Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 357, NWS Birmingham, AL

June 13, 1997Cherokee County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 13, 1997, 9:47 PM CDT for Cherokee County, Alabama. It was in force for 33 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
Jun 13, 1997, 9:47 PM CDT (02:47 UTC)
Expired
Jun 13, 1997, 10:20 PM CDT
In force
33 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Cherokee County, AL

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.8 hours before the alert went out and 136 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 00:00Z on 1997-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1182 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1997-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.1939Sfc1 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
1182 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1487 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
10 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 140248 RRA
SVRBHM
ALC019-140320-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
947 PM CDT FRI JUN 13 1997

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1020 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHERN ALABAMA

   ...CHEROKEE COUNTY
 
AT 945 PM CDT...WEATHER RADAR SHOWED A SEVERE THUNDERSTORM
5 MILES SOUTH OF CENTRE...MOVING NORTHEAST AT 15 MPH.  LARGE HAIL
IS LIKELY WITH THIS STORM.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
DESTRUCTIVE HAIL... DEADLY LIGHTNING... AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DONT
DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 9:04 PM CDTSevere Thunderstorm WarningBMXTalladega31 min
Jun 13, 9:35 PM CDTSevere Thunderstorm WarningBMXCalhoun30 min
Jun 13, 9:59 PM CDTSevere Thunderstorm WarningBMXCleburne36 min
Jun 13, 11:30 PM CDTSevere Thunderstorm WarningBMXColbert, Franklin60 min
Jun 14, 12:03 AM CDTSevere Thunderstorm WarningBMXLauderdale57 min
Jun 14, 12:55 AM CDTSevere Thunderstorm WarningBMXFranklin, Lawrence65 min
Jun 14, 12:55 AM CDTSevere Thunderstorm WarningBMXMorgan65 min
Jun 14, 2:16 AM CDTSevere Thunderstorm WarningBMXFayette34 min
Jun 14, 4:25 AM CDTFlash Flood WarningBMXFayette, Lamar, Walker2 hr
Jun 14, 1:04 PM CDTSevere Thunderstorm WarningBMXChambers31 min
Jun 14, 2:50 PM CDTSevere Thunderstorm WarningBMXRussell30 min
Jun 14, 3:28 PM CDTSevere Thunderstorm WarningBMXRussell47 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1997Every severe thunderstorm warning in 1997

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.