Alert archive / Mississippi / Flash Flood Warnings in 2004

Flash Flood Warning 22, NWS Jackson, MS

February 6, 20046 counties in Mississippi

NWS Jackson, MS issued this flash flood warning at Feb 6, 2004, 12:00 AM CST for 6 counties in Mississippi. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Feb 6, 2004, 12:00 AM CST (06:00 UTC)
Expired: Feb 6, 2004, 6:00 AM CST
In force: 6 hr
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

Counties Covington County, MS, Jasper County, MS, Jefferson Davis County, MS, Lawrence County, MS, Simpson County, MS, Smith County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 6.0 hours before the alert went out and 65 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 810 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: -96 m²/s²
0-3 km storm-relative helicity: -71 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 
WGUS54 KJAN 060603
FFWJAN
MSC031-061-065-077-127-129-061200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1200 AM CST FRI FEB 6 2004

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  COVINGTON COUNTY IN SOUTHEAST MISSISSIPPI
  SMITH COUNTY IN CENTRAL MISSISSIPPI
  JASPER COUNTY IN EAST CENTRAL MISSISSIPPI
  LAWRENCE COUNTY IN SOUTH CENTRAL MISSISSIPPI
  JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI
  SIMPSON COUNTY IN CENTRAL MISSISSIPPI

* UNTIL 600 AM CST

* AT MIDNIGHT CST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE SHOWERS AND THUNDERSTORMS PRODUCING HEAVY RAINFALL OVER 
PORTIONS OF CENTRAL MISSISSIPPI. DOPPLER RADAR ESTIMATES THAT  3 TO 
6 INCHES OF RAIN HAS FALLEN OVER THIS AREA. AN ADDITIONAL 1 INCH OF 
RAIN CAN BE EXPECTED UNTIL THE STORMS MOVE OFF TO THE EAST. SOILS 
ARE ALREADY SATURATED...AND ANY ADDITIONAL RAINFALL WILL CREATE 
RUNOFF. THESE STORMS ARE MOVING OFF TO THE NORTHEAST AT 30 MPH.

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

MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.

LAT...LON 3203 9004 3208 8971 3225 8902 3203 8902
          3181 8934 3153 8944 3144 9021

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 5, 8:10 PM CST	Flash Flood Warning	JAN	Kemper, Lauderdale, Neshoba, Newton, Noxubee	6 hr
Feb 5, 8:40 PM CST	Tornado Warning	JAN	Marion	60 min
Feb 5, 9:08 PM CST	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis	57 min
Feb 5, 9:23 PM CST	Severe Thunderstorm Warning	JAN	Lamar	47 min
Feb 5, 9:44 PM CST	Severe Thunderstorm Warning	JAN	Forrest, Jones	41 min
Feb 5, 9:58 PM CST	Severe Thunderstorm Warning	JAN	Lawrence	57 min
Feb 5, 11:50 PM CST	Flash Flood Warning	JAN	Copiah, Lincoln, Rankin	3 hr

Nearby

Flash Flood Warnings in Mississippi, 2004 Every flash flood warning in 2004

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.