Alert archive / Alabama / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 503, NWS Birmingham, AL

June 16, 1998Limestone County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 16, 1998, 3:07 AM CDT for Limestone County, Alabama. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 16, 1998, 3:07 AM CDT (08:07 UTC)
Expired
Jun 16, 1998, 3:55 AM CDT
In force
48 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Limestone County, AL

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 8.1 hours before the alert went out and 151 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, Nashville Metro, TN at 00:00Z on 1998-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 588 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, Nashville Metro, TN at 00:00Z on 1998-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.1939587897117Sfc1 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
588 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1367 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
253 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.5

Open this sounding in Storm Lab

The text

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

653 
WUUS1 KBHM 160807 RRA
SVRBHM
ALC083-160855-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
307 AM CDT TUE JUN 16 1998

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LIMESTONE COUNTY... IN NORTHERN ALABAMA

* UNTIL 355 AM CDT

* AT 305 AM CDT... A SEVERE THUNDERSTORM WAS SHOWN...BY WEATHER RADAR
JUST ENTERING SOUTHWEST LIMESTONE COUNTY NEAR RIPLEY.  THIS STORM WAS
MOVING NORTHEAST AT 40 MPH AND WILL MOVE NEAR THE CITY OF ATHENS BEFORE
330 AM.


WHEN THUNDERSTORMS ARE OCCURRING... PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS
PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

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 15, 10:55 PM CDT, 4 hours 12 minutes before
ALZ001-029-160420-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1055 PM CDT MON JUN 15 1998

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING
COUNTIES IN NORTH AND CENTRAL ALABAMA...

FRANKLINE...LAWRENCE...MORGAN...MARSHALL...MARION...WINSTON...CULLMAN
...LAMAR...FAYETTE...WALKER...BLOUNT...PICKENS...TUSCALOOSA...
JEFFERSON...SHELBY...ST CLAIR

THE WATCH REMAINS IN EFFECT FOR AREAS EAST AND SOUTH OF THE CLEARED
AREA UNTIL MIDNIGHT CDT.  A NEW WATCH MAY BE ISSUED BEFORE MIDNIGHT
FOR PARTS OF CENTRAL AND SOUTH ALABAMA WHERE STRONG OR SEVERE STORMS
COULD PERSIST FOR SEVERAL MORE HOURS.
Special weather statement, Jun 15, 10:55 PM CDT, 4 hours 12 minutes before
ALZ001-029-160420-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1055 PM CDT MON JUN 15 1998

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING
COUNTIES IN NORTH AND CENTRAL ALABAMA...

FRANKLINE...LAWRENCE...MORGAN...MARSHALL...MARION...WINSTON...CULLMAN
...LAMAR...FAYETTE...WALKER...BLOUNT...PICKENS...TUSCALOOSA...
JEFFERSON...SHELBY...ST CLAIR

THE WATCH REMAINS IN EFFECT FOR AREAS EAST AND SOUTH OF THE CLEARED
AREA UNTIL MIDNIGHT CDT.  A NEW WATCH MAY BE ISSUED BEFORE MIDNIGHT
FOR PARTS OF CENTRAL AND SOUTH ALABAMA WHERE STRONG OR SEVERE STORMS
COULD PERSIST FOR SEVERAL MORE HOURS.
Special weather statement, Jun 16, 12:03 AM CDT, 3 hours 4 minutes before
ALZ001>051-054-057-058-160535-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1203 AM CDT TUE JUN 16 1998

...SEVERE THUNDERSTORM WATCH 589 NO LONGER IN EFFECT FOR ALABAMA...

