Alert archive / Louisiana / Flash Flood Warnings in 2016

Flash Flood Warning 15, NWS Jackson, MS

March 9, 2016Morehouse Parish, Richland Parish, West Carroll Parish, Louisiana

NWS Jackson, MS issued this flash flood warning at Mar 9, 2016, 10:52 AM CST for Morehouse Parish, Richland Parish, West Carroll Parish, Louisiana. It was in force for 5 hr. 4 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: Mar 9, 2016, 10:52 AM CST (16:52 UTC)
Expired: Mar 9, 2016, 3:45 PM CST
In force: 5 hr
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Flood severity: None

Counties Morehouse Parish, LA, Richland Parish, LA, West Carroll Parish, LA

The radar

The Jackson/Brandon,MS radar (KDGX), 169 km from the middle of the area, began a volume at 16:54 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
Mar 9, 12:00 PM CST	FLASH FLOOD	Bastrop, LA	6 WATER RESCUES PERFORMED SO FAR THROUGHOUT SOUTHERN HALF OF PARISH.
Mar 9, 12:00 PM CST	FLASH FLOOD	Bastrop, LA	SEVERAL HIGHWAYS THROUGHOUT PARISH CLOSED DUE TO INUNDATION...INCLUDING BUT NOT LIMITED TO LA 134, LA 138, AND LA 139.
Mar 9, 12:00 PM CST	FLASH FLOOD	Oak Ridge, LA	3 HOMES EVACUATED DUE TO RISING FLOOD WATERS.
Mar 9, 2:35 PM CST	FLASH FLOOD	Bastrop, LA	EDEN APARTMENTS ARE HAVING TO BE EVACUATED DUE TO RISING FLOODWATERS. OFFICIALS ARE HELPING RESIDENTS GET OUT OF THE APARTMENTS.

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, 4.9 hours before the alert went out and 159 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 704 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 342 m²/s²
0-3 km storm-relative helicity: 327 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

354 
WGUS54 KJAN 091652
FFWJAN
LAC067-083-123-092145-
/O.NEW.KJAN.FF.W.0015.160309T1652Z-160309T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1052 AM CST WED MAR 9 2016

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WEST CARROLL PARISH IN NORTHEASTERN LOUISIANA...
  RICHLAND PARISH IN NORTHEASTERN LOUISIANA...
  MOREHOUSE PARISH IN NORTHEASTERN LOUISIANA...

* UNTIL 345 PM CST
    
* AT 1049 AM CST...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN MOVING INTO THE WARNED AREA. THIS WILL LEAD TO
  MORE FLASH FLOODING.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  BASTROP...RAYVILLE...MANGHAM...START...DELHI...OAK GROVE...JONES...
  ARCHIBALD...GALION...ALTO...DARNELL...WARDEN...BUCKNER...BEEKMAN...
  HOLLY RIDGE...GOODWILL...EPPS...MER ROUGE...KILBOURNE AND FOREST.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE IN THE
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3301 9206 3301 9127 3300 9126 3275 9134
      3269 9140 3261 9139 3250 9148 3241 9148
      3240 9164 3233 9176 3225 9177 3218 9184
      3217 9198 3227 9199 3228 9203 3252 9190
      3266 9191 3271 9197 3269 9205 3271 9206

$$

GRG

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 9:54 PM CST	Special Weather Statement	JAN	East Carroll	36 min
Mar 8, 10:54 PM CST	Flash Flood Warning	JAN	East Carroll, Morehouse, Richland, West Carroll	8 hr
Mar 8, 11:30 PM CST	Flash Flood Watch	JAN	Catahoula, Concordia, East Carroll, Franklin, Madison, Morehouse and 3 more	4 days
Mar 9, 6:53 AM CST	Flash Flood Warning	JAN	Morehouse, Richland, West Carroll	4 hr
Mar 9, 9:54 AM CST	Wind Advisory	JAN	Catahoula, Concordia, East Carroll, Franklin, Madison, Tensas	6 hr
Mar 9, 11:00 AM CST	River Flood Advisory	JAN	East Carroll	36 hr
Mar 9, 11:00 AM CST	River Flood Advisory	JAN	Madison, Tensas	36 hr
Mar 9, 11:00 AM CST	River Flood Advisory	JAN	Concordia	36 hr
Mar 9, 11:59 AM CST	Special Weather Statement	JAN	Morehouse, West Carroll	46 min
Mar 9, 12:43 PM CST	Special Weather Statement	JAN	East Carroll, West Carroll	47 min
Mar 9, 2:33 PM CST	Special Weather Statement	JAN	Morehouse	27 min
Mar 9, 2:45 PM CST	Severe Thunderstorm Warning	JAN	Morehouse	45 min
Mar 9, 3:52 PM CST	Areal Flood Warning	JAN	Morehouse, Richland, West Carroll	3 hr

Nearby

Flash Flood Warnings in Louisiana, 2016 Every 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.