Alert archive / Alabama / Tornado Warnings in 1998

Tornado Warning 182, NWS Birmingham, AL

September 28, 1998Tallapoosa County, Alabama

NWS Birmingham, AL issued this tornado warning at Sep 28, 1998, 8:03 PM CDT for Tallapoosa County, Alabama. It was in force for 27 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
Sep 28, 1998, 8:03 PM CDT (01:03 UTC)
Expired
Sep 28, 1998, 8:30 PM CDT
In force
27 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Tallapoosa County, AL

The watch it was issued in

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

IssuedProductOfficeLasted
Sep 28, 3:00 PM CDTTornado WatchSPC10 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 1.1 hours before the alert went out and 98 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 00:00Z on 1998-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 189 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, Birmingham, AL at 00:00Z on 1998-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.193958Sfc1 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
189 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
715 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
175 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.

641 
WFUS1 KBHM 290104 RRA
TORBHM
ALC123-290130-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
803 PM CDT MON SEP 28 1998

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN TALLAPOOSA COUNTY... IN EAST CENTRAL ALABAMA

* UNTIL 830 PM CDT

* AT 800 PM CDT... A TORNADO WAS DETECTED...BY NATIONAL WEATHER
  SERVICE DOPPLER RADAR...JUST EAST OF THORNTON.

* THE TORNADO IS EXPECTED TO MOVE NORTHWEST AT 25 MPH...AND SHOULD
PASS SOUTH OF DADEVILLE AROUND 830 PM.

ABANDON MOBILE HOMES GO IN A NEARBY STURDY BUILDING. AS A LAST
RESORT LIE FLAT IN A DITCH AND COVER YOUR HEAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 28, 7:15 PM CDTTornado WarningBMXLee, Macon35 min
Sep 28, 7:48 PM CDTTornado WarningBMXLee17 min
Sep 29, 4:02 AM CDTTornado WarningBMXRussell48 min
Sep 29, 6:20 AM CDTFlash Flood WarningBMXDallas, Lowndes4 hr
Sep 29, 9:50 AM CDTFlash Flood WarningBMXDallas, Lowndes, Montgomery6 hr
Sep 29, 9:50 AM CDTFlash Flood WarningBMXBarbour, Bullock, Pike6 hr
Sep 29, 12:06 PM CDTTornado WarningBMXMacon34 min
Sep 29, 12:42 PM CDTTornado WarningBMXRussell38 min
Sep 29, 12:56 PM CDTTornado WarningBMXMacon34 min
Sep 29, 1:21 PM CDTTornado WarningBMXRussell34 min
Sep 29, 1:33 PM CDTTornado WarningBMXLee32 min

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; the sounding from the Mesonet's radiosonde archive.