Alert archive / Mississippi / Flash Flood Watches in 2021

Flash Flood Watch 5, NWS Memphis, TN

September 18, 202122 counties in Mississippi; 20 counties in Tennessee

NWS Memphis, TN issued this flash flood watch at Sep 18, 2021, 6:24 AM CDT for 22 counties in Mississippi; 20 counties in Tennessee. It was in force for 56 hr.

The area

The counties it named.

The facts

Issued
Sep 18, 2021, 6:24 AM CDT (11:24 UTC)
Expired
Sep 20, 2021, 2:30 PM CDT
In force
56 hr
Issued by
NWS Memphis, TN
Flood severity
None
All 42 counties

Alcorn County, MS, Benton County, MS, Calhoun County, MS, Chickasaw County, MS, Coahoma County, MS, DeSoto County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Marshall County, MS, Monroe County, MS, Panola County, MS, Pontotoc County, MS, Prentiss County, MS, Quitman County, MS, Tallahatchie County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Union County, MS, Yalobusha County, MS, Benton County, TN, Carroll County, TN, Chester County, TN, Crockett County, TN, Decatur County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Lauderdale County, TN, Madison County, TN, McNairy County, TN, Obion County, TN, Shelby County, TN, Tipton County, TN, Weakley County, TN

The radar

The Memphis radar (KNQA), 77 km from the middle of the area, began a volume at 11:29 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

Little Rock, AR (KLZK), launched 00:00Z, 11.4 hours before the alert went out and 78 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, Little Rock, AR at 00:00Z on 2021-09-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 884 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 2021-09-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -86 square meters per square second.1939Sfc1 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
884 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
709 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-86 m²/s²
0-3 km storm-relative helicity
-78 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

570 
WGUS64 KMEG 181124
FFAMEG

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Memphis TN
624 AM CDT Sat Sep 18 2021

MSZ001>009-TNZ048>055-088>092-182330-
/O.NEW.KMEG.FF.A.0005.210918T1124Z-210919T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Lauderdale-Tipton-Haywood-Crockett-Madison-Chester-
Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin-
Including the cities of Jackson, Holly Springs, Selmer, Bolivar, 
Covington, Henderson, Senatobia, Southaven, Ripley MS, Bartlett, 
Germantown, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Ashland, Olive Branch, Ripley TN, Brownsville, Tunica, 
Savannah, Memphis, Millington, Oakland, Somerville, and Decaturville
624 AM CDT Sat Sep 18 2021

...FLASH FLOOD WATCH IN EFFECT THROUGH THIS EVENING...

The National Weather Service in Memphis has issued a

* Flash Flood Watch for portions of North Mississippi and West 
  Tennessee, including the following areas, in North Mississippi, 
  Alcorn, Benton MS, DeSoto, Marshall, Prentiss, Tate, Tippah, 
  Tishomingo and Tunica. In West Tennessee, Chester, Crockett, 
  Decatur, Fayette, Hardeman, Hardin, Haywood, Henderson, 
  Lauderdale, Madison, McNairy, Shelby and Tipton.

* Through this evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MJH
8 follow-up statements
667 
WGUS64 KMEG 181844
FFAMEG

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Memphis TN
144 PM CDT Sat Sep 18 2021

.Heavy rainfall along with slow moving thunderstorms are expected to 
continue across much of the Midsouth.

MSZ010>017-020>024-TNZ002>004-019>022-190500-
/O.EXA.KMEG.FF.A.0005.000000T0000Z-210919T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-Itawamba-
Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Obion-Weakley-Henry-
Dyer-Gibson-Carroll-Benton TN-
Including the cities of Paris, Pontotoc, Clarksdale, Marks, Dresden, 
Bruce, Amory, Dyersburg, Oxford, Batesville, Water Valley, Martin, 
Charleston, Okolona, Coffeeville, Fulton, New Albany, Houston, 
Calhoun City, Humboldt, Tupelo, Huntingdon, Union City, Milan, 
Camden, and Aberdeen
144 PM CDT Sat Sep 18 2021

...FLASH FLOOD WATCH IN EFFECT UNTIL MIDNIGHT CDT TONIGHT...

The National Weather Service in Memphis has expanded the

* Flash Flood Watch to include portions of North Mississippi and 
  West Tennessee, including the following areas, in North 
  Mississippi, Calhoun, Chickasaw, Coahoma, Itawamba, Lafayette, Lee 
  MS, Monroe, Panola, Pontotoc, Quitman, Tallahatchie, Union and 
  Yalobusha. In West Tennessee, Benton TN, Carroll, Dyer, Gibson, 
  Henry, Obion and Weakley.

