Alert archive / Mississippi / Flash Flood Warnings in 2016

Flash Flood Warning 95, NWS Jackson, MS

March 31, 2016Issaquena County, Warren County, Mississippi; Madison Parish, Louisiana

NWS Jackson, MS issued this flash flood warning at Mar 31, 2016, 5:04 PM CDT for Issaquena County, Warren County, Mississippi; Madison Parish, Louisiana. It was in force for 4 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 31, 2016, 5:04 PM CDT (22:04 UTC)
Expired: Mar 31, 2016, 9:00 PM CDT
In force: 4 hr
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Flood severity: None

Counties Madison Parish, LA, Issaquena County, MS, Warren County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 106 km from the middle of the area, began a volume at 22:07 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, 10.1 hours before the alert went out and 96 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: 481 J/kg
Mixed-layer CIN: -54 J/kg
Mixed-layer LCL: 647 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 501 m²/s²
0-3 km storm-relative helicity: 572 m²/s²
Significant tornado parameter: 1.4
Supercell composite: 9.2

Open this sounding in Storm Lab

The text

As transmitted.

245 
WGUS54 KJAN 312204
FFWJAN
LAC065-MSC055-149-010200-
/O.NEW.KJAN.FF.W.0095.160331T2204Z-160401T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
504 PM CDT THU MAR 31 2016

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN MADISON PARISH IN NORTHEASTERN LOUISIANA...
  NORTHERN WARREN COUNTY IN WEST CENTRAL MISSISSIPPI...
  SOUTHEASTERN ISSAQUENA COUNTY IN WEST CENTRAL MISSISSIPPI...

* UNTIL 900 PM CDT
    
* AT 503 PM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  VICKSBURG...TALLULAH...VALLEY PARK...REDWOOD...EAGLE BEND...
  TENDAL...MANSFORD...OMEGA...OAK RIDGE...RICHMOND AND MOUND.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 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 3253 9140 3254 9113 3256 9111 3256 9107
      3259 9103 3266 9083 3266 9075 3239 9068
      3225 9133

