Alert archive / Alabama / Tornado Warnings in 1996

Tornado Warning 96, NWS Birmingham, AL

November 7, 1996Chilton County, Alabama

NWS Birmingham, AL issued this tornado warning at Nov 7, 1996, 2:28 PM CST for Chilton County, Alabama. It was in force for 17 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
Nov 7, 1996, 2:28 PM CST (20:28 UTC)
Expired
Nov 7, 1996, 2:45 PM CST
In force
17 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Chilton County, AL

The radar

The Birmingham radar (KBMX), 36 km from the middle of the area, began a volume at 20:29 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
Nov 7, 2:33 PM CSTThunderstorm Wind 50Union Springs, 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 nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.5 hours before the alert went out and 37 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 1996-11-07Temperature 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 1996-11-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 239 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
963 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
239 m²/s²
0-3 km storm-relative helicity
276 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.

764 
WFUS1 KBHM 072029
TORBHM
ALC021-072045-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
228 PM CST THU NOV 7 1996
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  245 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL ALABAMA
 
   ...NORTHWESTERN CHILTON COUNTY
 
AT 2:25 RADAR INDICATED A TORNADO IN EXTREME NORTHEAST BIBB COUNTY. THIS
STORM SHOULD MOVE INTO NORTHWEST CHILTON COUNTY BY 2:30 AND COULD MOVE
INTO SHELBY COUNTY BY 2:45 PM. IT SHOULD MOVE BETWEEN THE COMMUNITIES OF
JEMISON AND MONTEVALLO IN SHELBY COUNTY.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 7, 12:19 PM CSTSevere Thunderstorm WarningBMXColbert, Lauderdale56 min
Nov 7, 12:27 PM CSTSevere Thunderstorm WarningBMXLamar48 min
Nov 7, 12:32 PM CSTSevere Thunderstorm WarningBMXFranklin58 min
Nov 7, 1:02 PM CSTSevere Thunderstorm WarningBMXMarion43 min
Nov 7, 1:22 PM CSTSevere Thunderstorm WarningBMXBibb, Perry53 min
Nov 7, 1:24 PM CSTSevere Thunderstorm WarningBMXFayette51 min
Nov 7, 2:11 PM CSTTornado WarningBMXBibb34 min
Nov 7, 2:40 PM CSTSevere Thunderstorm WarningBMXSumter50 min
Nov 7, 2:50 PM CSTTornado WarningBMXShelby25 min
Nov 7, 3:03 PM CSTSevere Thunderstorm WarningBMXLimestone, Morgan57 min
Nov 7, 3:17 PM CSTSevere Thunderstorm WarningBMXBibb28 min
Nov 7, 4:13 PM CSTTornado WarningBMXShelby32 min
Nov 7, 4:27 PM CSTTornado WarningBMXShelby48 min
Nov 7, 4:42 PM CSTSevere Thunderstorm WarningBMXSt. Clair48 min
Nov 7, 4:52 PM CSTTornado WarningBMXTalladega38 min
Nov 7, 5:05 PM CSTTornado WarningBMXSt. Clair25 min
Nov 7, 5:26 PM CSTSevere Thunderstorm WarningBMXCalhoun, Etowah49 min
Nov 7, 5:31 PM CSTTornado WarningBMXTalladega29 min
Nov 7, 5:35 PM CSTSevere Thunderstorm WarningBMXChilton40 min
Nov 7, 5:38 PM CSTTornado WarningBMXCalhoun52 min
Nov 7, 5:52 PM CSTTornado WarningBMXAutauga, Montgomery38 min
Nov 7, 5:57 PM CSTTornado WarningBMXCoosa48 min

Nearby

Tornado Warnings in Alabama, 1996Every tornado warning in 1996Tornadoes in 1996

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.