Alert archive / Alabama / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 363, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at May 7, 1998, 9:54 PM CDT for Calhoun County, Alabama. It was in force for 61 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 7, 1998, 9:54 PM CDT (02:54 UTC)
- Expired
- May 7, 1998, 10:55 PM CDT
- In force
- 61 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Calhoun County, AL
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 7, 8:00 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 2.9 hours before the alert went out and 110 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
- 2677 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 985 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 224 m²/s²
- Significant tornado parameter
- 3.5
- Supercell composite
- 12.4
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 7, 6:35 PM CDT, 3 hours 19 minutes before
ALZ006-008>010-018>021-028-029-038-080020- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 635 PM CDT THU MAY 7 1998 TORNADO WATCH 302 HAS BEEN CANCELLED FOR ALL SECTIONS OF NORTHEAST AND EAST-CENTRAL ALABAMA. THE THUNDERSTORM ACTIVITY HAS SHIFTED NORTH AND EAST OF THE AREA. OTHER THUNDERSTORMS WERE DEVELOPING WEST OF THE STATE BUT WITH THE LOSS OF DAYTIME HEATING... THESE THUNDERSTORMS SHOULD GRADUALLY DIMINISH. HOWEVER...A WEAK FRONTAL BOUNDARY REMAINS VERY CLOSE TO NORTH ALABAMA AND IT REMAINS POSSIBLE THAT ADDITIONAL SHOWERS AND THUNDERSTORMS COULD DEVELOP. UPDATES WILL BE ISSUED AS NECESSARY. NO WATCHES OR WARNINGS ARE IN EFFECT FOR THE STATE AT THIS TIME.
Special weather statement, May 7, 6:35 PM CDT, 3 hours 19 minutes before
ALZ006-008>010-018>021-028-029-038-080020- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 635 PM CDT THU MAY 7 1998 TORNADO WATCH 302 HAS BEEN CANCELLED FOR ALL SECTIONS OF NORTHEAST AND EAST-CENTRAL ALABAMA. THE THUNDERSTORM ACTIVITY HAS SHIFTED NORTH AND EAST OF THE AREA. OTHER THUNDERSTORMS WERE DEVELOPING WEST OF THE STATE BUT WITH THE LOSS OF DAYTIME HEATING... THESE THUNDERSTORMS SHOULD GRADUALLY DIMINISH. HOWEVER...A WEAK FRONTAL BOUNDARY REMAINS VERY CLOSE TO NORTH ALABAMA AND IT REMAINS POSSIBLE THAT ADDITIONAL SHOWERS AND THUNDERSTORMS COULD DEVELOP. UPDATES WILL BE ISSUED AS NECESSARY. NO WATCHES OR WARNINGS ARE IN EFFECT FOR THE STATE AT THIS TIME.
Local storm report, May 7, 9:37 PM CDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT...CORR FOR TIMES
NATIONAL WEATHER SERVICE BIRMINGHAM
937 PM CDT THU MAY 07 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0607 PM AL 1 INCH HAIL
05/07/98 DEKALB QUARTER SIZED HAIL ON I-59
MILE 235
0608 PM AL 1.75 INCH HAIL
05/07/98 DEKALB WINDSHIELDS BEING DAMAGED
ON I-59 IN DEKALB COUNTY
0612 PM IDER AL 1.25 INCH HAIL
05/07/98 DEKALB HALF DOLLAR SIZED HAIL IN
IDER
0616 PM HAMMONDVILLE AL TORNADO
05/07/98 DEKALB TORNADO TOUCHDOWN REPORTED
TWO MILES NE HAMMONDVILLE
0620 PM HENAGAR AL TORNADO
05/07/98 DEKALB DAMAGE IN HENAGAR/IDER
AREA
0710 PM BELGREEN AL 1.75 INCH HAIL
05/07/98 FRANKLIN GOLF BALL SIZED HAIL IN
BELGREEN
0750 PM ATHENS AL 1.75 INCH HAIL
05/07/98 LIMESTONE GOLF BALL SIZED HAIL 5
MILES NORTH OF ATHENS
0745 PM SKYLINE AL .75 INCH HAIL
05/07/98 JACKSON PENNY SIZED HAIL IN
SKYLINE
0755 PM GRAYSON AL 1.75 INCH HAIL
05/07/98 WINSTON GOLF BALL SIZED HAIL IN
GRAYSON
0810 PM JONES CHAPEL AL 1.75 INCH HAIL
