Alert archive / Alabama / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 166, NWS Birmingham, AL

April 8, 1998Lee County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Apr 8, 1998, 3:18 PM CDT for Lee County, Alabama. It was in force for 47 min. 3 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
Apr 8, 1998, 3:18 PM CDT (20:18 UTC)
Expired
Apr 8, 1998, 4:05 PM CDT
In force
47 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Lee County, AL

The radar

The Maxwell AFB radar (KMXX), 41 km from the middle of the area, began a volume at 20:19 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 8, 3:30 PM CDTHail 1Auburn, AL
Apr 8, 3:33 PM CDTHail 1Auburn, AL
Apr 8, 3:37 PM CDTHail 0.88Opelika, 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 8, 10:30 AM CDTTornado WatchSPC6 hr
Apr 8, 2:00 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.3 hours before the alert went out and 117 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 12:00Z on 1998-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 348 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, Peachtre/Fal Fld, GA at 12:00Z on 1998-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 155 square meters per square second.1939587897117136Sfc1 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
348 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
520 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
155 m²/s²
0-3 km storm-relative helicity
128 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

162 
WUUS1 KBHM 082019 RRA
SVRBHM
ALC081-082105-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
318 PM CDT WED APR 8 1998


THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 405 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN EAST CENTRAL ALABAMA

   ...LEE COUNTY...

AT 317 PM CDT... WEATHER RADAR SHOWED A SEVERE THUNDERSTORM PRODUCING
DAMAGING WINDS AND LARGE HAIL MOVING INTO SOUTHWESTERN LEE COUNTY
ABOUT 10 MILES SOUTHWEST OF AUBURN.  THIS STORM WILL MOVE NORTHEAST AT
45 MPH...AND SHOULD BE IN THE AUBURN AREA AROUND 330 PM.



<<CALL TO ACTION>>
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 8, 9:46 AM CDT, 5 hours 32 minutes before
ALZ001>050-GAZ089-090-102-120-090245-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
946 AM CDT WED APR 8 1998

SEVERE THUNDERSTORMS WERE MOVING EASTWARD ACROSS NORTHERN MISSISSIPPI
AND WILL APPROACH THE WESTERN ALABAMA BORDER BEFORE NOON TODAY.
ADDITIONAL STRONG TO SEVERE THUNDERSTORMS WERE OCCURRING ACROSS
SOUTHERN ALABAMA SOUTH OF MONTGOMERY AND WILL CONTINUE TO PRODUCE HAIL
AND HIGH WINDS AS THEY MOVE NORTHEASTWARD FROM THE GULF.

AS THE AFTERNOON APPROACHES...NORTHERN AND CENTRAL ALABAMA WILL BECOME
FAVORABLE FOR SEVERE THUNDERSTORMS AND WATCHES WILL LIKELY BE ISSUED
WITHIN THE NEXT FEW HOURS.  ALSO...SOUTHERN ALABAMA WILL CONTINUE TO
EXPERIENCE THUNDERSTORMS THROUGHOUT THE AFTERNOON AND THESE STORMS WILL
AS WELL HAVE SEVERE POTENTIAL.

EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS SHOULD MONITOR
THE LATEST WEATHER CONDITIONS AND BE READY FOR POSSIBLE ACTIVATION
THIS AFTERNOON AND THIS EVENING.

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, Apr 8, 9:46 AM CDT, 5 hours 32 minutes before
ALZ001>050-GAZ089-090-102-120-090245-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
946 AM CDT WED APR 8 1998

SEVERE THUNDERSTORMS WERE MOVING EASTWARD ACROSS NORTHERN MISSISSIPPI
AND WILL APPROACH THE WESTERN ALABAMA BORDER BEFORE NOON TODAY.
ADDITIONAL STRONG TO SEVERE THUNDERSTORMS WERE OCCURRING ACROSS
SOUTHERN ALABAMA SOUTH OF MONTGOMERY AND WILL CONTINUE TO PRODUCE HAIL
AND HIGH WINDS AS THEY MOVE NORTHEASTWARD FROM THE GULF.

AS THE AFTERNOON APPROACHES...NORTHERN AND CENTRAL ALABAMA WILL BECOME
FAVORABLE FOR SEVERE THUNDERSTORMS AND WATCHES WILL LIKELY BE ISSUED
WITHIN THE NEXT FEW HOURS.  ALSO...SOUTHERN ALABAMA WILL CONTINUE TO
EXPERIENCE THUNDERSTORMS THROUGHOUT THE AFTERNOON AND THESE STORMS WILL
AS WELL HAVE SEVERE POTENTIAL.

EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS SHOULD MONITOR
THE LATEST WEATHER CONDITIONS AND BE READY FOR POSSIBLE ACTIVATION
THIS AFTERNOON AND THIS EVENING.

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/

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 10:09 AM CDTSevere Thunderstorm WarningBMXPike31 min
Apr 8, 10:25 AM CDTSevere Thunderstorm WarningBMXBarbour65 min
Apr 8, 10:47 AM CDTSevere Thunderstorm WarningBMXMontgomery48 min
Apr 8, 11:13 AM CDTTornado WarningBMXBarbour32 min
Apr 8, 11:20 AM CDTSevere Thunderstorm WarningBMXDallas45 min
Apr 8, 12:07 PM CDTSevere Thunderstorm WarningBMXLee48 min
Apr 8, 12:14 PM CDTSevere Thunderstorm WarningBMXAutauga51 min
Apr 8, 12:20 PM CDTSevere Thunderstorm WarningBMXChambers45 min
Apr 8, 2:20 PM CDTSevere Thunderstorm WarningBMXMontgomery35 min
Apr 8, 4:10 PM CDTSevere Thunderstorm WarningBMXCalhoun35 min
Apr 8, 4:23 PM CDTSevere Thunderstorm WarningBMXCherokee47 min
Apr 8, 5:09 PM CDTSevere Thunderstorm WarningBMXAutauga, Elmore51 min
Apr 8, 5:37 PM CDTSevere Thunderstorm WarningBMXCoosa, Tallapoosa48 min
Apr 8, 6:09 PM CDTSevere Thunderstorm WarningBMXWalker, Winston46 min
Apr 8, 6:10 PM CDTTornado WarningBMXTallapoosa35 min
Apr 8, 6:13 PM CDTSevere Thunderstorm WarningBMXChambers47 min
Apr 8, 6:13 PM CDTSevere Thunderstorm WarningBMXTuscaloosa47 min
Apr 8, 6:22 PM CDTTornado WarningBMXChambers48 min
Apr 8, 6:26 PM CDTTornado WarningBMXAutauga49 min
Apr 8, 6:26 PM CDTTornado WarningBMXPickens49 min
Apr 8, 6:28 PM CDTSevere Thunderstorm WarningBMXColbert47 min
Apr 8, 6:31 PM CDTTornado WarningBMXWalker, Winston34 min
Apr 8, 6:33 PM CDTSevere Thunderstorm WarningBMXWalker32 min
Apr 8, 6:38 PM CDTSevere Thunderstorm WarningBMXChilton47 min
Apr 8, 6:45 PM CDTSevere Thunderstorm WarningBMXLauderdale50 min
Apr 8, 6:45 PM CDTTornado WarningBMXElmore50 min
Apr 8, 6:58 PM CDTSevere Thunderstorm WarningBMXCullman47 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; radar from the NEXRAD Level II archive.