Alert archive / Mississippi / Flash Flood Warnings in 1995

Flash Flood Warning 24, NWS New Orleans, LA

May 9, 1995Hancock County, Mississippi

NWS New Orleans, LA issued this flash flood warning at May 9, 1995, 12:25 AM CDT for Hancock County, Mississippi. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
May 9, 1995, 12:25 AM CDT (05:25 UTC)
Expired
May 9, 1995, 4:30 AM CDT
In force
4 hr
Issued by
NWS New Orleans, LA
Area
Whole counties

County Hancock County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 5.4 hours before the alert went out and 27 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 00:00Z on 1995-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2084 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, Slidell Radar S, LA at 00:00Z on 1995-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 229 square meters per square second.19395878Sfc1 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
2084 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
597 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
229 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
3.3
Supercell composite
15.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNEW 090526
FFWNEW
MSC045-090930-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1225 AM CDT TUE MAY 9 1995
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
FLASH FLOOD WARNING    EFFECTIVE UNTIL  430 AM CDT
FOR RESIDENTS IN THE FOLLOWING LOCATION...
 
IN SOUTH MISSISSIPPI
 
   ...SOUTHERN HANCOCK COUNTY
 
AT 1215 AM CDT NATIONAL WEATHER SERVICE RADAR INDICATED RAINFALL RATES
OF NEARLY 3 INCHES PER HOUR IN EXTREME SOUTHEASTERN ST TAMMANY PARISH
MOVING INTO SOUTHERN HANCOCK COUNTY MISSISSIPPI. WIDESPREAD STREET
FLOODING CAN BE EXPECTED OVER THE AREA DURING THE NEXT 2-3 HOURS.
RESIDENTS IN LOW LYING AREAS SHOULD MONITOR WATER LEVELS IN THEIR AREA
AND BE PREPARED TO TAKE ACTION SHOULD THE SITUATION WORSEN
SIGNIFICANTLY.
 
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A
SMALL ONE...ON FOOT.

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, 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, 9:50 AM CDTFlash Flood WarningLIXJackson4 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.