Alert archive / Mississippi / Flash Flood Warnings in 1998

Flash Flood Warning 20, NWS Jackson, MS

March 8, 19984 counties in Mississippi

NWS Jackson, MS issued this flash flood warning at Mar 8, 1998, 1:20 AM CST for 4 counties in Mississippi. It was in force for 115 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
Mar 8, 1998, 1:20 AM CST (07:20 UTC)
Expired
Mar 8, 1998, 3:15 AM CST
In force
115 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Covington County, MS, Forrest County, MS, Jones County, MS, Lamar County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 7.3 hours before the alert went out and 121 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 00:00Z on 1998-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 1998-03-08The 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
572 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
376 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 080722
FFWJAN
MSC067-031-091-035-073-080915-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
120 AM CST SUN MAR 8 1998
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  315 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSISSIPPI
 
   ...JONES COUNTY
 
IN SOUTH CENTRAL MISSISSIPPI
 
   ...COVINGTON COUNTY...MARION COUNTY
 
IN SOUTHEAST MISSISSIPPI
 
   ...FORREST COUNTY...LAMAR COUNTY
 
AT 115 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SHOWERS AND
THUNDERSTORMS CONTINUING OVER SOUTHEAST MISSISSIPPI. IN THESE STORMS
LOCALLY HEAVY RAINFALL WAS OCCURRING WITH HOURLY AMOUNTS AROUND 1 INCH
AT SOME LOCATIONS.  NUMEROUS STREETS WERE REPORTED FLOODED IN THE
HATTIESBURG AREA.
 
ADDITIONAL SHOWERS AND THUNDERSTORMS WILL TRACK OVER SOUTHEAST
MISSISSIPPI THROUGH 3 AM.  MANY AREAS HAVE ALREADY RECEIVED RAINFALL
AMOUNTS BETWEEN 2 AND 4 INCHES ON SATURDAY.  THEREFORE...THE SOILS ARE
SATURATED AND ANY ADDITIONAL RAINFALL WILL BECOME RUNOFF.
 
AT NIGHT BE ESPECIALLY CAUTIOUS WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  DO NOT DRIVE YOUR CAR INTO
AREASl WHERE WATER COVERS THE ROAD.  THE WATER DEPTH MAY BE TOO DEEP TO
ALLOW YOU TO CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER MUST BE
ABANDONED QUICKLY.
 
66

What forecasters said that day

The local office's own words before this flash flood 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 7, 7:34 PM CST, 5 hours 46 minutes before
ARZ074-075-MSZ018-019-025>027-034>036-080330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
734 PM CST SAT MAR 7 1998

...STRONG WIND GUSTS ACROSS THE DELTA REGION...

A DEEPENING LOW PRESSURE SYSTEM ACROSS ARKANSAS IN COMBINATION WITH OUTFLOW
FROM THUNDERSTORMS HAS RESULTED IN STRONG WINDS ACROSS THE DELTA COUNTIES
OF MISSISSIPPI AND EXTREME SOUTHEAST ARKANSAS. WINDS AT THE GREENWOOD AND
GREENVILLE AIRPORTS HAVE GUSTED AS HIGH AS 35 TO 40 MPH BETWEEN 630 AND 730
PM SATURDAY EVENING.

THE LOW PRESSURE SYSTEM IS EXPECTED TO CONTINUE TO DEEPEN AND MOVE SLOWLY
NORTHWARD DURING THE NIGHT. STRONG WIND GUSTS FROM THE EAST AND SOUTHEAST
CAN BE EXPECTED TO CONTINUE FOR THE NEXT SEVERAL HOURS...ESPECIALLY WITH
ANY THUNDERSTORMS THAT MAY MOVE THROUGH. THE WIND WILL GRADUALLY BECOME
SOUTHERLY AFTER MIDNIGHT AND FINALLY SWITCH TO THE WEST ON SUNDAY.
Special weather statement, Mar 7, 7:34 PM CST, 5 hours 46 minutes before
ARZ074-075-MSZ018-019-025>027-034>036-080330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
734 PM CST SAT MAR 7 1998

...STRONG WIND GUSTS ACROSS THE DELTA REGION...

