Alert archive / Mississippi / Flash Flood Warnings in 2013

Flash Flood Warning 113, NWS Jackson, MS

August 9, 2013Hinds County, Madison County, Rankin County, Mississippi

NWS Jackson, MS issued this flash flood warning at Aug 9, 2013, 5:52 PM CDT for Hinds County, Madison County, Rankin County, 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
Aug 9, 2013, 5:52 PM CDT (22:52 UTC)
Expired
Aug 9, 2013, 7:45 PM CDT
In force
113 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Flood severity
None

Counties Hinds County, MS, Madison County, MS, Rankin County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 14 km from the middle of the area, began a volume at 22:52 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.

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 10.9 hours before the alert went out and 9 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, Jackson, MS at 12:00Z on 2013-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2103 joules per kilogram.LCLLFCEL10008507005003002001001 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, Jackson, MS at 12:00Z on 2013-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.1939Sfc1 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
2103 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
837 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
34 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

338 
WGUS54 KJAN 092252
FFWJAN
MSC049-089-121-100045-
/O.NEW.KJAN.FF.W.0113.130809T2252Z-130810T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
552 PM CDT FRI AUG 9 2013

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN HINDS COUNTY IN CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITY OF JACKSON...
  SOUTH CENTRAL MADISON COUNTY IN CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITIES OF...RIDGELAND...MADISON...
  NORTHERN RANKIN COUNTY IN CENTRAL MISSISSIPPI...
  THIS INCLUDES THE CITY OF FLOWOOD...

* UNTIL 745 PM CDT

* AT 552 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  THUNDERSTORMS PRODUCING VERY HEAVY RAIN NEAR RIDGELAND...MOVING
  WEST AT 5 MPH. ESTIMATED RADAR RAINFALL AMOUNTS...ON THE ORDER OF
  ONE TO THREE INCHES...HAVE OCCURRED IN THE PAST HOUR.

* THE STORM PRODUCING THUNDERSTORMS PRODUCING VERY HEAVY RAIN WILL
  OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED
  COUNTIES.

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...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF URBAN
AREAS...INCLUDING HIGHWAYS...STREETS AND UNDERPASSES...IN ADDITION TO
LOW LYING AND OTHER POOR DRAINAGE AREAS.

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 3234 9008 3230 9014 3229 9022 3240 9028
      3248 9024 3250 8991 3250 8977 3244 8978
      3236 8991

$$

JA
1 follow-up statement
400 
WGUS74 KJAN 100004
FFSJAN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
704 PM CDT FRI AUG 9 2013

MSC049-089-121-100045-
/O.CON.KJAN.FF.W.0113.000000T0000Z-130810T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
RANKIN MS-MADISON MS-HINDS MS-
704 PM CDT FRI AUG 9 2013

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR EAST
CENTRAL HINDS...SOUTH CENTRAL MADISON AND NORTHERN RANKIN COUNTIES...

AT 701 PM CDT...THE EARLIER THUNDERSTORMS THAT PRODUCED THE HEAVY 
RAINFALL LEADING TO THE FLASH FLOODING HAVE DISSIPATED OVER THE 
WARNED AREA BUT LOCALIZED STREET FLOODING IS STILL ONGOING IN 
PORTIONS OF NORTH JACKSON PER PUBLIC REPORTS.  ESTIMATED RADAR 
RAINFALL AMOUNTS...ON THE ORDER OF TWO INCHES...HAVE OCCURRED IN THE 
PAST TWO HOURS.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO GOSHEN
SPRINGS...PISGAH AND RIDGELAND

RAINFALL WILL SLOWLY TAPPER OFF OVER THE COURSE OF THE NEXT 
HOUR...ALLOWING RAIN AND FLOOD WATERS TO SLOWLY DRAIN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF URBAN
AREAS...INCLUDING HIGHWAYS...STREETS AND UNDERPASSES. IN ADDITION
OTHER LOW LYING AND OTHER POOR DRAINAGE AREAS INCLUDING SEWERS...
DITCHES AND CULVERTS MAY ALSO OVERFLOW.

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 3234 9008 3230 9014 3229 9022 3240 9028
      3248 9024 3250 8991 3250 8977 3244 8978
      3236 8991

$$

JA

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 7:13 PM CDTSpecial Weather StatementJANChoctaw32 min
Aug 8, 7:25 PM CDTFlash Flood WarningJANChoctaw95 min
Aug 8, 7:57 PM CDTSpecial Weather StatementJANLowndes28 min
Aug 9, 12:01 PM CDTSpecial Weather StatementJANWebster59 min
Aug 9, 2:31 PM CDTSpecial Weather StatementJANCovington29 min
Aug 9, 2:48 PM CDTSpecial Weather StatementJANCovington, Jefferson Davis32 min
Aug 9, 4:20 PM CDTSpecial Weather StatementJANYazoo30 min
Aug 9, 4:24 PM CDTSpecial Weather StatementJANYazoo31 min
Aug 9, 4:34 PM CDTSpecial Weather StatementJANMadison31 min
Aug 9, 4:42 PM CDTSpecial Weather StatementJANAdams28 min
Aug 9, 5:04 PM CDTSpecial Weather StatementJANHinds31 min
Aug 9, 5:11 PM CDTSpecial Weather StatementJANMadison29 min
Aug 9, 5:36 PM CDTSpecial Weather StatementJANRankin29 min
Aug 9, 5:44 PM CDTSpecial Weather StatementJANHinds31 min
Aug 9, 6:12 PM CDTSpecial Weather StatementJANHinds28 min
Aug 9, 6:16 PM CDTSpecial Weather StatementJANHinds29 min
Aug 9, 6:28 PM CDTFlash Flood WarningJANScott2 hr
Aug 9, 6:45 PM CDTFlash Flood WarningJANNeshoba90 min

Nearby

Flash Flood Warnings in Mississippi, 2013Every flash flood warning in 2013

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.