Alert archive / Alabama / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 331, NWS Birmingham, AL

June 11, 1996Fayette County, Lamar County, Marion County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 11, 1996, 1:27 PM CDT for Fayette County, Lamar County, Marion County, Alabama. It was in force for 48 min. 2 reports 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 11, 1996, 1:27 PM CDT (18:27 UTC)
Expired: Jun 11, 1996, 2:15 PM CDT
In force: 48 min
Issued by: NWS Birmingham, AL
Area: Whole counties

Counties Fayette County, AL, Lamar County, AL, Marion County, AL

What was reported inside it

Time	Report	Where	Remark
Jun 11, 1:40 PM CDT	Thunderstorm Wind 50	Guin, AL
Jun 11, 1:40 PM CDT	Hail 0.75	Guin, 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, 6.5 hours before the alert went out and 130 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 26 J/kg
Mixed-layer CIN: -65 J/kg
Mixed-layer LCL: 1084 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 66 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 111827
SVRBHM
ALC093-057-075-111915-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
127 PM CDT TUE JUN 11 1996
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH ALABAMA
 
   ...MARION COUNTY
 
IN WEST CENTRAL ALABAMA
 
   ...NORTHERN FAYETTE COUNTY...NORTHERN LAMAR COUNTY
 
RADAR INDICATED A SEVERE THUNDERSTORM OVER MARION COUNTY NEAR HAMILTON
...EXTENDING INTO NORTHEAST LAMAR COUNTY. THIS STORM WILL LIKELY PRODUCE
WINDS NEAR 55 MPH AND LARGE HAIL. IT WAS MOVING SOUTHEAST AT 30 MPH AND
WILL MOVE INTO NORTHERN FAYETTE COUNTY BY 145 PM.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE 8INTO LOW WATER CROSSINGS.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 3:10 PM CDT	Severe Thunderstorm Warning	BMX	Cullman	35 min
Jun 11, 3:15 PM CDT	Severe Thunderstorm Warning	BMX	Blount	30 min
Jun 11, 3:35 PM CDT	Severe Thunderstorm Warning	BMX	Jefferson	40 min
Jun 11, 3:41 PM CDT	Severe Thunderstorm Warning	BMX	Blount	34 min
Jun 11, 4:00 PM CDT	Severe Thunderstorm Warning	BMX	Colbert	60 min
Jun 11, 4:10 PM CDT	Severe Thunderstorm Warning	BMX	St. Clair	65 min
Jun 11, 5:03 PM CDT	Severe Thunderstorm Warning	BMX	Talladega	57 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1996 Every severe thunderstorm warning 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.