05/07/98 CULLMAN GOLF BALL SIZED HAIL IN
JONES CHAPEL
0815 PM HOLLYWOOD AL 1.75 INCH HAIL
05/07/98 JACKSON GOLF BALL SIZED HAIL IN
HOLLYWOOD AREA
0815 PM HUNTSVILLE AL 1 INCH HAIL
05/07/98 MADISON QUARTER SIZED HAIL IN
HUNTSVILLE
0825 PM JONES CHAPEL AL 1.75 INCH HAIL
05/07/98 CULLMAN HAIL FALLING IN JONES
CHAPEL LARGE ENOUGH TO
DESTROY CARSLocal storm report, May 7, 9:37 PM CDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT...CORR FOR TIMES
NATIONAL WEATHER SERVICE BIRMINGHAM
937 PM CDT THU MAY 07 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0607 PM AL 1 INCH HAIL
05/07/98 DEKALB QUARTER SIZED HAIL ON I-59
MILE 235
0608 PM AL 1.75 INCH HAIL
05/07/98 DEKALB WINDSHIELDS BEING DAMAGED
ON I-59 IN DEKALB COUNTY
0612 PM IDER AL 1.25 INCH HAIL
05/07/98 DEKALB HALF DOLLAR SIZED HAIL IN
IDER
0616 PM HAMMONDVILLE AL TORNADO
05/07/98 DEKALB TORNADO TOUCHDOWN REPORTED
TWO MILES NE HAMMONDVILLE
0620 PM HENAGAR AL TORNADO
05/07/98 DEKALB DAMAGE IN HENAGAR/IDER
AREA
0710 PM BELGREEN AL 1.75 INCH HAIL
05/07/98 FRANKLIN GOLF BALL SIZED HAIL IN
BELGREEN
0750 PM ATHENS AL 1.75 INCH HAIL
05/07/98 LIMESTONE GOLF BALL SIZED HAIL 5
MILES NORTH OF ATHENS
0745 PM SKYLINE AL .75 INCH HAIL
05/07/98 JACKSON PENNY SIZED HAIL IN
SKYLINE
0755 PM GRAYSON AL 1.75 INCH HAIL
05/07/98 WINSTON GOLF BALL SIZED HAIL IN
GRAYSON
0810 PM JONES CHAPEL AL 1.75 INCH HAIL
05/07/98 CULLMAN GOLF BALL SIZED HAIL IN
JONES CHAPEL
0815 PM HOLLYWOOD AL 1.75 INCH HAIL
05/07/98 JACKSON GOLF BALL SIZED HAIL IN
HOLLYWOOD AREA
0815 PM HUNTSVILLE AL 1 INCH HAIL
05/07/98 MADISON QUARTER SIZED HAIL IN
HUNTSVILLE
0825 PM JONES CHAPEL AL 1.75 INCH HAIL
05/07/98 CULLMAN HAIL FALLING IN JONES
CHAPEL LARGE ENOUGH TO
DESTROY CARSLocal storm report, May 7, 9:37 PM CDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM
937 PM CDT THU MAY 07 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1107 PM AL 1 INCH HAIL
05/07/98 DEKALB QUARTER SIZED HAIL ON I-59
MILE 235
1108 PM AL 1.75 INCH HAIL
05/07/98 DEKALB WINDSHIELDS BEING DAMAGED
ON I-59 IN DEKALB COUNTY
1112 PM IDER AL 1.25 INCH HAIL
05/07/98 DEKALB HALF DOLLAR SIZED HAIL IN
IDER
1116 PM HAMMONDVILLE AL TORNADO
05/07/98 DEKALB TORNADO TOUCHDOWN REPORTED
TWO MILES NE HAMMONDVILLE
1120 PM HENAGAR AL TORNADO
05/07/98 DEKALB DAMAGE IN HENAGAR/IDER
AREA
1210 AM BELGREEN AL 1.75 INCH HAIL
05/08/98 FRANKLIN GOLF BALL SIZED HAIL IN
BELGREEN
1250 AM ATHENS AL 1.75 INCH HAIL
05/08/98 LIMESTONE GOLF BALL SIZED HAIL 5
MILES NORTH OF ATHENS
1255 AM SKYLINE AL .75 INCH HAIL
05/08/98 JACKSON PENNY SIZED HAIL IN
SKYLINE
1255 AM GRAYSON AL 1.75 INCH HAIL
05/08/98 WINSTON GOLF BALL SIZED HAIL IN
GRAYSON
0110 AM JONES CHAPEL AL 1.75 INCH HAIL
05/08/98 CULLMAN GOLF BALL SIZED HAIL IN
JONES CHAPEL
0115 AM HOLLYWOOD AL 1.75 INCH HAIL
05/08/98 JACKSON GOLF BALL SIZED HAIL IN
HOLLYWOOD AREA
0115 AM HUNTSVILLE AL 1 INCH HAIL
05/08/98 MADISON QUARTER SIZED HAIL IN
HUNTSVILLE
0125 AM JONES CHAPEL AL 1.75 INCH HAIL
05/08/98 CULLMAN HAIL FALLING IN JONES
CHAPEL LARGE ENOUGH TO
DESTROY CARSLocal storm report, May 7, 9:37 PM CDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM
937 PM CDT THU MAY 07 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1107 PM AL 1 INCH HAIL
05/07/98 DEKALB QUARTER SIZED HAIL ON I-59
MILE 235
1108 PM AL 1.75 INCH HAIL
05/07/98 DEKALB WINDSHIELDS BEING DAMAGED
ON I-59 IN DEKALB COUNTY
1112 PM IDER AL 1.25 INCH HAIL
