Alert archive / Alabama / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 336, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at May 6, 1998, 7:38 PM CDT for Shelby County, Alabama. It was in force for 47 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 6, 1998, 7:38 PM CDT (00:38 UTC)
- Expired
- May 6, 1998, 8:25 PM CDT
- In force
- 47 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Shelby County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 0.6 hours before the alert went out and 14 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
- 82 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 1288 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 253 m²/s²
- 0-3 km storm-relative helicity
- 560 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 6, 6:00 PM CDT, 1 hour 38 minutes before
ALZ001>004-011-014-070000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 600 PM CDT WED MAY 6 1998 THE TORNADO WATCH FOR THE FOLLOWING COUNTIES IN ALABAMA HAS BEEN CANCELLED... IN ALABAMA LAUDERDALE...FRANKLIN...COLBERT...LAWRENCE...MARION AND WINSTON. OTHER WATCHES AND WARNINGS WILL BE POSSIBLE AFTER MIDNIGHT TONIGHT ACROSS THESE COUNTIES.
Special weather statement, May 6, 6:00 PM CDT, 1 hour 38 minutes before
ALZ001>004-011-014-070000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 600 PM CDT WED MAY 6 1998 THE TORNADO WATCH FOR THE FOLLOWING COUNTIES IN ALABAMA HAS BEEN CANCELLED... IN ALABAMA LAUDERDALE...FRANKLIN...COLBERT...LAWRENCE...MARION AND WINSTON. OTHER WATCHES AND WARNINGS WILL BE POSSIBLE AFTER MIDNIGHT TONIGHT ACROSS THESE COUNTIES.
Special weather statement, May 6, 6:15 PM CDT, 1 hour 23 minutes before
ALZ005>010-016-070015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 615 PM CDT WED MAY 6 1998 THE TORNADO WATCH FOR THE FOLLOWING COUNTIES IN ALABAMA HAS BEEN CANCELLED... IN ALABAMA LIMESTONE...MADISON...MORGAN...MARSHALL...JACKSON...DEKALB AND CULLMAN. OTHER WATCHES AND WARNINGS WILL BE POSSIBLE AFTER MIDNIGHT TONIGHT ACROSS THESE COUNTIES.
Special weather statement, May 6, 6:15 PM CDT, 1 hour 23 minutes before
ALZ005>010-016-070015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 615 PM CDT WED MAY 6 1998 THE TORNADO WATCH FOR THE FOLLOWING COUNTIES IN ALABAMA HAS BEEN CANCELLED... IN ALABAMA LIMESTONE...MADISON...MORGAN...MARSHALL...JACKSON...DEKALB AND CULLMAN. OTHER WATCHES AND WARNINGS WILL BE POSSIBLE AFTER MIDNIGHT TONIGHT ACROSS THESE COUNTIES.
Special weather statement, May 6, 7:15 PM CDT, 23 minutes before
ALZ017>018-020-070045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 715 PM CDT WED MAY 6 1998 THE TORNADO WATCH FOR THE FOLLOWING COUNTIES IN ALABAMA HAS BEEN CANCELLED... IN ALABAMA BLOUNT...ETOWAH...AND CHEROKEE. OTHER WATCHES AND WARNINGS WILL BE POSSIBLE AFTER MIDNIGHT TONIGHT ACROSS THESE COUNTIES.
Special weather statement, May 6, 7:15 PM CDT, 23 minutes before
ALZ017>018-020-070045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 715 PM CDT WED MAY 6 1998 THE TORNADO WATCH FOR THE FOLLOWING COUNTIES IN ALABAMA HAS BEEN CANCELLED... IN ALABAMA BLOUNT...ETOWAH...AND CHEROKEE. OTHER WATCHES AND WARNINGS WILL BE POSSIBLE AFTER MIDNIGHT TONIGHT ACROSS THESE COUNTIES.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 7:01 PM CDT | Severe Thunderstorm Warning | BMX | Tuscaloosa | 64 min |
| May 6, 7:05 PM CDT | Severe Thunderstorm Warning | BMX | Talladega | 60 min |
| May 6, 7:18 PM CDT | Severe Thunderstorm Warning | BMX | Bibb | 47 min |
| May 6, 7:25 PM CDT | Severe Thunderstorm Warning | BMX | Perry | 60 min |
| May 6, 7:33 PM CDT | Severe Thunderstorm Warning | BMX | Clay | 47 min |
| May 6, 7:42 PM CDT | Tornado Warning | BMX | Bibb | 18 min |
| May 6, 7:44 PM CDT | Tornado Warning | BMX | Perry | 46 min |
| May 6, 7:52 PM CDT | Severe Thunderstorm Warning | BMX | Chilton | 48 min |
| May 6, 8:14 PM CDT | Tornado Warning | BMX | Autauga, Dallas | 66 min |
| May 6, 9:05 PM CDT | Tornado Warning | BMX | Autauga | 45 min |
| May 6, 9:08 PM CDT | Severe Thunderstorm Warning | BMX | Tallapoosa | 47 min |
| May 6, 9:28 PM CDT | Severe Thunderstorm Warning | BMX | Lowndes, Montgomery | 42 min |
| May 6, 10:13 PM CDT | Severe Thunderstorm Warning | BMX | Montgomery | 47 min |
| May 6, 10:45 PM CDT | Severe Thunderstorm Warning | BMX | Lowndes | 50 min |
| May 6, 11:24 PM CDT | Severe Thunderstorm Warning | BMX | Montgomery | 31 min |
| May 6, 11:45 PM CDT | Severe Thunderstorm Warning | BMX | Pike | 65 min |
| May 7, 12:03 AM CDT | Severe Thunderstorm Warning | BMX | Barbour | 62 min |
| May 7, 4:29 AM CDT | Tornado Warning | BMX | Lauderdale | 36 min |
| May 7, 5:03 AM CDT | Tornado Warning | BMX | Lawrence | 32 min |
| May 7, 5:06 AM CDT | Tornado Warning | BMX | Lauderdale | 19 min |
| May 7, 5:10 AM CDT | Tornado Warning | BMX | Limestone | 30 min |
| May 7, 5:41 AM CDT | Tornado Warning | BMX | Limestone | 34 min |
| May 7, 5:50 AM CDT | Tornado Warning | BMX | Madison | 45 min |
| May 7, 6:20 AM CDT | Tornado Warning | BMX | Jackson | 25 min |
| May 7, 6:34 AM CDT | Tornado Warning | BMX | Madison | 31 min |
| May 7, 6:45 AM CDT | Tornado Warning | BMX | Jackson | 35 min |
| May 7, 4:13 PM CDT | Severe Thunderstorm Warning | BMX | Jackson | 47 min |
| May 7, 4:19 PM CDT | Tornado Warning | BMX | Limestone | 51 min |
| May 7, 4:25 PM CDT | Tornado Warning | BMX | Jackson | 50 min |
| May 7, 4:27 PM CDT | Tornado Warning | BMX | Madison | 63 min |
| May 7, 4:44 PM CDT | Severe Thunderstorm Warning | BMX | Lauderdale | 51 min |
| May 7, 5:03 PM CDT | Tornado Warning | BMX | Jackson | 67 min |
| May 7, 5:45 PM CDT | Tornado Warning | BMX | DeKalb | 50 min |
| May 7, 6:57 PM CDT | Severe Thunderstorm Warning | BMX | Franklin | 48 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1998Every severe thunderstorm warning in 1998
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.