Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 487, NWS Jackson, MS

October 25, 1997Jones County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Oct 25, 1997, 2:08 PM CDT for Jones County, Mississippi. It was in force for 52 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
Oct 25, 1997, 2:08 PM CDT (19:08 UTC)
Expired
Oct 25, 1997, 3:00 PM CDT
In force
52 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Jones County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 7.1 hours before the alert went out and 116 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, Jackson, MS at 12:00Z on 1997-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2580 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, Jackson, MS at 12:00Z on 1997-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 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
2580 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
503 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
90 m²/s²
Significant tornado parameter
1.8
Supercell composite
8.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KJAN 251910 RRA
SVRJAN
MSC067-252000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
208 PM CDT SAT OCT 25 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  300 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSISSIPPI
 
   ...JONES COUNTY
 
AT 207PM...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
5 MILES WEST OF LAUREL WITH MOVEMENT TO THE NORTHEAST AT 30 MPH. IT WILL
MOVE THROUGH THE SANDERSVILLE AREA BY 238 PM. JONES COUNTY C.D. REPORTED
GOLFBALL SIZED HAIL WITH STORM.
 
IF YOU ARE OUTSIDE...SEEK SHELTER IN A STRONG BUILDING AWAY FROM
WINDOWS.  DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN...AND
DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
<
 
 
 
&
71

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, Oct 25, 10:25 AM CDT, 3 hours 43 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-260400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1025 AM CDT SAT OCT 25 1997

...SEVERE THUNDERSTORMS WILL THREATEN THE AREA AGAIN THIS AFTERNOON AND
TONIGHT...

A SURFACE LOW PRESSURE CENTER WHICH WILL MOVE FROM NORTHEAST TEXAS THIS
AFTERNOON TO SOUTHERN INDIANA SUNDAY EVENING WILL TRAIL A COLD FRONT
SOUTHWARD FROM CENTRAL ARKANSAS TO NORTH-CENTRAL LOUISIANA LATE TONIGHT.
THE FRONT WILL MOVE INTO WESTERN MISSISSIPPI EARLY SUNDAY MORNING AND
MOVE EAST OF THE STATE OF MISSISSIPPI LATE SUNDAY. AHEAD OF THE FRONT
SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON AND
THUNDERSTORMS ARE EXPECTED TO INCREASE TONIGHT AS THE FRONT APPROACHES
THE MISSISSIPPI RIVER.

MOIST AND UNSTABLE CONDITIONS AHEAD OF THE APPROACHING FRONT WILL
MAKE FOR A MODERATE RISK OF SEVERE WEATHER ACROSS MOST ALL OF THE
THIS AFTERNOON AND TONIGHT.

IT WILL PROBABLY BE NECESSARY TO REQUEST THE ASSISTANCE OF HAM RADIO
OPERATORS...STORM SPOTTERS...EMERGENCY MANAGERS AND PUBLIC SAFETY
OFFICIALS IN SEVERE WEATHER DETECTION ACTIVITIES THIS AFTERNOON OR
TONIGHT.

FOR MORE WEATHER INFORMATION PLEAS VISIT OUR INTERNET SITE ON THE WORLD
WIDE WEB AT HTTP://WWW.JANNWS.STATE.MS.US
Special weather statement, Oct 25, 10:38 AM CDT, 3 hours 30 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-260400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1025 AM CDT SAT OCT 25 1997

...SEVERE THUNDERSTORMS WILL THREATEN THE AREA AGAIN THIS AFTERNOON AND
TONIGHT...

A SURFACE LOW PRESSURE CENTER WHICH WILL MOVE FROM NORTHEAST TEXAS THIS
AFTERNOON TO SOUTHERN INDIANA SUNDAY EVENING WILL TRAIL A COLD FRONT
SOUTHWARD FROM CENTRAL ARKANSAS TO NORTH-CENTRAL LOUISIANA LATE TONIGHT.
THE FRONT WILL MOVE INTO WESTERN MISSISSIPPI EARLY SUNDAY MORNING AND
MOVE EAST OF THE STATE OF MISSISSIPPI LATE SUNDAY. AHEAD OF THE FRONT
SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON AND
THUNDERSTORMS ARE EXPECTED TO INCREASE TONIGHT AS THE FRONT APPROACHES
THE MISSISSIPPI RIVER.

MOIST AND UNSTABLE CONDITIONS AHEAD OF THE APPROACHING FRONT WILL
MAKE FOR A MODERATE RISK OF SEVERE WEATHER ACROSS MOST ALL OF THE
THIS AFTERNOON AND TONIGHT.

IT WILL PROBABLY BE NECESSARY TO REQUEST THE ASSISTANCE OF HAM RADIO
OPERATORS...STORM SPOTTERS...EMERGENCY MANAGERS AND PUBLIC SAFETY
OFFICIALS IN SEVERE WEATHER DETECTION ACTIVITIES THIS AFTERNOON OR
TONIGHT.

FOR MORE WEATHER INFORMATION PLEAS VISIT OUR INTERNET SITE ON THE WORLD
WIDE WEB AT HTTP://WWW.JANNWS.STATE.MS.US

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 25, 6:23 AM CDTSevere Thunderstorm WarningJANBolivar37 min
Oct 25, 6:39 AM CDTSevere Thunderstorm WarningJANSunflower36 min
Oct 25, 7:00 AM CDTSevere Thunderstorm WarningJANBolivar45 min
Oct 25, 7:56 AM CDTSevere Thunderstorm WarningJANClaiborne34 min
Oct 25, 8:10 AM CDTTornado WarningJANGrenada35 min
Oct 25, 11:06 AM CDTSevere Thunderstorm WarningJANIssaquena39 min
Oct 25, 1:52 PM CDTSevere Thunderstorm WarningJANJasper53 min
Oct 25, 2:40 PM CDTSevere Thunderstorm WarningJANJasper35 min
Oct 25, 2:49 PM CDTSevere Thunderstorm WarningJANLauderdale41 min
Oct 25, 3:18 PM CDTTornado WarningJANForrest42 min
Oct 25, 3:30 PM CDTSevere Thunderstorm WarningJANClarke45 min
Oct 25, 5:30 PM CDTSevere Thunderstorm WarningJANWebster30 min
Oct 25, 5:43 PM CDTTornado WarningJANWebster32 min
Oct 25, 6:30 PM CDTTornado WarningJANLeflore, Sunflower30 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.