05/07/98 DEKALB HALF DOLLAR SIZED HAIL IN
IDER
1116 PM HAMMONDVILLE AL TORNADO
05/07/98 DEKALB TORNADO TOUCHDOWN REPORTED
TWO MILES NE HAMMONDVILLE
1120 PM HENAGAR AL TORNADO
05/07/98 DEKALB DAMAGE IN HENAGAR/IDER
AREA
1210 AM BELGREEN AL 1.75 INCH HAIL
05/08/98 FRANKLIN GOLF BALL SIZED HAIL IN
BELGREEN
1250 AM ATHENS AL 1.75 INCH HAIL
05/08/98 LIMESTONE GOLF BALL SIZED HAIL 5
MILES NORTH OF ATHENS
1255 AM SKYLINE AL .75 INCH HAIL
05/08/98 JACKSON PENNY SIZED HAIL IN
SKYLINE
1255 AM GRAYSON AL 1.75 INCH HAIL
05/08/98 WINSTON GOLF BALL SIZED HAIL IN
GRAYSON
0110 AM JONES CHAPEL AL 1.75 INCH HAIL
05/08/98 CULLMAN GOLF BALL SIZED HAIL IN
JONES CHAPEL
0115 AM HOLLYWOOD AL 1.75 INCH HAIL
05/08/98 JACKSON GOLF BALL SIZED HAIL IN
HOLLYWOOD AREA
0115 AM HUNTSVILLE AL 1 INCH HAIL
05/08/98 MADISON QUARTER SIZED HAIL IN
HUNTSVILLE
0125 AM JONES CHAPEL AL 1.75 INCH HAIL
05/08/98 CULLMAN HAIL FALLING IN JONES
CHAPEL LARGE ENOUGH TO
DESTROY CARSThe office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 7:24 PM CDT | Severe Thunderstorm Warning | BMX | Madison | 31 min |
| May 7, 7:30 PM CDT | Severe Thunderstorm Warning | BMX | Limestone | 50 min |
| May 7, 7:30 PM CDT | Severe Thunderstorm Warning | BMX | Jackson | 65 min |
| May 7, 7:36 PM CDT | Severe Thunderstorm Warning | BMX | Lawrence, Winston | 64 min |
| May 7, 7:55 PM CDT | Severe Thunderstorm Warning | BMX | Madison | 50 min |
| May 7, 8:00 PM CDT | Tornado Warning | BMX | Cullman, Winston | 65 min |
| May 7, 8:06 PM CDT | Tornado Warning | BMX | Madison | 49 min |
| May 7, 8:08 PM CDT | Severe Thunderstorm Warning | BMX | Morgan | 62 min |
| May 7, 8:11 PM CDT | Tornado Warning | BMX | DeKalb, Jackson | 64 min |
| May 7, 8:38 PM CDT | Tornado Warning | BMX | Marshall | 52 min |
| May 7, 8:40 PM CDT | Severe Thunderstorm Warning | BMX | Lawrence | 65 min |
| May 7, 8:43 PM CDT | Tornado Warning | BMX | Blount | 62 min |
| May 7, 8:45 PM CDT | Severe Thunderstorm Warning | BMX | Franklin | 35 min |
| May 7, 8:48 PM CDT | Severe Thunderstorm Warning | BMX | Winston | 62 min |
| May 7, 8:50 PM CDT | Severe Thunderstorm Warning | BMX | Cherokee | 35 min |
| May 7, 9:14 PM CDT | Severe Thunderstorm Warning | BMX | DeKalb | 51 min |
| May 7, 9:19 PM CDT | Severe Thunderstorm Warning | BMX | Cullman | 66 min |
| May 7, 9:25 PM CDT | Tornado Warning | BMX | Etowah, St. Clair | 65 min |
| May 7, 9:30 PM CDT | Severe Thunderstorm Warning | BMX | Franklin | 65 min |
| May 7, 9:36 PM CDT | Severe Thunderstorm Warning | BMX | Cherokee | 49 min |
| May 7, 9:51 PM CDT | Severe Thunderstorm Warning | BMX | Winston | 64 min |
| May 7, 10:15 PM CDT | Severe Thunderstorm Warning | BMX | Marion | 65 min |
| May 7, 10:28 PM CDT | Severe Thunderstorm Warning | BMX | Cleburne | 47 min |
| May 7, 10:58 PM CDT | Tornado Warning | BMX | Cleburne | 32 min |
| May 7, 11:01 PM CDT | Severe Thunderstorm Warning | BMX | Cullman | 49 min |
| May 7, 11:03 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun | 62 min |
| May 7, 11:24 PM CDT | Tornado Warning | BMX | Calhoun | 36 min |
| May 7, 11:30 PM CDT | Tornado Warning | BMX | Cleburne | 50 min |
| May 7, 11:45 PM CDT | Severe Thunderstorm Warning | BMX | St. Clair | 50 min |
| May 8, 12:00 AM CDT | Tornado Warning | BMX | Calhoun | 50 min |
| May 8, 12:18 AM CDT | Tornado Warning | BMX | Cleburne | 62 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.