* Until Midnight CDT tonight.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MSZ001>009-TNZ048>055-088>092-190645-
/O.EXT.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Lauderdale-Tipton-Haywood-Crockett-Madison-Chester-
Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin-
Including the cities of Jackson, Holly Springs, Selmer, Bolivar, 
Covington, Henderson, Senatobia, Southaven, Ripley MS, Bartlett, 
Germantown, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Ashland, Olive Branch, Ripley TN, Brownsville, Tunica, 
Savannah, Memphis, Millington, Oakland, Somerville, and Decaturville
144 PM CDT Sat Sep 18 2021

...FLASH FLOOD WATCH NOW IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch is now in effect for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Alcorn, Benton MS, DeSoto, 
  Marshall, Prentiss, Tate, Tippah, Tishomingo and Tunica. In West 
  Tennessee, Chester, Crockett, Decatur, Fayette, Hardeman, Hardin, 
  Haywood, Henderson, Lauderdale, Madison, McNairy, Shelby and 
  Tipton.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$
115 
WGUS64 KMEG 182114
FFAMEG

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Memphis TN
414 PM CDT Sat Sep 18 2021

MSZ010>017-020>024-TNZ002>004-019>022-191030-
/O.EXT.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-Itawamba-
Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Obion-Weakley-Henry-
Dyer-Gibson-Carroll-Benton TN-
Including the cities of Paris, Pontotoc, Clarksdale, Marks, Dresden, 
Bruce, Amory, Dyersburg, Oxford, Batesville, Water Valley, Martin, 
Charleston, Okolona, Coffeeville, Fulton, New Albany, Houston, 
Calhoun City, Humboldt, Tupelo, Huntingdon, Union City, Milan, 
Camden, and Aberdeen
414 PM CDT Sat Sep 18 2021

...FLASH FLOOD WATCH NOW IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch is now in effect for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Calhoun, Chickasaw, 
  Coahoma, Itawamba, Lafayette, Lee MS, Monroe, Panola, Pontotoc, 
  Quitman, Tallahatchie, Union and Yalobusha. In West Tennessee, 
  Benton TN, Carroll, Dyer, Gibson, Henry, Obion and Weakley.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MSZ001>009-TNZ048>055-088>092-191030-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Lauderdale-Tipton-Haywood-Crockett-Madison-Chester-
Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin-
Including the cities of Jackson, Holly Springs, Selmer, Bolivar, 
Covington, Henderson, Senatobia, Southaven, Ripley MS, Bartlett, 
Germantown, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Ashland, Olive Branch, Ripley TN, Brownsville, Tunica, 
Savannah, Memphis, Millington, Oakland, Somerville, and Decaturville
414 PM CDT Sat Sep 18 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Alcorn, Benton MS, DeSoto, 
  Marshall, Prentiss, Tate, Tippah, Tishomingo and Tunica. In West 
  Tennessee, Chester, Crockett, Decatur, Fayette, Hardeman, Hardin, 
  Haywood, Henderson, Lauderdale, Madison, McNairy, Shelby and 
  Tipton.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$
305 
WGUS64 KMEG 182124
FFAMEG

Flood Watch
National Weather Service Memphis TN
424 PM CDT Sat Sep 18 2021

MSZ001>009-TNZ048>055-088>092-191015-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Lauderdale-Tipton-Haywood-Crockett-Madison-Chester-
Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin-
Including the cities of Jackson, Holly Springs, Selmer, Bolivar, 
Covington, Henderson, Senatobia, Southaven, Ripley MS, Bartlett, 
Germantown, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Ashland, Olive Branch, Ripley TN, Brownsville, Tunica, 
Savannah, Memphis, Millington, Oakland, Somerville, and Decaturville
424 PM CDT Sat Sep 18 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Alcorn, Benton MS, DeSoto, 
  Marshall, Prentiss, Tate, Tippah, Tishomingo and Tunica. In West 
  Tennessee, Chester, Crockett, Decatur, Fayette, Hardeman, Hardin, 
  Haywood, Henderson, Lauderdale, Madison, McNairy, Shelby and 
  Tipton.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MSZ010>017-020>024-TNZ002>004-019>022-191015-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-Itawamba-
Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Obion-Weakley-Henry-
Dyer-Gibson-Carroll-Benton TN-
Including the cities of Paris, Pontotoc, Clarksdale, Marks, Dresden, 
Bruce, Amory, Dyersburg, Oxford, Batesville, Water Valley, Martin, 
Charleston, Okolona, Coffeeville, Fulton, New Albany, Houston, 
Calhoun City, Humboldt, Tupelo, Huntingdon, Union City, Milan, 
Camden, and Aberdeen
424 PM CDT Sat Sep 18 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Calhoun, Chickasaw, 
  Coahoma, Itawamba, Lafayette, Lee MS, Monroe, Panola, Pontotoc, 
  Quitman, Tallahatchie, Union and Yalobusha. In West Tennessee, 
  Benton TN, Carroll, Dyer, Gibson, Henry, Obion and Weakley.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$
827 
WGUS64 KMEG 190819
FFAMEG