$$

GRG

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 7:20 PM CDT	Severe Thunderstorm Warning	JAN	Jefferson	40 min
Mar 30, 7:44 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Copiah	31 min
Mar 30, 8:42 PM CDT	River Flood Warning	JAN	Leake	5 days
Mar 30, 8:42 PM CDT	River Flood Warning	JAN	Leake	24 hr
Mar 30, 8:42 PM CDT	River Flood Warning	JAN	Leake	4 days
Mar 30, 10:40 PM CDT	Special Weather Statement	JAN	Bolivar	50 min
Mar 30, 11:02 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena	58 min
Mar 30, 11:08 PM CDT	Tornado Warning	JAN	Bolivar, Washington	52 min
Mar 30, 11:56 PM CDT	Special Weather Statement	JAN	Humphreys, Sharkey	49 min
Mar 31, 12:05 AM CDT	Special Weather Statement	JAN	Sunflower, Washington	40 min
Mar 31, 12:18 AM CDT	Flash Flood Warning	JAN	Bolivar, Sunflower, Washington	6 hr
Mar 31, 12:40 AM CDT	Special Weather Statement	JAN	Grenada, Leflore	50 min
Mar 31, 12:46 AM CDT	Special Weather Statement	JAN	Claiborne	29 min
Mar 31, 1:24 AM CDT	Special Weather Statement	JAN	Yazoo	51 min
Mar 31, 1:37 AM CDT	Severe Thunderstorm Warning	JAN	Humphreys, Yazoo	34 min
Mar 31, 2:04 AM CDT	Special Weather Statement	JAN	Hinds	41 min
Mar 31, 2:44 AM CDT	Special Weather Statement	JAN	Attala, Copiah, Madison, Rankin	46 min
Mar 31, 3:00 AM CDT	Flash Flood Warning	JAN	Humphreys, Leflore, Sunflower, Washington	4 hr
Mar 31, 3:45 AM CDT	Special Weather Statement	JAN	Covington, Jefferson Davis, Lawrence, Neshoba, Newton, Scott and 2 more	2 hr
Mar 31, 4:22 AM CDT	Flash Flood Warning	JAN	Carroll, Grenada, Holmes, Humphreys, Leflore, Montgomery	4 hr
Mar 31, 4:30 AM CDT	Special Weather Statement	JAN	Jasper, Jones	45 min
Mar 31, 4:44 AM CDT	Special Weather Statement	JAN	Kemper, Lauderdale	46 min
Mar 31, 4:45 AM CDT	Special Weather Statement	JAN	Madison	30 min
Mar 31, 5:11 AM CDT	Special Weather Statement	JAN	Clarke, Jones	49 min
Mar 31, 5:32 AM CDT	Special Weather Statement	JAN	Lauderdale	13 min
Mar 31, 6:08 AM CDT	Flash Flood Warning	JAN	Sunflower, Washington	3 hr
Mar 31, 6:23 AM CDT	Flash Flood Warning	JAN	Montgomery, Webster	112 min
Mar 31, 6:35 AM CDT	Special Weather Statement	JAN	Jefferson Davis, Lamar, Marion	40 min
Mar 31, 6:56 AM CDT	Flash Flood Warning	JAN	Leflore	3 hr
Mar 31, 7:15 AM CDT	Special Weather Statement	JAN	Lamar, Marion	45 min
Mar 31, 7:26 AM CDT	Severe Thunderstorm Warning	JAN	Lamar, Marion	49 min
Mar 31, 7:37 AM CDT	Flash Flood Warning	JAN	Marion	113 min
Mar 31, 7:53 AM CDT	Tornado Warning	JAN	Forrest, Lamar	37 min
Mar 31, 8:13 AM CDT	Flash Flood Warning	JAN	Forrest, Lamar	2 hr
Mar 31, 8:17 AM CDT	Flash Flood Warning	JAN	Carroll, Grenada, Montgomery	3 hr
Mar 31, 9:00 AM CDT	Areal Flood Warning	JAN	Sunflower, Washington	3 hr
Mar 31, 9:42 AM CDT	Special Weather Statement	JAN	Clarke	48 min
Mar 31, 9:56 AM CDT	Areal Flood Warning	JAN	Leflore	3 hr
Mar 31, 11:13 AM CDT	Areal Flood Warning	JAN	Carroll, Grenada, Montgomery	3 hr
Mar 31, 2:54 PM CDT	Special Weather Statement	JAN	Lawrence	36 min
Mar 31, 2:58 PM CDT	Severe Thunderstorm Warning	JAN	Jefferson Davis, Lawrence, Simpson	47 min
Mar 31, 3:03 PM CDT	Special Weather Statement	JAN	Madison	27 min
Mar 31, 3:09 PM CDT	River Flood Warning	JAN	Jones	4 days
Mar 31, 3:23 PM CDT	Severe Thunderstorm Warning	JAN	Simpson, Smith	52 min
Mar 31, 3:35 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis	55 min
Mar 31, 3:52 PM CDT	Special Weather Statement	JAN	Attala	38 min
Mar 31, 3:53 PM CDT	Severe Thunderstorm Warning	JAN	Warren	67 min
Mar 31, 4:01 PM CDT	Severe Thunderstorm Warning	JAN	Newton, Scott, Smith	59 min
Mar 31, 4:03 PM CDT	Special Weather Statement	JAN	Jefferson Davis	27 min
Mar 31, 4:06 PM CDT	Severe Thunderstorm Warning	JAN	Attala	38 min
Mar 31, 4:17 PM CDT	Special Weather Statement	JAN	Hinds	28 min
Mar 31, 4:22 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Madison	53 min
Mar 31, 4:35 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena, Sharkey, Warren, Yazoo	70 min
Mar 31, 4:36 PM CDT	Special Weather Statement	JAN	Lauderdale	39 min
Mar 31, 4:42 PM CDT	Severe Thunderstorm Warning	JAN	Neshoba, Newton	31 min
Mar 31, 4:51 PM CDT	Severe Thunderstorm Warning	JAN	Covington	31 min
Mar 31, 4:56 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Madison	49 min
Mar 31, 5:01 PM CDT	Special Weather Statement	JAN	Choctaw, Oktibbeha	29 min
Mar 31, 5:06 PM CDT	Severe Thunderstorm Warning	JAN	Choctaw, Clay, Oktibbeha, Webster	69 min
Mar 31, 5:15 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Warren	60 min
Mar 31, 5:16 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Rankin, Scott	44 min
Mar 31, 5:23 PM CDT	Special Weather Statement	JAN	Jasper	37 min
Mar 31, 5:28 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Madison, Scott	47 min
Mar 31, 5:49 PM CDT	Flash Flood Warning	JAN	Hinds, Madison, Rankin, Yazoo	4 hr
Mar 31, 5:49 PM CDT	Severe Thunderstorm Warning	JAN	Copiah, Hinds	56 min
Mar 31, 5:49 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Neshoba, Newton, Scott	56 min
Mar 31, 5:50 PM CDT	Severe Thunderstorm Warning	JAN	Leflore	40 min
Mar 31, 5:53 PM CDT	Severe Thunderstorm Warning	JAN	Lowndes	52 min
Mar 31, 6:03 PM CDT	Flash Flood Warning	JAN	Bolivar, Leflore, Sunflower, Washington	4 hr
Mar 31, 6:17 PM CDT	Tornado Warning	JAN	Lowndes	28 min
Mar 31, 6:30 PM CDT	Flash Flood Warning	JAN	Leake, Scott	4 hr
Mar 31, 6:31 PM CDT	Special Weather Statement	JAN	Rankin, Simpson	44 min
Mar 31, 6:33 PM CDT	Flash Flood Warning	JAN	Copiah, Hinds, Rankin, Simpson	4 hr
Mar 31, 6:35 PM CDT	Severe Thunderstorm Warning	JAN	Kemper	55 min
Mar 31, 6:37 PM CDT	Severe Thunderstorm Warning	JAN	Sunflower	23 min
Mar 31, 6:40 PM CDT	Severe Thunderstorm Warning	JAN	Rankin, Simpson	50 min
Mar 31, 6:57 PM CDT	Flash Flood Warning	JAN	Neshoba, Newton	4 hr
Mar 30, 9:58 PM CDT	Severe Thunderstorm Warning	JAN	Morehouse, Richland, West Carroll	62 min
Mar 31, 12:06 AM CDT	Special Weather Statement	JAN	Madison	24 min
Mar 31, 12:23 AM CDT	Special Weather Statement	JAN	Tensas	37 min

Nearby

Flash Flood Warnings in Mississippi, 2016 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.