A DEEPENING LOW PRESSURE SYSTEM ACROSS ARKANSAS IN COMBINATION WITH OUTFLOW
FROM THUNDERSTORMS HAS RESULTED IN STRONG WINDS ACROSS THE DELTA COUNTIES
OF MISSISSIPPI AND EXTREME SOUTHEAST ARKANSAS. WINDS AT THE GREENWOOD AND
GREENVILLE AIRPORTS HAVE GUSTED AS HIGH AS 35 TO 40 MPH BETWEEN 630 AND 730
PM SATURDAY EVENING.

THE LOW PRESSURE SYSTEM IS EXPECTED TO CONTINUE TO DEEPEN AND MOVE SLOWLY
NORTHWARD DURING THE NIGHT. STRONG WIND GUSTS FROM THE EAST AND SOUTHEAST
CAN BE EXPECTED TO CONTINUE FOR THE NEXT SEVERAL HOURS...ESPECIALLY WITH
ANY THUNDERSTORMS THAT MAY MOVE THROUGH. THE WIND WILL GRADUALLY BECOME
SOUTHERLY AFTER MIDNIGHT AND FINALLY SWITCH TO THE WEST ON SUNDAY.
Special weather statement, Mar 7, 9:43 PM CST, 3 hours 37 minutes before
ARZ075-MSZ018-019-025>029-032>052-055>058-080545-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
943 PM CST SAT MAR 7 1998

...STRONG WIND GUSTS ACROSS THE REGION ASSOCIATED WITH DEEPENING LOW
PRESSURE...

A DEEPENING LOW PRESSURE SYSTEM ACROSS ARKANSAS IN COMBINATION WITH OUTFLOW
FROM THUNDERSTORMS HAS RESULTED IN STRONG WINDS ACROSS A LARGE PART OF
CENTRAL MISSISSIPPI AND EXTREME SOUTHEAST ARKANSAS. WINDS HAVE BEEN GUSTING
AS HIGH AS 40 MPH AT SEVERAL LOCATIONS.

THE LOW PRESSURE SYSTEM IS EXPECTED TO CONTINUE TO DEEPEN AND MOVE SLOWLY
NORTHWARD DURING THE NIGHT. STRONG WIND GUSTS FROM THE EAST AND SOUTHEAST
CAN BE EXPECTED TO CONTINUE FOR THE NEXT SEVERAL HOURS...ESPECIALLY WITH
ANY THUNDERSTORMS THAT MAY MOVE THROUGH. THE WIND WILL GRADUALLY BECOME
SOUTHERLY AFTER MIDNIGHT AND FINALLY SWITCH TO THE WEST ON SUNDAY.
Special weather statement, Mar 7, 9:43 PM CST, 3 hours 37 minutes before
ARZ075-MSZ018-019-025>029-032>052-055>058-080545-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
943 PM CST SAT MAR 7 1998

...STRONG WIND GUSTS ACROSS THE REGION ASSOCIATED WITH DEEPENING LOW
PRESSURE...

A DEEPENING LOW PRESSURE SYSTEM ACROSS ARKANSAS IN COMBINATION WITH OUTFLOW
FROM THUNDERSTORMS HAS RESULTED IN STRONG WINDS ACROSS A LARGE PART OF
CENTRAL MISSISSIPPI AND EXTREME SOUTHEAST ARKANSAS. WINDS HAVE BEEN GUSTING
AS HIGH AS 40 MPH AT SEVERAL LOCATIONS.

THE LOW PRESSURE SYSTEM IS EXPECTED TO CONTINUE TO DEEPEN AND MOVE SLOWLY
NORTHWARD DURING THE NIGHT. STRONG WIND GUSTS FROM THE EAST AND SOUTHEAST
CAN BE EXPECTED TO CONTINUE FOR THE NEXT SEVERAL HOURS...ESPECIALLY WITH
ANY THUNDERSTORMS THAT MAY MOVE THROUGH. THE WIND WILL GRADUALLY BECOME
SOUTHERLY AFTER MIDNIGHT AND FINALLY SWITCH TO THE WEST ON SUNDAY.
Local storm report, Mar 8, 1:03 AM CST, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
103 AM CST SUN MAR 08 1998

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

0855 AM    MILO                      AR   WIND DAMAGE
03/07/98   ASHLEY                         FOUR HOUSES DAMAGED AND
                                          FOUR BARNS DEMOLISHED.
                                          ALSO GOLFBALL HAIL.

