Alert archive / Tennessee / Flash Flood Watches in 2021

Flash Flood Watch 7, NWS Morristown, TN

June 30, 20217 counties in Virginia; 23 counties in Tennessee

NWS Morristown, TN issued this flash flood watch at Jun 30, 2021, 2:50 PM EDT for 7 counties in Virginia; 23 counties in Tennessee. It took effect at Jul 1, 2021, 4:00 PM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Jun 30, 2021, 2:50 PM EDT (18:50 UTC)
In effect from
Jul 1, 2021, 4:00 PM EDT
Expired
Jul 2, 2021, 5:57 AM EDT
In force
14 hr
Issued by
NWS Morristown, TN
Flood severity
None
All 30 counties

Anderson County, TN, Blount County, TN, Campbell County, TN, Carter County, TN, Claiborne County, TN, Cocke County, TN, Grainger County, TN, Greene County, TN, Hamblen County, TN, Hancock County, TN, Hawkins County, TN, Jefferson County, TN, Johnson County, TN, Knox County, TN, Loudon County, TN, Morgan County, TN, Roane County, TN, Scott County, TN, Sevier County, TN, Sullivan County, TN, Unicoi County, TN, Union County, TN, Washington County, TN, City of Bristol, VA, City of Norton, VA, Lee County, VA, Russell County, VA, Scott County, VA, Washington County, VA, Wise County, VA

The radar

The Knoxville radar (KMRX), 25 km from the middle of the area, began a volume at 18:50 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.8 hours before the alert went out and 297 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, Greensboro/Hi Pt, NC at 12:00Z on 2021-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 188 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, Greensboro/Hi Pt, NC at 12:00Z on 2021-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -26 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
188 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
981 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-26 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

009 
WGUS64 KMRX 301850
FFAMRX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Morristown TN
250 PM EDT Wed Jun 30 2021

TNZ012>018-035>047-067-069>074-VAZ001-002-005-006-008-010300-
/O.NEW.KMRX.FF.A.0007.210701T1200Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Morgan-
Anderson-Union-Grainger-Hamblen-Northwest Cocke-Cocke Smoky
Mountains-Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Roane-Knox-Jefferson-Northwest
Blount-Blount Smoky Mountains-North Sevier-Sevier Smoky Mountains-
Lee-Wise-Scott-Russell-Washington-
Including the cities of Paulette, White Pine, Howard Quarter, Big
Stone Gap, Rockwood, Appalachia, Morristown, Shady Valley,
Elizabethton, Hiltons, Cades Cove, Bristol VA, Norris Lake,
Greeneville, Dye, Harrogate-Shawanee, Oneida, Erwin, Royal Blue,
Newport, Kyles Ford, Happy Valley, Laurel Bloomery, Kingsport,
Pardee, Elk Valley, White Oak, Clairfield, Knoxville, Evanston,
Pigeon Forge, Strawberry Plains, Norton, Fincastle, Mountain
City, Sandlick, Alcoa, Arthur, High Point, Clinton, Limestone
Cove, Rose Hill, Jellico, Trade, Sneedville, Neva, Sharps Chapel,
Eagle Furnace, Russellville, Harriman, Bybee, Gatlinburg, Bristol
TN, Elkmont, Chestnut Hill, Johnson City, Seymour, Norma, Bean
Station, Petros, Big South Fork National, Maryville, Pine
Orchard, Abingdon, Kodak, Rosedale, Honaker, Elgin, Lebanon, Oak
Ridge, Caryville, South Holston Dam, Hansonville, Slick Rock, La
Follette, Springdale, Doeville, Maynardville, Huntsville,
Bradbury, Luttrell, Harrisburg, Hartford, Fairview, Mooresburg,
Alpha, Treadway, Smokey Junction, Wise, McMahan, Oliver Springs,
Cedar Creek, Unicoi, Castlewood, Lake Forest, Lone Mountain,
Sevierville, Hampton, Jefferson City, Dandridge, Kingston,
Bearden, Benhams, and Coeburn
250 PM EDT Wed Jun 30 2021

...FLASH FLOOD WATCH IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY 
MORNING...

