Alert archive / Mississippi / Flash Flood Warnings in 2003

Flash Flood Warning 4, NWS New Orleans, LA

June 7, 2003Harrison County, Jackson County, Mississippi

NWS New Orleans, LA issued this flash flood warning at Jun 7, 2003, 1:20 AM CDT for Harrison County, Jackson County, Mississippi. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 7, 2003, 1:20 AM CDT (06:20 UTC)
Expired: Jun 7, 2003, 5:15 AM CDT
In force: 4 hr
Issued by: NWS New Orleans, LA
Area: Whole counties

Counties Harrison County, MS, Jackson County, MS

The radar

The Mobile radar (KMOB), 64 km from the middle of the area, began a volume at 06:24 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 00:00Z, 6.3 hours before the alert went out and 84 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: 472 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 962 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 39 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KLIX 070621
FFWNEW
MSC047-059-071015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
120 AM CDT SAT JUN 7 2003

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HARRISON COUNTY IN SOUTHERN MISSISSIPPI
  THIS INCLUDES THE CITIES OF...ST. MARTIN...LONG BEACH...GULFPORT...
  BILOXI
  JACKSON COUNTY IN SOUTHERN MISSISSIPPI
  THIS INCLUDES THE CITIES OF...OCEAN SPRINGS...MOSS POINT...
  ESCATAWPA

* UNTIL 515 AM CDT

* AT 118 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY
  HEAVY RAIN IN A SOLID LINE OF SHOWERS AND THUNDERSTORMS FROM 
  ESCATAWPA TO NEAR BILOXI TO JUST NORTH OF PASS CHRISTIAN. THE AREA
  OF HEAVY RAIN WAS DRIFTING SLOWLY NORTH. RADAR ESTIMATED RAINFALL
  AMOUNTS OF 2 TO 4 INCHES HAS OCCURRED SINCE MIDNIGHT JUST NORTH OF
  PASS CHRISTIAN AND LONG BEACH WITH 1 TO 2 INCH AMOUNTS ACROSS
  GULFPORT...BILOXI...AND ESCATAWPA. ADDITIONAL RAINFALL AMOUNTS OF 
  1 TO 3 INCHES ARE LIKELY THROUGH 3 AM ACROSS HARRISON AND JACKSON
  COUNTIES. SEVERE PONDING OR FLOODING OF INTERSTATE 10 IS LIKELY.

* OTHER LOCATIONS IN THE WARNING INCLUDE GAUTIER...GULF PARK
  ESTATES...LYMAN...VANCLEAVE AND WADE

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED. MOVE TO HIGHER
GROUND.

CAMPERS IN THE WARNED AREA MUST MOVE TO HIGHER GROUND IMMEDIATELY.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.

TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE.

$$

1 follow-up statement

000 
WGUS74 KLIX 070745
FFSNEW
MSC047-059-070845-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
244 AM CDT SAT JUN 7 2003

...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT FOR HARRISON AND
   JACKSON COUNTIES HAS BEEN CANCELLED... 

AT 240 AM...RADAR INDICATED THE HEAVY RAIN THAT PROMPTED THE FLASH 
FLOOD WARNING FOR HARRISON AND JACKSON COUNTIES HAD DIMINISHED.
LAW ENFORCEMENT OFFICIALS REPORTED HIGH WATER ON SOME ROADS IN 
HARRISON COUNTY...HOWEVER ALL ROADS REMAINED PASSABLE. JACKSON 
COUNTY REPORTED NO HIGH WATER PROBLEMS. MOTORISTS MAY STILL 
EXPERIENCE PONDING OF WATER ON ROADS THROUGH DAYBREAK. ALSO...MINOR 
FLOODING OF SOME SMALL STREAMS AND RIVERS IS POSSIBLE. 

$$

Nearby

Flash Flood Warnings in Mississippi, 2003 Every flash flood warning in 2003

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.