Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 251, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Apr 22, 1997, 5:02 PM CDT for Sumter County, Alabama. It was in force for 48 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
- Apr 22, 1997, 5:02 PM CDT (22:02 UTC)
- Expired
- Apr 22, 1997, 5:50 PM CDT
- In force
- 48 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Sumter County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 22, 5:02 PM CDT | Thunderstorm Wind 50 | York, AL | Several trees were blown down on Highway 19 near the state line. |
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 |
|---|---|---|---|
| Apr 22, 1:30 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 10.0 hours before the alert went out and 148 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
- 1576 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 667 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 216 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 222204 RRA SVRBHM ALC119-222250- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 502 PM CDT TUE APR 22 1997 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 550 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL ALABAMA ...SUMTER AT 500 PM CDT...A BAND OF SEVERE THUNDERSTORMS WAS MOVING OVER THE WESTERN PARTS OF SUMTER COUNTY. THE STORMS WERE MOVING EAST AT 40 MPH. THE STORMS WILL AFFECT MOST LOCATIONS ACROSS THE COUNTY INCLUDING YORK AND LIVINGSTON AREAS. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH... DESTRUCTIVE HAIL... DEADLY LIGHTNING... AND VEhRY 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 DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Apr 22, 3:27 PM CDT, 1 hour 35 minutes before
ALZ001>004-011>015-022-023-030>032-039-222130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 327 PM CDT TUE APR 22 1997 THE NATIONAL WEATHER SERVICE HAS CANCELLED THE TORNADO WATCH FOR THE FOLLOWING COUNTIES IN WEST ALABAMA... LAUDERDALE..COLBERT..FRANKLIN...LAWRENCE..MARION..WINSTON.. LAMAR..FAYETTE..WALKER..PICKENS..TUSCALOOSA..GREENE..HALE.. SUMTER..MARENGO.
Special weather statement, Apr 22, 3:28 PM CDT, 1 hour 34 minutes before
ALZ001>004-011>015-022-023-030>032-039-222130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 327 PM CDT TUE APR 22 1997 THE NATIONAL WEATHER SERVICE HAS CANCELLED THE TORNADO WATCH FOR THE FOLLOWING COUNTIES IN WEST ALABAMA... LAUDERDALE..COLBERT..FRANKLIN...LAWRENCE..MARION..WINSTON.. LAMAR..FAYETTE..WALKER..PICKENS..TUSCALOOSA..GREENE..HALE.. SUMTER..MARENGO.
Special weather statement, Apr 22, 4:44 PM CDT, 18 minutes before
ALZ009-010-016>021-024-026-222215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 442 PM CDT TUE APR 22 1997 THE TORNADO WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES... IN ALABAMA ...JACKSON... DEKALB... CULLMAN... BLOUNT... ETOWAH... CALHOUN ...CHEROKEE... CLEBURNE... JEFFERSON... ST. CLAIR
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 21, 7:04 PM CDT | Severe Thunderstorm Warning | BMX | Winston | 56 min |
| Apr 21, 7:20 PM CDT | Severe Thunderstorm Warning | BMX | Jackson | 55 min |
| Apr 21, 7:20 PM CDT | Severe Thunderstorm Warning | BMX | Limestone | 55 min |
| Apr 21, 7:32 PM CDT | Severe Thunderstorm Warning | BMX | Madison | 43 min |
| Apr 21, 10:38 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun | 67 min |
| Apr 21, 11:17 PM CDT | Severe Thunderstorm Warning | BMX | Cleburne | 43 min |
| Apr 22, 1:03 AM CDT | Severe Thunderstorm Warning | BMX | Shelby | 57 min |
| Apr 22, 1:12 AM CDT | Severe Thunderstorm Warning | BMX | Talladega | 48 min |
| Apr 22, 1:33 AM CDT | Severe Thunderstorm Warning | BMX | Clay | 57 min |
| Apr 22, 1:54 PM CDT | Severe Thunderstorm Warning | BMX | Franklin | 66 min |
| Apr 22, 2:02 PM CDT | Severe Thunderstorm Warning | BMX | Greene, Hale, Marengo, Sumter | 48 min |
| Apr 22, 2:13 PM CDT | Severe Thunderstorm Warning | BMX | Colbert | 62 min |
| Apr 22, 2:30 PM CDT | Severe Thunderstorm Warning | BMX | Blount, Jefferson, Walker | 50 min |
| Apr 22, 2:40 PM CDT | Severe Thunderstorm Warning | BMX | Tuscaloosa | 50 min |
| Apr 22, 2:42 PM CDT | Severe Thunderstorm Warning | BMX | Shelby | 48 min |
| Apr 22, 2:45 PM CDT | Tornado Warning | BMX | Bibb | 35 min |
| Apr 22, 2:51 PM CDT | Severe Thunderstorm Warning | BMX | Autauga, Dallas, Lowndes | 49 min |
| Apr 22, 2:55 PM CDT | Tornado Warning | BMX | Shelby | 35 min |
| Apr 22, 3:03 PM CDT | Severe Thunderstorm Warning | BMX | Chilton | 47 min |
| Apr 22, 3:14 PM CDT | Tornado Warning | BMX | Dallas | 46 min |
| Apr 22, 3:18 PM CDT | Severe Thunderstorm Warning | BMX | Coosa, Talladega | 47 min |
| Apr 22, 3:25 PM CDT | Severe Thunderstorm Warning | BMX | Elmore, Montgomery | 45 min |
| Apr 22, 3:31 PM CDT | Severe Thunderstorm Warning | BMX | Tallapoosa | 49 min |
| Apr 22, 3:35 PM CDT | Severe Thunderstorm Warning | BMX | Autauga, Lowndes | 50 min |
| Apr 22, 3:39 PM CDT | Severe Thunderstorm Warning | BMX | Clay | 46 min |
| Apr 22, 3:52 PM CDT | Tornado Warning | BMX | Lowndes | 48 min |
| Apr 22, 4:00 PM CDT | Tornado Warning | BMX | DeKalb | 30 min |
| Apr 22, 4:02 PM CDT | Severe Thunderstorm Warning | BMX | Elmore, Montgomery | 48 min |
| Apr 22, 4:10 PM CDT | Severe Thunderstorm Warning | BMX | Chambers, Randolph | 50 min |
| Apr 22, 4:15 PM CDT | Severe Thunderstorm Warning | BMX | Tallapoosa | 50 min |
| Apr 22, 4:17 PM CDT | Severe Thunderstorm Warning | BMX | Bullock, Macon | 48 min |
| Apr 22, 4:26 PM CDT | Severe Thunderstorm Warning | BMX | Lee | 49 min |
| Apr 22, 4:27 PM CDT | Tornado Warning | BMX | Chambers | 48 min |
| Apr 22, 4:46 PM CDT | Severe Thunderstorm Warning | BMX | Marengo | 49 min |
| Apr 22, 5:14 PM CDT | Severe Thunderstorm Warning | BMX | Russell | 46 min |
| Apr 22, 6:06 PM CDT | Severe Thunderstorm Warning | BMX | Dallas | 49 min |
| Apr 22, 6:17 PM CDT | Tornado Warning | BMX | Dallas | 43 min |
| Apr 22, 6:26 PM CDT | Tornado Warning | BMX | Lowndes | 49 min |
| Apr 22, 6:53 PM CDT | Severe Thunderstorm Warning | BMX | Autauga, Elmore, Montgomery | 52 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.