornado warning at Apr 15, 1999, 8:09 AM CDT for Jackson County, Alabama. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1999, 8:09 AM CDT (13:09 UTC)
- Expired
- Apr 15, 1999, 8:40 AM CDT
- In force
- 31 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Jackson County, AL
The radar
The Northeast Alabama radar (KHTX), 19 km from the middle of the area, began a volume at 13:09 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.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 1.2 hours before the alert went out and 160 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
- 629 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 419 m²/s²
- 0-3 km storm-relative helicity
- 462 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 KBHM 151309 RRA TORBHM ALC071-151340- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 809 AM CDT THU APR 15 1999 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED...A * TORNADO WARNING FOR... JACKSON COUNTY... IN NORTHERN ALABAMA... * UNTIL 840 AM CDT. * AT 807 AM CDT... WEATHER RADAR DETECTED A TORNADO...BETWEEN LIM ROCK AND LARKINSVILLE. STORM WAS MOVING NORTHEAST 40 MPH. * TORNADO WILL MOVE...NORTH OF SCOTTSBORO TO THE STEVENSON AREA. GO TO THE BASEMENT...OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 12:02 AM CDT | Severe Thunderstorm Warning | BMX | Sumter | 48 min |
| Apr 15, 12:19 AM CDT | Tornado Warning | BMX | Sumter | 51 min |
| Apr 15, 12:54 AM CDT | Severe Thunderstorm Warning | BMX | Greene, Hale | 51 min |
| Apr 15, 1:16 AM CDT | Severe Thunderstorm Warning | BMX | Walker | 34 min |
| Apr 15, 1:36 AM CDT | Tornado Warning | BMX | Marengo | 49 min |
| Apr 15, 2:05 AM CDT | Severe Thunderstorm Warning | BMX | Jefferson | 35 min |
| Apr 15, 2:26 AM CDT | Tornado Warning | BMX | Dallas | 49 min |
| Apr 15, 3:09 AM CDT | Severe Thunderstorm Warning | BMX | Autauga | 51 min |
| Apr 15, 3:14 AM CDT | Tornado Warning | BMX | Dallas | 31 min |
| Apr 15, 3:20 AM CDT | Tornado Warning | BMX | Lowndes | 60 min |
| Apr 15, 3:41 AM CDT | Severe Thunderstorm Warning | BMX | Talladega | 34 min |
| Apr 15, 3:58 AM CDT | Severe Thunderstorm Warning | BMX | Montgomery | 47 min |
| Apr 15, 3:58 AM CDT | Severe Thunderstorm Warning | BMX | Calhoun | 47 min |
| Apr 15, 4:43 AM CDT | Severe Thunderstorm Warning | BMX | Bullock, Pike | 62 min |
| Apr 15, 5:48 AM CDT | Tornado Warning | BMX | Bullock, Pike | 32 min |
| Apr 15, 5:55 AM CDT | Tornado Warning | BMX | Barbour | 60 min |
| Apr 15, 6:00 AM CDT | Severe Thunderstorm Warning | BMX | Russell | 35 min |
| Apr 15, 6:16 AM CDT | Tornado Warning | BMX | Russell | 34 min |
| Apr 15, 7:16 AM CDT | Severe Thunderstorm Warning | BMX | Barbour | 49 min |
| Apr 15, 7:25 AM CDT | Tornado Warning | BMX | Barbour | 35 min |
| Apr 15, 11:12 AM CDT | Severe Thunderstorm Warning | BMX | Chambers | 33 min |
Nearby
Tornado Warnings in Alabama, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.