Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 127, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Feb 21, 1997, 8:47 AM CST for Dallas County, Alabama. It was in force for 43 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, 8:47 AM CST (14:47 UTC)
- Expired
- Feb 21, 1997, 9:30 AM CST
- In force
- 43 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Dallas County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 21, 9:00 AM CST | Thunderstorm Wind 55 | Orrville, 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 nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 2.8 hours before the alert went out and 100 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 211448 RRA SVRBHM ALC047-211530- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 847 AM CST FRI FEB 21 1997 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL ALABAMA ...DALLAS COUNTY AT 845 AM...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS EXTENDING FROM WESTERN PERRY COUNTY...SOUTHWARD INTO EXTREME WESTERN DALLAS COUNTY. THE LINE WAS MOVING EAST AT 35 TO 40 MPH...AND WILL AFFECT MARION JUNCTION AND SELMA BETWEEN 845 AND 915 AM. WIND DAMAGE HAS BEEN REPORTED WITH THESE STORMS OVER MARENGO COUNTY DURING THE PAST 20 MINUTES. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Feb 21, 7:48 AM CST, 59 minutes before
ALZ004-005-013-014-211450- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 748 AM CST FRI FEB 21 1997 THE TORNADO WATCH WHICH WAS EFFECTIVE UNTIL 12 NOON IS HEREBY CANCELLED. THE SEVERE THUNDERSTORMS HAVE MOVED ON EAST OF YOUR AREA.
Special weather statement, Feb 21, 7:53 AM CST, 54 minutes before
ALZ004-005-013-014-211450- SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE BIRMINGHAM AL 753 AM CST FRI FEB 21 1997 THE TORNADO WATCH IS NO LONGER IN EFFECT FOR LIMESTONE...LAWRENCE... WINSTON...AND FAYETTE COUNTIES. ALL OTHER COUNTIES THAT WERE IN THE TORNADO PREVIOUSLY ARE STILL IN THE WATCH TILL NOON.
Special weather statement, Feb 21, 7:54 AM CST, 53 minutes before
ALZ004-005-013-014-211450- SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE BIRMINGHAM AL 753 AM CST FRI FEB 21 1997 THE TORNADO WATCH IS NO LONGER IN EFFECT FOR LIMESTONE...LAWRENCE... WINSTON...AND FAYETTE COUNTIES. ALL OTHER COUNTIES THAT WERE IN THE TORNADO PREVIOUSLY ARE STILL IN THE WATCH TILL NOON.
Local storm report, Feb 21, 8:25 AM CST, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM ALABAMA
825 AM CST FRI FEB 21 1997
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
632 AM HALEYVILLE AL WIND DAMAGE
02/21/97 WINSTON TREES AND POWER LINES DOWN
NEAR HALEYVILLE
635 AM AL WIND DAMAGE
02/21/97 WINSTON TREES AND POWER LINES DOWN
NEAR COUNTY RD 10 AND 30
640 AM BANKSTON AL WIND DAMAGE
02/21/97 FAYETTE TREES DOWN IN
BANKSTON..TIME ESTIMATED
640 AM AL WIND DAMAGE
02/21/97 MARION TREES DOWN AND SOME TIN
TORN OFF ROOFS IN
HACKLEBURG AND BEAR CREEK
710 AM AL WIND DAMAGE
02/21/97 TUSCALOOSA TREES DOWN IN CONCORD AREA
IN NORTHERN TUSCALOOSA COLocal storm report, Feb 21, 8:27 AM CST, 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM ALABAMA
825 AM CST FRI FEB 21 1997
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
632 AM HALEYVILLE AL WIND DAMAGE
02/21/97 WINSTON TREES AND POWER LINES DOWN
NEAR HALEYVILLE
635 AM AL WIND DAMAGE
02/21/97 WINSTON TREES AND POWER LINES DOWN
NEAR COUNTY RD 10 AND 30
640 AM BANKSTON AL WIND DAMAGE
02/21/97 FAYETTE TREES DOWN IN
BANKSTON..TIME ESTIMATED
640 AM AL WIND DAMAGE
02/21/97 MARION TREES DOWN AND SOME TIN
TORN OFF ROOFS IN
HACKLEBURG AND BEAR CREEK
710 AM AL WIND DAMAGE
02/21/97 TUSCALOOSA TREES DOWN IN CONCORD AREA
IN NORTHERN TUSCALOOSA COThe 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, 6:05 AM CST | Severe Thunderstorm Warning | BMX | Winston | 55 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, 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.