Alert archive / Mississippi / Flash Flood Warnings in 2012
Flash Flood Warning 142, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Sep 4, 2012, 3:27 PM CDT for Jones County, Mississippi. It was in force for 2 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 4, 2012, 3:27 PM CDT (20:27 UTC)
- Expired
- Sep 4, 2012, 5:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
County Jones County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 116 km from the middle of the area, began a volume at 20:27 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.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 8.5 hours before the alert went out and 125 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
- 1867 J/kg
- Mixed-layer CIN
- -105 J/kg
- Mixed-layer LCL
- 774 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 201 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 3.3
The text
As transmitted, in the capitals the NWS used until 2016.
715
WGUS54 KJAN 042027
FFWJAN
MSC067-042230-
/O.NEW.KJAN.FF.W.0142.120904T2027Z-120904T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
327 PM CDT TUE SEP 4 2012
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN JONES COUNTY IN SOUTHEAST MISSISSIPPI...
THIS INCLUDES THE CITY OF LAUREL...
* UNTIL 530 PM CDT
* AT 327 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
THUNDERSTORMS PRODUCING VERY HEAVY RAIN NEAR MILL CREEK...OR 8
MILES EAST OF LAUREL. THE STORMS WERE NEARLY STATIONARY. ESTIMATED
RADAR RAINFALL AMOUNTS...ON THE ORDER OF ONE TO THREE INCHES...HAVE
OCCURRED IN THE PAST HOUR.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SANDERSVILLE.
VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT
TWO HOURS WITH AN ADDITIONAL ONE TO THREE 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 3144 8918 3181 8920 3182 8901 3182 8894
3144 8894 3143 8895
$$
DL2 follow-up statements
367
WGUS74 KJAN 042134
FFSJAN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
434 PM CDT TUE SEP 4 2012
MSC067-042230-
/O.CON.KJAN.FF.W.0142.000000T0000Z-120904T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JONES MS-
434 PM CDT TUE SEP 4 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
EASTERN JONES COUNTY...
AT 433 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
DETECT THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER EASTERN JONES
COUNTY. THE STORMS WERE MOVING SOUTH AT AROUND 10 MPH. ESTIMATED
RADAR RAINFALL AMOUNTS...ON THE ORDER OF TWO TO FOUR INCHES...HAVE
OCCURRED IN THE PAST TWO HOURS.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
TUCKERS CROSSING...MILL CREEK...OVETT...AND SANDERSVILLE.
VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT
HOUR...WITH AN ADDITIONAL ONE INCH POSSIBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3144 8918 3181 8920 3182 8901 3182 8894
3144 8894 3143 8895
$$
DL272
WGUS74 KJAN 042229
FFSJAN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
529 PM CDT TUE SEP 4 2012
MSC067-042236-
/O.EXP.KJAN.FF.W.0142.000000T0000Z-120904T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JONES MS-
529 PM CDT TUE SEP 4 2012
...THE FLASH FLOOD WARNING WILL EXPIRE AT 530 PM CDT FOR EASTERN
JONES COUNTY...
THOUGH SOME MINOR RESIDUAL FLOODING MAY OCCUR ACROSS EASTERN PORTIONS
OF JONES COUNTY...MOST OF THE HEAVY RAINFALL HAS PUSHED OUT OF THE
AREA. THUS THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE.
LAT...LON 3144 8918 3181 8920 3182 8901 3182 8894
3144 8894 3143 8895
$$
DLThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 3, 10:24 PM CDT | Special Weather Statement | JAN | Lowndes, Noxubee, Oktibbeha | 31 min |
| Sep 3, 11:01 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 44 min |
| Sep 3, 11:25 PM CDT | Tornado Warning | JAN | Noxubee | 35 min |
| Sep 3, 11:53 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 37 min |
| Sep 4, 12:09 AM CDT | Flash Flood Warning | JAN | Noxubee, Oktibbeha | 2 hr |
| Sep 4, 12:31 AM CDT | Special Weather Statement | JAN | Noxubee | 29 min |
| Sep 4, 12:41 AM CDT | Severe Thunderstorm Warning | JAN | Noxubee, Winston | 49 min |
| Sep 4, 1:33 AM CDT | Special Weather Statement | JAN | Noxubee | 32 min |
| Sep 4, 2:41 PM CDT | Special Weather Statement | JAN | Jones | 29 min |
| Sep 4, 3:14 PM CDT | Special Weather Statement | JAN | Jones | 31 min |
| Sep 4, 3:45 PM CDT | Severe Thunderstorm Warning | JAN | Jones | 45 min |
| Sep 4, 4:38 PM CDT | Special Weather Statement | JAN | Forrest | 42 min |
| Sep 4, 5:22 PM CDT | Special Weather Statement | JAN | Forrest | 58 min |
| Sep 4, 5:34 PM CDT | Severe Thunderstorm Warning | JAN | Forrest, Jones | 41 min |
| Sep 4, 5:41 PM CDT | Severe Thunderstorm Warning | JAN | Jones | 34 min |
| Sep 4, 6:09 PM CDT | Severe Thunderstorm Warning | JAN | Forrest | 51 min |
| Sep 4, 6:36 PM CDT | Severe Thunderstorm Warning | JAN | Rankin, Simpson, Smith | 39 min |
| Sep 4, 6:43 PM CDT | Special Weather Statement | JAN | Covington | 32 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.