Alert archive / Mississippi / Flash Flood Warnings in 2003
Flash Flood Warning 93, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jun 30, 2003, 10:53 PM CDT for Clarke County, Jasper County, Jones County, 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
- Jun 30, 2003, 10:53 PM CDT (03:53 UTC)
- Expired
- Jul 1, 2003, 5:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Jackson, MS
- Area
- Counties, with a storm outline in the text
Counties Clarke County, MS, Jasper County, MS, Jones County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 3.9 hours before the alert went out and 119 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
- 42 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 541 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 187 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 010357
FFWJAN
MSC023-061-067-011000-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1053 PM CDT MON JUN 30 2003
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
JONES COUNTY IN SOUTHEAST MISSISSIPPI
CLARKE COUNTY IN EAST CENTRAL MISSISSIPPI
JASPER COUNTY IN EAST CENTRAL MISSISSIPPI
* UNTIL 500 AM CDT
* AT 1053 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED
WIDESPREAD RAIN AND ISOLATED EMBEDDED THUNDERSTORMS PRODUCING
VERY HEAVY RAIN OVER THE WARNED AREA.
RADAR ESTIMATED RAINFALL AMOUNTS OF HALF AN INCH PER HOUR WERE
COMMON. RAINFALL SHOULD INCREASE OVER THE NEXT FEW HOURS IN JASPER
AND CLARKE COUNTIES...WHERE 3 TO 5 INCHES OF RAIN HAS ALREADY FALLEN
IN THE PAST 36 HOURS.
RAINFALL RATES AROUND AN INCH PER HOUR ARE EXPECTED FOR SEVERAL HOURS
...RESULTING IN FLOODING OF CREEKS...STREAMS...SECONDARY ROADS...AND
LOW LYING AREAS WELL INTO THE NIGHT.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. MANY FLASH FLOOD DEATHS OCCUR
WHEN MOTORISTS ATTEMPT TO CROSS FLOODED ROADWAYS.
LAT...LON 3146 8937 3224 8932 3223 8847 3189 8846
3184 8892 3146 8892
$$
CRAVEN2 follow-up statements
000 WGUS74 KJAN 010810 FFSJAN MSC023-061-067-010955- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 254 AM CDT TUE JUL 1 2003 FLASH FLOOD WARNING CANCELED FOR... JONES COUNTY IN SOUTHEAST MISSISSIPPI JASPER COUNTY IN EAST CENTRAL MISSISSIPPI FLASH FLOOD WARNING REMAINS IN EFFECT FOR... CLARKE COUNTY IN EAST CENTRAL MISSISSIPPI LIGHT SHOWERS REMAIN IN JASPER COUNTY AND MOST RAINFALL HAS ENDED ACROSS JONES COUNTY. THE FLASH FLOOD WARNING HAS BEEN CANCELED FOR THOSE AREAS. RAINFALL CONTINUES OVER CLARKE COUNTY. DOPPLER RADAR ESTIMATES SHOW THAT TWO TO TWO AND ONE HALF INCHES OF RAIN HAVE FALLEN OVER THE PAST THREE HOURS IN NORTHERN SECTIONS OF CLARKE COUNTY. HOURLY AMOUNTS FROM ONE HALF INCH TO THREE QUARTERS OF AN INCH ARE STILL OCCURRING. THE FLASH FLOOD WARNING CONTINUES FOR CLARKE COUNTY AT THIS TIME. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. MANY FLASH FLOOD DEATHS OCCUR WHEN MOTORISTS ATTEMPT TO CROSS FLOODED ROADWAYS. $$
000 WGUS74 KJAN 010812 CCA FFSJAN MSC023-061-067-011000- FLASH FLOOD STATEMENT...CORRECTED EXPIRATION TIME NATIONAL WEATHER SERVICE JACKSON MS 254 AM CDT TUE JUL 1 2003 FLASH FLOOD WARNING CANCELED FOR... JONES COUNTY IN SOUTHEAST MISSISSIPPI JASPER COUNTY IN EAST CENTRAL MISSISSIPPI FLASH FLOOD WARNING REMAINS IN EFFECT FOR... CLARKE COUNTY IN EAST CENTRAL MISSISSIPPI LIGHT SHOWERS REMAIN IN JASPER COUNTY AND MOST RAINFALL HAS ENDED ACROSS JONES COUNTY. THE FLASH FLOOD WARNING HAS BEEN CANCELED FOR THOSE AREAS. RAINFALL CONTINUES OVER CLARKE COUNTY. DOPPLER RADAR ESTIMATES SHOW THAT TWO TO TWO AND ONE HALF INCHES OF RAIN HAVE FALLEN OVER THE PAST THREE HOURS IN NORTHERN SECTIONS OF CLARKE COUNTY. HOURLY AMOUNTS FROM ONE HALF INCH TO THREE QUARTERS OF AN INCH ARE STILL OCCURRING. THE FLASH FLOOD WARNING CONTINUES FOR CLARKE COUNTY AT THIS TIME. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. MANY FLASH FLOOD DEATHS OCCUR WHEN MOTORISTS ATTEMPT TO CROSS FLOODED ROADWAYS. $$
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 9:56 PM CDT | Flash Flood Warning | JAN | Jefferson Davis, Lawrence | 4 hr |
| Jun 30, 10:29 PM CDT | Flash Flood Warning | JAN | Forrest, Lamar, Marion | 4 hr |
| Jul 1, 12:49 AM CDT | Flash Flood Warning | JAN | Kemper, Lauderdale, Leake, Neshoba, Newton, Scott | 5 hr |
Nearby
Flash Flood Warnings in Mississippi, 2003Every 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.