Alert archive / Mississippi / Flash Flood Warnings in 1995

Flash Flood Warning 45, NWS New Orleans, LA

December 18, 1995Jackson County, Mississippi

NWS New Orleans, LA issued this flash flood warning at Dec 18, 1995, 10:24 AM CST for Jackson County, Mississippi. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued: Dec 18, 1995, 10:24 AM CST (16:24 UTC)
Expired: Dec 18, 1995, 12:30 PM CST
In force: 2 hr
Issued by: NWS New Orleans, LA
Area: Whole counties

County Jackson County, MS

The radar

The Mobile radar (KMOB), 44 km from the middle of the area, began a volume at 16:23 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 4.4 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-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: 11 J/kg
Mixed-layer CIN: -240 J/kg
Mixed-layer LCL: 751 m above ground
0-6 km bulk shear: 66 kt
0-1 km storm-relative helicity: 487 m²/s²
0-3 km storm-relative helicity: 777 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 6.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNEW 181625
FFWNEW
MSC059-181830-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1024 AM CST MON DEC 18 1995
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1230 PM CST
FOR RESIDENTS IN THE FOLLOWING LOCATION...
 
IN SOUTH MISSISSIPPI
 
   ...JACKSON COUNTY
 
THE SLIDELL DOPPLER RADAR RAINFALL ESTIMATES SUGGEST AS MUCH AS 4 TO 5
INCHES OF RAINFALL MAY HAVE FALLEN THIS MORNING THROUGH 10 AM CST
GENERALLY NORTH OF THE MOSS POINT AREA.
 
JACKSON COUNTY CIVIL DEFENSE REPORTED SOME MINOR FLOODING NORTH OF MOSS
POINT.
 
SOME STREETS AND RURAL SECTIONS IN THE NORTHERN PART OF JACKSON COUNTY
MAY EXPERIENCE FLOODING DURING THE NEXT FEW HOURS AS SHOWERS AND
THUNDERSTORMS CONTINUE TO MOVE ACROSS THE AREA.
 
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.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
&

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 17, 6:19 PM CST	Tornado Warning	LIX	Hancock	26 min
Dec 17, 6:53 PM CST	Tornado Warning	LIX	Harrison	37 min
Dec 18, 6:57 AM CST	Severe Thunderstorm Warning	LIX	Pearl River	18 min
Dec 18, 7:54 AM CST	Severe Thunderstorm Warning	LIX	Jackson	21 min
Dec 18, 1:18 PM CST	Severe Thunderstorm Warning	LIX	Pearl River	42 min
Dec 18, 1:56 PM CST	Severe Thunderstorm Warning	LIX	Pearl River	49 min
Dec 18, 3:05 PM CST	Severe Thunderstorm Warning	LIX	Hancock, Pearl River	40 min
Dec 18, 3:17 PM CST	Severe Thunderstorm Warning	LIX	Harrison	58 min

Nearby

Flash Flood Warnings in Mississippi, 1995 Every 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; radar from the NEXRAD Level II archive.