Alert archive / Mississippi / Flash Flood Warnings in 2016

Flash Flood Warning 110, NWS Jackson, MS

April 11, 2016Hinds County, Madison County, Rankin County, Mississippi

NWS Jackson, MS issued this flash flood warning at Apr 11, 2016, 8:39 PM CDT for Hinds County, Madison County, Rankin 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
Apr 11, 2016, 8:39 PM CDT (01:39 UTC)
Expired
Apr 11, 2016, 11:45 PM CDT
In force
3 hr
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), 35 km from the middle of the area, began a volume at 01:40 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
Apr 11, 8:40 PM CDTFLASH FLOOD4 Sw Brandon, MSROADS FLOODED IN THE LIVE OAKS SUBDIVISION. RELAYED VIA SOCIAL MEDIA.
Apr 11, 9:25 PM CDTFLASH FLOODBolton, MSA PORTION OF BOLTON BROWNSVILLE RD IS FLOODED ALONG WITH HWY 80 NEAR BOLTON.

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

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 1.7 hours before the alert went out and 255 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, Slidell Radar S, LA at 00:00Z on 2016-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 440 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 00:00Z on 2016-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 186 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
440 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
863 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
186 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.3
Supercell composite
4.0

Open this sounding in Storm Lab

The text

As transmitted.

135 
WGUS54 KJAN 120139
FFWJAN
MSC049-089-121-120445-
/O.NEW.KJAN.FF.W.0110.160412T0139Z-160412T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
839 PM CDT MON APR 11 2016

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  RANKIN COUNTY IN CENTRAL MISSISSIPPI...
  MADISON COUNTY IN CENTRAL MISSISSIPPI...
  HINDS COUNTY IN CENTRAL MISSISSIPPI...

* UNTIL 1145 PM CDT

* AT 837 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. THREE TO FIVE INCHES OF RAIN
  HAVE FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  JACKSON...CLINTON...PEARL...MADISON...RIDGELAND...BRANDON...CANTON...
  BYRAM...FLOWOOD...RICHLAND...STAR...FLORENCE...RAYMOND...FLORA...
  PELAHATCHIE...TERRY...EDWARDS...UTICA...BOLTON AND PINEY WOODS.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO THREE INCHES ARE POSSIBLE IN
THE WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 3205 9072 3247 9059 3251 9056 3250 9052
      3252 9052 3254 9047 3258 9044 3258 9040
      3261 9034 3266 9028 3267 9020 3274 9004
      3276 8974 3263 8974 3258 8978 3239 8974
      3205 8973

$$

17

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 7:52 PM CDTFlash Flood WarningJANIssaquena3 hr
Apr 11, 7:55 PM CDTFlash Flood WarningJANCovington, Jasper, Jones, Smith9 hr
Apr 11, 8:53 PM CDTSpecial Weather StatementJANRankin37 min
Apr 11, 9:09 PM CDTRiver Flood WarningJANNoxubee57 hr
Apr 11, 9:13 PM CDTRiver Flood WarningJANMadison, Yazoo12 days
Apr 11, 9:13 PM CDTRiver Flood WarningJANHinds, Warren14 days
Apr 11, 9:17 PM CDTRiver Flood WarningJANLeake6 days
Apr 11, 9:17 PM CDTRiver Flood WarningJANLeake8 days
Apr 11, 9:17 PM CDTRiver Flood WarningJANLeake4 days
Apr 11, 9:17 PM CDTRiver Flood WarningJANAttala24 hr
Apr 11, 9:17 PM CDTRiver Flood WarningJANLeake6 days
Apr 11, 9:19 PM CDTRiver Flood WarningJANHinds, Rankin71 hr
Apr 11, 9:19 PM CDTRiver Flood WarningJANCopiah, Simpson9 days
Apr 11, 9:40 PM CDTFlash Flood WarningJANIssaquena, Warren3 hr
Apr 11, 10:47 PM CDTAreal Flood WarningJANIssaquena12 hr
Apr 11, 11:11 PM CDTRiver Flood WarningJANClarke59 hr
Apr 11, 11:48 PM CDTAreal Flood WarningJANHinds, Madison, Rankin6 hr
Apr 12, 12:47 AM CDTAreal Flood WarningJANIssaquena, Warren3 hr
Apr 12, 5:02 AM CDTAreal Flood WarningJANCovington, Jasper, Jones, Smith3 hr
Apr 12, 5:50 AM CDTSpecial Weather StatementJANLamar25 min
Apr 12, 10:23 AM CDTRiver Flood WarningJANLawrence9 days
Apr 12, 10:23 AM CDTRiver Flood WarningJANMarion9 days
Apr 12, 10:23 AM CDTRiver Flood WarningJANSimpson50 hr
Apr 12, 10:30 AM CDTRiver Flood WarningJANJones48 hr

Nearby

Flash Flood Warnings in Mississippi, 2016Every flash flood warning in 2016

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.