Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 40, NWS New Orleans, LA

January 27, 1997Pike County, Walthall County, Mississippi

NWS New Orleans, LA issued this severe thunderstorm warning at Jan 27, 1997, 5:30 PM CST for Pike County, Walthall County, Mississippi. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 27, 1997, 5:30 PM CST (23:30 UTC)
Expired
Jan 27, 1997, 6:00 PM CST
In force
30 min
Issued by
NWS New Orleans, LA
Area
Whole counties

Counties Pike County, MS, Walthall County, MS

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 27, 1:45 PM CSTSevere Thunderstorm WatchSPC5 hr
Jan 27, 5:15 PM CSTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 11.5 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 12:00Z on 1997-01-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 87 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 12:00Z on 1997-01-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 241 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
87 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
508 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
241 m²/s²
0-3 km storm-relative helicity
285 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNEW 272330 RRA
SVRNEW
MSC113-147-280000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
530 PM CST MON JAN 27 1997
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM CST
FOR RESIDENTS IN THE FOLLOWING LOCATIONS...
 
IN SOUTH MISSISSIPPI
 
   ...EASTERN PIKE COUNTY...CENTRAL WALTHALL COUNTY
 
AT 525 PM CST NATIONAL WEATHER SERVICE DOPPLAR RADAR INDICATED
A SEVERE THUNDERSTORM NEAR MAGNOLIA IN PIKE COUNTY MISSISSIPPI.
PIKE COUNTY CD HAS RECEIVED REPORTS OF GOLF BALL SIZE HAIL 10
WEST OF MAGNOLIA AND IN THE SOUTHERN CITY LIMITS OF MAGNOLIA.
THIS STORM WAS MOVING EAST-NORTHEAST NEAR 20 MPH. THE COMMUNITIES
OF LEGGETT..MESA AND SALEM ARE IN THE PATH OF THIS STORM.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOV0E TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
 
 
&

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 27, 2:50 PM CSTSevere Thunderstorm WarningLIXAmite, Wilkinson25 min
Jan 27, 3:24 PM CSTSevere Thunderstorm WarningLIXAmite36 min
Jan 27, 4:33 PM CSTSevere Thunderstorm WarningLIXAmite42 min
Jan 27, 4:42 PM CSTSevere Thunderstorm WarningLIXPike48 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1997Every severe thunderstorm warning in 1997

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.