Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 4, NWS Jackson, MS

January 8, 1997Copiah County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jan 8, 1997, 9:14 AM CST for Copiah County, Mississippi. It was in force for 31 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 8, 1997, 9:14 AM CST (15:14 UTC)
Expired: Jan 8, 1997, 9:45 AM CST
In force: 31 min
Issued by: NWS Jackson, MS
Area: Whole counties

County Copiah County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 3.2 hours before the alert went out and 61 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 869 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 323 m²/s²
0-3 km storm-relative helicity: 410 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 081516 RRA
SVRJAN
MSC029-081545-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
914 AM CST WED JAN 8 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  945 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MISSISSIPPI
 
   ...SOUTHERN COPIAH COUNTY
 
AT 910 AM RADAR INDICATED A SEVERE THUNDERSTORM NEAR WESSON IN SOUTHERN
COPIAH COUNTY. IT WAS MOVING NORTHEAST AT 40 MILES AN HOUR. IT WILL
AFFECT THE COMMUNITIES OF MARTINSVILLE AND THE SURROUNDING RURAL AREAS.
 
IF YOU ARE OUTSIDE...SEEK SHELTER IN A STRONG BUILDING AWAY FROM
WINDOWS.  DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN...AlND
DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
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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

Local storm report, Jan 8, 8:12 AM CST, 1 hour 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
812 AM CST WED JAN 08 1997

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0650 AM    1 S HARRISVILLE           MS   .75 INCH HAIL
01/08/97   SIMPSON                        EARLIER SVS SHOWED
                                          LOCATION AS HARRISONVILLE
                                          INSTEAD OF HARRISVILLE

Local storm report, Jan 8, 8:13 AM CST, 1 hour 1 minute before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
812 AM CST WED JAN 08 1997

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0650 AM    1 S HARRISVILLE           MS   .75 INCH HAIL
01/08/97   SIMPSON                        EARLIER SVS SHOWED
                                          LOCATION AS HARRISONVILLE
                                          INSTEAD OF HARRISVILLET

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 8, 6:30 AM CST	Severe Thunderstorm Warning	JAN	Copiah, Simpson	45 min
Jan 8, 9:33 AM CST	Severe Thunderstorm Warning	JAN	Simpson	42 min
Jan 8, 10:03 AM CST	Severe Thunderstorm Warning	JAN	Smith	27 min
Jan 8, 10:43 AM CST	Severe Thunderstorm Warning	JAN	Newton	47 min
Jan 8, 10:50 AM CST	Severe Thunderstorm Warning	JAN	Adams, Franklin	40 min
Jan 8, 11:51 AM CST	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	54 min
Jan 8, 12:07 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Hinds	53 min
Jan 8, 12:52 PM CST	Severe Thunderstorm Warning	JAN	Rankin	53 min
Jan 8, 5:46 PM CST	Severe Thunderstorm Warning	JAN	Forrest	29 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1997 Every 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.