Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 114, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Feb 21, 1997, 6:05 AM CST for Winston County, Alabama. It was in force for 55 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
- Feb 21, 1997, 6:05 AM CST (12:05 UTC)
- Expired
- Feb 21, 1997, 7:00 AM CST
- In force
- 55 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Winston County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 21, 6:32 AM CST | Thunderstorm Wind 50 | Haleyville, AL |
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 |
|---|---|---|---|
| Feb 21, 4:45 AM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 0.1 hours before the alert went out and 121 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
- 116 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 589 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 475 m²/s²
- 0-3 km storm-relative helicity
- 530 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 211205 RRA SVRBHM ALC133-211300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 605 AM CST FRI FEB 21 1997 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH ALABAMA ...WINSTON COUNTY AT 605 AM CST...WEATHER RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS MOVING ACROSS MARION COUNTY FROM THE BEAR CREEK TO GUIN AREAS. THE STORMS WERE MOVING NORTHEAST AT 35 TO 40 MPH AND WILL AFFECT MOST LOCATIONS ACROSS THE COUNTY. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 5:08 AM CST | Tornado Warning | BMX | Lamar, Pickens | 52 min |
| Feb 21, 5:51 AM CST | Tornado Warning | BMX | Marion | 69 min |
| Feb 21, 5:57 AM CST | Severe Thunderstorm Warning | BMX | Pickens | 48 min |
| Feb 21, 6:00 AM CST | Tornado Warning | BMX | Fayette, Lamar | 60 min |
| Feb 21, 6:11 AM CST | Severe Thunderstorm Warning | BMX | Franklin | 64 min |
| Feb 21, 6:15 AM CST | Severe Thunderstorm Warning | BMX | Tuscaloosa | 60 min |
| Feb 21, 6:18 AM CST | Severe Thunderstorm Warning | BMX | Franklin | 57 min |
| Feb 21, 6:28 AM CST | Severe Thunderstorm Warning | BMX | Walker | 62 min |
| Feb 21, 6:32 AM CST | Severe Thunderstorm Warning | BMX | Colbert, Lauderdale, Lawrence | 58 min |
| Feb 21, 6:45 AM CST | Tornado Warning | BMX | Lawrence | 45 min |
| Feb 21, 6:56 AM CST | Severe Thunderstorm Warning | BMX | Cullman | 64 min |
| Feb 21, 7:10 AM CST | Severe Thunderstorm Warning | BMX | Limestone | 50 min |
| Feb 21, 7:21 AM CST | Severe Thunderstorm Warning | BMX | Madison | 54 min |
| Feb 21, 7:24 AM CST | Severe Thunderstorm Warning | BMX | Morgan | 51 min |
| Feb 21, 7:53 AM CST | Severe Thunderstorm Warning | BMX | Jackson | 67 min |
| Feb 21, 8:04 AM CST | Severe Thunderstorm Warning | BMX | Greene | 56 min |
| Feb 21, 8:21 AM CST | Severe Thunderstorm Warning | BMX | Tuscaloosa | 54 min |
| Feb 21, 8:47 AM CST | Severe Thunderstorm Warning | BMX | Dallas | 43 min |
| Feb 21, 9:00 AM CST | Severe Thunderstorm Warning | BMX | Bibb | 45 min |
| Feb 21, 9:22 AM CST | Severe Thunderstorm Warning | BMX | Autauga | 38 min |
| Feb 21, 9:29 AM CST | Severe Thunderstorm Warning | BMX | Shelby | 46 min |
| Feb 21, 9:38 AM CST | Severe Thunderstorm Warning | BMX | Lowndes | 52 min |
| Feb 21, 9:57 AM CST | Severe Thunderstorm Warning | BMX | Autauga | 33 min |
| Feb 21, 10:12 AM CST | Tornado Warning | BMX | Coosa, Elmore | 48 min |
| Feb 21, 10:19 AM CST | Tornado Warning | BMX | Montgomery | 41 min |
| Feb 21, 10:31 AM CST | Severe Thunderstorm Warning | BMX | Talladega | 44 min |
| Feb 21, 10:36 AM CST | Severe Thunderstorm Warning | BMX | Lowndes | 39 min |
| Feb 21, 10:45 AM CST | Severe Thunderstorm Warning | BMX | Tallapoosa | 45 min |
| Feb 21, 10:57 AM CST | Tornado Warning | BMX | Montgomery | 48 min |
| Feb 21, 11:01 AM CST | Tornado Warning | BMX | Elmore | 29 min |
| Feb 21, 11:15 AM CST | Severe Thunderstorm Warning | BMX | Chambers, Lee | 45 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1997Every severe thunderstorm warning 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.