Alert archive / Mississippi / Flash Flood Warnings in 2002
Flash Flood Warning 31, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Sep 26, 2002, 2:45 AM CDT for Forrest County, Lamar County, Marion County, Mississippi. It was in force for 4 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
- Sep 26, 2002, 2:45 AM CDT (07:45 UTC)
- Expired
- Sep 26, 2002, 6:40 AM CDT
- In force
- 4 hr
- Issued by
- NWS Jackson, MS
- Area
- Counties, with a storm outline in the text
Counties Forrest County, MS, Lamar County, MS, Marion County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 7.8 hours before the alert went out and 102 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
- 201 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 461 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 365 m²/s²
- 0-3 km storm-relative helicity
- 455 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KJAN 260745
FFWJAN
MSC035-073-091-261140-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
241 AM CDT THU SEP 26 2002
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MARION COUNTY IN SOUTH CENTRAL MISSISSIPPI
LAMAR COUNTY IN SOUTHEAST MISSISSIPPI
FORREST COUNTY IN SOUTHEAST MISSISSIPPI
* UNTIL 640 AM CDT
* AT 241 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY RAIN
ACROSS THE SOUTHERN PORTIONS OF FORREST...LAMAR AND MARION
COUNTIES.
RADAR ESTIMATED RAINFALL AMOUNTS OF 1 TO 2 INCHES PER HOUR ACROSS
THIS AREA. RAINFALL OVER THE PAST 24 HOURS HAS BEEN BETWEEN 3 AND 5
INCHES AND THE GROUND IS SATURATED. OVER THE NEXT 4 HOURS...AN
ADDITIONAL 3 TO 5 INCHES MAY BE POSSIBLE.
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 3105 8980 3105 8935 3095 8932 3095 8914
3143 8917 3142 8979 3134 89992 follow-up statements
000 WGUS74 KJAN 260919 FFSJAN MSC035-073-091-261140- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 419 AM CDT THU SEP 26 2002 FLASH FLOOD WARNING REMAINS IN EFFECT FOR... MARION COUNTY IN SOUTH CENTRAL MISSISSIPPI LAMAR COUNTY IN SOUTHEAST MISSISSIPPI FORREST COUNTY IN SOUTHEAST MISSISSIPPI. UNTIL 640 AM. OVER THE PAST HOUR...1 TO 2 INCHES OF RAIN HAS FALLEN ACROSS THE WARNED AREA. A FEW STREETS WERE REPORTED FLOODED IN MARION COUNTY. THERE WILL BE SOMEWHAT OF A BREAK IN THE HEAVY RAIN THROUGH 445 AM. HOWEVER...MORE RAIN AND THUNDERSTORMS ARE DEVELOPING ALONG THE COAST. THESE STORMS ARE MOVING TO THE NORTHWEST AND WILL EFFECT THE WARNED COUNTIES SHORTLY. AN ADDITIONAL 2 TO 3 INCHES OF RAIN WILL BE POSSIBLE THROUGH 640 AM. 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.
000 WGUS74 KJAN 261009 FFSJAN MSC035-073-091-261140- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 509 AM CDT THU SEP 26 2002 FLASH FLOOD WARNING REMAINS IN EFFECT FOR... MARION COUNTY IN SOUTH CENTRAL MISSISSIPPI LAMAR COUNTY IN SOUTHEAST MISSISSIPPI FORREST COUNTY IN SOUTHEAST MISSISSIPPI. UNTIL 640 AM. OVER THE PAST SEVERAL HOURS...3 TO 6 INCHES OF RAIN HAS FALLEN ACROSS THE WARNED AREA. THROUGH 6 AM...A CLUSTER OF THUNDERSTORMS WILL MOVE ACROSS THE AREA AND PRODUCE NEAR 2 INCHES OF RAIN. THIS QUICK AMOUNT OF RAIN WILL CAUSE PROBLEMS AS THE GROUND CANNOT HOLD ANY MORE WATER. THROUGH 640 AM...MORE SHOWERS AND STORMS WILL MOVE NORTHWEST FROM THE GULF COAST POSSIBLY ADDING ANOTHER 1 TO 2 INCHES. 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.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 26, 12:05 AM CDT | Flash Flood Warning | JAN | Bolivar, Carroll, Grenada, Holmes, Humphreys, Issaquena and 5 more | 15 hr |
| Sep 26, 6:08 AM CDT | Severe Thunderstorm Warning | JAN | Forrest, Lamar | 32 min |
| Sep 26, 6:39 AM CDT | Flash Flood Warning | JAN | Copiah, Franklin, Lincoln | 3 hr |
| Sep 26, 7:59 AM CDT | Flash Flood Warning | JAN | Claiborne, Hinds, Jefferson, Madison | 2 hr |
| Sep 26, 8:16 AM CDT | Flash Flood Warning | JAN | Clarke, Jasper, Kemper, Lauderdale, Leake, Neshoba and 4 more | 3 hr |
| Sep 26, 9:28 AM CDT | Flash Flood Warning | JAN | Copiah, Franklin, Lincoln | 3 hr |
| Sep 26, 9:56 AM CDT | Flash Flood Warning | JAN | Claiborne, Hinds, Madison, Rankin, Warren, Yazoo | 3 hr |
| Sep 26, 12:05 PM CDT | Flash Flood Warning | JAN | Bolivar, Carroll, Grenada, Holmes, Humphreys, Issaquena and 5 more | 3 hr |
| Sep 26, 12:17 PM CDT | Flash Flood Warning | JAN | Claiborne, Copiah, Franklin, Jefferson, Lincoln | 3 hr |
| Sep 26, 12:32 PM CDT | Flash Flood Warning | JAN | Bolivar, Carroll, Grenada, Holmes, Humphreys, Issaquena and 5 more | 2 hr |
| Sep 26, 12:56 PM CDT | Flash Flood Warning | JAN | Hinds, Warren, Yazoo | 2 hr |
| Sep 26, 3:01 PM CDT | Flash Flood Warning | JAN | Bolivar, Carroll, Grenada, Holmes, Humphreys, Issaquena and 5 more | 3 hr |
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.