Alert archive / Alabama / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 539, NWS Birmingham, AL

June 19, 1998Chilton County, Coosa County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 19, 1998, 3:00 PM CDT for Chilton County, Coosa County, Alabama. It was in force for 30 min. 2 reports 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
Jun 19, 1998, 3:00 PM CDT (20:00 UTC)
Expired
Jun 19, 1998, 3:30 PM CDT
In force
30 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Chilton County, AL, Coosa County, AL

What was reported inside it

TimeReportWhereRemark
Jun 19, 3:15 PM CDTThunderstorm Wind 50Clanton, ALTrees were down along Hwy 145, north of Clanton.
Jun 19, 3:40 PM CDTThunderstorm Wind 50Clanton, ALTrees were down along Hwy 22, near the Coosa county line.

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
Jun 19, 10:30 AM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.0 hours before the alert went out and 42 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, Birmingham, AL at 12:00Z on 1998-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3117 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, Birmingham, AL at 12:00Z on 1998-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -41 square meters per square second.1939Sfc1 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
3117 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
831 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
-41 m²/s²
0-3 km storm-relative helicity
-40 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.

954 
WUUS1 KBHM 192000 RRA
SVRBHM
ALC021-037-192030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
300 PM CDT FRI JUN 19 1998

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHILTON COUNTY... IN CENTRAL ALABAMA
  COOSA COUNTY... IN CENTRAL ALABAMA

* UNTIL 330 PM CDT

* AT 258 PM CDT...SEVERE THUNDERSTORMS WERE SHOWN...BY WEATHER
RADAR ACROSS CENTRAL CHILTON COUNTY NEAR THORSBY EASTWARD INTO COOSA
COUNTY NEAR UNITY. THE STORMS WERE MOVING EAST AT 20 MPH.

THIS WARNING REPLACES THE PREVIOUS WARNINGS FOR CHILTON AND COOSA
COUNTIES.

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, Jun 19, 9:37 AM CDT, 5 hours 23 minutes before
ALZ001>050-GAZ089-090-102-120-200230-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
937 AM CDT FRI JUN 19 1998

NUMEROUS SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE ACROSS PARTS OF
NORTH ALABAMA THIS MORNING.  THE STORMS WERE OCCURRING ALONG A
BOUNDARY THAT STRETCHED FROM THE MUSCLE SHOALS AREA...TO NEAR ROME
GEORGIA.  THIS SURFACE BOUNDARY WAS MOVING SOUTHWARD AND WILL CONTINUE
THROUGH THE MORNING HOURS.  IN ADDITION...AN UPPER LEVEL IMPLUSE WAS
MOVING ACROSS THE AREA PRODUCING THUNDERSTORMS ACROSS PARTS OF
MISSISSIPPI.  THESE THUNDERSTORMS WILL AFFECT THE WESTERN SECTIONS OF
THE AREA LATER THIS MORNING.

THE BOUNDARY IS EXPECTED TO MOVE OVER THE CENTRAL PARTS OF ALABAMA
THROUGH THE AFTERNOON.  THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG
THE BOUNDARY AS THE UPPER LEVEL IMPLUSE MOVES ACROSS PARTS OF ALABAMA
TODAY.

SO SOME THE THUNDERSTORMS MAY BE SEVERE...PRODUCING LARGE HAIL AND
DAMAGING WINDS ACROSS THE NORTH AND NORTH CENTRAL AREAS THIS
MORNING...AND THEN ACROSS PARTS OF CENTRAL ALABAMA LATER THIS
AFTERNOON.

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, Jun 19, 1:03 PM CDT, 1 hour 57 minutes before
ALZ008-010-181825-

SPECIAL WEATHER STATEMENT
MATIONAL WEATHER SERVICE BIRMINGHAM AL
100 PM CDT FRI JAN 19 1998

THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST
ALABAMA COUNTIES OF:

MARSHALL...DEKALB

THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
Special weather statement, Jun 19, 1:32 PM CDT, 1 hour 28 minutes before
ALZ018>021-026-191855-

SPECIAL WEATHER STATEMENT
MATIONAL WEATHER SERVICE BIRMINGHAM AL
132 PM CDT FRI JUN 19 1998

THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST
ALABAMA COUNTIES OF:

ETOWAH...CHEROKEE...ST CLAIR CALHOUN...CLEBURN

THIS IS IN ADDITION TO THE COUNTIES CLEARED EARLIER...NAMELY:

MARSHALL...DEKALB

THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
Special weather statement, Jun 19, 1:32 PM CDT, 1 hour 28 minutes before
ALZ018>021-026-191855-

SPECIAL WEATHER STATEMENT
MATIONAL WEATHER SERVICE BIRMINGHAM AL
132 PM CDT FRI JUN 19 1998

THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST
ALABAMA COUNTIES OF:

