Alert archive / Mississippi / Flash Flood Warnings in 2021

Flash Flood Warning 56, NWS Memphis, TN

June 9, 20214 counties in Mississippi

NWS Memphis, TN issued this flash flood warning at Jun 9, 2021, 8:58 AM CDT for 4 counties in Mississippi. It was in force for 5 hr. 6 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: Jun 9, 2021, 8:58 AM CDT (13:58 UTC)
Expired: Jun 9, 2021, 2:00 PM CDT
In force: 5 hr
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Flood severity: None

Counties Lafayette County, MS, Lee County, MS, Pontotoc County, MS, Union County, MS

The radar

The Columbus AFB radar (KGWX), 86 km from the middle of the area, began a volume at 13:59 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
Jun 9, 10:01 AM CDT	FLASH FLOOD	2 S Saltillo, MS	WILLOW CREEK RD IS FLOOD IN SOUTH SALTILLO.
Jun 9, 10:35 AM CDT	FLASH FLOOD	Oxford, MS	FLASH FLOODING OFF OF OLD SARDIS RD IN OXFORD.
Jun 9, 10:58 AM CDT	FLASH FLOOD	Guntown, MS	MAIN STREET AT EDISON AVE IN GUNTOWN IS FLOODED AND IMPASSABLE.
Jun 9, 11:00 AM CDT	FLASH FLOOD	4 Ne Pontotoc, MS	PART OF A BRIDGE WASHED OUT ON STARK ROAD.
Jun 9, 11:16 AM CDT	FLASH FLOOD	2 Sw Burgess, MS	CR 317 IN LAFAYETTE COUNTY IS WASHED OUT DUE TO FLASH FLOODING.
Jun 9, 11:30 AM CDT	FLASH FLOOD	2 S Saltillo, MS	MULTIPLE FLOODED RESIDENCES IN THE WILLOW CREEK SUBDIVISION. EVACUATIONS UNDERWAY.

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

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 2.0 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: 1290 J/kg
Mixed-layer CIN: -26 J/kg
Mixed-layer LCL: 533 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 59 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

821 
WGUS54 KMEG 091358
FFWMEG
MSC071-081-115-145-091700-
/O.NEW.KMEG.FF.W.0056.210609T1358Z-210609T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Memphis TN
858 AM CDT Wed Jun 9 2021

The National Weather Service in Memphis has issued a

* Flash Flood Warning for...
  Lee County in northeastern Mississippi...
  Pontotoc County in northeastern Mississippi...
  Union County in northeastern Mississippi...
  Lafayette County in northwestern Mississippi...

* Until noon CDT.

* At 858 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Flash flooding is ongoing or 
  expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Tupelo, Oxford, New Albany, Pontotoc, Baldwyn, Verona, Trace State 
  Park, Holly Springs National Forest, Tombigbee State Park, 
  Saltillo, Guntown, Shannon, Plantersville, Ecru, Pinedale, Etta, 
  Randolph, New Harmony, Furrs and Denmark.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3450 8925 3450 8923 3458 8923 3459 8876
      3450 8873 3451 8854 3424 8855 3412 8859
      3410 8892 3417 8926 3420 8970 3453 8971

FLASH FLOOD...RADAR INDICATED

$$

SWB

2 follow-up statements

961 
WGUS74 KMEG 091544
FFSMEG

Flash Flood Statement
National Weather Service Memphis TN
1044 AM CDT Wed Jun 9 2021

MSC071-081-115-145-091700-
/O.CON.KMEG.FF.W.0056.000000T0000Z-210609T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lafayette MS-Lee MS-Pontotoc MS-Union MS-
1044 AM CDT Wed Jun 9 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL NOON CDT TODAY FOR 
LEE, PONTOTOC, UNION AND LAFAYETTE COUNTIES...

At 1044 AM CDT, local law enforcement reported flooding across the 
warned area. Between 1 and 3 inches of rain have fallen. Additional 
rainfall amounts of 1 to 2 inches are possible in the warned area. 
Flash flooding is ongoing or expected to begin shortly.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Law enforcement reported.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Tupelo, Oxford, New Albany, Pontotoc, Baldwyn, Verona, Trace State 
  Park, Holly Springs National Forest, Tombigbee State Park, 
  Saltillo, Guntown, Shannon, Plantersville, Ecru, Pinedale, Etta, 
  Randolph, New Harmony, Furrs and Denmark.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3450 8925 3450 8923 3458 8923 3459 8876
      3450 8873 3451 8854 3424 8855 3412 8859
      3410 8892 3417 8926 3420 8970 3453 8971

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

SWB

914 
WGUS54 KMEG 091630
FFWMEG
MSC071-081-115-145-091900-
/O.EXT.KMEG.FF.W.0056.000000T0000Z-210609T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Memphis TN
1130 AM CDT Wed Jun 9 2021

The National Weather Service in Memphis has extended the

* Flash Flood Warning for...
  Lee County in northeastern Mississippi...
  Pontotoc County in northeastern Mississippi...
  Union County in northeastern Mississippi...
  Lafayette County in northwestern Mississippi...

* Until 200 PM CDT.

