Alert archive / Mississippi / Flash Flood Warnings in 2002
Flash Flood Warning 28, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Aug 5, 2002, 5:59 PM CDT for Jefferson Davis County, Lawrence County, Marion County, Mississippi. It was in force for 3 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
- Aug 5, 2002, 5:59 PM CDT (22:59 UTC)
- Expired
- Aug 5, 2002, 8:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Jackson, MS
- Area
- Counties, with a storm outline in the text
Counties Jefferson Davis County, MS, Lawrence County, MS, Marion County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 11.0 hours before the alert went out and 94 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.
- Mixed-layer CAPE
- 133 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 964 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KJAN 052259
FFWJAN
MSC065-077-091-060130-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
558 PM CDT MON AUG 5 2002
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI
LAWRENCE COUNTY IN SOUTH CENTRAL MISSISSIPPI
NORTHERN MARION COUNTY IN SOUTH CENTRAL MISSISSIPPI
* UNTIL 830 PM CDT
* AT 558 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER NORTHERN MARION
COUNTY...AND MUCH OF JEFFERSON DAVIS AND LAWRENCE COUNTIES. THE
HEAVY RAIN HAS BEEN MOVING SLOWLY NORTH...AND CONTINUES TO
REGENERATE IN THE SAME AREA. REPORTS FROM NORTHERN MARION COUNTY
INDICATE THAT CREEKS AND ROADS ARE BEGINNING TO FLOOD. AN ADDITIONAL
ONE TO TWO INCHES OF RAIN IS LIKELY DURING THE NEXT ONE TO TWO HOURS.
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.
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 3130 8991 3124 8971 3148 8971 3177 8979
3175 9008 3156 90131 follow-up statement
000 WGUS74 KJAN 060127 FFSJAN MSC065-077-091-060131- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 825 PM CDT MON AUG 5 2002 FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE AT 830 AM CDT FOR... JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI LAWRENCE COUNTY IN SOUTH CENTRAL MISSISSIPPI NORTHERN MARION COUNTY IN SOUTH CENTRAL MISSISSIPPI AT 825 AM...RADAR INDICATED THAT RAINFALL INTENSITY HAD DECREASED SIGNIFICANTLY OVER JEFFERSON DAVIS...LAWRENCE...AND MARION COUNTIES...AND THAT FLASH FLOODING IS NO LONGER A THREAT.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 3:28 PM CDT | Tornado Warning | JAN | Marion | 32 min |
Nearby
Flash Flood Warnings in Mississippi, 2002Every flash flood warning in 2002
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.