Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 151, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Mar 2, 1997, 11:35 PM CST for Marion County, Alabama. It was in force for 40 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
- Mar 2, 1997, 11:35 PM CST (05:35 UTC)
- Expired
- Mar 3, 1997, 12:15 AM CST
- In force
- 40 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Marion County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 3, 12:10 AM CST | Thunderstorm Wind 50 | Hamilton, 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 00:00Z, 5.6 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
- 18 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 588 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 323 m²/s²
- 0-3 km storm-relative helicity
- 420 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 030537 RRA SVRBHM ALC093-030615- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 1135 PM CST SUN MAR 2 1997 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH ALABAMA ...MARION COUNTY AT 1135 PM...WEATHER SERVICE RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS ENTERING WESTERN PORTIONS OF MARION COUNTY FROM MISSISSIPPI. THIS LINE SHOULD BE NEAR HAMILTON AROUND 1155 PM. THE MAIN THREAT FROM THIS LINE SHOULD BE HIGH WINDS. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING..R.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 |
|---|---|---|---|---|
| Mar 2, 7:29 PM CST | Flash Flood Warning | BMX | Colbert, Franklin, Lawrence | 3 hr |
| Mar 2, 7:29 PM CST | Flash Flood Warning | BMX | Lauderdale, Limestone | 3 hr |
| Mar 2, 11:15 PM CST | Severe Thunderstorm Warning | BMX | Colbert, Lauderdale | 45 min |
| Mar 2, 11:38 PM CST | Tornado Warning | BMX | Colbert, Franklin, Lauderdale | 67 min |
| Mar 2, 11:55 PM CST | Severe Thunderstorm Warning | BMX | Lamar | 50 min |
| Mar 3, 12:05 AM CST | Severe Thunderstorm Warning | BMX | Marion | 55 min |
| Mar 3, 12:29 AM CST | Severe Thunderstorm Warning | BMX | Fayette | 61 min |
| Mar 3, 12:45 AM CST | Tornado Warning | BMX | Colbert, Lauderdale, Lawrence | 60 min |
| Mar 3, 12:45 AM CST | Tornado Warning | BMX | Franklin | 60 min |
| Mar 3, 12:46 AM CST | Severe Thunderstorm Warning | BMX | Winston | 59 min |
| Mar 3, 12:57 AM CST | Severe Thunderstorm Warning | BMX | Marion | 18 min |
| Mar 3, 1:02 AM CST | Severe Thunderstorm Warning | BMX | Walker | 58 min |
| Mar 3, 1:21 AM CST | Severe Thunderstorm Warning | BMX | Limestone | 69 min |
| Mar 3, 1:41 AM CST | Severe Thunderstorm Warning | BMX | Lawrence, Morgan | 64 min |
| Mar 3, 2:03 AM CST | Tornado Warning | BMX | Limestone | 57 min |
| Mar 3, 2:11 AM CST | Tornado Warning | BMX | Madison, Morgan | 64 min |
| Mar 3, 2:41 AM CST | Severe Thunderstorm Warning | BMX | Marshall | 64 min |
| Mar 3, 2:46 AM CST | Severe Thunderstorm Warning | BMX | Blount | 44 min |
| Mar 3, 2:59 AM CST | Severe Thunderstorm Warning | BMX | Etowah | 46 min |
| Mar 3, 3:50 AM CST | Severe Thunderstorm Warning | BMX | Coosa, Elmore | 40 min |
| Mar 3, 4:10 AM CST | Tornado Warning | BMX | Coosa, Tallapoosa | 65 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.