Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 245, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Apr 22, 1997, 4:02 PM CDT for Elmore County, Montgomery County, Alabama. It was in force for 48 min. 2 reports 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, 4:02 PM CDT (21:02 UTC)
- Expired
- Apr 22, 1997, 4:50 PM CDT
- In force
- 48 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
Counties Elmore County, AL, Montgomery County, AL
The radar
The Maxwell AFB radar (KMXX), 39 km from the middle of the area, began a volume at 21:05 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 22, 4:12 PM CDT | Thunderstorm Wind 50 | Montgomery, AL | Trees were blown down and signs along I-65 were blown down. One child was injured when a tree fell on him. |
| Apr 22, 4:24 PM CDT | Hail 1.75 | Tallassee, AL | Golf ball size hail was reported on Hwy 14 east, in the eastern part of the county. |
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, 2:45 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 9.0 hours before the alert went out and 103 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 222104 SVRBHM ALC051-101-222150- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 402 PM CDT TUE APR 22 1997 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 450 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL ALABAMA ...ELMORE ...MONTGOMERY AT 4PM WEATHER RADAR CONTINUED TO INDICATE A BAND OF SEVERE THUNDERSTORMS ALONG WESTERN PORTIONS OF ELMORE AND MONTGOMERY COUNTIES. THESE STORMS WILL CONTINUE TO MOVE EAST AROUND 4O MILES PER HOUR ACROSS THE COUNTIES THROUGH 4:45 PM. THESE STORMS WILL LIKELY PRODUCE WINDS AROUND 60 MPH AND LARGE HAIL. THESE WARNINGS EXTEND THE WARNINGS FOR THESE COUNTIES.
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, 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, 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.
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, 4:10 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, 5:02 PM CDT | Severe Thunderstorm Warning | BMX | Sumter | 48 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; radar from the NEXRAD Level II archive.