Alert archive / Mississippi / Flash Flood Warnings in 1995

Flash Flood Warning 32, NWS New Orleans, LA

May 9, 1995Jackson County, Mississippi

NWS New Orleans, LA issued this flash flood warning at May 9, 1995, 9:50 AM CDT for Jackson County, Mississippi. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
May 9, 1995, 9:50 AM CDT (14:50 UTC)
Expired
May 9, 1995, 1:45 PM CDT
In force
4 hr
Issued by
NWS New Orleans, LA
Area
Whole counties

County Jackson County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 2.8 hours before the alert went out and 106 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 1995-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1490 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1995-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 145 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
1490 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
583 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
145 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
1.0
Supercell composite
5.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNEW 091454
FFWNEW
MSC045-047-059-109-091845-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
950 AM CDT TUE MAY 9 1995
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
FLASH FLOOD WARNING    EFFECTIVE UNTIL  145 PM CDT
FOR RESIDENTS IN THE FOLLOWING LOCATIONS...
 
IN SOUTH MISSISSIPPI
 
   ...HANCOCK COUNTY...HARRISON COUNTY...JACKSON COUNTY
   ...SOUTHERN PEARL RIVER COUNTY
 
AT 9:30 AM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES
THAT STRONG THUNDERSTORMS CONTINUE OVER PORTIONS OF SOUTHEAST
MISSISSIPPI FROM SOUTHEAST HARRISON COUNTY TO NORTHEAST JACKSON
COUNTY MISSISSIPPI. HEAVY RAINFALL HAS SUBSIDED IN PEARL RIVER
AND HANCOCK COUNTIES. A NARROW LINE OF SHOWERS AND THUNDERSTORMS
STRETCH FROM NORTHEAST HARRISON COUNTY INTO SOUTHWEST LAKE
PONTCHARTRAIN. DOPPLER RAINFALL ESTIMATES OVER THE PAST THREE
HOURS RANGE FROM THREE-QUARTERS OF AN INCH OVER PEARL RIVER
COUNTY TO TWO TO FOUR INCHES OVER JACKSON AND HARRISON COUNTIES.
 
THE PEARL RIVER SHERIFF'S OFFICE REPORTS THAT 14 COUNTY ROADS
REMAIN PARTIALLY INPASSABLE INCLUDING I-59 NEAR EXIT 6 TO THE
LOUISIANA STATE LINE. HANCOCK SHERRIF'S OFFICE REPORTS SECTIONS
OF HIGHWAY 43 ARE UNDER WATER..WHILE HARRISON COUNTY SHERIFF'S
OFFICE HAS REPORTED MANY COUNTY ROADS STILL PARTIALLY UNDER WATER.
FLOOD WATERS WILL GRADUALLY SUBSIDE THROUGH LATER THIS MORNING AND
EARLY THIS AFTERNOON.
 
MOTORISTS SHOULD EXERCISE EXTREME CAUTION ON ROADWAYS. DO NOT
DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.
 
 
&

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

Local storm report, May 9, 4:44 AM CDT, 5 hours 6 minutes before
PRELIMINARY LOCAL STORM REPORTS
NATIONAL WEATHER SERVICE NEW ORLEANS LA
445 AM CDT TUE MAY  9 1995

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

1205 AM    PEARLINGTON               MS   PUBLIC REPORTS 2 TORNADOES ONE
05/09/95   HANCOCK                        IN THE DOWNTOWN AREA AND ONE NORTH
                                          OF TOWN.

1215 AM    PEARLINGTON               MS   PUBLIC REPORTS POSSIBLE TORNADO
05/09/95   HANCOCK                        DESTROYED 3 HOMES.

1215 AM    PEARLINGTON               MS   HANCOCK SHERIFF OFFICE REPORTS
05/09/95   HANCOCK                        NUMEROUS TREES DOWN.

145 AM     KILN AND DIAMOND HEAD     MS   WAVELAND POLICE DEPARTMENT REPORTS
05/09/95   HANCOCK                        EVACUATIONS DUE TO WATER ENTERING
                                          HOMES.
Local storm report, May 9, 4:48 AM CDT, 5 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORTS
NATIONAL WEATHER SERVICE NEW ORLEANS LA
450 AM CDT TUE MAY  9 1995

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

1133 PM    SLIDELL                   LA   TORNADO HEAVILY DAMAGED SEVERAL
05/08/95   ST TAMMANY                     HOMES IN THE EDEN ISLES AREA OF
                                          SLIDELL. FULL EXTENT OF DAMAGE
                                          AND OR INJURIES UNKNOWN AT THIS
                                          TIME.

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 11:43 PM CDTSevere Thunderstorm WarningLIXHancock62 min
May 9, 12:12 AM CDTTornado WarningLIXHancock48 min
May 9, 12:25 AM CDTFlash Flood WarningLIXHancock4 hr
May 9, 1:00 AM CDTSevere Thunderstorm WarningLIXHancock, Harrison60 min
May 9, 1:51 AM CDTFlash Flood WarningLIXHancock, Harrison, Pearl River4 hr
May 9, 1:59 AM CDTSevere Thunderstorm WarningLIXHarrison61 min
May 9, 2:36 AM CDTSevere Thunderstorm WarningLIXPearl River69 min
May 9, 3:42 AM CDTSevere Thunderstorm WarningLIXHancock, Harrison63 min
May 9, 4:34 AM CDTTornado WarningLIXHarrison56 min
May 9, 5:17 AM CDTSevere Thunderstorm WarningLIXHarrison58 min
May 9, 5:31 AM CDTFlash Flood WarningLIXHancock, Harrison, Pearl River4 hr
May 9, 5:53 AM CDTSevere Thunderstorm WarningLIXJackson67 min
May 9, 6:22 AM CDTSevere Thunderstorm WarningLIXHarrison68 min
May 9, 6:51 AM CDTSevere Thunderstorm WarningLIXJackson69 min
May 9, 7:28 AM CDTSevere Thunderstorm WarningLIXHarrison, Jackson62 min
May 9, 9:03 AM CDTTornado WarningLIXJackson27 min
May 9, 9:33 AM CDTTornado WarningLIXHarrison, Jackson57 min
May 9, 9:50 AM CDTFlash Flood WarningLIXHancock, Harrison, Pearl River4 hr
May 9, 10:22 AM CDTTornado WarningLIXHarrison, Jackson68 min
May 9, 11:43 AM CDTTornado WarningLIXHancock, Harrison62 min
May 9, 12:46 PM CDTTornado WarningLIXHarrison, Jackson59 min
May 9, 6:06 PM CDTSevere Thunderstorm WarningLIXHarrison69 min

Nearby

Flash Flood Warnings in Mississippi, 1995Every flash flood warning in 1995

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.