* At 1130 AM CDT, local law enforcement reported thunderstorms 
  producing heavy rain across the warned area. Between 1 and 3 
  inches of rain have fallen. Additional rainfall amounts of 1 to 2 
  inches are possible in the warned area. Flash flooding is ongoing 
  or expected to begin shortly.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Law enforcement reported.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Tupelo, Oxford, New Albany, Pontotoc, Baldwyn, Verona, Trace State 
  Park, Holly Springs National Forest, Tombigbee State Park, 
  Saltillo, Guntown, Shannon, Plantersville, Ecru, Pinedale, Etta, 
  Randolph, New Harmony, Furrs and Denmark.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3450 8925 3450 8923 3458 8923 3459 8876
      3450 8873 3451 8854 3424 8855 3412 8859
      3410 8892 3417 8926 3420 8970 3453 8971

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

SWB

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 8, 7:08 PM CDT	Special Weather Statement	MEG	Chickasaw, Lee, Monroe	37 min
Jun 8, 7:12 PM CDT	Areal Flood Advisory	MEG	Calhoun, Chickasaw, Pontotoc	3 hr
Jun 8, 7:47 PM CDT	Special Weather Statement	MEG	Itawamba, Monroe	28 min
Jun 8, 8:15 PM CDT	Special Weather Statement	MEG	Itawamba	30 min
Jun 8, 9:20 PM CDT	Areal Flood Advisory	MEG	DeSoto, Tunica	3 hr
Jun 8, 10:58 PM CDT	Flash Flood Warning	MEG	Coahoma, Panola, Quitman, Tallahatchie, Tunica	11 hr
Jun 8, 11:00 PM CDT	Flash Flood Warning	MEG	Calhoun, Lafayette, Pontotoc, Union, Yalobusha	11 hr
Jun 8, 11:05 PM CDT	Flash Flood Warning	MEG	Benton, Marshall, Tate, Tippah	3 hr
Jun 9, 1:28 AM CDT	Areal Flood Warning	MEG	Calhoun, Chickasaw, Itawamba, Lee, Monroe, Pontotoc and 3 more	38 min
Jun 9, 1:53 AM CDT	Areal Flood Advisory	MEG	DeSoto, Marshall, Tate, Tunica	4 hr
Jun 9, 2:04 AM CDT	Areal Flood Advisory	MEG	Benton, Lafayette, Marshall, Tate, Tippah, Union	4 hr
Jun 9, 2:06 AM CDT	Flash Flood Warning	MEG	Calhoun, Chickasaw, Itawamba, Lee, Monroe, Pontotoc and 2 more	7 hr
Jun 9, 5:00 AM CDT	River Flood Warning	MEG	Lee	21 days
Jun 9, 5:06 AM CDT	River Flood Warning	MEG	Calhoun	15 hr
Jun 9, 5:11 AM CDT	Areal Flood Warning	MEG	Benton, Coahoma, DeSoto, Lafayette, Marshall, Panola and 2 more	99 min
Jun 9, 5:22 AM CDT	River Flood Warning	MEG	Tate, Tunica	44 hr
Jun 9, 5:37 AM CDT	River Flood Warning	MEG	Calhoun	13 hr
Jun 9, 6:50 AM CDT	Flash Flood Warning	MEG	DeSoto, Lafayette, Marshall, Panola, Tate, Tunica	3 hr
Jun 9, 6:56 AM CDT	Areal Flood Advisory	MEG	Alcorn, Benton, Marshall, Prentiss, Tippah, Union	3 hr
Jun 9, 7:44 AM CDT	Areal Flood Advisory	MEG	Alcorn, Lee, Prentiss, Tishomingo	2 hr
Jun 9, 9:21 AM CDT	Flash Flood Warning	MEG	Coahoma, DeSoto, Panola, Quitman, Tate, Tunica	3 hr
Jun 9, 11:04 AM CDT	Areal Flood Advisory	MEG	Lafayette, Marshall	3 hr
Jun 9, 11:08 AM CDT	Special Weather Statement	MEG	Union	37 min
Jun 9, 11:53 AM CDT	Special Weather Statement	MEG	Lee	37 min
Jun 9, 12:12 PM CDT	Flash Flood Warning Considerable damage threat	MEG	Coahoma, Panola, Quitman, Tallahatchie, Tate, Tunica and 1 more	3 hr
Jun 9, 12:39 PM CDT	Special Weather Statement	MEG	Calhoun	36 min
Jun 9, 1:27 PM CDT	Special Weather Statement	MEG	Chickasaw	33 min
Jun 9, 2:03 PM CDT	Areal Flood Advisory	MEG	Calhoun, Lafayette, Lee, Pontotoc, Union, Yalobusha	3 hr
Jun 9, 2:14 PM CDT	Special Weather Statement	MEG	Monroe	31 min
Jun 9, 3:04 PM CDT	Flash Flood Warning	MEG	Lafayette	9 min
Jun 9, 3:10 PM CDT	Areal Flood Advisory	MEG	Coahoma, Panola, Quitman, Tallahatchie, Tate, Tunica and 1 more	3 hr
Jun 9, 3:15 PM CDT	Flash Flood Warning	MEG	Lafayette	6 hr

Nearby

Flash Flood Warnings in Mississippi, 2021 Every flash flood warning in 2021

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.