Alert archive / Mississippi / Flash Flood Warnings in 2016

Flash Flood Warning 3, NWS Jackson, MS

February 2, 20164 counties in Mississippi

NWS Jackson, MS issued this flash flood warning at Feb 2, 2016, 4:39 PM CST for 4 counties in Mississippi. It was in force for 51 min. 3 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: Feb 2, 2016, 4:39 PM CST (22:39 UTC)
Expired: Feb 2, 2016, 5:30 PM CST
In force: 51 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Flood severity: None

Counties Copiah County, MS, Lawrence County, MS, Lincoln County, MS, Simpson County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 72 km from the middle of the area, began a volume at 22:39 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
Feb 2, 5:00 PM CST	FLASH FLOOD	2 E Rockport, MS	REPORT OF FLASH FLOODING IN ROCKPORT. SOME LOCAL PONDS WERE OVERFLOWING. 5.14 INCHES OF RAIN FELL AT THE LOCATION ON DAVID SHERMAN AND LOWER ROCKPORT ROAD. PART OF DAVID SHERMAN ROAD IS FLOODED AND WATER RUNNING ACROSS THE ROAD.
Feb 2, 5:15 PM CST	FLASH FLOOD	4 Nne East Lincoln, MS	ROAD WASHED OUT IN THE FAIR RIVER AREA
Feb 2, 5:30 PM CST	FLASH FLOOD	Sontag, MS	ROAD WAS WASHED OUT IN THE SONGTAG COMMUNITY

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, 10.7 hours before the alert went out and 75 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: 550 J/kg
Mixed-layer CIN: -159 J/kg
Mixed-layer LCL: 590 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 329 m²/s²
0-3 km storm-relative helicity: 540 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 1.7

Open this sounding in Storm Lab

The text

As transmitted.

222 
WGUS54 KJAN 022239
FFWJAN
MSC029-077-085-127-022330-
/O.NEW.KJAN.FF.W.0003.160202T2239Z-160202T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
439 PM CST TUE FEB 2 2016

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN COPIAH COUNTY IN CENTRAL MISSISSIPPI...
  NORTHWESTERN LAWRENCE COUNTY IN SOUTH CENTRAL MISSISSIPPI...
  SOUTHWESTERN SIMPSON COUNTY IN CENTRAL MISSISSIPPI...
  EASTERN LINCOLN COUNTY IN SOUTH CENTRAL MISSISSIPPI...

* UNTIL 530 PM CST
    
* AT 438 PM CST...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  UNION...ENTERPRISE...BOGUE CHITTO...WANILLA...ROCKPORT...OMA...
  SONTAG AND EAST LINCOLN.

ADDITIONAL RAINFALL AMOUNTS OF 2 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 3196 9004 3135 9059 3136 9034 3166 9004

$$

GRG

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 2, 11:34 AM CST	Special Weather Statement	JAN	Rankin	26 min
Feb 2, 11:54 AM CST	Severe Thunderstorm Warning	JAN	Hinds, Madison, Rankin	51 min
Feb 2, 12:20 PM CST	Special Weather Statement	JAN	Lawrence	25 min
Feb 2, 12:59 PM CST	Severe Thunderstorm Warning	JAN	Rankin, Scott, Simpson, Smith	34 min
Feb 2, 1:08 PM CST	Severe Thunderstorm Warning	JAN	Attala, Leake	67 min
Feb 2, 1:15 PM CST	Special Weather Statement	JAN	Jefferson Davis	30 min
Feb 2, 1:43 PM CST	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis, Simpson, Smith	47 min
Feb 2, 1:50 PM CST	Special Weather Statement	JAN	Franklin	25 min
Feb 2, 1:53 PM CST	Severe Thunderstorm Warning	JAN	Choctaw, Winston	37 min
Feb 2, 2:01 PM CST	Special Weather Statement	JAN	Neshoba	29 min
Feb 2, 2:04 PM CST	Tornado Warning	JAN	Jasper, Scott, Smith	41 min
Feb 2, 2:04 PM CST	Tornado Warning	JAN	Choctaw, Oktibbeha	56 min
Feb 2, 2:21 PM CST	Tornado Warning	JAN	Neshoba	54 min
Feb 2, 2:37 PM CST	Special Weather Statement	JAN	Newton	38 min
Feb 2, 2:38 PM CST	Tornado Warning	JAN	Clay	38 min
Feb 2, 2:45 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Hinds, Rankin, Simpson	45 min
Feb 2, 2:48 PM CST	Tornado Warning	JAN	Lauderdale, Newton	57 min
Feb 2, 3:00 PM CST	Tornado Warning	JAN	Kemper, Neshoba	30 min
Feb 2, 3:19 PM CST	Special Weather Statement	JAN	Lincoln	41 min
Feb 2, 3:21 PM CST	Tornado Warning	JAN	Noxubee, Winston	54 min
Feb 2, 3:25 PM CST	Tornado Warning Tornado observed	JAN	Kemper, Lauderdale	65 min
Feb 2, 3:26 PM CST	Severe Thunderstorm Warning	JAN	Rankin, Scott	21 min
Feb 2, 4:17 PM CST	Severe Thunderstorm Warning	JAN	Neshoba, Newton	43 min
Feb 2, 4:17 PM CST	Tornado Warning Tornado observed	JAN	Noxubee	28 min
Feb 2, 4:30 PM CST	Severe Thunderstorm Warning	JAN	Simpson	45 min
Feb 2, 4:31 PM CST	Tornado Warning	JAN	Kemper, Neshoba, Newton	59 min
Feb 2, 4:53 PM CST	Tornado Warning	JAN	Noxubee	67 min
Feb 2, 5:08 PM CST	Flash Flood Warning	JAN	Rankin, Simpson	3 hr
Feb 2, 5:14 PM CST	Severe Thunderstorm Warning	JAN	Rankin, Simpson, Smith	46 min
Feb 2, 5:21 PM CST	Flash Flood Warning	JAN	Copiah, Lawrence, Lincoln, Simpson	6 hr
Feb 2, 5:42 PM CST	Severe Thunderstorm Warning	JAN	Franklin	33 min
Feb 2, 5:43 PM CST	Flash Flood Warning	JAN	Rankin, Scott, Smith	7 hr
Feb 2, 5:43 PM CST	Tornado Warning	JAN	Lowndes	19 min

Nearby

Flash Flood Warnings in Mississippi, 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.