Alert archive / Mississippi / Flash Flood Warnings in 2003

Flash Flood Warning 73, NWS Jackson, MS

June 15, 2003Lauderdale County, Mississippi

NWS Jackson, MS issued this flash flood warning at Jun 15, 2003, 6:38 PM CDT for Lauderdale County, Mississippi. It was in force for 112 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 15, 2003, 6:38 PM CDT (23:38 UTC)
Expired: Jun 15, 2003, 8:30 PM CDT
In force: 112 min
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

County Lauderdale County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.6 hours before the alert went out and 129 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: 684 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 736 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 93 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KJAN 152339
FFWJAN
MSC075-160130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
638 PM CDT SUN JUN 15 2003

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LAUDERDALE COUNTY IN EAST CENTRAL MISSISSIPPI

* UNTIL 830 PM CDT

* AT 638 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED   
THUNDERSTORMS PRODUCING VERY HEAVY RAIN DEVELOPING OVER MERIDIAN AND 
JUST TO THE SOUTHWEST...MOVING NORTHEAST AT 20 MPH.

RADAR ESTIMATED RAINFALL AMOUNTS OF ONE TO TWO INCHES PER HOUR ARE 
LIKELY BEFORE THEY DIMINISH.

VERY HEAVY RAIN WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND
STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS
OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT IS
IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.

LAT...LON 3235 8890 3222 8876 3229 8845 3258 8841
          3257 8883

$$

1 follow-up statement

000 
WGUS74 KJAN 160058
FFSJAN
MSC075-160130-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
757 PM CDT SUN JUN 15 2003

FLASH FLOOD WARNING HAS BEEN CANCELED FOR...

LAUDERDALE COUNTY IN EAST CENTRAL MISSISSIPPI

THE HEAVY RAIN PRODUCING THUNDERSTORMS THAT PROMPTED THE FLASH FLOOD 
WARNING HAVE DIMINISHED AND MOVED OUT OF THE AREA...THUS THE WARNING 
HAS BEEN CANCELED.

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 1:33 PM CDT	Severe Thunderstorm Warning	JAN	Franklin, Lincoln	47 min
Jun 15, 2:12 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	43 min
Jun 15, 2:35 PM CDT	Flash Flood Warning	JAN	Lincoln	2 hr
Jun 15, 2:40 PM CDT	Severe Thunderstorm Warning	JAN	Lincoln	30 min
Jun 15, 2:48 PM CDT	Severe Thunderstorm Warning	JAN	Lawrence	52 min
Jun 15, 3:56 PM CDT	Severe Thunderstorm Warning	JAN	Madison	49 min
Jun 15, 4:02 PM CDT	Flash Flood Warning	JAN	Hinds, Madison, Rankin	3 hr
Jun 15, 4:12 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Simpson, Smith	43 min
Jun 15, 4:52 PM CDT	Severe Thunderstorm Warning	JAN	Smith	38 min
Jun 15, 5:11 PM CDT	Flash Flood Warning	JAN	Scott	119 min
Jun 15, 5:28 PM CDT	Severe Thunderstorm Warning	JAN	Newton, Scott	57 min

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.