Alert archive / Alabama / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 4, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Feb 25, 1992, 8:30 PM CST for Jefferson County, Alabama. It was in force for 30 min. 1 report 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
- Feb 25, 1992, 8:30 PM CST (02:30 UTC)
- Expired
- Feb 25, 1992, 9:00 PM CST
- In force
- 30 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Jefferson County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 25, 8:35 PM CST | Hail 1 | Jefferson, AL |
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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 00:00Z, 2.5 hours before the alert went out and 78 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
- 690 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 738 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 260231 SVRBHM ALC073-117-260315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 830 PM CST TUE FEB 25 1992 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH ALABAMA ...JEFFERSON COUNTY...SHELBY COUNTY AT 830 PM CST RADAR SHOWED A SEVERE THUNDERSTORM MOVING THROUGH SOUTHERN JEFFERSON AND NORTHERN SHELBY COUNTIES. QUARTER SIZE HAIL FELL AT THE BESSEMER AIRPORT. THIS STORM WAS MOVING EAST AT 30 MPH. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEA'VY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T 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
Local storm report, Feb 25, 7:03 PM CST, 1 hour 27 minutes before
STORM REPORT NATIONAL WEATHER SERVICE BIRMINGHAM AL 700 PM CST TUE FEB 18 1992 ...AT 655 PM CST QUARTER SIZE HAIL FELL AT MOUNDVILLE IN NORTHERN HALE COUNTY ALABAMA. REPORT FROM THE MOUNDVILLE POLICE DEPARTMENT. SEVERE THUNDERSTORM WARNING IN EFFECT FOR HALE COUNTY FROM 629 PM CST TO 715 PM CST.
Special weather statement, Feb 25, 7:41 PM CST, 49 minutes before
ALZ008-009-011-260230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 740 PM CST TUE FEB 25 1992 ...THUNDERSTORMS CONTINUE ACROSS CENTRAL ALABAMA THIS EVENING... WEATHER RADAR AT CENTREVILLE A LARGE AREA OF RAIN WITH EMBEDDED THUNDERSTORMS OVER CENTRAL ALABAMA. THE SEVERE THUNDERSTORM OVER NORTHERN HALE AND SOUTHERN TUSCALOOSA COUNTIES HAD WEAKENED GREATLY AFTER PRODUCING QUARTER-SIZED HAIL IN MOUNDVILLE AND PEA-SIZED HAIL IN TUSCALOOSA. THEREFORE THE WARNING FOR GREENE...HALE AND SOUTHERN TUSCALOOSA COUNTIES WAS ALLOWED TO EXPIRE AT 715 PM. CURRENTLY WEATHER RADAR SHOWS THE STRONGEST THUNDERSTORM IN EXTREME SOUTHWEST MARENGO COUNTY MOVING TO THE EAST AT 30 MILES A|N HOUR. ELSEWHERE RADAR SHOWED JUST LIGHT TO MODERATE RAIN OVER WEST AND CENTRAL ALABAMA.
Local storm report, Feb 25, 7:43 PM CST, 47 minutes before
STORM REPORT NATIONAL WEATHER SERVICE BIRMINGHAM AL 740 PM CST TUE FEB 25 1992 ...AT 655 PM CST HAIL CAUSED SEVERAL CARS TO WRECK ON INTERSTATE 20/59 IN NORTHERN GREENE COUNTY NEAR THE KNOXVILLE AND UNION COMMUNITIES. REPORT WAS FROM THE DEMOPOLIS STATE TROOPERS POST. SEVERE THUNDERSTORM WARNING WAS IN EFFECT FOR GREEN COUNTY FROM 629 PM CST TO 715 PM CST.
Local storm report, Feb 25, 8:14 PM CST, 16 minutes before
STORM REPORT NATIONAL WEATHER SERVICE BIRMINGHAM AL 815 PM CST TUE FEB 25 1992 ...AT 655 PM CST QUARTER SIZE HAIL FELL NEAR MOUNDVILLE ABOUT 2 MILES NORTH OF THE TUSCALOOSA/HALE COUNTY LINE IN TUSCALOOSRA COUNTY. REPORT WAS FROM THE MOUNDVILLE POLICE DEPARTMENT. SEVERE THUNDERSTORM WARNING WAS IN EFFECT FOR TUSCALOOSA COUNTY FROM 629 PM CST TO 715 PM CST.
Special weather statement, Feb 25, 8:23 PM CST, 7 minutes before
ALZ008-009-011-260330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 825 PM CST TUE FEB 25 1992 ...THUNDERSTORMS AND HEAVY RAIN CONTINUE ACROSS CENTRAL ALABAMA TONIGHT... AT 815 PM WEATHER RADAR AT CENTREVILLE SHOWED A LARGE AREA OF LIGHT TO MODERATE RAIN COVERING THE WESTERN AND CENTRAL COUNTIES OF ALABAMA. RADAR ALSO DETECTED A LINE OF THUNDERSTORMS EXTENDING NORTH-SOUTH THROUGH JEFFERSON SHELBY AND BIBB COUNTIES. HAM RADIO OPERATORS...STORM SPOTTERS AND POLICE REPORTED FREQUENT LIGHTNING AND GUSTY WINDS WITH THIS LINE OF THUNDERSTORMS. OTHER STRONG THUNDERSTORMS WERE INDICATED BY RADAR IN SOUTHEAST MARENGO COUNTY NEAR DIXONS MILLS AND IN NORTHERN TALLAPOOSA COUNTY...SOUTH OF NEW SITE. ALL OF THESE THUNDERSTORMS WERE MOVING TO THE EAST AT ABOUT 30 MILES AN HOUR.
Special weather statement, Feb 25, 8:30 PM CST, 0 minutes before
ALZ010-011-012-014-017-018-260400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MONTGOMERY AL 830 PM CST TUE FEB 25 1992 WEATHER RADAR AT MONTGOMERY SHOWED SCATTERED SHOWERS AND THUNDERSTORMS CONTINUING OVER CENTRAL ALABAMA AT 815 PM CST. THE STRONGEST THUNDERSTORMS WERE OVER LAKE MARTIN AND LEE COUNTY. OTHER THUNDERSTORMS WERE EAST OF MONTGOMERY AND NEAR TUSKEGEE. THESE THUNDERSTORMS WERE MOVING TOWARD THE NORTHEAST AT 25 MPH. LOCALLY HEAVY RAINS AND STRONG GUSTY SURFACE WINDS WILL OCCUR WITH THE STRONGER STORMS. ALSO DANGEROUS LIGHTNING...STREET FLOODING... AND POSSIBLE HAIL IS LIKELY. FURTHER WEST THERE IS A LINE OF STRONG THUNDERSTORMS FROM DIXON MILLS NEAR BIRMINGHAM. THIS LINE IS MOVING EAST AT 25 MPH AND WILL BE OVER DALLAS AND WILCOX COUNTIES IN ABOUT ONE HOUR.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 25, 6:29 PM CST | Severe Thunderstorm Warning | BMX | Greene, Hale, Tuscaloosa | 46 min |
| Feb 25, 8:30 PM CST | Severe Thunderstorm Warning | BMX | Shelby | 45 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1992Every severe thunderstorm warning in 1992
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.