Flood Watch
National Weather Service Memphis TN
319 AM CDT Sun Sep 19 2021

MSZ001>009-TNZ048>055-088>092-192100-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Lauderdale-Tipton-Haywood-Crockett-Madison-Chester-
Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin-
Including the cities of Jackson, Holly Springs, Selmer, Bolivar, 
Covington, Henderson, Senatobia, Southaven, Ripley MS, Bartlett, 
Germantown, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Ashland, Olive Branch, Ripley TN, Brownsville, Tunica, 
Savannah, Memphis, Millington, Oakland, Somerville, and Decaturville
319 AM CDT Sun Sep 19 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Alcorn, Benton MS, DeSoto, 
  Marshall, Prentiss, Tate, Tippah, Tishomingo and Tunica. In West 
  Tennessee, Chester, Crockett, Decatur, Fayette, Hardeman, Hardin, 
  Haywood, Henderson, Lauderdale, Madison, McNairy, Shelby and 
  Tipton.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MSZ010>017-020>024-TNZ002>004-019>022-192100-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-Itawamba-
Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Obion-Weakley-Henry-
Dyer-Gibson-Carroll-Benton TN-
Including the cities of Paris, Pontotoc, Clarksdale, Marks, Dresden, 
Bruce, Amory, Dyersburg, Oxford, Batesville, Water Valley, Martin, 
Charleston, Okolona, Coffeeville, Fulton, New Albany, Houston, 
Calhoun City, Humboldt, Tupelo, Huntingdon, Union City, Milan, 
Camden, and Aberdeen
319 AM CDT Sun Sep 19 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Calhoun, Chickasaw, 
  Coahoma, Itawamba, Lafayette, Lee MS, Monroe, Panola, Pontotoc, 
  Quitman, Tallahatchie, Union and Yalobusha. In West Tennessee, 
  Benton TN, Carroll, Dyer, Gibson, Henry, Obion and Weakley.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MJH
214 
WGUS64 KMEG 191944
FFAMEG

Flood Watch
National Weather Service Memphis TN
244 PM CDT Sun Sep 19 2021

MSZ001>009-TNZ048>055-088>092-200745-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Lauderdale-Tipton-Haywood-Crockett-Madison-Chester-
Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin-
Including the cities of Jackson, Holly Springs, Selmer, Bolivar, 
Covington, Henderson, Senatobia, Southaven, Ripley MS, Bartlett, 
Germantown, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Ashland, Olive Branch, Ripley TN, Brownsville, Tunica, 
Savannah, Memphis, Millington, Oakland, Somerville, and Decaturville
244 PM CDT Sun Sep 19 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Alcorn, Benton MS, DeSoto, 
  Marshall, Prentiss, Tate, Tippah, Tishomingo and Tunica. In West 
  Tennessee, Chester, Crockett, Decatur, Fayette, Hardeman, Hardin, 
  Haywood, Henderson, Lauderdale, Madison, McNairy, Shelby and 
  Tipton.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MSZ010>017-020>024-TNZ002>004-019>022-200745-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-Itawamba-
Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Obion-Weakley-Henry-
Dyer-Gibson-Carroll-Benton TN-
Including the cities of Paris, Pontotoc, Clarksdale, Marks, Dresden, 
Bruce, Amory, Dyersburg, Oxford, Batesville, Water Valley, Martin, 
Charleston, Okolona, Coffeeville, Fulton, New Albany, Houston, 
Calhoun City, Humboldt, Tupelo, Huntingdon, Union City, Milan, 
Camden, and Aberdeen
244 PM CDT Sun Sep 19 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Calhoun, Chickasaw, 
  Coahoma, Itawamba, Lafayette, Lee MS, Monroe, Panola, Pontotoc, 
  Quitman, Tallahatchie, Union and Yalobusha. In West Tennessee, 
  Benton TN, Carroll, Dyer, Gibson, Henry, Obion and Weakley.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$
721 
WGUS64 KMEG 200222
FFAMEG

