Alert archive / Alabama / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 381, NWS Birmingham, AL

May 26, 1998Colbert County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at May 26, 1998, 1:10 PM CDT for Colbert County, Alabama. It was in force for 35 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
May 26, 1998, 1:10 PM CDT (18:10 UTC)
Expired
May 26, 1998, 1:45 PM CDT
In force
35 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Colbert County, AL

What was reported inside it

TimeReportWhereRemark
May 26, 1:30 PM CDTThunderstorm Wind 50Muscle Shoals, ALEMA reported trees and powerlines down in Muscle Shoals. Hail reportedly covered the ground though no size was available.

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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 6.2 hours before the alert went out and 193 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 12:00Z on 1998-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 366 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 12:00Z on 1998-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 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
366 J/kg
Mixed-layer CIN
-127 J/kg
Mixed-layer LCL
952 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

316 
WUUS1 KBHM 261812 RRA
SVRBHM
ALC033-261845-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
110 PM CDT TUE MAY 26 1998

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

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

* UNTIL 145 PM CDT

* AT 108 PM CDT... A SEVERE THUNDERSTORM WAS SHOWN...BY WEATHER RADAR

* THE SEVERE THUNDERSTORMS IS NEAR CHEROKEE AND WILL MOVE NORTHEAST
TOWARD THE QUAD CITIES AREA.

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING
AND STAY AWAY FROM WINDOWS

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, May 26, 9:59 AM CDT, 3 hours 11 minutes before
ALZ001>050-GAZ089-090-102-120-260205-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
959 AM CDT TUE MAY 26 1998

THUNDERSTORMS DEVELOPING ALONG A COLD FRONT ACROSS TENNESSEE ARE
EXPECTED TO SPREAD INTO NORTH ALABAMA THIS AFTERNOON.  A FEW OVER THE
TENNESSEE VALLEY COULD HAVE DAMAGING WINDS OR LARGE HAIL.  ACTIVATION
OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IN THE TENNESSEE
VALLEY IS A POSSIBILITY THIS AFTERNOON AND EVENING.

NO SEVERE WEATER IS EXPECTED ELSEWHERE OVER ALABAMA OR WEST CENTRAL
GEORGIA.

FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE
WEB AT HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/
Special weather statement, May 26, 9:59 AM CDT, 3 hours 11 minutes before
ALZ001>050-GAZ089-090-102-120-260205-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
959 AM CDT TUE MAY 26 1998

THUNDERSTORMS DEVELOPING ALONG A COLD FRONT ACROSS TENNESSEE ARE
EXPECTED TO SPREAD INTO NORTH ALABAMA THIS AFTERNOON.  A FEW OVER THE
TENNESSEE VALLEY COULD HAVE DAMAGING WINDS OR LARGE HAIL.  ACTIVATION
OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IN THE TENNESSEE
VALLEY IS A POSSIBILITY THIS AFTERNOON AND EVENING.

NO SEVERE WEATER IS EXPECTED ELSEWHERE OVER ALABAMA OR WEST CENTRAL
GEORGIA.

FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE
WEB AT HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/
Special weather statement, May 26, 1:00 PM CDT, 10 minutes before
ALZ001>038-262350-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
100 PM CDT TUE MAY 26 1998

...FIRST SIGNIFICANT CHANCE OF RAIN FOR NORTH ALABAMA IN THREE WEEKS...

A THUNDERSTORM COMPLEX OVER WESTERN TENNESSEE HAS SPAWNED AN LINE OF
THUNDERSTORMS ACROSS NORTHERN MISSISSIPPI EARLY THIS AFTERNOON.  THESE
THUNDERSTORMS ARE MOVING EAST TOWARD ALABAMA...AND BRING THE FIRST
CHANCE OF SIGNIFICANT RAIN TO THE NORTHERN PART OF ALABAMA SINCE MAY
11TH.

EARLY THIS AFTERNOON THE THUNDERSTORMS EXTEND FROM NEAR MUSCLE SHOALS
TO YAZOO CITY IN MISSISSIPPI.  THESE STORMS WILL MOVE INTO PARTS OF
NORTHWEST ALABAMA DURING THE AFTERNOON.  IF THE STORMS HOLD
TOGETHER...THUNDERSTORMS MAY AFFECT THE HUNTSVILLE...TUSCALOOSA AND
BIRMINGHAM AREAS BY LATE THIS AFTERNOON.

THESE STORMS WHILE PRODUCING THE FIRST RAIN IN THREE WEEKS...MAY ALSO
PRODUCE SMALL HAIL AND GUSTY WINDS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 1:12 PM CDTSevere Thunderstorm WarningBMXLauderdale63 min
May 26, 2:09 PM CDTSevere Thunderstorm WarningBMXLimestone61 min
May 26, 2:27 PM CDTSevere Thunderstorm WarningBMXLawrence63 min
May 26, 3:05 PM CDTSevere Thunderstorm WarningBMXMadison, Morgan65 min
May 26, 3:51 PM CDTSevere Thunderstorm WarningBMXCullman64 min
May 26, 4:22 PM CDTSevere Thunderstorm WarningBMXMarshall33 min
May 26, 4:31 PM CDTSevere Thunderstorm WarningBMXJackson49 min
May 26, 4:40 PM CDTSevere Thunderstorm WarningBMXDeKalb50 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.