Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 317, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at May 3, 1997, 7:40 AM CDT for Lee County, Alabama. It was in force for 35 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
- May 3, 1997, 7:40 AM CDT (12:40 UTC)
- Expired
- May 3, 1997, 8:15 AM CDT
- In force
- 35 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Lee County, AL
The radar
The Maxwell AFB radar (KMXX), 41 km from the middle of the area, began a volume at 12:26 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 3, 2:00 AM CDT | Tornado Watch | SPC | 6 hr |
| May 3, 6:30 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 0.7 hours before the alert went out and 117 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
- 1144 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 542 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 226 m²/s²
- 0-3 km storm-relative helicity
- 235 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 8.0
The text
As transmitted, in the capitals the NWS used until 2016.
776 WUUS1 KBHM 031239 RRA SVRBHM ALC081-031315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 740 AM CDT SAT MAY 3 1997 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL ALABAMA ...LEE AT 738 AM CDT...WEATHER RADAR SHOWED A SEVERE THUNDERSTORM NEAR AUBURN MOVING EAST AT 45 MPH. HIGH AND DAMAGING WINDS ARE POSSIBLE. REMEMBER... A TORNADO WATCH MEANS THAT TORNADOES ARE POSSIBLE IN AND NEAR THE WATCH AREA. LARGE HAIL... DAMAGING WINDS... AND TORRENTIAL RAINFALL MAY ALSO OCCUR. BE READY TO SEEK A PLACE OF SAFETY IF A WARNING IS ISSUED FOR YOUR AREA.
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, May 3, 4:50 AM CDT, 2 hours 50 minutes before
ALZ012-013-015>018-020-022>024-026-031055- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 450 AM CDT SAT MAY 3 1997 TORNADO WATCH 242 CANCELLED FOR THE FOLLOWING COUNTIES IN NORTH ALABAMA... CULLMAN...BLOUNT...ETOWAH...CHEROKEE...ST CLAIR... JEFFERSON...WALKER...FAYETTE...LAMAR...PICKENS...TUSCALOOSA.
Special weather statement, May 3, 4:51 AM CDT, 2 hours 49 minutes before
ALZ012-013-015>018-020-022>024-026-031055- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 450 AM CDT SAT MAY 3 1997 TORNADO WATCH 242 CANCELLED FOR THE FOLLOWING COUNTIES IN NORTH ALABAMA... CULLMAN...BLOUNT...ETOWAH...CHEROKEE...ST CLAIR... JEFFERSON...WALKER...FAYETTE...LAMAR...PICKENS...TUSCALOOSA.
Special weather statement, May 3, 6:54 AM CDT, 46 minutes before
ALZ019-021-025-027-028-030>036-031212- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 655 AM CDT SAT MAY 3 1997 TORNADO WATCH 242 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN CENTRAL ALABAMA... SUMTER...GREENE...HALE...PERRY...BIBB...SHELBY...CHILTON...COOSA... TALLADEGA...CALHOUN...CLEBURNE AND CLAY.
Special weather statement, May 3, 6:55 AM CDT, 45 minutes before
ALZ019-021-025-027-028-030>036-031212- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 655 AM CDT SAT MAY 3 1997 TORNADO WATCH 242 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN CENTRAL ALABAMA... SUMTER...GREENE...HALE...PERRY...BIBB...SHELBY...CHILTON...COOSA... TALLADEGA...CALHOUN...CLEBURNE AND CLAY.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 7:05 PM CDT | Severe Thunderstorm Warning | BMX | Cullman | 50 min |
| May 2, 7:13 PM CDT | Tornado Warning | BMX | Cullman | 47 min |
| May 2, 7:20 PM CDT | Severe Thunderstorm Warning | BMX | Madison, Morgan | 55 min |
| May 2, 7:29 PM CDT | Tornado Warning | BMX | Marshall | 61 min |
