Alert archive / Mississippi / Flash Flood Warnings in 2012
Flash Flood Warning 93, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jul 27, 2012, 6:16 PM CDT for 4 counties in Mississippi. It was in force for 119 min. 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
- Jul 27, 2012, 6:16 PM CDT (23:16 UTC)
- Expired
- Jul 27, 2012, 8:15 PM CDT
- In force
- 119 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Kemper County, MS, Neshoba County, MS, Noxubee County, MS, Winston County, MS
The radar
The Columbus AFB radar (KGWX), 114 km from the middle of the area, began a volume at 23:20 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 |
|---|---|---|---|
| Jul 27, 6:30 PM CDT | FLASH FLOOD | Vernon, MS | PART OF HWY 397 ARE UNDERWATER. |
| Jul 27, 6:50 PM CDT | FLASH FLOOD | Vernon, MS | FLOODING REPORTED ON SOME ROADS AND IN LOW LYING AREAS. |
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, 11.3 hours before the alert went out and 136 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
- 2214 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 531 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
557
WGUS54 KJAN 272316
FFWJAN
MSC069-099-103-159-280115-
/O.NEW.KJAN.FF.W.0093.120727T2316Z-120728T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
616 PM CDT FRI JUL 27 2012
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN KEMPER COUNTY IN EAST CENTRAL MISSISSIPPI...
THIS INCLUDES THE CITY OF PRESTON...
NORTHEASTERN NESHOBA COUNTY IN EAST CENTRAL MISSISSIPPI...
SOUTHWESTERN NOXUBEE COUNTY IN EAST CENTRAL MISSISSIPPI...
SOUTHEASTERN WINSTON COUNTY IN EAST CENTRAL MISSISSIPPI...
THIS INCLUDES THE CITY OF NANIH WAIYA...
* UNTIL 815 PM CDT
* AT 615 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
THUNDERSTORMS PRODUCING VERY HEAVY RAIN ALONG A LINE EXTENDING FROM
GHOLSON TO VERNON THE STORMS WERE NEARLY STATIONARY. ESTIMATED
RADAR RAINFALL AMOUNTS...ON THE ORDER OF 2 TO 3 INCHES...HAVE
OCCURRED IN THE PAST TWO HOURS.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MILLCREEK
VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT
TWO HOURS WITH AN ADDITIONAL 1 TO 3 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 3284 8855 3283 8916 3301 8912 3306 8902
3318 8900 3301 8855
$$
CME2 follow-up statements
692
WGUS74 KJAN 272352
FFSJAN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
652 PM CDT FRI JUL 27 2012
MSC069-099-103-159-280115-
/O.CON.KJAN.FF.W.0093.000000T0000Z-120728T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WINSTON MS-NOXUBEE MS-NESHOBA MS-KEMPER MS-
652 PM CDT FRI JUL 27 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
NORTHWESTERN KEMPER...NORTHEASTERN NESHOBA...SOUTHWESTERN NOXUBEE AND
SOUTHEASTERN WINSTON COUNTIES...
AT 649 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
DETECT THUNDERSTORMS PRODUCING VERY HEAVY RAIN NEAR VERNON. THE
STORMS WERE NEARLY STATIONARY. ESTIMATED RADAR RAINFALL AMOUNTS...ON
THE ORDER OF ONE TO THREE INCHES...HAVE OCCURRED IN THE PAST TWO
HOURS. PARTS OF HIGHWAY 397 ARE UNDER WATER NEAR VERNON IN WINSTON
COUNTY.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MILLCREEK
VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT
HOUR AND A HALF WITH AN ADDITIONAL ONE TO THREE INCHES POSSIBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS...STREAMS...COUNTY ROADS AND FARMLAND ALONG BANKS.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF HIGHWAYS
AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE
BANKS OF CREEKS...STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO
FLOODING.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3284 8855 3283 8916 3301 8912 3306 8902
3318 8900 3301 8855
$$
MRM805
WGUS74 KJAN 280022
FFSJAN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
722 PM CDT FRI JUL 27 2012
MSC069-099-280031-
/O.CAN.KJAN.FF.W.0093.000000T0000Z-120728T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NESHOBA MS-KEMPER MS-
722 PM CDT FRI JUL 27 2012
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHWESTERN KEMPER
AND NORTHEASTERN NESHOBA COUNTIES...
LAT...LON 3293 8855 3292 8893 3293 8899 3300 8908
3306 8902 3318 8900 3301 8855
$$
MSC103-159-280115-
/O.CON.KJAN.FF.W.0093.000000T0000Z-120728T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WINSTON MS-NOXUBEE MS-
722 PM CDT FRI JUL 27 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
SOUTHWESTERN NOXUBEE AND SOUTHEASTERN WINSTON COUNTIES...
AT 721 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH
FLOODING ACROSS SOUTHEAST WINSTON COUNTY NEAR VERNON AND NANIH
WAIYA. SEVERAL ROADS ARE UNDER WATER. ESTIMATED RADAR RAINFALL
AMOUNTS...ON THE ORDER OF 3 TO 4 INCHES...HAVE OCCURRED IN
THE PAST TWO HOURS.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MILLCREEK
LOCALIZED HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE
NEXT HOUR. WITH AN ADDITIONAL INCH POSSIBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS...STREAMS...COUNTY ROADS AND FARMLAND ALONG BANKS.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3293 8855 3292 8893 3293 8899 3300 8908
3306 8902 3318 8900 3301 8855
$$The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 1:20 PM CDT | Special Weather Statement | JAN | Scott | 60 min |
| Jul 27, 2:19 PM CDT | Special Weather Statement | JAN | Clarke | 61 min |
| Jul 27, 3:18 PM CDT | Special Weather Statement | JAN | Rankin | 32 min |
| Jul 27, 3:24 PM CDT | Special Weather Statement | JAN | Claiborne | 46 min |
| Jul 27, 3:45 PM CDT | Special Weather Statement | JAN | Claiborne, Warren | 60 min |
| Jul 27, 3:55 PM CDT | Special Weather Statement | JAN | Kemper | 30 min |
| Jul 27, 4:13 PM CDT | Special Weather Statement | JAN | Simpson | 62 min |
| Jul 27, 4:30 PM CDT | Special Weather Statement | JAN | Hinds | 30 min |
| Jul 27, 4:34 PM CDT | Special Weather Statement | JAN | Leake | 46 min |
| Jul 27, 4:39 PM CDT | Severe Thunderstorm Warning | JAN | Leake, Scott | 36 min |
| Jul 27, 4:49 PM CDT | Special Weather Statement | JAN | Madison | 31 min |
| Jul 27, 4:53 PM CDT | Special Weather Statement | JAN | Noxubee | 42 min |
| Jul 27, 4:54 PM CDT | Special Weather Statement | JAN | Noxubee | 41 min |
| Jul 27, 5:04 PM CDT | Special Weather Statement | JAN | Hinds | 61 min |
| Jul 27, 5:12 PM CDT | Special Weather Statement | JAN | Winston | 58 min |
| Jul 27, 5:18 PM CDT | Special Weather Statement | JAN | Scott | 62 min |
| Jul 27, 5:36 PM CDT | Special Weather Statement | JAN | Neshoba | 44 min |
| Jul 27, 6:03 PM CDT | Special Weather Statement | JAN | Winston | 47 min |
| Jul 27, 6:07 PM CDT | Severe Thunderstorm Warning | JAN | Winston | 38 min |
| Jul 27, 6:55 PM CDT | Special Weather Statement | JAN | Clay | 45 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.