Alert archive / Mississippi / Flash Flood Warnings in 2011

Flash Flood Warning 9, NWS Jackson, MS

January 1, 2011Kemper County, Lauderdale County, Mississippi

NWS Jackson, MS issued this flash flood warning at Jan 1, 2011, 2:51 AM CST for Kemper County, Lauderdale County, Mississippi. It was in force for 3 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
Jan 1, 2011, 2:51 AM CST (08:51 UTC)
Expired
Jan 1, 2011, 5:45 AM CST
In force
3 hr
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Flood severity
None

Counties Kemper County, MS, Lauderdale County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 132 km from the middle of the area, began a volume at 08:52 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

TimeReportWhereRemark
Jan 1, 3:45 AM CSTFLASH FLOOD6 E Preston, MSA PORTION OF SCIPLES MILL AND THOMAS MILL POND RDS WERE FLOODED.
Jan 1, 4:15 AM CSTFLASH FLOOD5 Ne De Kalb, MSTWO PORTIONS OF OLD SCOOBA RD WERE FLOODED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 8.9 hours before the alert went out and 186 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.

Skew-T log-pSkew-T log-p diagram, Birmingham, AL at 00:00Z on 2011-01-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2011-01-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 270 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1020 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
270 m²/s²
0-3 km storm-relative helicity
398 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

934 
WGUS54 KJAN 010851
FFWJAN
MSC069-075-011145-
/O.NEW.KJAN.FF.W.0009.110101T0851Z-110101T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
251 AM CST SAT JAN 1 2011

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  KEMPER COUNTY IN EAST CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITY OF PRESTON...
  LAUDERDALE COUNTY IN EAST CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITIES OF...LAUDERDALE...MERIDIAN STATION...
  MERIDIAN...

* UNTIL 545 AM CST

* AT 249 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  THUNDERSTORMS PRODUCING VERY HEAVY RAIN ALONG A LINE EXTENDING FROM
  PRESTON TO 26 MILES WEST OF MEEHAN...OR ALONG A LINE EXTENDING FROM
  PRESTON TO 10 MILES WEST OF NEWTON...MOVING EAST AT 20 MPH.
  ESTIMATED RADAR RAINFALL AMOUNTS...ON THE ORDER OF ONE TO THREE    
  INCHES...HAVE OCCURRED IN THE PAST HOUR WITH THESE STORMS.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BLUFF
  SPRINGS...DAMASCUS...LIBERTY...DE KALB...MARTIN...COLLINSVILLE...
  PRISMATIC...BLACKWATER...SUQUALENA...DALEVILLE...OAK GROVE...
  ELECTRIC MILLS...NELLIEBURG...PORTERVILLE...SAVOY...MARION...
  TAMOLA...ZERO...TOOMSUBA...INCREASE...KEWANEE AND ALAMUCHA

VERY HEAVY RAINFALL IS EXPECTED ACROSS THE WARNED AREA OVER THE NEXT 
THREE HOURS WITH ONE TO THREE INCHES OF RAINFALL POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3223 8843 3223 8891 3293 8891 3292 8835

$$

BK
2 follow-up statements
948 
WGUS74 KJAN 011109
FFSJAN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
509 AM CST SAT JAN 1 2011

MSC069-011118-
/O.CAN.KJAN.FF.W.0009.000000T0000Z-110101T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KEMPER MS-
509 AM CST SAT JAN 1 2011

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR KEMPER COUNTY...

LAT...LON 3223 8843 3223 8891 3258 8891 3258 8889
      3258 8839

$$

MSC075-011145-
/O.CON.KJAN.FF.W.0009.000000T0000Z-110101T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAUDERDALE MS-
509 AM CST SAT JAN 1 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 AM CST FOR
LAUDERDALE COUNTY...

AT 508 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
DETECT THUNDERSTORMS PRODUCING VERY HEAVY RAIN 33 MILES SOUTHWEST OF
MEEHAN...OR 7 MILES NORTHEAST OF STRINGER...MOVING NORTHEAST AT 45
MPH. ESTIMATED RADAR RAINFALL AMOUNTS...ON THE ORDER OF ONE TO TWO 
INCHES...HAVE OCCURRED IN THE PAST HOUR WITH THIS STORM.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SAVOY...DALEVILLE...MARTIN...SUQUALENA...LAUDERDALE...KEWANEE...
TOOMSUBA...ALAMUCHA...ZERO...INCREASE...NELLIEBURG...MERIDIAN
STATION...MERIDIAN...MARION AND COLLINSVILLE

VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT 
30 MINUTES TO ONE HOUR...WITH AN ADDITIONAL ONE TO TWO INCHES 
POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS...STREAMS...COUNTY ROADS AND FARMLAND ALONG BANKS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY.
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY.
FIND AN ALTERNATE ROUTE AND MOVE TO HIGHER GROUND.

&&

LAT...LON 3223 8843 3223 8891 3258 8891 3258 8889
      3258 8839

$$

BK
949 
WGUS74 KJAN 011143
FFSJAN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
543 AM CST SAT JAN 1 2011

MSC075-011153-
/O.EXP.KJAN.FF.W.0009.000000T0000Z-110101T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAUDERDALE MS-
543 AM CST SAT JAN 1 2011

...THE FLASH FLOOD WARNING WILL EXPIRE AT 545 AM CST FOR LAUDERDALE
COUNTY...

HEAVY RAINFALL HAS ENDED ACROSS THE PREVIOUSLY WARNED AREA...AND 
THUS THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR LAUDERDALE 
COUNTY.

