Alert archive / Alabama / Tornado Warnings in 1998

Tornado Warning 147, NWS Birmingham, AL

June 9, 1998Cherokee County, DeKalb County, Alabama

NWS Birmingham, AL issued this tornado warning at Jun 9, 1998, 5:31 PM CDT for Cherokee County, DeKalb County, Alabama. It was in force for 34 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
Jun 9, 1998, 5:31 PM CDT (22:31 UTC)
Expired
Jun 9, 1998, 6:05 PM CDT
In force
34 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Cherokee County, AL, DeKalb County, AL

What was reported inside it

TimeReportWhereRemark
Jun 9, 5:45 PM CDTThunderstorm Wind 50Ft Payne, ALNumerous trees were down in Desoto State Park and northern Ft. Payne.

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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.5 hours before the alert went out and 153 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 1998-06-09Temperature 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, Peachtre/Fal Fld, GA at 12:00Z on 1998-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 205 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
986 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
205 m²/s²
0-3 km storm-relative helicity
221 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 092231 RRA
TORBHM
ALC019-049-092305-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
531 PM CDT TUE JUN 9 1998

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CHEROKEE COUNTY... IN NORTHERN ALABAMA
  NORTHERN DEKALB COUNTY... IN NORTHERN ALABAMA

* UNTIL 605 PM CDT

* AT 530 PM CDT... A TORNADO WAS DETECTED... 4 MILES NORTHEAST OF
FORT   PAYNE... BY NATIONAL WEATHER SERVICE DOPPLER RADAR... MOVING
EAST 30   MPH.

* THIS TORNADO WILL AFFECT VALLEY HEAD AND DESOTO STATE PARK AREA.

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!

Nearby

Tornado Warnings in Alabama, 1998Every tornado warning in 1998Tornadoes 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.