Alert archive / Alabama / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 7, NWS Mobile, AL

February 15, 1992Autauga County, Dallas County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Feb 15, 1992, 5:34 PM CST for Autauga County, Dallas County, Alabama. It was in force for 56 min.

The area

The counties it named.

The facts

Issued: Feb 15, 1992, 5:34 PM CST (23:34 UTC)
Expired: Feb 15, 1992, 6:30 PM CST
In force: 56 min
Issued by: NWS Mobile, AL
Area: Whole counties

Counties Autauga County, AL, Dallas County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 12:00Z, 11.6 hours before the alert went out and 60 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 616 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: -164 m²/s²
0-3 km storm-relative helicity: -18 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 KMGM 152338
SVRMGM
ALC001-047-160030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
534 PM CST SAT FEB 15 1992
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  630 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH ALABAMA
 
   ...AUTAUGA COUNTY...DALLAS COUNTY
 
A SEVERE THUNDERSTORM HAS BEEN OBSERVED IN NORTHERN DALLAS COUNTY
MOVING INTO AUTAUGA COUNTY. THE THUNDERSTORM WAS MOVING EAST AT 30
MILES AN HOUR.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Feb 15, 4:14 PM CST, 1 hour 20 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
415 PM SAT FEB 15 1992

TIME             EVENT
100AM            THE WILMER PD DISPATCHER REPORTED THAT TREE LIMBS
                 6 INCHES IN DIAMETER BLOCKED COUNTY ROAD 5 FOR A SHORT
                 TIME.

                 ...DELAYED REPORT...

Local storm report, Feb 15, 4:16 PM CST, 1 hour 18 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
415 PM SAT FEB 15 1992

TIME             EVENT
100AM            THE WILMER ALABAMA PD DISPATCHER REPORTED THAT TREE
                 LIMBS 6 INCHES IN DIAM|ETER BLOCKED COUNTY ROAD 5 FOR A
                 SHORT TIME.

                 ...DELAYED REPORT...

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 15, 12:35 AM CST	Severe Thunderstorm Warning	MOB	Mobile	55 min
Feb 15, 3:57 AM CST	Severe Thunderstorm Warning	MOB	Butler	63 min
Feb 15, 4:57 AM CST	Severe Thunderstorm Warning	MOB	Pike	63 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1992 Every severe thunderstorm warning in 1992

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.