Alert archive / Mississippi / Flash Flood Warnings in 2012
Flash Flood Warning 41, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Apr 17, 2012, 9:54 AM CDT for Holmes County, Yazoo County, Mississippi. It was in force for 4 hr. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 17, 2012, 9:54 AM CDT (14:54 UTC)
- Expired
- Apr 17, 2012, 2:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Holmes County, MS, Yazoo County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 60 km from the middle of the area, began a volume at 14:56 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 17, 10:30 AM CDT | FLASH FLOOD | 4 Se Coxburg, MS | WATER WAS REPORTED OVER A ROAD NEAR THE ZEIGLERVILLE COMMUNITY...RESULTING IN A TRAFFIC ACCIDENT |
| Apr 17, 11:25 AM CDT | FLASH FLOOD | 1 Nne Myrleville, MS | FLOODING WAS REPORTED ON LUTHER DAVIS ROAD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 2.9 hours before the alert went out and 51 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
- 157 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 444 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 112 m²/s²
- 0-3 km storm-relative helicity
- 219 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
792
WGUS54 KJAN 171454
FFWJAN
MSC051-163-171900-
/O.NEW.KJAN.FF.W.0041.120417T1454Z-120417T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
954 AM CDT TUE APR 17 2012
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
HOLMES COUNTY IN CENTRAL MISSISSIPPI...
YAZOO COUNTY IN CENTRAL MISSISSIPPI...
THIS INCLUDES THE CITY OF YAZOO CITY...
* UNTIL 200 PM CDT
* AT 953 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN MOVING REPEATEDLY NORTH
ACROSS THE WARNING AREA. ESTIMATED RADAR RAINFALL AMOUNTS...ON THE
ORDER OF TWO TO FOUR INCHES...HAVE OCCURRED IN THE PAST THREE
HOURS.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
COXBURG...EMORY...TOLARVILLE...BROZVILLE...EBENEZER...FRANKLIN...
BOWLING GREEN...MCMILLAN...MIDWAY AND LEXINGTON
HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT FEW
HOURS WITH AN ADDITIONAL TWO INCHES POSSIBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3322 8978 3267 9022 3266 9028 3261 9033
3258 9040 3258 9044 3251 9052 3251 9055
3253 9056 3253 9059 3255 9059 3255 9066
3258 9066 3277 9050 3329 9002
$$
EEC1 follow-up statement
313
WGUS74 KJAN 171735
FFSJAN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1235 PM CDT TUE APR 17 2012
MSC051-163-171900-
/O.CON.KJAN.FF.W.0041.000000T0000Z-120417T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HOLMES MS-YAZOO MS-
1235 PM CDT TUE APR 17 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 PM CDT FOR YAZOO
AND HOLMES COUNTIES...
AT 1233 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
DETECT HEAVY RAIN ACROSS MAINLY EASTERN PORTIONS OF YAZOO AND HOLMES
COUNTIES. ESTIMATED RADAR RAINFALL AMOUNTS...ON THE ORDER OF THREE
TO FIVE INCHES...HAVE OCCURRED IN THE PAST SIX HOURS AND THERE HAVE
ALREADY BEEN A FEW PUBLIC REPORTS OF FLOODING IN THE PAST HOUR EAST
AND SOUTHEAST OF YAZOO CITY IN YAZOO COUNTY.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
COXBURG...EMORY...TOLARVILLE...BROZVILLE...EBENEZER...FRANKLIN...
BOWLING GREEN...MCMILLAN...BENTON...MYRLEVILLE...TINSLEY...MIDWAY AND
LEXINGTON
LOCALLY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE
NEXT HOUR WITH AN ADDITIONAL ONE INCH POSSIBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3322 8978 3267 9022 3266 9028 3261 9033
3258 9040 3258 9044 3251 9052 3251 9055
3253 9056 3253 9059 3255 9059 3255 9066
3258 9066 3277 9050 3329 9002
$$
BYBThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 10:17 AM CDT | Flash Flood Warning | JAN | Claiborne, Hinds, Madison, Warren | 4 hr |
| Apr 17, 10:32 AM CDT | Flash Flood Warning | JAN | Copiah, Lincoln | 3 hr |
| Apr 17, 12:00 PM CDT | Flash Flood Warning | JAN | Copiah, Jefferson Davis, Lawrence, Rankin, Simpson | 3 hr |
| Apr 17, 1:14 PM CDT | Severe Thunderstorm Warning | JAN | Simpson | 35 min |
| Apr 17, 1:19 PM CDT | Flash Flood Warning | JAN | Carroll, Choctaw, Grenada, Montgomery, Webster | 4 hr |
| Apr 17, 1:27 PM CDT | Special Weather Statement | JAN | Covington | 28 min |
| Apr 17, 1:35 PM CDT | Special Weather Statement | JAN | Jefferson Davis | 30 min |
| Apr 17, 1:58 PM CDT | River Flood Warning | JAN | Attala, Holmes | 68 hr |
| Apr 17, 2:23 PM CDT | Special Weather Statement | JAN | Covington | 32 min |
| Apr 17, 2:42 PM CDT | Special Weather Statement | JAN | Covington, Lamar | 28 min |
| Apr 17, 3:12 PM CDT | Special Weather Statement | JAN | Forrest, Jones | 28 min |
| Apr 17, 3:37 PM CDT | Special Weather Statement | JAN | Forrest, Jones | 28 min |
Nearby
Flash Flood Warnings in Mississippi, 2012Every flash flood warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.