| May 2, 7:57 PM CDT | Severe Thunderstorm Warning | BMX | Jackson | 63 min |
| May 2, 8:03 PM CDT | Severe Thunderstorm Warning | BMX | DeKalb | 57 min |
| May 2, 8:11 PM CDT | Tornado Warning | BMX | DeKalb | 49 min |
| May 2, 8:30 PM CDT | Severe Thunderstorm Warning | BMX | Marshall | 60 min |
| May 2, 8:42 PM CDT | Tornado Warning | BMX | Cherokee | 33 min |
| May 2, 8:54 PM CDT | Tornado Warning | BMX | Lamar | 61 min |
| May 2, 9:22 PM CDT | Tornado Warning | BMX | Fayette | 78 min |
| May 2, 9:37 PM CDT | Tornado Warning | BMX | Marion | 48 min |
| May 2, 9:56 PM CDT | Tornado Warning | BMX | Walker | 64 min |
| May 2, 10:20 PM CDT | Tornado Warning | BMX | Lamar | 65 min |
| May 2, 10:23 PM CDT | Severe Thunderstorm Warning | BMX | Winston | 32 min |
| May 2, 10:28 PM CDT | Tornado Warning | BMX | Cullman | 62 min |
| May 2, 10:41 PM CDT | Flash Flood Warning | BMX | DeKalb, Jackson, Marshall | 4 hr |
| May 2, 10:47 PM CDT | Tornado Warning | BMX | Fayette | 63 min |
| May 2, 11:06 PM CDT | Tornado Warning | BMX | Blount | 49 min |
| May 2, 11:10 PM CDT | Tornado Warning | BMX | Walker | 50 min |
| May 2, 11:12 PM CDT | Flash Flood Warning | BMX | Cullman, Marion, Walker, Winston | 3 hr |
| May 2, 11:12 PM CDT | Flash Flood Warning | BMX | Fayette, Lamar | 3 hr |
| May 2, 11:32 PM CDT | Tornado Warning | BMX | Marshall | 43 min |
| May 2, 11:46 PM CDT | Severe Thunderstorm Warning | BMX | Lamar | 49 min |
| May 2, 11:51 PM CDT | Severe Thunderstorm Warning | BMX | Cullman | 49 min |
| May 2, 11:56 PM CDT | Severe Thunderstorm Warning | BMX | Etowah | 64 min |
| May 3, 12:01 AM CDT | Severe Thunderstorm Warning | BMX | DeKalb, Jackson | 59 min |
| May 3, 12:01 AM CDT | Severe Thunderstorm Warning | BMX | Walker | 34 min |
| May 3, 12:05 AM CDT | Severe Thunderstorm Warning | BMX | Fayette | 65 min |
| May 3, 12:15 AM CDT | Tornado Warning | BMX | Etowah | 45 min |
| May 3, 12:22 AM CDT | Tornado Warning | BMX | Cherokee | 48 min |
| May 3, 12:24 AM CDT | Severe Thunderstorm Warning | BMX | Blount | 66 min |
| May 3, 1:42 AM CDT | Severe Thunderstorm Warning | BMX | Cullman | 33 min |
| May 3, 1:45 AM CDT | Severe Thunderstorm Warning | BMX | Blount | 50 min |
| May 3, 1:57 AM CDT | Flash Flood Warning | BMX | Fayette, Lamar, Marion, Walker | 4 hr |
| May 3, 1:57 AM CDT | Flash Flood Warning | BMX | Cullman, Winston | 4 hr |
| May 3, 1:57 AM CDT | Flash Flood Warning | BMX | Blount | 4 hr |
| May 3, 2:32 AM CDT | Flash Flood Warning | BMX | DeKalb, Jackson, Marshall | 3 hr |
| May 3, 3:27 AM CDT | Severe Thunderstorm Warning | BMX | Tuscaloosa | 48 min |
| May 3, 3:54 AM CDT | Severe Thunderstorm Warning | BMX | Greene | 36 min |
| May 3, 3:59 AM CDT | Severe Thunderstorm Warning | BMX | Hale | 31 min |
| May 3, 5:06 AM CDT | Severe Thunderstorm Warning | BMX | Talladega | 49 min |
| May 3, 5:37 AM CDT | Severe Thunderstorm Warning | BMX | Autauga, Chilton | 63 min |
| May 3, 6:11 AM CDT | Severe Thunderstorm Warning | BMX | Coosa | 49 min |
| May 3, 6:33 AM CDT | Severe Thunderstorm Warning | BMX | Elmore, Montgomery | 47 min |
| May 3, 6:33 AM CDT | Severe Thunderstorm Warning | BMX | Tallapoosa | 47 min |
| May 3, 7:58 AM CDT | Severe Thunderstorm Warning | BMX | Russell | 47 min |
| May 3, 8:04 AM CDT | Severe Thunderstorm Warning | BMX | Macon | 31 min |
| May 3, 8:25 AM CDT | Severe Thunderstorm Warning | BMX | Lee | 30 min |
| May 3, 8:39 AM CDT | Severe Thunderstorm Warning | BMX | Russell | 46 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.