Alert archive / Alabama / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 32, NWS Birmingham, AL

February 26, 1998Perry County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Feb 26, 1998, 3:31 PM CST for Perry County, Alabama. It was in force for 59 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
Feb 26, 1998, 3:31 PM CST (21:31 UTC)
Expired
Feb 26, 1998, 4:30 PM CST
In force
59 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Perry County, AL

The radar

The Birmingham radar (KBMX), 77 km from the middle of the area, began a volume at 21:33 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Feb 26, 1:15 PM CSTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.5 hours before the alert went out and 77 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 1998-02-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1998-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 158 square meters per square second.1939587897Sfc1 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
2334 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
158 m²/s²
0-3 km storm-relative helicity
287 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.

000 
TTAA00 KBHM 262131 RRA
SVRBHM
ALC105-262230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
331 PM CST THU FEB 26 1998
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL ALABAMA
 
   ...PERRY COUNTY
 
AT 330 PM...WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM MOVING
INTO WESTERN PERRY COUNTY. THE COMMUNITY OF MORGAN SPRINGS WILL BE IN
THE PATH OF THIS STORM. THE STORM IS MOVING NORTH-EAST AT 45 MPH.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T 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, Feb 26, 9:35 AM CST, 5 hours 56 minutes before
ALZ001>050-GAZ089-090-102-120-262000-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
935 AM CST TUE FEB 26 1998

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TONIGHT WEST OF A
LINE FROM HUNTSVILLE TO MONTGOMERY.

ALTHOUGH SHOWERS AND A FEW THUNDERSTORMS ARE EXPECTED TO SPREAD EAST
INTO ALABAMA THIS AFTERNOON...SEVERE WEATHER IS FORECAST TO REMAIN WEST
OF THE STATE UNTIL TONIGHT.  THE GREATEST THREAT OF SEVERE WEATHER IN
WEST ALABAMA WILL BE AFTER 9 PM AS A COLD FRONT APPROACHES THE STATE.

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IN WEST
ALABAMA MAY BE NECESSARY THIS EVENING.  FOR 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, Feb 26, 9:35 AM CST, 5 hours 56 minutes before
ALZ001>050-GAZ089-090-102-120-262000-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
935 AM CST TUE FEB 26 1998

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TONIGHT WEST OF A
LINE FROM HUNTSVILLE TO MONTGOMERY.

ALTHOUGH SHOWERS AND A FEW THUNDERSTORMS ARE EXPECTED TO SPREAD EAST
INTO ALABAMA THIS AFTERNOON...SEVERE WEATHER IS FORECAST TO REMAIN WEST
OF THE STATE UNTIL TONIGHT.  THE GREATEST THREAT OF SEVERE WEATHER IN
WEST ALABAMA WILL BE AFTER 9 PM AS A COLD FRONT APPROACHES THE STATE.

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IN WEST
ALABAMA MAY BE NECESSARY THIS EVENING.  FOR 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, Feb 26, 10:10 AM CST, 5 hours 21 minutes before
ALZ001>050-GAZ089-090-102-120-262000-

HAZARDOUS WEATHER OUTLOOK...UPDTAED
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1010 AM CST TUE FEB 26 1998

THE SLIGHT RISK AREA FOR SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND
THIS EVENING HAS BEEN EXTENDED EAST TO INCLUDE ALL OF ALABAMA.

A TORNADO WATCH HAS BEEN ISSUED FOR SOUTH MISSISSIPPI.  STRONG STORMS
WERE JUST CROSSING THE MISSISSIPPI RIVER AT 10 AM AND MAY REACH WEST
ALABAMA BY MID AFTERNOON...AND THEN CONTINUE EASTWARD THROUGH THE
EVENING HOURS.

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IN WEST
ALABAMA MAY BE NECESSARY BY MID AFTERNOON...AND ELSEWHERE THIS EVENING.
FOR MORE WEZATHER 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
Feb 26, 1:11 PM CSTSevere Thunderstorm WarningBMXPickens, Sumter49 min
Feb 26, 2:02 PM CSTSevere Thunderstorm WarningBMXGreene, Pickens, Sumter48 min
Feb 26, 2:32 PM CSTSevere Thunderstorm WarningBMXHale, Tuscaloosa58 min
Feb 26, 3:10 PM CSTTornado WarningBMXTuscaloosa35 min
Feb 26, 3:22 PM CSTSevere Thunderstorm WarningBMXJefferson93 min
Feb 26, 3:42 PM CSTSevere Thunderstorm WarningBMXWalker48 min
Feb 26, 3:50 PM CSTSevere Thunderstorm WarningBMXShelby40 min
Feb 26, 4:19 PM CSTSevere Thunderstorm WarningBMXBibb31 min
Feb 26, 4:25 PM CSTSevere Thunderstorm WarningBMXShelby45 min
Feb 26, 4:36 PM CSTSevere Thunderstorm WarningBMXPerry34 min
Feb 26, 4:46 PM CSTSevere Thunderstorm WarningBMXBibb, Chilton49 min
Feb 26, 5:02 PM CSTSevere Thunderstorm WarningBMXTalladega48 min
Feb 26, 5:07 PM CSTSevere Thunderstorm WarningBMXShelby63 min
Feb 26, 5:13 PM CSTSevere Thunderstorm WarningBMXPerry47 min
Feb 26, 5:16 PM CSTSevere Thunderstorm WarningBMXDallas49 min
Feb 26, 5:46 PM CSTSevere Thunderstorm WarningBMXChilton44 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; radar from the NEXRAD Level II archive.