Alert archive / Mississippi / Flash Flood Warnings in 2011
Flash Flood Warning 113, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jul 24, 2011, 2:37 PM CDT for 4 counties in Mississippi. It was in force for 113 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
- Jul 24, 2011, 2:37 PM CDT (19:37 UTC)
- Expired
- Jul 24, 2011, 4:30 PM CDT
- In force
- 113 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Covington County, MS, Jefferson Davis County, MS, Lamar County, MS, Marion County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 7.6 hours before the alert went out and 112 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
- 2135 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 587 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
226
WGUS54 KJAN 241937
FFWJAN
MSC031-065-073-091-242130-
/O.NEW.KJAN.FF.W.0113.110724T1937Z-110724T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
237 PM CDT SUN JUL 24 2011
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI...
MARION COUNTY IN SOUTH CENTRAL MISSISSIPPI...
THIS INCLUDES THE CITIES OF...SANDY HOOK...COLUMBIA...
SOUTHEASTERN COVINGTON COUNTY IN SOUTHEAST MISSISSIPPI...
LAMAR COUNTY IN SOUTHEAST MISSISSIPPI...
THIS INCLUDES THE CITY OF WEST HATTIESBURG...
* UNTIL 430 PM CDT
* AT 234 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
THUNDERSTORMS PRODUCING VERY HEAVY RAIN NEAR IMPROVE...OR 12 MILES
EAST OF COLUMBIA...MOVING SOUTHEAST AT 20 MPH. ESTIMATED RADAR
RAINFALL AMOUNTS...ON THE ORDER OF ONE TO THREE INCHES...HAVE
OCCURRED IN THE PAST HOUR ACROSS PORTIONS OF COVINGTON COUNTY AS
WELL AS SOUTHERN MARION AND LAMAR COUNTIES.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
PICKWICK...PINEBUR...BAXTERVILLE...PURVIS AND LUMBERTON
VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT
TWO HOURS WITH AN ADDITIONAL ONE TO THREE INCHES POSSIBLE.
RAINFALL AMOUNTS FROM TWO TO FOUR INCHES IN A HOUR CAN CAUSE FLOODING
IN AND AROUND THE WESTERN PORTIONS OF HATTIESBURG IN NORTHEAST LAMAR
COUNTY. SOME OF THE ROADS THAT FLOOD WITH THIS AMOUNT OF RAINFALL
INCLUDE SAM RAYBURN ROAD...CLEARANCE RAY DRIVE...RUBY CIRCLE AND
RAYBURN PLACE. IN ADDITION TO MANY OTHER LOCATIONS ALONG MIXON CREEK
BEHIND TURTLE CREEK MALL.
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 3100 8984 3107 8985 3107 8992 3147 8988
3160 8940 3143 8940 3143 8945 3135 8945
3134 8936 3101 8935
$$
JC1 follow-up statement
142
WGUS74 KJAN 242059
FFSJAN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
359 PM CDT SUN JUL 24 2011
MSC031-065-242109-
/O.CAN.KJAN.FF.W.0113.000000T0000Z-110724T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JEFFERSON DAVIS MS-COVINGTON MS-
359 PM CDT SUN JUL 24 2011
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTHEASTERN
COVINGTON AND SOUTHEASTERN JEFFERSON DAVIS COUNTIES...
LAT...LON 3107 8985 3107 8992 3139 8989 3139 8982
3143 8982 3143 8945 3135 8945 3134 8937
3101 8935 3100 8984
$$
MSC073-091-242130-
/O.CON.KJAN.FF.W.0113.000000T0000Z-110724T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MARION MS-LAMAR MS-
359 PM CDT SUN JUL 24 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 430 PM CDT FOR LAMAR
AND MARION COUNTIES...
AT 359 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
DETECT AN AREA OF HEAVY RAIN NEAR IMPROVE...AND ACROSS MOST OF LAMAR
COUNTY. THIS ACTIVITY WAS NEARLY STATIONARY. ESTIMATED RADAR
RAINFALL AMOUNTS...ON THE ORDER OF TWO TO THREE INCHES...HAVE
OCCURRED IN THE PAST HOUR.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO GOSS...
BUNKER HILL AND SUMRALL
RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT HOUR. WITH
AN ADDITIONAL HALF TO 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 3107 8985 3107 8992 3139 8989 3139 8982
3143 8982 3143 8945 3135 8945 3134 8937
3101 8935 3100 8984
$$
CMEThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 9:05 AM CDT | Flash Flood Warning | JAN | Clarke, Jasper, Lauderdale, Newton | 115 min |
| Jul 24, 10:38 AM CDT | Flash Flood Warning | JAN | Kemper | 112 min |
| Jul 24, 10:57 AM CDT | Flash Flood Warning | JAN | Lauderdale | 108 min |
| Jul 24, 11:47 AM CDT | Special Weather Statement | JAN | Forrest | 43 min |
| Jul 24, 12:00 PM CDT | Flash Flood Warning | JAN | Forrest, Lamar | 2 hr |
| Jul 24, 1:21 PM CDT | Special Weather Statement | JAN | Jones | 39 min |
| Jul 24, 1:45 PM CDT | Special Weather Statement | JAN | Lamar | 40 min |
| Jul 24, 2:01 PM CDT | Special Weather Statement | JAN | Clay | 29 min |
| Jul 24, 2:42 PM CDT | Special Weather Statement | JAN | Humphreys | 43 min |
| Jul 24, 3:54 PM CDT | Special Weather Statement | JAN | Lawrence | 26 min |
| Jul 24, 5:01 PM CDT | Special Weather Statement | JAN | Madison | 44 min |
| Jul 24, 5:16 PM CDT | Special Weather Statement | JAN | Choctaw | 44 min |
| Jul 24, 5:37 PM CDT | Flash Flood Warning | JAN | Choctaw, Winston | 66 min |
| Jul 24, 6:20 PM CDT | Special Weather Statement | JAN | Montgomery | 40 min |
| Jul 24, 6:58 PM CDT | Flash Flood Warning | JAN | Montgomery | 82 min |
Nearby
Flash Flood Warnings in Mississippi, 2011Every flash flood warning in 2011
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.