Alert archive / Alabama / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 616, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jul 20, 1998, 5:15 PM CDT for Marengo County, Alabama. It was in force for 35 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
- Jul 20, 1998, 5:15 PM CDT (22:15 UTC)
- Expired
- Jul 20, 1998, 5:50 PM CDT
- In force
- 35 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Marengo County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 10.3 hours before the alert went out and 140 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
- 9 J/kg
- Mixed-layer CIN
- -292 J/kg
- Mixed-layer LCL
- 1164 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- -4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
986 WUUS1 KBHM 202216 RRA SVRBHM ALC091-202250- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 515 PM CDT MON JUL 20 1998 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN MARENGO COUNTY... IN WEST CENTRAL ALABAMA * UNTIL 550 PM CDT * AT 514 PM CDT... A SEVERE THUNDERSTORM WAS SHOWN...BY WEATHER RADAR IN THE VINELAND AREA. THE STORM WAS MOVING WEST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL AFFECT THE DIXONS MILL...HOBOKEN...AND SWEET WATER AREAS. DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE 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
Special weather statement, Jul 20, 11:49 AM CDT, 5 hours 26 minutes before
ALZ001>050-GAZ089-090-102-120-210445- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 1149 AM CDT MON JUL 20 1998 THUNDERSTORMS HAVE DEVELOPED ALONG AN OUTFLOW BOUNDARY IN TENNESSEE AND WILL MOVE INTO NORTH ALABAMA THIS AFTERNOON. A FEW STORMS MAY BECOME SEVERE OVER NORTH AND CENTRAL ALABAMA BY MID- AFTERNOON. THERE WILL BE A THREAT OF LARGE HAIL AND DAMAGING WINDS WITH SOME OF THE STORMS. 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, Jul 20, 11:49 AM CDT, 5 hours 26 minutes before
ALZ001>050-GAZ089-090-102-120-210445- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 1149 AM CDT MON JUL 20 1998 THUNDERSTORMS HAVE DEVELOPED ALONG AN OUTFLOW BOUNDARY IN TENNESSEE AND WILL MOVE INTO NORTH ALABAMA THIS AFTERNOON. A FEW STORMS MAY BECOME SEVERE OVER NORTH AND CENTRAL ALABAMA BY MID- AFTERNOON. THERE WILL BE A THREAT OF LARGE HAIL AND DAMAGING WINDS WITH SOME OF THE STORMS. 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/
Local storm report, Jul 20, 4:53 PM CDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM
453 PM CDT MON JUL 20 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0210 PM ALABASTER AL .75 INCH HAIL
07/20/98 SHELBY DIME SIZED HAIL
0245 PM WEST BLOCTON AL WIND DAMAGE
07/20/98 BIBB TREES DOWNED AND SHINGLES
BLOWN OFF ROOFS
0250 PM DUKE AL WIND DAMAGE
07/20/98 CALHOUN SEVERAL TREES DOWN IN
REEDS MILL AND DUKE AREAS
0315 PM ASHLAND AL WIND DAMAGE
07/20/98 CLAY SMALL TREE DOWN ON HOUSE
WITH MINOR ROOF DAMAGE
0350 PM HORTON AL WIND DAMAGE
07/20/98 MARSHALL SEVERAL CHICKEN HOUSES AND
MANY TREES DOWNEDLocal storm report, Jul 20, 4:53 PM CDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM
453 PM CDT MON JUL 20 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0210 PM ALABASTER AL .75 INCH HAIL
07/20/98 SHELBY DIME SIZED HAIL
0245 PM WEST BLOCTON AL WIND DAMAGE
07/20/98 BIBB TREES DOWNED AND SHINGLES
BLOWN OFF ROOFS
0250 PM DUKE AL WIND DAMAGE
07/20/98 CALHOUN SEVERAL TREES DOWN IN
REEDS MILL AND DUKE AREAS
0315 PM ASHLAND AL WIND DAMAGE
07/20/98 CLAY SMALL TREE DOWN ON HOUSE
WITH MINOR ROOF DAMAGE
0350 PM HORTON AL WIND DAMAGE
07/20/98 MARSHALL SEVERAL CHICKEN HOUSES AND
MANY TREES DOWNEDThe office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 12:16 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson | 34 min |
| Jul 20, 2:01 PM CDT | Severe Thunderstorm Warning | BMX | Shelby | 34 min |
| Jul 20, 2:13 PM CDT | Severe Thunderstorm Warning | BMX | Madison | 32 min |
| Jul 20, 2:17 PM CDT | Severe Thunderstorm Warning | BMX | Etowah, Marshall | 48 min |
| Jul 20, 2:40 PM CDT | Severe Thunderstorm Warning | BMX | Perry | 35 min |
| Jul 20, 2:53 PM CDT | Severe Thunderstorm Warning | BMX | Clay | 32 min |
| Jul 20, 3:02 PM CDT | Severe Thunderstorm Warning | BMX | Bibb, Hale, Tuscaloosa | 33 min |
| Jul 20, 3:18 PM CDT | Severe Thunderstorm Warning | BMX | Shelby | 32 min |
| Jul 20, 3:24 PM CDT | Severe Thunderstorm Warning | BMX | Fayette | 36 min |
| Jul 20, 3:34 PM CDT | Severe Thunderstorm Warning | BMX | Greene, Hale, Tuscaloosa | 46 min |
| Jul 20, 3:38 PM CDT | Severe Thunderstorm Warning | BMX | Dallas, Lowndes | 32 min |
| Jul 20, 3:42 PM CDT | Severe Thunderstorm Warning | BMX | Cullman | 33 min |
| Jul 20, 3:44 PM CDT | Severe Thunderstorm Warning | BMX | Randolph | 36 min |
| Jul 20, 3:55 PM CDT | Severe Thunderstorm Warning | BMX | Marshall, Morgan | 35 min |
| Jul 20, 3:59 PM CDT | Severe Thunderstorm Warning | BMX | Talladega | 36 min |
| Jul 20, 4:00 PM CDT | Severe Thunderstorm Warning | BMX | Fayette | 35 min |
| Jul 20, 4:04 PM CDT | Severe Thunderstorm Warning | BMX | Dallas | 46 min |
| Jul 20, 4:05 PM CDT | Severe Thunderstorm Warning | BMX | Walker | 35 min |
| Jul 20, 4:10 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun | 35 min |
| Jul 20, 4:18 PM CDT | Severe Thunderstorm Warning | BMX | Marion, Winston | 47 min |
| Jul 20, 4:37 PM CDT | Severe Thunderstorm Warning | BMX | Chambers | 33 min |
| Jul 20, 4:42 PM CDT | Severe Thunderstorm Warning | BMX | Lee | 33 min |
| Jul 20, 5:02 PM CDT | Severe Thunderstorm Warning | BMX | Lamar, Marion | 48 min |
| Jul 20, 5:02 PM CDT | Severe Thunderstorm Warning | BMX | Winston | 48 min |
| Jul 20, 5:40 PM CDT | Severe Thunderstorm Warning | BMX | Tallapoosa | 35 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.