Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 9, NWS Jackson, MS

January 8, 1997Adams County, Franklin County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jan 8, 1997, 10:50 AM CST for Adams County, Franklin County, Mississippi. It was in force for 40 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jan 8, 1997, 10:50 AM CST (16:50 UTC)
Expired: Jan 8, 1997, 11:30 AM CST
In force: 40 min
Issued by: NWS Jackson, MS
Area: Whole counties

Counties Adams County, MS, Franklin County, MS

What was reported inside it

Time	Report	Where	Remark
Jan 8, 11:05 AM CST	Hail 1.25	Natchez, MS

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jan 8, 10:15 AM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 4.8 hours before the alert went out and 136 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 081652 RRA
SVRJAN
MSC001-037-081730-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1050 AM CST WED JAN 8 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST MISSISSIPPI
 
   ...SOUTHERN ADAMS COUNTY...FRANKLIN COUNTY
 
AT 1050 AM RADAR INDICATED SEVERE THUNDERSTORMS NEAR SANDY CREEK IN THE
NATIONAL FOREST. IT WAS TRACKING NORTHEAST AT 50 MILES AN HOUR. IT WILL
AFFECT THE COMMUNITIES OF ROXIE...MEADVILLE AND THE SURROUNDING RURAL
AREAS.
 
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.
<
 
69

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, 8:13 AM CST, 2 hours 37 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 HARRISVILLET

Special weather statement, Jan 8, 10:00 AM CST, 50 minutes before

MSZ001>082-090400-

MISSISSIPPI THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CST WED JAN 8 1997

A DEVELOPING STORM SYSTEM OVER THE GULF OF MEXICO IS SPREADING
ABUNDANT MOISTURE NORTHWARD OVER THE LOWER MISSISSIPPI VALLEY. THIS
MOISTURE IS RISING UP AND OVER A COLD LAYER OF AIR AT THE SURFACE...
BUT CAN STILL RESULT IN THUNDERSTORMS BECAUSE OF THE INSTABILITY OF
THE AIR ABOVE THE COLD AIR.

SOME OF THE THUNDERSTORMS TODAY AND TONIGHT MAY BECOME SEVERE... WITH
THE PRIMARY THREAT LARGE HAIL. HOWEVER... AS WARMER AIR BEGINS TO MOVE
NORTHWARD AT THE SURFACE FROM THE GULF OF MEXICO... STRONG SURFACE
BASED THUNDERSTORMS WILL BE POSSIBLE OVER THE SOUTHERN PART OF
MISSISSIPPI LATER TODAY AND TONIGHT AS WELL.

ACTIVATION OF STORM SPOTTERS...HAM RADIO AND EMERGENCY MANAGEMENT
PERSONNEL WILL LIKELY BE REQUIRED MAINLY OVER THE CENTRAL AND SOUTH
COUNTIES OF MISSISSIPPI TODAY AND TONIGHT.

Special weather statement, Jan 8, 10:07 AM CST, 43 minutes before

MSZ001>082-090400-

MISSISSIPPI THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CST WED JAN 8 1997

A DEVELOPING STORM SYSTEM OVER THE GULF OF MEXICO IS SPREADING
ABUNDANT MOISTURE NORTHWARD OVER THE LOWER MISSISSIPPI VALLEY. THIS
MOISTURE IS RISING UP AND OVER A COLD LAYER OF AIR AT THE SURFACE...
BUT CAN STILL RESULT IN THUNDERSTORMS BECAUSE OF THE INSTABILITY OF
THE AIR ABOVE THE COLD AIR.

SOME OF THE THUNDERSTORMS TODAY AND TONIGHT MAY BECOME SEVERE... WITH
THE PRIMARY THREAT LARGE HAIL. HOWEVER... AS WARMER AIR BEGINS TO MOVE
NORTHWARD AT THE SURFACE FROM THE GULF OF MEXICO... STRONG SURFACE
BASED THUNDERSTORMS WILL BE POSSIBLE OVER THE SOUTHERN PART OF
MISSISSIPPI LA,TER TODAY AND TONIGHT AS WELL.

ACTIVATION OF STORM SPOTTERS...HAM RADIO AND EMERGENCY MANAGEMENT
PERSONNEL WILL LIKELY BE REQUIRED MAINLY OVER THE CENTRAL AND SOUTH
COUNTIES OF MISSISSIPPI TODAY AND TONIGHT.

Local storm report, Jan 8, 10:21 AM CST, 29 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
1021 AM CST WED JAN 08 1997

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

1010 AM    DLO                      MS   .75 INCH HAIL
01/08/97   SIMPSON                        DIME SIZE HAIL COVERED
                                          GROUND IN DLO... 1.90
                                          INCHES OF RAIN IN 20 MINS

Local storm report, Jan 8, 10:25 AM CST, 25 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
1021 AM CST WED JAN 08 1997

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

1010 AM    D'LO                      MS   .75 INCH HAIL
01/08/97   SIMPSON                        DIME SIZE HAIL COVERED
                                          GROUND IN D'LO... 1.90
                                          INCHES OF RAIN IN 20 MINS

Special weather statement, Jan 8, 10:45 AM CST, 5 minutes before

ARZ074-075-MSZ001>029-034-090000-

WINTER WEATHER ADVISORY
NATIONAL WEATHER SERVICE JACKSON MS
1045 AM CST WED JAN 8 1997

...WINTER WEATHER ADVISORY REMAINS IN EFFECT TODAY FOR NORTH MISSISSIPPI
NORTH OF A LINE FROM NEAR CLARKSDALE TO TUPELO...

...WINTER WEATHER ADVISORY CANCELLED FOR SOUTHEAST ARKANSAS AND FOR
MISSISSIPPI COUNTIES SOUTH OF A LINE FROM NEAR CLARKSDALE TO TUPELO...

CITIES THAT REMAIN IN THE ADVISORY AREA INCLUDE CLARKSDALE...OXFORD
...TUPELO...AND HOLLY SPRINGS MISSISSIPPI.

PRECIPITATION WILL CONTINUE ACROSS REGION THIS AFTERNOON AS A LOW
PRESSURE SYSTEM TRACKS ACROSS THE AREA. COLD AIR NEAR THE SURFACE WILL
PRODUCE AREAS OF SLEET OR FREEZING RAIN OVER NORTH MISSISSIPPI THROUGH
THE EARLY AFTERNOON. FREEZING RAIN AND SLEET WILL PRODUCE SLICK
AREAS ON ROADWAYS THIS AFTERNOON...ESPECIALLY OVER BRIDGES AND
OVERPASSES...AND TRAVEL MAY BE DANGEROUS IN SOME AREAS. SMALL ICE
ACCUMULATIONS HAD OCCURED ON POWER LINES NEAR OXFORD DURING THE MORNING.

WARM AIR HAS BEGUN TO MOVE INTO THE STATE FROM THE SOUTH TODAY AND
WILL MOVE ACROSS NORTH MISSISSIPPI COUNTIES DURING THE AFTERNOON.
FREEZING RAIN AND SLEET WILL GRADUALLY CHANGE TO RAIN ACROSS THE
ADVISORY AREA BY LATE AFTERNOON.

ANYONE PLANNING TRAVEL ACROSS NORTHERN MISSISSIPPI SHOULD EXERCISE
CAUTION AND PLAN TO ALLOW EXTRA TRAVEL TIME. LISTEN TO NOAA WEATHER
RADIO FOR LATER STATEMENTS.

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, 9:14 AM CST	Severe Thunderstorm Warning	JAN	Copiah	31 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, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.