Alert archive / Mississippi / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 67, NWS Mobile, AL

March 30, 1996George County, Mississippi

NWS Mobile, AL issued this severe thunderstorm warning at Mar 30, 1996, 2:03 AM CST for George County, Mississippi. It was in force for 57 min. 1 report 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
Mar 30, 1996, 2:03 AM CST (08:03 UTC)
Expired
Mar 30, 1996, 3:00 AM CST
In force
57 min
Issued by
NWS Mobile, AL
Area
Whole counties

County George County, MS

The radar

The Mobile radar (KMOB), 44 km from the middle of the area, began a volume at 08:11 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Mar 30, 2:30 AM CSTHail 0.75Barton, MS

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

Slidell Radar S, LA (KSIL), launched 00:00Z, 8.1 hours before the alert went out and 122 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 1996-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 58 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, Slidell Radar S, LA at 00:00Z on 1996-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 square meters per square second.193958Sfc1 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
58 J/kg
Mixed-layer CIN
-283 J/kg
Mixed-layer LCL
791 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMOB 300803 RRA
SVRMOB
MSC039-300900-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
203 AM CST SAT MAR 30 1996
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  300 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST MISSISSIPPI
 
   ...GEORGE COUNTY
 
AT 200 AM MOBILE DOPPLER WEATHER RADAR SHOWED A SEVERE THUNDERSTORM
MOVING INTO THE SOUTH PART OF GEORGE COUNTY ALONG HWY 63 WEST OF
MOVELLA. THE PRIMARY THREAT FROM THIS STORM WAS LARGE HAIL. THE STORM
WAS MOVING NORTHEAST AT 25 MPH.
 
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 INTO LOW WATER CROSSINGS.

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.

NWS Mobile, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 29, 8:01 PM CST, 6 hours 2 minutes earlier.

Area forecast discussion, Mar 29, 8:01 PM CST, 6 hours 2 minutes before
AREA FORECAST DISCUSSION...MESOSCALE UPDATE...
NATIONAL WEATHER SERVICE MOBILE AL
800 PM FRI MAR 29 1996

LATEST KMOB 88D LOOP SHOWS STRONG THUNDERSTORMS BARELY SKIRTING THE
NW FL CST.  EXPECT THE A FEW STRONG TRWS TO MOVE OVER THE CSTL AREAS
OF OK CO BEFORE MOVING E.  MAX STRM VELS RUNNING FROM 40 TO 70 KTS IN
THE STRONGER STORMS.  WILL MONITOR FOR STRONG WINDS ALONG THE CST.
LOOKS LIKE NGM HANDLING INSTABILTY BETTER TONIGHT OVR THE GULF THOUGH
AT A SLIGHTLY LATER TIME.  CURRENT FCST LOOKS GOOD FOR NOW.  MAY HAVE
TO REISSUE NOWS AS TRWS ARE PROGGED TO REMAIN OVR THE GULF FOR MOST OF
EVENING.

Nearby

Severe Thunderstorm Warnings in Mississippi, 1996Every 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; radar from the NEXRAD Level II archive.