Alert archive / Arkansas / Flash Flood Warnings in 2016

Flash Flood Warning 31, NWS Jackson, MS

March 10, 2016Ashley County, Chicot County, Arkansas

NWS Jackson, MS issued this flash flood warning at Mar 10, 2016, 9:21 AM CST for Ashley County, Chicot County, Arkansas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 10, 2016, 9:21 AM CST (15:21 UTC)
Expired
Mar 10, 2016, 12:15 PM CST
In force
3 hr
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Emergency
Flash flood emergency
Flood severity
None

Counties Ashley County, AR, Chicot County, AR

The radar

The Jackson/Brandon,MS radar (KDGX), 177 km from the middle of the area, began a volume at 15:21 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, 3.4 hours before the alert went out and 168 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 2016-03-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 16 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 2016-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 420 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
16 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
628 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
420 m²/s²
0-3 km storm-relative helicity
585 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted.

198 
WGUS54 KJAN 101521
FFWJAN
ARC003-017-101815-
/O.NEW.KJAN.FF.W.0031.160310T1521Z-160310T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
921 AM CST THU MAR 10 2016

...FLASH FLOOD EMERGENCY FOR LOCATIONS IN THE WARNED AREA...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CHICOT COUNTY IN SOUTHEASTERN ARKANSAS...
  EASTERN ASHLEY COUNTY IN SOUTHEASTERN ARKANSAS...

* UNTIL 1215 PM CST

* AT 917 AM CST...LOCAL LAW ENFORCEMENT REPORTED FLASH FLOODING
  ALONG WITH WATER RESCUES ACROSS THE WARNED AREA. STORM TOTAL
  RAINFALL SO FAR RANGES FROM 10 TO 13 INCHES. SIGNIFICANT FLASH
  FLOODING IS ALREADY OCCURRING.

  THIS IS A FLASH FLOOD EMERGENCY FOR LOCATIONS IN THE WARNED AREA. 

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  LAKE VILLAGE...DERMOTT...EUDORA...WILMOT...PORTLAND...MONTROSE...
  PARKDALE...BERLIN...SNYDER...MCMILLAN CORNER AND CHICOT JUNCTION.

ADDITIONAL RAINFALL AMOUNTS OF 2 TO 4 INCHES ARE POSSIBLE IN THE
WARNED AREA THROUGH NOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. THIS IS AN EXTREMELY DANGEROUS AND LIFE
THREATENING SITUATION. DO NOT ATTEMPT TO TRAVEL UNLESS YOU ARE
FLEEING AN AREA SUBJECT TO FLOODING OR UNDER AN EVACUATION ORDER.

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

&&

LAT...LON 3339 9163 3339 9146 3356 9145 3356 9135
      3352 9135 3353 9134 3352 9132 3353 9123
      3350 9118 3345 9123 3344 9123 3344 9118
      3350 9117 3346 9112 3342 9116 3341 9121
      3335 9114 3328 9115 3302 9127 3301 9181

$$

CME

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 9, 6:09 PM CSTSpecial Weather StatementJANAshley36 min
Mar 9, 6:37 PM CSTSpecial Weather StatementJANChicot23 min
Mar 9, 7:31 PM CSTFlash Flood WarningJANAshley, Chicot6 hr
Mar 9, 10:29 PM CSTSpecial Weather StatementJANChicot46 min
Mar 10, 1:26 AM CSTFlash Flood Warning EmergencyJANChicot11 hr
Mar 10, 1:29 AM CSTFlash Flood WarningJANAshley12 hr
Mar 10, 12:14 PM CSTFlash Flood WarningJANChicot24 hr
Mar 10, 12:40 PM CSTFlash Flood WarningJANAshley24 hr

Nearby

Flash Flood Warnings in Arkansas, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.