NO ADDITIONAL WATCHES ARE ANTICIPATED AT THIS TIME AS THE SEVERE
THREAT IS DECREASING.  HOWEVER...A FEW STRONG THUNDERSTORMS WILL
CONTINUE ACROSS CENTRAL ALABAMA FOR THE NEXT COUPLE OF HOURS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 7:27 PM CDTSevere Thunderstorm WarningBMXTuscaloosa63 min
Jun 15, 7:29 PM CDTTornado WarningBMXTuscaloosa66 min
Jun 15, 7:35 PM CDTTornado WarningBMXSumter50 min
Jun 15, 7:40 PM CDTTornado WarningBMXGreene, Marengo45 min
Jun 15, 8:00 PM CDTSevere Thunderstorm WarningBMXHale50 min
Jun 15, 8:12 PM CDTSevere Thunderstorm WarningBMXPerry48 min
Jun 15, 8:18 PM CDTSevere Thunderstorm WarningBMXJefferson, Walker47 min
Jun 15, 8:20 PM CDTSevere Thunderstorm WarningBMXTuscaloosa50 min
Jun 15, 8:26 PM CDTSevere Thunderstorm WarningBMXDallas64 min
Jun 15, 8:38 PM CDTSevere Thunderstorm WarningBMXBibb47 min
Jun 15, 8:54 PM CDTSevere Thunderstorm WarningBMXSumter46 min
Jun 15, 9:01 PM CDTSevere Thunderstorm WarningBMXAutauga, Chilton64 min
Jun 15, 9:05 PM CDTSevere Thunderstorm WarningBMXJefferson, Shelby65 min
Jun 15, 9:10 PM CDTTornado WarningBMXSumter50 min
Jun 15, 9:27 PM CDTSevere Thunderstorm WarningBMXCoosa, Elmore, Montgomery63 min
Jun 15, 9:31 PM CDTSevere Thunderstorm WarningBMXGreene, Marengo49 min
Jun 15, 9:33 PM CDTSevere Thunderstorm WarningBMXHale47 min
Jun 15, 9:36 PM CDTSevere Thunderstorm WarningBMXBlount, Etowah, St. Clair64 min
Jun 15, 9:52 PM CDTSevere Thunderstorm WarningBMXCullman, Marshall48 min
Jun 15, 9:57 PM CDTSevere Thunderstorm WarningBMXCalhoun, Cherokee63 min
Jun 15, 10:02 PM CDTTornado WarningBMXTallapoosa48 min
Jun 15, 10:05 PM CDTSevere Thunderstorm WarningBMXPerry50 min
Jun 15, 10:05 PM CDTSevere Thunderstorm WarningBMXClay50 min
Jun 15, 10:12 PM CDTSevere Thunderstorm WarningBMXDeKalb63 min
Jun 15, 10:14 PM CDTSevere Thunderstorm WarningBMXChambers, Cleburne, Randolph46 min
Jun 15, 10:17 PM CDTTornado WarningBMXChambers48 min
Jun 15, 10:26 PM CDTSevere Thunderstorm WarningBMXLee, Macon49 min
Jun 15, 10:46 PM CDTSevere Thunderstorm WarningBMXAutauga, Chilton, Dallas49 min
Jun 15, 11:11 PM CDTSevere Thunderstorm WarningBMXCoosa, Elmore34 min
Jun 16, 1:57 PM CDTSevere Thunderstorm WarningBMXRandolph33 min
Jun 16, 2:19 PM CDTSevere Thunderstorm WarningBMXDallas36 min
Jun 16, 2:46 PM CDTSevere Thunderstorm WarningBMXAutauga, Lowndes44 min
Jun 16, 2:51 PM CDTSevere Thunderstorm WarningBMXMarengo49 min
Jun 16, 3:01 PM CDTSevere Thunderstorm WarningBMXCoosa49 min
Jun 16, 3:22 PM CDTSevere Thunderstorm WarningBMXChilton48 min
Jun 16, 3:24 PM CDTSevere Thunderstorm WarningBMXTallapoosa46 min
Jun 16, 3:31 PM CDTSevere Thunderstorm WarningBMXLowndes49 min
Jun 16, 4:11 PM CDTSevere Thunderstorm WarningBMXPerry49 min
Jun 16, 4:46 PM CDTSevere Thunderstorm WarningBMXClay, Coosa49 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; the sounding from the Mesonet's radiosonde archive.