Alert archive / Mississippi / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 81, NWS Mobile, AL

April 21, 1995Greene County, Perry County, Mississippi

NWS Mobile, AL issued this severe thunderstorm warning at Apr 21, 1995, 12:50 AM CDT for Greene County, Perry County, Mississippi. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Apr 21, 1995, 12:50 AM CDT (05:50 UTC)
Expired
Apr 21, 1995, 1:45 AM CDT
In force
55 min
Issued by
NWS Mobile, AL
Area
Whole counties

Counties Greene County, MS, Perry County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 5.8 hours before the alert went out and 135 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, Slidell Radar S, LA at 00:00Z on 1995-04-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2256 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, Slidell Radar S, LA at 00:00Z on 1995-04-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 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
2256 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
588 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
219 m²/s²
Significant tornado parameter
2.3
Supercell composite
12.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMOB 210550
SVRMOB
MSC041-111-210645-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1250 AM CDT FRI APR 21 1995
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  145 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST MISSISSIPPI
 
   ...GREENE COUNTY...PERRY COUNTY
 
AT 1250 AM CDT...MOBILE DOPPLER WEATHER RADAR DETECTED A LINE OF SEVERE
THUNDERSTORMS THAT EXTENDED FROM BUCKATUNNA IN WAYNE COUNTY TO
RUNNELSTOWN IN PERRY COUNTY AND THEN WEST TO HATTIESBURG. THESE
THUNDERSTORMS WERE MOVING TO THE EAST AT 30 MILES AN HOUR AND WILL
AFFECT THE TOWNS OF LEAKESVILLE AND BEAUMONT BY 120 AM.
 

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 12:12 AM CDTSevere Thunderstorm WarningMOBWayne48 min
Apr 21, 1:30 AM CDTSevere Thunderstorm WarningMOBStone45 min
Apr 21, 2:05 AM CDTTornado WarningMOBPerry, Stone40 min
Apr 21, 2:15 AM CDTSevere Thunderstorm WarningMOBGeorge60 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 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.