Alert archive / Alabama / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 540, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jun 19, 1998, 3:07 PM CDT for Jefferson County, Shelby County, Alabama. It was in force for 48 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
- Jun 19, 1998, 3:07 PM CDT (20:07 UTC)
- Expired
- Jun 19, 1998, 3:55 PM CDT
- In force
- 48 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
Counties Jefferson County, AL, Shelby County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 8.1 hours before the alert went out and 25 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
- 3117 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 831 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -41 m²/s²
- 0-3 km storm-relative helicity
- -40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
989 WUUS1 KBHM 192008 RRA SVRBHM ALC073-117-192055- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 307 PM CDT FRI JUN 19 1998 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN JEFFERSON COUNTY... IN CENTRAL ALABAMA SHELBY COUNTY... IN CENTRAL ALABAMA * UNTIL 355 PM CDT * AT 305 PM CDT...A SEVERE THUNDERSTORMS WERE SHOWN...BY WEATHER RADAR...FROM THE BESSEMER AREA...ACROSS HOOVER...AND INTO THE ALABASTER AREA. THE STORMS WERE MOVING SOUTHEAST AT 30 MPH. * THE SEVERE THUNDERSTORMS WILL AFFECT LOCATIONS ALONG THE JEFFERSON/SHELBY COUNTY LINE AND INTO SHELBY COUNT TO ALABASTER...AND CHELSEA AREAS. THIS WARNING REPLACES THE WARNING FOR SHELBY COUNTY. DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH... DESTRUCTIVE HAIL... DEADLY LIGHTNING... 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 DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Jun 19, 9:37 AM CDT, 5 hours 30 minutes before
ALZ001>050-GAZ089-090-102-120-200230- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 937 AM CDT FRI JUN 19 1998 NUMEROUS SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE ACROSS PARTS OF NORTH ALABAMA THIS MORNING. THE STORMS WERE OCCURRING ALONG A BOUNDARY THAT STRETCHED FROM THE MUSCLE SHOALS AREA...TO NEAR ROME GEORGIA. THIS SURFACE BOUNDARY WAS MOVING SOUTHWARD AND WILL CONTINUE THROUGH THE MORNING HOURS. IN ADDITION...AN UPPER LEVEL IMPLUSE WAS MOVING ACROSS THE AREA PRODUCING THUNDERSTORMS ACROSS PARTS OF MISSISSIPPI. THESE THUNDERSTORMS WILL AFFECT THE WESTERN SECTIONS OF THE AREA LATER THIS MORNING. THE BOUNDARY IS EXPECTED TO MOVE OVER THE CENTRAL PARTS OF ALABAMA THROUGH THE AFTERNOON. THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG THE BOUNDARY AS THE UPPER LEVEL IMPLUSE MOVES ACROSS PARTS OF ALABAMA TODAY. SO SOME THE THUNDERSTORMS MAY BE SEVERE...PRODUCING LARGE HAIL AND DAMAGING WINDS ACROSS THE NORTH AND NORTH CENTRAL AREAS THIS MORNING...AND THEN ACROSS PARTS OF CENTRAL ALABAMA LATER THIS AFTERNOON. STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD REMAIN ALERT FOR CHANGING WEATHER CONDITIONS AND MONITOR NOAA WEATHER RADIO OR LOCAL TV AND RADIO FOR POSSIBLE WARNINGS LATER TODAY. THE HAZARDOUS WEATHER OUTLOOK FOR SOUTHWEST ALABAMA... SEE PRODUCT BHMSPSMOB. FOR SOUTHEAST ALABAMA... LOOK AT MIASPSTLH. FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/
Special weather statement, Jun 19, 1:03 PM CDT, 2 hours 4 minutes before
ALZ008-010-181825- SPECIAL WEATHER STATEMENT MATIONAL WEATHER SERVICE BIRMINGHAM AL 100 PM CDT FRI JAN 19 1998 THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST ALABAMA COUNTIES OF: MARSHALL...DEKALB THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
Special weather statement, Jun 19, 1:32 PM CDT, 1 hour 35 minutes before
ALZ018>021-026-191855- SPECIAL WEATHER STATEMENT MATIONAL WEATHER SERVICE BIRMINGHAM AL 132 PM CDT FRI JUN 19 1998 THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST ALABAMA COUNTIES OF: ETOWAH...CHEROKEE...ST CLAIR CALHOUN...CLEBURN THIS IS IN ADDITION TO THE COUNTIES CLEARED EARLIER...NAMELY: MARSHALL...DEKALB THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