Flood Watch
National Weather Service Memphis TN
922 PM CDT Sun Sep 19 2021

MSZ001>009-TNZ048>055-088>092-201430-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Lauderdale-Tipton-Haywood-Crockett-Madison-Chester-
Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin-
Including the cities of Jackson, Holly Springs, Selmer, Bolivar, 
Covington, Henderson, Senatobia, Southaven, Ripley MS, Bartlett, 
Germantown, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Ashland, Olive Branch, Ripley TN, Brownsville, Tunica, 
Savannah, Memphis, Millington, Oakland, Somerville, and Decaturville
922 PM CDT Sun Sep 19 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Alcorn, Benton MS, DeSoto, 
  Marshall, Prentiss, Tate, Tippah, Tishomingo and Tunica. In West 
  Tennessee, Chester, Crockett, Decatur, Fayette, Hardeman, Hardin, 
  Haywood, Henderson, Lauderdale, Madison, McNairy, Shelby and 
  Tipton.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MSZ010>017-020>024-TNZ002>004-019>022-201430-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-Itawamba-
Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Obion-Weakley-Henry-
Dyer-Gibson-Carroll-Benton TN-
Including the cities of Paris, Pontotoc, Clarksdale, Marks, Dresden, 
Bruce, Amory, Dyersburg, Oxford, Batesville, Water Valley, Martin, 
Charleston, Okolona, Coffeeville, Fulton, New Albany, Houston, 
Calhoun City, Humboldt, Tupelo, Huntingdon, Union City, Milan, 
Camden, and Aberdeen
922 PM CDT Sun Sep 19 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Calhoun, Chickasaw, 
  Coahoma, Itawamba, Lafayette, Lee MS, Monroe, Panola, Pontotoc, 
  Quitman, Tallahatchie, Union and Yalobusha. In West Tennessee, 
  Benton TN, Carroll, Dyer, Gibson, Henry, Obion and Weakley.

* Through Monday evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches or greater per hour should be 
  expected in the watch area. Rainfall amounts of 1 to 3 inches with 
  locally higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

KRM
555 
WGUS64 KMEG 200839
FFAMEG

Flood Watch
National Weather Service Memphis TN
339 AM CDT Mon Sep 20 2021

MSZ001>009-TNZ048>055-088>092-202045-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Lauderdale-Tipton-Haywood-Crockett-Madison-Chester-
Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin-
Including the cities of Jackson, Holly Springs, Selmer, Bolivar, 
Covington, Henderson, Senatobia, Southaven, Ripley MS, Bartlett, 
Germantown, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Ashland, Olive Branch, Ripley TN, Brownsville, Tunica, 
Savannah, Memphis, Millington, Oakland, Somerville, and Decaturville
339 AM CDT Mon Sep 20 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Alcorn, Benton MS, DeSoto, 
  Marshall, Prentiss, Tate, Tippah, Tishomingo and Tunica. In West 
  Tennessee, Chester, Crockett, Decatur, Fayette, Hardeman, Hardin, 
  Haywood, Henderson, Lauderdale, Madison, McNairy, Shelby and 
  Tipton.

* Through this evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches per hour are possible expected in 
  the watch area. Rainfall amounts of 1 to 2 inches with locally 
  higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MSZ010>017-020>024-TNZ002>004-019>022-202045-
/O.CON.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-Itawamba-
Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Obion-Weakley-Henry-
Dyer-Gibson-Carroll-Benton TN-
Including the cities of Paris, Pontotoc, Clarksdale, Marks, Dresden, 
Bruce, Amory, Dyersburg, Oxford, Batesville, Water Valley, Martin, 
Charleston, Okolona, Coffeeville, Fulton, New Albany, Houston, 
Calhoun City, Humboldt, Tupelo, Huntingdon, Union City, Milan, 
Camden, and Aberdeen
339 AM CDT Mon Sep 20 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the 
  following areas, in North Mississippi, Calhoun, Chickasaw, 
  Coahoma, Itawamba, Lafayette, Lee MS, Monroe, Panola, Pontotoc, 
  Quitman, Tallahatchie, Union and Yalobusha. In West Tennessee, 
  Benton TN, Carroll, Dyer, Gibson, Henry, Obion and Weakley.

