Alert archive / Alabama / Tornado Warnings in 1998
Tornado Warning 67, NWS Birmingham, AL
NWS Birmingham, AL issued this tornado warning at Apr 16, 1998, 11:07 PM CDT for DeKalb County, Alabama. It was in force for 48 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 16, 1998, 11:07 PM CDT (04:07 UTC)
- Expired
- Apr 16, 1998, 11:55 PM CDT
- In force
- 48 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County DeKalb County, AL
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 16, 9:15 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 4.1 hours before the alert went out and 168 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
- 1586 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 645 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 270 m²/s²
- 0-3 km storm-relative helicity
- 336 m²/s²
- Significant tornado parameter
- 3.6
- Supercell composite
- 16.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 170406 RRA TORBHM ALC049-170455- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 1107 PM CDT THU APR 16 1998 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * TORNADO WARNING FOR... DEKALB COUNTY... IN NORTHERN ALABAMA * UNTIL 1155 PM CDT * AT 1106 PM CDT... A TORNADO WAS DETECTED...BY NATIONAL WEATHER SERVICE DOPPLER RADAR MOVING INTO WESTERN DEKALB COUNTY. THIS STORM IS MOVING EAST NORTHEAST AT 30 MILES PER HOUR. IT IS CURRENTLY JUST TO THE WEST OF KILPATRICK AND WILL AFFECT THE TOWN OF CROSSVILLE AROUND 1120 PM CDT. * THE TORNADO IS EXPECTED TO BE NEAR... GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR! THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE. OTHERWISE... GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. AVOID WINDOWS AND DOORS. ABANDON CARS AND MOBILE HOMES FOR A STURDIER BUILDING OR GET INTO A DITCH OR CULVERT.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 7:01 PM CDT | Severe Thunderstorm Warning | BMX | Lawrence | 49 min |
| Apr 16, 7:01 PM CDT | Severe Thunderstorm Warning | BMX | Colbert | 34 min |
| Apr 16, 7:11 PM CDT | Tornado Warning | BMX | Lamar | 49 min |
| Apr 16, 7:14 PM CDT | Severe Thunderstorm Warning | BMX | Lauderdale | 51 min |
| Apr 16, 7:35 PM CDT | Tornado Warning | BMX | Fayette | 45 min |
| Apr 16, 7:48 PM CDT | Tornado Warning | BMX | Limestone | 47 min |
| Apr 16, 8:03 PM CDT | Tornado Warning | BMX | Walker | 47 min |
| Apr 16, 8:14 PM CDT | Tornado Warning | BMX | Madison | 66 min |
| Apr 16, 8:29 PM CDT | Tornado Warning | BMX | Jackson | 61 min |
| Apr 16, 8:32 PM CDT | Tornado Warning | BMX | Winston | 48 min |
| Apr 16, 8:35 PM CDT | Tornado Warning | BMX | Cullman | 65 min |
| Apr 16, 8:36 PM CDT | Severe Thunderstorm Warning | BMX | Limestone | 34 min |
| Apr 16, 9:05 PM CDT | Tornado Warning | BMX | Blount | 60 min |
| Apr 16, 9:32 PM CDT | Tornado Warning | BMX | Etowah | 63 min |
| Apr 16, 9:34 PM CDT | Tornado Warning | BMX | Jackson | 36 min |
| Apr 16, 9:40 PM CDT | Severe Thunderstorm Warning | BMX | Marshall | 50 min |
| Apr 16, 9:43 PM CDT | Tornado Warning | BMX | St. Clair | 32 min |
| Apr 16, 10:05 PM CDT | Tornado Warning | BMX | Marshall | 35 min |
| Apr 16, 10:06 PM CDT | Tornado Warning | BMX | DeKalb | 64 min |
| Apr 16, 10:13 PM CDT | Tornado Warning | BMX | Cherokee | 47 min |
| Apr 16, 10:38 PM CDT | Severe Thunderstorm Warning | BMX | Marshall | 32 min |
| Apr 16, 11:25 PM CDT | Severe Thunderstorm Warning | BMX | Cherokee | 50 min |
| Apr 17, 12:22 AM CDT | Severe Thunderstorm Warning | BMX | Jefferson | 48 min |
| Apr 17, 12:26 AM CDT | Severe Thunderstorm Warning | BMX | Cherokee | 44 min |
| Apr 17, 3:10 PM CDT | Severe Thunderstorm Warning | BMX | Barbour | 50 min |
| Apr 17, 6:08 PM CDT | Severe Thunderstorm Warning | BMX | Barbour | 47 min |
Nearby
Tornado Warnings in Alabama, 1998Every tornado warning in 1998Tornadoes in 1998
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.