Alert archive / Alabama / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 17, NWS Birmingham, AL

January 4, 2000Talladega County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jan 4, 2000, 1:54 AM CST for Talladega County, Alabama. It was in force for 31 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
Jan 4, 2000, 1:54 AM CST (07:54 UTC)
Expired
Jan 4, 2000, 2:25 AM CST
In force
31 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Talladega County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 7.9 hours before the alert went out and 61 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 2000-01-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 2000-01-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 286 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
4 J/kg
Mixed-layer CIN
-193 J/kg
Mixed-layer LCL
1052 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
286 m²/s²
0-3 km storm-relative helicity
383 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBHM 040755
SVRBHM
ALC121-040825-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
154 AM CST TUE JAN 4 2000

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED...A

* SEVERE THUNDERSTORM WARNING FOR...
  TALLADEGA COUNTY...IN CENTRAL ALABAMA...

* UNTIL 225 AM CST.

* AT 152 AM CST... WEATHER RADAR SHOWED A SEVERE THUNDERSTORM ABOUT
  5 MILES EAST OF HARPERSVILLE.  THE STORM WAS MOVING NORTHEAST AT
  45 MPH.

DAMAGING WINDS...AND HEAVY RAIN ARE LIKELY. GO INSIDE A STURDY
BUILDING ...AND STAY AWAY FROM WINDOWS!

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 3, 6:02 PM CSTSevere Thunderstorm WarningBMXFranklin, Marion28 min
Jan 3, 6:37 PM CSTSevere Thunderstorm WarningBMXColbert, Franklin23 min
Jan 3, 6:44 PM CSTSevere Thunderstorm WarningBMXHale, Tuscaloosa31 min
Jan 3, 6:53 PM CSTSevere Thunderstorm WarningBMXJackson, Madison37 min
Jan 3, 9:38 PM CSTSevere Thunderstorm WarningBMXLimestone32 min
Jan 3, 9:54 PM CSTSevere Thunderstorm WarningBMXMadison46 min
Jan 3, 10:52 PM CSTSevere Thunderstorm WarningBMXTuscaloosa48 min
Jan 3, 11:00 PM CSTSevere Thunderstorm WarningBMXWalker50 min
Jan 3, 11:56 PM CSTSevere Thunderstorm WarningBMXJackson34 min
Jan 4, 12:14 AM CSTSevere Thunderstorm WarningBMXJefferson46 min
Jan 4, 12:23 AM CSTSevere Thunderstorm WarningBMXBibb32 min
Jan 4, 12:41 AM CSTSevere Thunderstorm WarningBMXPerry49 min
Jan 4, 1:10 AM CSTSevere Thunderstorm WarningBMXBibb35 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2000Every severe thunderstorm warning in 2000

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.