0855 AM    FOUNTAIN HILL             AR   1.75 INCH HAIL
03/07/98   ASHLEY                         HAIL ACCUMULATED THREE
                                          INCHES DEEP ON THE GROUND.

1140 AM                              LA   .75 INCH HAIL
03/07/98   CATAHOULA

1148 AM                              LA   2.75 INCH HAIL
03/07/98   CATAHOULA                      TWO REPORTS IN THE PARISH.

1247 PM    BROOKHAVEN                MS   .88 INCH HAIL
03/07/98   LINCOLN                        JUST NORTH OF BROOKHAVEN.

0800 PM    2 W RALEIGH               MS   FLOODING
03/07/98   SMITH                          ROADS FLOODED KNEE DEEP.

0800 PM                              MS   FLOODING
03/07/98   LAMAR                          SEVERAL ROADS UNDER WATER
                                          AND CREEKS OUT OF THEIR
                                          BANKS.

0830 PM    ROCK HILL                 MS   FLOODING
03/07/98   COVINGTON                      ROAD CLOSED.

0830 PM    PETAL                     MS   FLOODING
03/07/98   FORREST                        NUMEROUS ROADS CLOSED.

1100 PM    PETAL                     MS   FLOODING
03/07/98   FORREST                        HOUSES BEGINNING TO FLOOD.
Local storm report, Mar 8, 1:03 AM CST, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
103 AM CST SUN MAR 08 1998

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

0855 AM    MILO                      AR   WIND DAMAGE
03/07/98   ASHLEY                         FOUR HOUSES DAMAGED AND
                                          FOUR BARNS DEMOLISHED.
                                          ALSO GOLFBALL HAIL.

0855 AM    FOUNTAIN HILL             AR   1.75 INCH HAIL
03/07/98   ASHLEY                         HAIL ACCUMULATED THREE
                                          INCHES DEEP ON THE GROUND.

1140 AM                              LA   .75 INCH HAIL
03/07/98   CATAHOULA

1148 AM                              LA   2.75 INCH HAIL
03/07/98   CATAHOULA                      TWO REPORTS IN THE PARISH.

1247 PM    BROOKHAVEN                MS   .88 INCH HAIL
03/07/98   LINCOLN                        JUST NORTH OF BROOKHAVEN.

0800 PM    2 W RALEIGH               MS   FLOODING
03/07/98   SMITH                          ROADS FLOODED KNEE DEEP.

0800 PM                              MS   FLOODING
03/07/98   LAMAR                          SEVERAL ROADS UNDER WATER
                                          AND CREEKS OUT OF THEIR
                                          BANKS.

0830 PM    ROCK HILL                 MS   FLOODING
03/07/98   COVINGTON                      ROAD CLOSED.

0830 PM    PETAL                     MS   FLOODING
03/07/98   FORREST                        NUMEROUS ROADS CLOSED.

1100 PM    PETAL                     MS   FLOODING
03/07/98   FORREST                        HOUSES BEGINNING TO FLOOD.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 7, 7:41 PM CSTFlash Flood WarningJANJefferson Davis, Lawrence, Simpson, Smith2 hr
Mar 7, 8:05 PM CSTFlash Flood WarningJANCovington, Forrest, Jones, Lamar3 hr
Mar 7, 8:05 PM CSTFlash Flood WarningJANMarion3 hr
Mar 7, 11:00 PM CSTFlash Flood WarningJANLamar, Marion2 hr
Mar 7, 11:00 PM CSTFlash Flood WarningJANCovington, Forrest, Jones2 hr
Mar 8, 1:20 AM CSTFlash Flood WarningJANMarion115 min
Mar 8, 3:31 PM CSTSevere Thunderstorm WarningJANLeflore, Sunflower44 min

Nearby

Flash Flood Warnings in Mississippi, 1998Every flash flood warning in 1998

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.