ETOWAH...CHEROKEE...ST CLAIR...CALHOUN...CLEBURN

THIS IS IN ADDITION TO THE COUNTIES CLEARED EARLIER...NAMELY:

MARSHALL...DEKALB

THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
Special weather statement, Jun 19, 1:32 PM CDT, 1 hour 28 minutes before
ALZ018>021-026-191855-

SPECIAL WEATHER STATEMENT
MATIONAL WEATHER SERVICE BIRMINGHAM AL
132 PM CDT FRI JUN 19 1998

THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST
ALABAMA COUNTIES OF:

ETOWAH...CHEROKEE...ST CLAIR CALHOUN...CLEBURN

THIS IS IN ADDITION TO THE COUNTIES CLEARED EARLIER...NAMELY:

MARSHALL...DEKALB

THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.
Special weather statement, Jun 19, 1:32 PM CDT, 1 hour 28 minutes before
ALZ018>021-026-191855-

SPECIAL WEATHER STATEMENT
MATIONAL WEATHER SERVICE BIRMINGHAM AL
132 PM CDT FRI JUN 19 1998

THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR THE NORTHEAST
ALABAMA COUNTIES OF:

ETOWAH...CHEROKEE...ST CLAIR...CALHOUN...CLEBURN

THIS IS IN ADDITION TO THE COUNTIES CLEARED EARLIER...NAMELY:

MARSHALL...DEKALB

THE STRONG STORMS HAVE MOVED SOUTH AND EAST OF THOSE COUNTIES.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 9:33 AM CDTSevere Thunderstorm WarningBMXDeKalb32 min
Jun 19, 9:35 AM CDTSevere Thunderstorm WarningBMXColbert, Lauderdale35 min
Jun 19, 10:01 AM CDTSevere Thunderstorm WarningBMXCalhoun, Cherokee, Cleburne34 min
Jun 19, 10:06 AM CDTSevere Thunderstorm WarningBMXDeKalb34 min
Jun 19, 10:09 AM CDTSevere Thunderstorm WarningBMXLawrence31 min
Jun 19, 10:14 AM CDTSevere Thunderstorm WarningBMXColbert36 min
Jun 19, 11:18 AM CDTSevere Thunderstorm WarningBMXCullman32 min
Jun 19, 11:30 AM CDTSevere Thunderstorm WarningBMXBlount35 min
Jun 19, 11:34 AM CDTSevere Thunderstorm WarningBMXMarshall36 min
Jun 19, 11:51 AM CDTSevere Thunderstorm WarningBMXEtowah, St. Clair44 min
Jun 19, 12:04 PM CDTSevere Thunderstorm WarningBMXBlount31 min
Jun 19, 1:14 PM CDTSevere Thunderstorm WarningBMXChambers, Tallapoosa31 min
Jun 19, 1:24 PM CDTSevere Thunderstorm WarningBMXLee31 min
Jun 19, 1:33 PM CDTSevere Thunderstorm WarningBMXBullock, Macon32 min
Jun 19, 1:49 PM CDTSevere Thunderstorm WarningBMXRussell31 min
Jun 19, 2:01 PM CDTSevere Thunderstorm WarningBMXBarbour49 min
Jun 19, 2:02 PM CDTSevere Thunderstorm WarningBMXTuscaloosa28 min
Jun 19, 2:05 PM CDTSevere Thunderstorm WarningBMXLee35 min
Jun 19, 2:05 PM CDTSevere Thunderstorm WarningBMXBullock35 min
Jun 19, 2:27 PM CDTSevere Thunderstorm WarningBMXChilton33 min
Jun 19, 2:33 PM CDTSevere Thunderstorm WarningBMXCoosa32 min
Jun 19, 2:36 PM CDTSevere Thunderstorm WarningBMXJefferson, Tuscaloosa34 min
Jun 19, 2:42 PM CDTSevere Thunderstorm WarningBMXShelby33 min
Jun 19, 3:07 PM CDTSevere Thunderstorm WarningBMXJefferson, Shelby48 min
Jun 19, 3:08 PM CDTSevere Thunderstorm WarningBMXBibb32 min
Jun 19, 3:18 PM CDTSevere Thunderstorm WarningBMXElmore32 min
Jun 19, 3:34 PM CDTSevere Thunderstorm WarningBMXChilton36 min
Jun 19, 4:10 PM CDTSevere Thunderstorm WarningBMXAutauga, Chilton30 min
Jun 19, 5:10 PM CDTTornado WarningBMXMontgomery35 min
Jun 19, 5:28 PM CDTSevere Thunderstorm WarningBMXPike32 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.