LAT...LON 3223 8843 3223 8891 3258 8891 3258 8889
      3258 8839

$$

COHEN

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 31, 6:00 PM CSTSevere Thunderstorm WarningJANLeake, Rankin, Scott60 min
Dec 31, 6:09 PM CSTTornado WarningJANRankin, Scott, Smith66 min
Dec 31, 7:02 PM CSTSevere Thunderstorm WarningJANNeshoba, Newton58 min
Dec 31, 7:19 PM CSTSevere Thunderstorm WarningJANIssaquena, Sharkey56 min
Dec 31, 7:20 PM CSTSevere Thunderstorm WarningJANFranklin, Lincoln55 min
Dec 31, 7:26 PM CSTTornado WarningJANFranklin, Lincoln64 min
Dec 31, 7:54 PM CSTSevere Thunderstorm WarningJANKemper, Neshoba49 min
Dec 31, 8:00 PM CSTSevere Thunderstorm WarningJANHumphreys, Sharkey, Washington60 min
Dec 31, 8:03 PM CSTTornado WarningJANCopiah40 min
Dec 31, 8:11 PM CSTSevere Thunderstorm WarningJANIssaquena33 min
Dec 31, 8:25 PM CSTSevere Thunderstorm WarningJANCarroll, Holmes, Leflore50 min
Dec 31, 9:02 PM CSTFlash Flood WarningJANHolmes, Humphreys, Issaquena, Sharkey, Washington, Yazoo3 hr
Dec 31, 9:26 PM CSTFlash Flood WatchJANAttala, Carroll, Choctaw, Clay, Grenada, Holmes and 9 more7 hr
Dec 31, 9:36 PM CSTSevere Thunderstorm WarningJANHolmes69 min
Dec 31, 9:37 PM CSTFlash Flood WarningJANCarroll, Grenada, Humphreys, Montgomery3 hr
Dec 31, 9:50 PM CSTSevere Thunderstorm WarningJANYazoo40 min
Dec 31, 10:01 PM CSTSevere Thunderstorm WarningJANAttala, Carroll, Montgomery59 min
Dec 31, 10:11 PM CSTTornado WarningJANHolmes42 min
Dec 31, 10:15 PM CSTSevere Thunderstorm WarningJANWebster60 min
Dec 31, 10:18 PM CSTSevere Thunderstorm WarningJANIssaquena, Sharkey, Warren, Yazoo42 min
Dec 31, 10:21 PM CSTTornado WarningJANCarroll, Choctaw, Montgomery, Webster54 min
Dec 31, 10:28 PM CSTFlash Flood WarningJANWebster3 hr
Dec 31, 10:59 PM CSTSevere Thunderstorm WarningJANHolmes, Humphreys, Issaquena, Warren, Yazoo61 min
Dec 31, 11:07 PM CSTTornado WarningJANHolmes, Humphreys, Yazoo53 min
Dec 31, 11:22 PM CSTSevere Thunderstorm WarningJANClaiborne, Hinds, Warren68 min
Dec 31, 11:29 PM CSTFlash Flood WarningJANHinds, Madison, Rankin, Warren, Yazoo4 hr
Dec 31, 11:35 PM CSTTornado WarningJANCopiah, Lawrence, Lincoln, Simpson55 min
Dec 31, 11:39 PM CSTTornado WarningJANAttala, Holmes66 min
Dec 31, 11:56 PM CSTSevere Thunderstorm WarningJANMadison, Yazoo64 min
Dec 31, 11:58 PM CSTFlash Flood WarningJANAttala, Choctaw, Holmes3 hr
Jan 1, 12:11 AM CSTTornado WarningJANRankin, Scott, Smith64 min
Jan 1, 12:16 AM CSTTornado WarningJANLeake, Madison59 min
Jan 1, 12:21 AM CSTTornado WarningJANChoctaw, Clay, Montgomery, Oktibbeha, Winston54 min
Jan 1, 12:46 AM CSTTornado WarningJANAttala, Choctaw, Leake, Neshoba, Winston59 min
Jan 1, 1:05 AM CSTTornado WarningJANClay, Lowndes, Oktibbeha55 min
Jan 1, 1:11 AM CSTTornado WarningJANKemper, Neshoba, Newton, Scott64 min
Jan 1, 1:38 AM CSTSevere Thunderstorm WarningJANScott, Smith67 min
Jan 1, 1:46 AM CSTFlash Flood WarningJANCopiah, Simpson, Smith5 hr
Jan 1, 1:47 AM CSTTornado WarningJANKemper, Neshoba, Noxubee, Winston58 min
Jan 1, 1:50 AM CSTTornado WarningJANLowndes25 min
Jan 1, 1:54 AM CSTFlash Flood WarningJANLeake, Neshoba, Newton, Scott3 hr
Jan 1, 2:05 AM CSTFlash Flood WarningJANLowndes, Noxubee, Oktibbeha, Winston2 hr
Jan 1, 2:40 AM CSTTornado WarningJANNoxubee17 min
Jan 1, 2:45 AM CSTSevere Thunderstorm WarningJANKemper, Lauderdale, Neshoba, Newton60 min
Jan 1, 2:56 AM CSTTornado WarningJANKemper64 min
Jan 1, 3:24 AM CSTTornado WarningJANNoxubee34 min
Jan 1, 3:41 AM CSTSevere Thunderstorm WarningJANKemper, Lauderdale79 min
Jan 1, 4:21 AM CSTSevere Thunderstorm WarningJANCovington, Jasper, Jefferson Davis, Jones, Smith50 min
Jan 1, 4:34 AM CSTTornado WarningJANCovington, Jasper, Jones, Smith34 min
Jan 1, 4:47 AM CSTFlash Flood WarningJANClarke, Jasper, Jones3 hr
Jan 1, 9:41 AM CSTRiver Flood WarningJANClay23 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.