Alert archive / Mississippi / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 9, NWS Jackson, MS

March 5, 1992Pike County, Walthall County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Mar 5, 1992, 3:41 AM CST for Pike County, Walthall County, Mississippi. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Mar 5, 1992, 3:41 AM CST (09:41 UTC)
Expired
Mar 5, 1992, 4:45 AM CST
In force
64 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Pike County, MS, Walthall County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 9.7 hours before the alert went out and 114 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 1992-03-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 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 1992-03-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 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
7 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
875 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
104 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 KJAN 050943
SVRJAN
MSC147-113-051045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
341 AM CST THU MAR 5 1992
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL MISSISSIPPI
 
   ...WALTHALL COUNTY
 
IN SOUTHWEST MISSISSIPPI
 
   ...SOUTHERN PIKE COUNTY
 
A SEVERE THUNDERSTORM WAS INDICATED OVER SOUTHERN PIKE COUNTY JUST
SOUTH OF MAGNOLIA. THE STORM WAS MOVING TO THE NORTHEAST AT 35 MPH.
THIS STORM HAS A HISTORY OF PRODUCING STRONG DAMAGING WINDS IN
LOUISIANA DURING THE PAST 2 HOURS.
 
SEVERE THUNDERSTORMS PRODUCE WIND IN EXCESS OF 55 MPH...LARGE
HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.  MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
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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

Special weather statement, Mar 5, 12:22 AM CST, 3 hours 19 minutes before
MSZ010-050715-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1220 AM CST THU MAR 5 1992

...THUNDERSTORMS WITH VERY HEAVY RAINFALL...

AT 1220 PM...JACKSON RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY
RAINFALL ALONG THE MISSISSIPPI RIVER SOUTH OF NATCHEZ.  THESE
THUNDERSTORMS ARE MOVING TO THE NORTHEAST AND WILL PASS OVER PORTIONS
OF NATCHEZ BETWEEN 1230 AND 1 AM.  RESIDENTS OF NATCHEZ CAN EXPECT
BRIEF VERY HEAVY RAINFALL...STRONG GUSTY WINDS AND FREQUENT LIGHTNING
WITH THIS THUNDERSTORM.
Special weather statement, Mar 5, 2:10 AM CST, 1 hour 31 minutes before
MSZALL-050900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
210 AM CST THU MAR 05 1992

...THUNDERSTORMS DECREASING OVER SOUTHWEST MISSISSIPPI...

AT 200 AM...JACKSON RADAR SHOWED A LINE OF THUNDERSTORM WITH VERY HEAVY
RAINFALL STRETCHING FROM JUST WEST OF WESSON TO BROOKHAVEN TO NEAR
MCCOMB.  THE THUNDERSTORMS HAVE SHOWN SIGNS OF DECREASING DURING THE
PAST HALF HOUR.  OTHER THUNDRSTORMS WERE INDICATED NEAR PORT GIBSON.
THE THUNDyERSTORMS WERE MOVING THE EAST AT 35 TO 40 MPH.
RESIDENTS OF EASTERN LINCOLN AND PIKE COUNTIES CAN EXPECT
GUSTY WINDS AND FREQUENT LIGHTNING DURING THE NEXT HOUR.

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 5, 1:03 AM CSTSevere Thunderstorm WarningJANFranklin, Jefferson57 min
Mar 5, 9:26 AM CSTSevere Thunderstorm WarningJANFranklin, Lincoln49 min
Mar 5, 10:30 AM CSTSevere Thunderstorm WarningJANFranklin45 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1992Every 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.