Alert archive / Alabama / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 157, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Aug 30, 1990, 5:13 AM CDT for Hale County, Alabama. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Aug 30, 1990, 5:13 AM CDT (10:13 UTC)
- Expired
- Aug 30, 1990, 6:00 AM CDT
- In force
- 47 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Hale County, AL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 00:00Z, 10.2 hours before the alert went out and 43 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
- 1492 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 2140 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 301015 SVRBHM ALC065-301100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 513 AM CDT THU AUG 30 1990 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH ALABAMA ...HALE COUNTY AT 510 AM WEATHER SERVICE RADAR INDICATED AT SEVERE THUNDERSTORM IN NORTHERN HALE COUNTY NEAR AKRON.THIS STORM WAS MOVING THE SOUTHEAST AT 20 MPH...IN THE GENERAL DIRECTION OF GREENSBORO. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 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 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
Special weather statement, Aug 29, 11:50 PM CDT, 5 hours 23 minutes before
ALZ004>009-011-013-300550-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1150 PM CDT WED AUG 29 1990
...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 2AM CDT FOR PORTIONS
OF NORTH AND EAST CENTRAL ALABAMA...
AT 1145 PM CDT...WEATHER SERVICE RADAR IN CENTREVILLE CONTINUED TO SHOW AN
AREA OF STRONG THUNDERSTORMS MOVING INTO EAST CENTRAL ALABAMA. THIS AREA
SHOULD MOVE INTO NORTHERN ETOWAH AND CHEROKEE COUNTIES SHORTLY. THIS AREA OF
STORMS HAS A HISTORY OF PRODUCING STRONG WINDS...HEAVY RAINFALL...AND FREQUENT
LIGHTNING. THESE STORMS ARE MOVING TO THE SOUTHEAST AT 30 MPH.
RESIDENTS OF NORTH AND CENTRAL ALABAMA SHOULD STAY INFORMED OF THE LATEST
WEA;THER DEVELOPMENTS BY TUNING IN LOCAL TV...RADIO...OR NOAA WEATHER RADIO
FOR LATER STATEMENTS AND POSSIBLE WARNINGS.Special weather statement, Aug 30, 12:43 AM CDT, 4 hours 30 minutes before
ALZ004>009-011-013-300643- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 1243 AM CDT THU AUG 29 1990 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 2AM CDT FOR PORTIONS OF NORTH AND EAST CENTRAL ALABAMA. AT 1243 PM CDT...WEATHER SERVICE RADAR IN CENTREVILLE CONTINUED TO SHOW AN AREA OF LIGHT TO MODERATE SHOWERS COVERING MUCH OF CHEROKEE COUNTY. AN ISOLATED THUNDERSTORM WAS IN EXTREME NORTHERN ETOWAH COUNTY ABOUT 20 MILES NORTHEAST OF GADSDEN. OTHER ISOLATED SHOWERS HAVE DEVELOPED IN EXTREME EASTERN MISSISSIPPI ABOUT 25 MILES WEST OF VERNON IN LAMAR COUNTY. ALL OF THE RAIN ACTIVITY WAS MOVING TO THE EAST SOUTHEAST AT 20 MILES AN HOUR. CONTINUE TO LISTEN TO NOAA WEqATHER RADIO...OR LOCAL NEWS MEDIA FOR LATER STATEMENTS AND UPDATES THIS MORNING.
Special weather statement, Aug 30, 1:47 AM CDT, 3 hours 26 minutes before
ALZ004>009-011-013-300745- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 147 AM CDT THU AUG 29 1990 SEVERE THUNDERSTORM WATCH FOR NORTH AND EAST CENTRAL ALABAMA WILL EXPIRE AT 2 AM. AT 147 AM CDT WEATHER SERVICE RADAR AT CENTREVILLE SHOWED THE SHOWERS AND THUNDERSTORMS...WHICH MOVED THROUGH NORTHEAST ALABAMA EARLIER TONIGHT...HAVE NOW ENTERED GEORGIA. ONLY SPOTTY LIGHT RAIN REMAINS IN DE KALB AND CHEROKEE COUNTIES. THE PO#TENTIAL FOR DEVELOPMENT OF SHOWERS AND THUNDERSTORMS STILL EXISTS OVER NORTH ALABAMA...BUT THE THREAT OF SEVERE WEATHER HAS DIMINSHED GREATLY AND NO ADDITIONAL WEATHER WATCHES ARE ANTICIPATED FOR THE REMAINDER OF THE NIGHT.
Special weather statement, Aug 30, 4:50 AM CDT, 23 minutes before
ALZ004>009-011-013-301050- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 450 AM CDT THU AUG 29 1990 STRONG THUNDERSTORMS REDEVELOP THIS MORNING IN WEST CENTRAL ALABAMA. AT 445 AM CDT WEATHER SERVICE RADAR AT CENTREVILLE SHOWED A FEW CLUSTERS OF SHOWERS AND SOME STRONG THUNDERSTORMS IN WEST AND NORTH CENTRAL ALABAMA. THE STRONGEST STORM WAS IN FAYETTE COUNTY NEAR THE COMMUNITY OF FAYETTE...SOME HAIL WAS INDICATED BY RADAR. ANOTHER ISOLATED STRONG STORM WAS IN CULLMAN COUNTY JUST TO THE EAST OF THE CITY OF CULLMAN. A CLUSTER OF SHOWERS AND EMBEDDED THUNDERSHOWERS WERE LOCATED JUST SOUTH OF THE CITY OF TUSCALOOSA AND EXTEND SOUTHWESTWARD IN NORTHERN GREENE AND SUMTER COUNTIES. ALL OF THE RAIN ACTIVITY WAS MOVING TO THE SOUTHEAST AT 20 MILES AN HOUR. CONTINUE TO LISTEN TO NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR LATER WEATHER UPDATES AND STATEMENTS THIS MORNING.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 7:51 PM CDT | Severe Thunderstorm Warning | BMX | Lawrence, Morgan | 69 min |
| Aug 29, 9:02 PM CDT | Severe Thunderstorm Warning | BMX | Morgan | 58 min |
| Aug 29, 9:18 PM CDT | Severe Thunderstorm Warning | BMX | Limestone | 57 min |
| Aug 29, 10:26 PM CDT | Severe Thunderstorm Warning | BMX | Madison | 64 min |
| Aug 29, 10:50 PM CDT | Severe Thunderstorm Warning | BMX | Marshall, Morgan | 55 min |
| Aug 30, 8:02 AM CDT | Severe Thunderstorm Warning | BMX | Bibb | 28 min |
| Aug 30, 8:15 AM CDT | Severe Thunderstorm Warning | BMX | Chilton, Shelby | 60 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1990Every severe thunderstorm warning in 1990
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.