Special weather statement, Jun 19, 1:32 PM CDT, 1 hour 35 minutes before
ALZ018>021-026-191855- SPECIAL WEATHER STATEMENT MATIONAL WEATHER SERVICE BIRMINGHAM AL 132 PM CDT FRI JUN 19 1998 THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST ALABAMA COUNTIES OF: ETOWAH...CHEROKEE...ST CLAIR...CALHOUN...CLEBURN THIS IS IN ADDITION TO THE COUNTIES CLEARED EARLIER...NAMELY: MARSHALL...DEKALB THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
Special weather statement, Jun 19, 1:32 PM CDT, 1 hour 35 minutes before
ALZ018>021-026-191855- SPECIAL WEATHER STATEMENT MATIONAL WEATHER SERVICE BIRMINGHAM AL 132 PM CDT FRI JUN 19 1998 THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST ALABAMA COUNTIES OF: ETOWAH...CHEROKEE...ST CLAIR CALHOUN...CLEBURN THIS IS IN ADDITION TO THE COUNTIES CLEARED EARLIER...NAMELY: MARSHALL...DEKALB THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
Special weather statement, Jun 19, 1:32 PM CDT, 1 hour 35 minutes before
ALZ018>021-026-191855- SPECIAL WEATHER STATEMENT MATIONAL WEATHER SERVICE BIRMINGHAM AL 132 PM CDT FRI JUN 19 1998 THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST ALABAMA COUNTIES OF: ETOWAH...CHEROKEE...ST CLAIR...CALHOUN...CLEBURN THIS IS IN ADDITION TO THE COUNTIES CLEARED EARLIER...NAMELY: MARSHALL...DEKALB THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 9:33 AM CDT | Severe Thunderstorm Warning | BMX | DeKalb | 32 min |
| Jun 19, 9:35 AM CDT | Severe Thunderstorm Warning | BMX | Colbert, Lauderdale | 35 min |
| Jun 19, 10:01 AM CDT | Severe Thunderstorm Warning | BMX | Calhoun, Cherokee, Cleburne | 34 min |
| Jun 19, 10:06 AM CDT | Severe Thunderstorm Warning | BMX | DeKalb | 34 min |
| Jun 19, 10:09 AM CDT | Severe Thunderstorm Warning | BMX | Lawrence | 31 min |
| Jun 19, 10:14 AM CDT | Severe Thunderstorm Warning | BMX | Colbert | 36 min |
| Jun 19, 11:18 AM CDT | Severe Thunderstorm Warning | BMX | Cullman | 32 min |
| Jun 19, 11:30 AM CDT | Severe Thunderstorm Warning | BMX | Blount | 35 min |
| Jun 19, 11:34 AM CDT | Severe Thunderstorm Warning | BMX | Marshall | 36 min |
| Jun 19, 11:51 AM CDT | Severe Thunderstorm Warning | BMX | Etowah, St. Clair | 44 min |
| Jun 19, 12:04 PM CDT | Severe Thunderstorm Warning | BMX | Blount | 31 min |
| Jun 19, 1:14 PM CDT | Severe Thunderstorm Warning | BMX | Chambers, Tallapoosa | 31 min |
| Jun 19, 1:24 PM CDT | Severe Thunderstorm Warning | BMX | Lee | 31 min |
| Jun 19, 1:33 PM CDT | Severe Thunderstorm Warning | BMX | Bullock, Macon | 32 min |
| Jun 19, 1:49 PM CDT | Severe Thunderstorm Warning | BMX | Russell | 31 min |
| Jun 19, 2:01 PM CDT | Severe Thunderstorm Warning | BMX | Barbour | 49 min |
| Jun 19, 2:02 PM CDT | Severe Thunderstorm Warning | BMX | Tuscaloosa | 28 min |
| Jun 19, 2:05 PM CDT | Severe Thunderstorm Warning | BMX | Lee | 35 min |
| Jun 19, 2:05 PM CDT | Severe Thunderstorm Warning | BMX | Bullock | 35 min |
| Jun 19, 2:27 PM CDT | Severe Thunderstorm Warning | BMX | Chilton | 33 min |
| Jun 19, 2:33 PM CDT | Severe Thunderstorm Warning | BMX | Coosa | 32 min |
| Jun 19, 2:36 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson, Tuscaloosa | 34 min |
| Jun 19, 2:42 PM CDT | Severe Thunderstorm Warning | BMX | Shelby | 33 min |
| Jun 19, 3:00 PM CDT | Severe Thunderstorm Warning | BMX | Chilton, Coosa | 30 min |
| Jun 19, 3:08 PM CDT | Severe Thunderstorm Warning | BMX | Bibb | 32 min |
| Jun 19, 3:18 PM CDT | Severe Thunderstorm Warning | BMX | Elmore | 32 min |
| Jun 19, 3:34 PM CDT | Severe Thunderstorm Warning | BMX | Chilton | 36 min |
| Jun 19, 4:10 PM CDT | Severe Thunderstorm Warning | BMX | Autauga, Chilton | 30 min |
| Jun 19, 5:10 PM CDT | Tornado Warning | BMX | Montgomery | 35 min |
| Jun 19, 5:28 PM CDT | Severe Thunderstorm Warning | BMX | Pike | 32 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.