Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 260, NWS Birmingham, AL

April 22, 1997Barbour County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Apr 22, 1997, 8:49 PM CDT for Barbour County, Alabama. It was in force for 51 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
Apr 22, 1997, 8:49 PM CDT (01:49 UTC)
Expired
Apr 22, 1997, 9:40 PM CDT
In force
51 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Barbour County, AL

The radar

The Ft Rucker radar (KEOX), 46 km from the middle of the area, began a volume at 01:51 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Apr 22, 9:00 PM CDTThunderstorm Wind 55Clio, ALPoles were snapped, power lines were downed, and trees were snapped and uprooted. Widespread damage was also reported throughout the county. There was one injury due to a tree falling on a car. Clio is in the southwest part of the county.

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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 22, 2:45 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 1.8 hours before the alert went out and 187 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, Peachtre/Fal Fld, GA at 00:00Z on 1997-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 1997-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -27 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1269 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
-27 m²/s²
0-3 km storm-relative helicity
12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

386 
WUUS1 KBHM 230151 RRA
SVRBHM
ALC005-230240-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
849 PM CDT TUE APR 22 1997

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 940 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHEASTERN ALABAMA

   ...BARBOUR
 
AT 850 PM CDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
MOVING INTO WESTERN BARBOUOR COUNTY.  THE LINE EXTENDED FROM NEAR
MOUNT ANDREW TO WEST OF CLIO AND WAS MOVING EAST AT 40 MPH.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT FOR
RAPIDLY CHANGING WEATHER CONDITIONS.

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, Apr 22, 3:27 PM CDT, 5 hours 22 minutes before
ALZ001>004-011>015-022-023-030>032-039-222130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
327 PM CDT TUE APR 22 1997

THE NATIONAL WEATHER SERVICE HAS CANCELLED THE TORNADO WATCH
FOR THE FOLLOWING COUNTIES IN WEST ALABAMA...

LAUDERDALE..COLBERT..FRANKLIN...LAWRENCE..MARION..WINSTON..
LAMAR..FAYETTE..WALKER..PICKENS..TUSCALOOSA..GREENE..HALE..
SUMTER..MARENGO.
Special weather statement, Apr 22, 3:28 PM CDT, 5 hours 21 minutes before
ALZ001>004-011>015-022-023-030>032-039-222130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
327 PM CDT TUE APR 22 1997

THE NATIONAL WEATHER SERVICE HAS CANCELLED THE TORNADO WATCH
FOR THE FOLLOWING COUNTIES IN WEST ALABAMA...

LAUDERDALE..COLBERT..FRANKLIN...LAWRENCE..MARION..WINSTON..
LAMAR..FAYETTE..WALKER..PICKENS..TUSCALOOSA..GREENE..HALE..
SUMTER..MARENGO.
Special weather statement, Apr 22, 4:44 PM CDT, 4 hours 5 minutes before
ALZ009-010-016>021-024-026-222215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
442 PM CDT TUE APR 22 1997

THE TORNADO WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES...

IN ALABAMA

   ...JACKSON... DEKALB... CULLMAN... BLOUNT... ETOWAH... CALHOUN
   ...CHEROKEE... CLEBURNE... JEFFERSON... ST. CLAIR
Special weather statement, Apr 22, 7:40 PM CDT, 1 hour 9 minutes before
ALZ025-027>029-033>036-040-041-230100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
740 PM CDT TUE APR 22 1997

THE TORNADO WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES
IN ALABAMA...

   ...SHELBY...BIBB...CHILTON...PERRY...DALLAS...AUTAUGA...COOSA...
   TALLADEGA...CLAY...RANDOLPH...
Special weather statement, Apr 22, 8:35 PM CDT, 14 minutes before
ALZ037-038-043-230200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
835 PM CDT TUE APR 22 1997

THE TORNADO WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES
IN ALABAMA...

   ...ELMORE...TALLAPOOSA...CHAMBERS...

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 22, 7:14 PM CDTSevere Thunderstorm WarningBMXLowndes36 min
Apr 22, 7:20 PM CDTSevere Thunderstorm WarningBMXMacon, Tallapoosa50 min
Apr 22, 7:44 PM CDTSevere Thunderstorm WarningBMXMontgomery46 min
Apr 22, 8:36 PM CDTSevere Thunderstorm WarningBMXPike29 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1997Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.