* Through this evening.

* Periods of heavy rainfall associated with training thunderstorms 
  could cause flash flooding across portions of the Mid South. 
  Rainfall rates of up to 2 inches per hour are possible expected in 
  the watch area. Rainfall amounts of 1 to 2 inches with locally 
  higher amounts will be possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

MJH
811 
WGUS64 KMEG 201930
FFAMEG

Flood Watch
National Weather Service Memphis TN
230 PM CDT Mon Sep 20 2021

MSZ001>017-020>024-TNZ002>004-019>022-048>055-088>092-202030-
/O.CAN.KMEG.FF.A.0005.000000T0000Z-210921T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-
Itawamba-Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Obion-
Weakley-Henry-Dyer-Gibson-Carroll-Benton TN-Lauderdale-Tipton-
Haywood-Crockett-Madison-Chester-Henderson-Decatur-Shelby-Fayette-
Hardeman-McNairy-Hardin-
Including the cities of Brownsville, Jackson, Holly Springs, Paris, 
Pontotoc, Bartlett, Bolivar, Covington, Marks, Memphis, Henderson, 
Senatobia, Southaven, Olive Branch, Dresden, Bruce, Ripley MS, 
Amory, Dyersburg, Aberdeen, Oxford, Germantown, Batesville, Water 
Valley, Iuka, Booneville, Lexington, Corinth, Parsons, Alamo, 
Collierville, Martin, Ashland, Charleston, Okolona, Coffeeville, 
Ripley TN, Fulton, New Albany, Houston, Calhoun City, Tunica, 
Humboldt, Savannah, Tupelo, Huntingdon, Union City, Selmer, 
Millington, Milan, Camden, Somerville, Oakland, Clarksdale, and 
Decaturville
230 PM CDT Mon Sep 20 2021

...FLASH FLOOD WATCH IS CANCELLED...

The Flash Flood Watch for portions of North Mississippi and West 
Tennessee, including the following areas, in North Mississippi, 
Alcorn, Benton MS, Calhoun, Chickasaw, Coahoma, DeSoto, Itawamba, 
Lafayette, Lee MS, Marshall, Monroe, Panola, Pontotoc, Prentiss, 
Quitman, Tallahatchie, Tate, Tippah, Tishomingo, Tunica, Union and 
Yalobusha. In West Tennessee, Benton TN, Carroll, Chester, Crockett, 
Decatur, Dyer, Fayette, Gibson, Hardeman, Hardin, Haywood, 
Henderson, Henry, Lauderdale, Madison, McNairy, Obion, Shelby, 
Tipton and Weakley has been cancelled.

Flooding is no longer expected to pose a threat. Please continue to 
heed remaining road closures.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 17, 10:09 PM CDTFlash Flood WarningMEGMonroe3 hr
Sep 17, 10:36 PM CDTAreal Flood AdvisoryMEGMonroe2 hr
Sep 18, 5:49 AM CDTAreal Flood AdvisoryMEGDeSoto, Marshall4 hr
Sep 18, 5:57 AM CDTAreal Flood AdvisoryMEGBenton, Marshall, Tippah32 min
Sep 18, 6:29 AM CDTFlash Flood WarningMEGBenton, Marshall, Tippah4 hr
Sep 18, 7:54 AM CDTAreal Flood AdvisoryMEGDeSoto3 hr
Sep 18, 8:33 AM CDTAreal Flood AdvisoryMEGBenton, Marshall, Tippah3 hr
Sep 18, 9:32 AM CDTAreal Flood AdvisoryMEGDeSoto, Marshall, Tate, Tunica118 min
Sep 18, 10:40 AM CDTAreal Flood AdvisoryMEGDeSoto, Panola, Tate3 hr
Sep 18, 11:46 AM CDTAreal Flood AdvisoryMEGCoahoma, Quitman, Tallahatchie, Tunica2 hr
Sep 18, 6:34 AM CDTAreal Flood AdvisoryMEGFayette3 hr
Sep 18, 9:39 AM CDTAreal Flood AdvisoryMEGBenton, Henry3 hr
Sep 18, 12:56 PM CDTAreal Flood AdvisoryMEGHardeman, Madison3 hr
Sep 18, 12:58 PM CDTAreal Flood AdvisoryMEGDecatur3 hr

Nearby

Flash Flood Watches in Mississippi, 2021Flash Flood Watches in Tennessee, 2021Every flash flood watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.