Alert archive / Mississippi / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 13, NWS Mobile, AL

January 27, 1994Jackson County, Mississippi

NWS Mobile, AL issued this severe thunderstorm warning at Jan 27, 1994, 9:16 PM CST for Jackson County, Mississippi. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Jan 27, 1994, 9:16 PM CST (03:16 UTC)
Expired
Jan 27, 1994, 10:15 PM CST
In force
59 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Jackson County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 3.3 hours before the alert went out and 106 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 1994-01-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1069 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 1994-01-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 387 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
1069 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
518 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
387 m²/s²
0-3 km storm-relative helicity
437 m²/s²
Significant tornado parameter
2.9
Supercell composite
12.2

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KMOB 280317 RRA
SVRMOB
MSC059-280415-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
916 PM CST THU JAN 27 1994
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1015 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST MISSISSIPPI
 
   ...JACKSON COUNTY
 
AT 915 PM THE MOBILE RADAR SHOWED A LINE OF STRONG THUNDERSTORMS ACROSS
GEORGE AND HARRISON COUNTIES OF MISSISSIPPI MOVING TOWARD THE
EAST-SOUTHEAST AT 20 MPH.
 
THESE THUNDERSTORMS HAVE A HISTORY OF PRODUCING WIND DAMAGE.
 
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
Jan 27, 7:29 PM CSTSevere Thunderstorm WarningMOBPerry, Stone61 min
Jan 27, 7:29 PM CSTSevere Thunderstorm WarningMOBPearl River61 min
Jan 27, 7:46 PM CSTSevere Thunderstorm WarningMOBGreene44 min
Jan 27, 8:47 PM CSTSevere Thunderstorm WarningMOBHarrison43 min
Jan 27, 8:47 PM CSTSevere Thunderstorm WarningMOBGeorge43 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1994Every severe thunderstorm warning in 1994

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.