Alert archive / Alabama / Tornado Warnings in 1989

Tornado Warning 6, NWS Birmingham, AL

February 20, 1989Greene County, Tuscaloosa County, Alabama

NWS Birmingham, AL issued this tornado warning at Feb 20, 1989, 11:23 PM CST for Greene County, Tuscaloosa County, Alabama. It was in force for 67 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 20, 1989, 11:23 PM CST (05:23 UTC)
Expired
Feb 21, 1989, 12:30 AM CST
In force
67 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Greene County, AL, Tuscaloosa County, AL

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Feb 20, 11:30 PM CSTThunderstorm Wind 0Tuscaloosa, 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, 5.4 hours before the alert went out and 54 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.

Skew-T log-pSkew-T log-p diagram, Centreville/Bibb, AL at 00:00Z on 1989-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 164 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Centreville/Bibb, AL at 00:00Z on 1989-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 288 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
164 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
805 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
288 m²/s²
0-3 km storm-relative helicity
415 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KBHM 210525
TORBHM
ALC063-125-210630-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1123 PM CST MON FEB 20 1989
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1230 AM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH ALABAMA
          ...GREENE
IN NORTH ALABAMA
          ...TUSCALOOSA
 
AT 1122 PM CST A TORNADO WAS INDICATED BY RADAR IN NORTHERN GREENE
AND SOUTHWEST
 TUSCALOOSA COUNTIES MOVING NORTHEAST AT 40 MPH.
 
 
IF YOU LIVE IN A HOME OR APARTMENT...SEEK SHELTER IN THE
INNERMOST PORTION OF THE BUILDING ON THE LOWEST FLOOR.  GET TO
A BASEMENT IF ONE IS AVAILABLE.  AVOID WINDOWS AND PROTECT YOUR
BODY FROM FLYING DEBRIS WITH CUSHIONS...BLANKETS...OR PILLOWS.

What forecasters said that day

The local office's own words before this tornado 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, Feb 20, 8:58 PM CST, 2 hours 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
857 PM CST MON FEB 20 1989

    ...THUNDERSTORMS MOVING INTO WEST AND NORTHWEST ALABAMA...

AT 845 PM THIS EVENING RADAR INDICATED A BAND OF SHOWERS AND THUNDER
STORMS STRETCHING FROM MIDDLE TENNESSEE ACROSS THE NORTHWEST CORNER
OF ALABAMA AND INTO NORTH CENTRAL MISSISSIPPI.

THE STRONGEST OF THESE STORMS WILL BE ENTERING NORTHERN LAMAR AND
MARION COUNTIES AROUND 915 PM. THIS STORM HAS A HISTORY OF TORNADIC
ACITIVITY AND LARGE HAIL. THERE IS A GOOD POSSIBILITY THAT WARNINGS
WILL HAVE TO BE ISSUED AS THIS STORM ENTERS ALABAMA.

PERSONS SHOULD REMAIN INFORMED ON THE LATEST WEATHER INFORMATION
AND BE PREPARED TO TAKE SHELTER IMMEDIATELY.

OTHER STRONG THUNDERSTORMS WERE LOCATED OVER MISSISSIPPI AND WILL
CONTINUE MOVING INTO ALABAMA DURING THE NIGHT.
Special weather statement, Feb 20, 11:02 PM CST, 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MONTGOMERY AL
11 PM CST MON FEB 20 1989

TORNADO WATCHES ARE IN EFFECT FOR CENTRAL AND SOUTH ALABAMA UNTIL 4AM
CST TUESDAY MORNING...
WEATHER RADAR AT MONTGOMERY SHOWED NUMEROUS SHOWERS AND A FEW THUNDER
STORMS OVER CENTRAL AND SOUTH ALABAMA AT 11PM CST. THE SHOWERS AND
THUNDERSTORMS WERE MOVING TOWARD THE NORTHEAST AT ABOUT 35 MPH.

A LINE OF STRONG THUNDERSTORMS WAS OVER NORTHWEST AND WEST CENTRAL
ALABAMA AND THIS LINE WAS MOVING EASTWARD AT 20 MPH. THIS LINE IS
SEVERAL HOURS AWAY FROM THE MORE SOUTHERN PORTIONS OF THE STATE...
HOWEVER PERSONS IN SOUTH ALABAMA SHOULD REMAIN ON THE ALERT AS
THE POTENTIAL FOR SEVERE WEATHER AND POSSIBLE TORNADOES REMAINS
HIGH.

STAY TUNED TO LOCAL MEDIA STATIONS OR NOAA WEATHER RADIO FOR
LATER INFORMATION.
PP

The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 20, 9:17 PM CSTTornado WarningBMXLamar, Marion58 min
Feb 20, 9:48 PM CSTTornado WarningBMXFayette57 min
Feb 20, 10:14 PM CSTTornado WarningBMXWalker, Winston61 min
Feb 20, 10:16 PM CSTTornado WarningBMXLawrence44 min
Feb 20, 10:30 PM CSTFlash Flood WarningBMXLauderdale3 hr
Feb 20, 10:36 PM CSTSevere Thunderstorm WarningBMXPickens69 min
Feb 20, 11:03 PM CSTTornado WarningBMXPickens57 min
Feb 20, 11:20 PM CSTSevere Thunderstorm WarningBMXMadison55 min
Feb 20, 11:39 PM CSTTornado WarningBMXCullman66 min
Feb 20, 11:58 PM CSTTornado WarningBMXJefferson62 min
Feb 21, 1:00 AM CSTFlash Flood WarningBMXLimestone, Madison3 hr

Nearby

Tornado Warnings in Alabama, 1989Every tornado warning in 1989Tornadoes in 1989

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.