Alert archive / Alabama / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 325, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at May 6, 1998, 6:27 PM CDT for Tuscaloosa County, Alabama. It was in force for 33 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
- May 6, 1998, 6:27 PM CDT (23:27 UTC)
- Expired
- May 6, 1998, 7:00 PM CDT
- In force
- 33 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Tuscaloosa County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 6, 6:45 PM CDT | Hail 1.25 | Tuscaloosa, AL | Hail the size of half dollars was reported in Tuscaloosa. |
| May 6, 6:55 PM CDT | Hail 1 | Duncanville, AL | Quarter size hail was reported in Duncanville. |
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 12:00Z, 11.5 hours before the alert went out and 70 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
- 4 J/kg
- Mixed-layer CIN
- -335 J/kg
- Mixed-layer LCL
- 1290 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 221 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
537 WUUS1 KBHM 062328 RRA SVRBHM ALC125-070000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 627 PM CDT WED MAY 6 1998 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... TUSCALOOSA COUNTY... IN WEST CENTRAL ALABAMA * UNTIL 700 PM CDT * AT 625 PM CDT... A SEVERE THUNDERSTORM PRODUCING LARGE HAIL WAS SHOWN...BY SPOTTERS AND RADAR IN THE COTTONDALE AREA EAST OF TUSCALOOSA. THERE HAVE BEEN NUMEROUS REPORTS OF DIME TO QUARTER SIZED HAIL WITH THIS SEVERE THUNDERSTORM. * THE SEVERE THUNDERSTORMS WILL BE NEAR...COALING BY 640 PM. MOVEMENT WAS SOUTHEAST AT 25 MPH. THIS STORM HAS A HISTORY OF LARGE HAIL. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS THIS THUNDERSTORM IS CAPABLE OF PRODUCING EXTREMELY LARGE HAIL WHICH MAY CAUSE SEVERE DAMAGE TO PROPERTY AND SERIOUS INJURY TO PEOPLE AND LIVESTOCK. DAMAGING WINDS AND TORRENTIAL RAIN ARE ALSO LIKELY WITH THIS STORM. MOVE TO A STURDY BUILDING AND STAY AWAY FROM WINDOWS. &
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
Local storm report, May 6, 4:18 PM CDT, 2 hours 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM
418 PM CDT WED MAY 06 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0411 PM MOULTON AL 1 INCH HAIL
05/06/98 LAWRENCE QUARTER SIZED HAIL NORTH
OF MOULTON
0412 PM FALKVILLE AL .75 INCH HAIL
05/06/98 MORGAN DIME SIZED HAIL IN
FALKVILLE
0414 PM RUSSELLVILLE AL .75 INCH HAIL
05/06/98 FRANKLIN DIME SIZED HAIL 6 MILES
NORTH OF RUSSELLVILLELocal storm report, May 6, 4:18 PM CDT, 2 hours 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM
418 PM CDT WED MAY 06 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0411 PM MOULTON AL 1 INCH HAIL
05/06/98 LAWRENCE QUARTER SIZED HAIL NORTH
OF MOULTON
0412 PM FALKVILLE AL .75 INCH HAIL
05/06/98 MORGAN DIME SIZED HAIL IN
FALKVILLE
0414 PM RUSSELLVILLE AL .75 INCH HAIL
05/06/98 FRANKLIN DIME SIZED HAIL 6 MILES
NORTH OF RUSSELLVILLESpecial weather statement, May 6, 6:00 PM CDT, 27 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, 27 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, 12 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, 12 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.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 1:57 PM CDT | Severe Thunderstorm Warning | BMX | Colbert | 48 min |
| May 6, 2:04 PM CDT | Tornado Warning | BMX | Colbert | 51 min |
| May 6, 2:51 PM CDT | Tornado Warning | BMX | Colbert | 49 min |
| May 6, 3:01 PM CDT | Tornado Warning | BMX | Lawrence | 34 min |
| May 6, 3:06 PM CDT | Tornado Warning | BMX | Franklin | 34 min |
| May 6, 3:09 PM CDT | Severe Thunderstorm Warning | BMX | Morgan | 31 min |
| May 6, 3:35 PM CDT | Tornado Warning | BMX | Franklin | 35 min |
| May 6, 3:39 PM CDT | Tornado Warning | BMX | Lawrence | 51 min |
| May 6, 3:40 PM CDT | Severe Thunderstorm Warning | BMX | Morgan | 65 min |
| May 6, 4:03 PM CDT | Tornado Warning | BMX | Morgan | 47 min |
| May 6, 4:05 PM CDT | Severe Thunderstorm Warning | BMX | Marshall | 60 min |
| May 6, 4:09 PM CDT | Tornado Warning | BMX | Marion, Winston | 51 min |
| May 6, 5:02 PM CDT | Severe Thunderstorm Warning | BMX | Cullman | 48 min |
| May 6, 5:22 PM CDT | Tornado Warning | BMX | Cullman | 48 min |
| May 6, 5:43 PM CDT | Severe Thunderstorm Warning | BMX | Tuscaloosa | 47 min |
| May 6, 5:53 PM CDT | Severe Thunderstorm Warning | BMX | Blount | 62 min |
| May 6, 6:30 PM CDT | Severe Thunderstorm Warning | BMX | Pickens | 50 min |
| May 6, 6:34 PM CDT | Severe Thunderstorm Warning | BMX | Bibb | 46 min |
| May 6, 6:39 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson | 46 min |
| May 6, 6:42 PM CDT | Severe Thunderstorm Warning | BMX | St. Clair | 63 min |
| May 6, 6:48 PM CDT | Severe Thunderstorm Warning | BMX | Shelby | 47 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.