Alert archive / Alabama / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 254, NWS Mobile, AL

July 18, 1995Covington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jul 18, 1995, 6:46 PM CDT for Covington County, Alabama. It was in force for 74 min.

The area

The counties it named.

The facts

Issued
Jul 18, 1995, 6:46 PM CDT (23:46 UTC)
Expired
Jul 18, 1995, 8:00 PM CDT
In force
74 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Covington County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 11.8 hours before the alert went out and 217 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 1995-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1272 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 12:00Z on 1995-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 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
1272 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
1104 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
-14 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 
WUUS1 KMGM 182347 RRA
SVRMGM
ALC039-190100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
ISSUED BY MOBILE AL
646 PM CDT TUE JUL 18 1995
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  800 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION ...
 
IN SOUTH ALABAMA
 
   ...COVINGTON COUNTY
 
AT 645 PM CDT...MOBILE DOPPLER WEATHER RADAR INDICATED A SEVERE
THUNDERSTORM MOVING SOUTHWEST AT 15 MPH AND IS CURRENLY MOVING INTO
ANDALUSIA.  THE TOWNS OF FAIRFIELD AND BECK ARE IN THE PATH OF THIS
STORM.  TREES HAVE BEEN REPORTED DOWN WITH THIS STORM.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
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
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 18, 3:20 PM CDTSevere Thunderstorm WarningMOBHenry, Houston40 min
Jul 18, 4:29 PM CDTSevere Thunderstorm WarningMOBBarbour31 min
Jul 18, 4:41 PM CDTSevere Thunderstorm WarningMOBBullock34 min
Jul 18, 4:56 PM CDTSevere Thunderstorm WarningMOBBarbour34 min
Jul 18, 5:01 PM CDTSevere Thunderstorm WarningMOBPike29 min
Jul 18, 5:26 PM CDTSevere Thunderstorm WarningMOBBarbour, Pike34 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1995Every severe thunderstorm warning in 1995

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.