Alert archive / Mississippi / Flash Flood Warnings in 2003
Flash Flood Warning 48, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at May 5, 2003, 8:18 PM CDT for Grenada County, Mississippi. It was in force for 102 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
- May 5, 2003, 8:18 PM CDT (01:18 UTC)
- Expired
- May 5, 2003, 10:00 PM CDT
- In force
- 102 min
- Issued by
- NWS Jackson, MS
- Area
- Counties, with a storm outline in the text
County Grenada County, MS
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 1.3 hours before the alert went out and 114 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
- 1533 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 824 m above ground
- 0-6 km bulk shear
- 91 kt
- 0-1 km storm-relative helicity
- 202 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 4.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KJAN 060119 FFWJAN MSC043-060300- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE JACKSON MS 818 PM CDT MON MAY 5 2003 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * FLASH FLOOD WARNING FOR... GRENADA COUNTY IN NORTH CENTRAL MISSISSIPPI * UNTIL 1000 PM CDT * AT 818 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER GRENADA LAKE...OR ABOUT 5 MILES EAST OF GRENADA...MOVING EAST AT 50 MPH. RADAR ESTIMATED RAINFALL AMOUNTS NEAR 2 INCHES AN HOUR ARE FALLING OVER GRENADA COUNTY. THIS AREA HAS ALREADY HAD SIGNIFICANT STREET FLOODING FROM EARLIER STORMS. THROUGH 10 PM...AN ADDITIONAL 2 INCHES WILL BE POSSIBLE. 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 3389 8989 3373 8995 3371 8953 3386 8952 $$
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 7:01 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar | 59 min |
| May 5, 7:07 PM CDT | Flash Flood Warning | JAN | Bolivar | 3 hr |
| May 5, 7:15 PM CDT | Severe Thunderstorm Warning | JAN | Leflore | 40 min |
| May 5, 7:25 PM CDT | Tornado Warning | JAN | Sunflower | 20 min |
| May 5, 7:30 PM CDT | Tornado Warning | JAN | Bolivar | 40 min |
| May 5, 7:52 PM CDT | Severe Thunderstorm Warning | JAN | Carroll, Grenada | 43 min |
| May 5, 8:10 PM CDT | Tornado Warning | JAN | Bolivar | 60 min |
| May 5, 8:20 PM CDT | Tornado Warning | JAN | Grenada | 30 min |
| May 5, 8:32 PM CDT | Tornado Warning | JAN | Montgomery, Webster | 58 min |
| May 5, 8:35 PM CDT | Tornado Warning | JAN | Sunflower | 50 min |
| May 5, 8:39 PM CDT | Flash Flood Warning | JAN | Sunflower | 3 hr |
| May 5, 9:10 PM CDT | Tornado Warning | JAN | Bolivar | 25 min |
| May 5, 9:24 PM CDT | Tornado Warning | JAN | Clay | 31 min |
| May 5, 9:25 PM CDT | Tornado Warning | JAN | Sunflower | 30 min |
| May 5, 9:53 PM CDT | Tornado Warning | JAN | Lowndes | 27 min |
| May 5, 9:59 PM CDT | Severe Thunderstorm Warning | JAN | Grenada | 41 min |
| May 5, 11:55 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar | 30 min |
| May 6, 5:18 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 22 min |
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.