The National Weather Service in Morristown has issued a

* Flash Flood Watch for Portions of east Tennessee, including the 
  following areas, Anderson, Blount Smoky Mountains, Campbell, 
  Claiborne, Cocke Smoky Mountains, Grainger, Hamblen, Hancock, 
  Hawkins, Jefferson, Johnson, Knox, Morgan, North Sevier, Northwest 
  Blount, Northwest Carter, Northwest Cocke, Northwest Greene, 
  Roane, Scott, Sevier Smoky Mountains, Southeast Carter, Southeast 
  Greene, Sullivan, Unicoi, Union and Washington. Portions of 
  southwest Virginia, including the following areas, Lee, Russell, 
  Scott, Washington and Wise.

* From Thursday morning through Friday morning.

* A slow moving cold front will produce widespread showers and 
  thunderstorms from Thursday morning through Friday morning. 
  Rainfall amounts of 1 to 3 inches will be common, but local 
  amounts of 4 to 5 inches could occur in in the northern plateau 
  and higher terrain of southwest Virginia and the east Tennessee 
  mountains. This will likely result in some localized flash 
  flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

CD
7 follow-up statements
543 
WGUS64 KMRX 010137
FFAMRX

Flood Watch
National Weather Service Morristown TN
937 PM EDT Wed Jun 30 2021

TNZ012>018-035>047-067-069>074-VAZ001-002-005-006-008-011000-
/O.CON.KMRX.FF.A.0007.210701T1200Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Morgan-
Anderson-Union-Grainger-Hamblen-Northwest Cocke-Cocke Smoky
Mountains-Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Roane-Knox-Jefferson-Northwest
Blount-Blount Smoky Mountains-North Sevier-Sevier Smoky Mountains-
Lee-Wise-Scott-Russell-Washington-
Including the cities of Paulette, White Pine, Howard Quarter, Big
Stone Gap, Rockwood, Appalachia, Morristown, Shady Valley,
Elizabethton, Hiltons, Cades Cove, Bristol VA, Norris Lake,
Greeneville, Dye, Harrogate-Shawanee, Oneida, Erwin, Royal Blue,
Newport, Kyles Ford, Happy Valley, Laurel Bloomery, Kingsport,
Pardee, Elk Valley, White Oak, Clairfield, Knoxville, Evanston,
Pigeon Forge, Strawberry Plains, Norton, Fincastle, Mountain
City, Sandlick, Alcoa, Arthur, High Point, Clinton, Limestone
Cove, Rose Hill, Jellico, Trade, Sneedville, Neva, Sharps Chapel,
Eagle Furnace, Russellville, Harriman, Bybee, Gatlinburg, Bristol
TN, Elkmont, Chestnut Hill, Johnson City, Seymour, Norma, Bean
Station, Petros, Big South Fork National, Maryville, Pine
Orchard, Abingdon, Kodak, Rosedale, Honaker, Elgin, Lebanon, Oak
Ridge, Caryville, South Holston Dam, Hansonville, Slick Rock, La
Follette, Springdale, Doeville, Maynardville, Huntsville,
Bradbury, Luttrell, Harrisburg, Hartford, Fairview, Mooresburg,
Alpha, Treadway, Smokey Junction, Wise, McMahan, Oliver Springs,
Cedar Creek, Unicoi, Castlewood, Lake Forest, Lone Mountain,
Sevierville, Hampton, Jefferson City, Dandridge, Kingston,
Bearden, Benhams, and Coeburn
937 PM EDT Wed Jun 30 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 8 AM EDT THURSDAY 
THROUGH FRIDAY MORNING...

The Flash Flood Watch continues for

* Portions of east Tennessee, including the following areas, 
  Anderson, Blount Smoky Mountains, Campbell, Claiborne, Cocke Smoky 
  Mountains, Grainger, Hamblen, Hancock, Hawkins, Jefferson, 
  Johnson, Knox, Morgan, North Sevier, Northwest Blount, Northwest 
  Carter, Northwest Cocke, Northwest Greene, Roane, Scott, Sevier 
  Smoky Mountains, Southeast Carter, Southeast Greene, Sullivan, 
  Unicoi, Union and Washington. Portions of southwest Virginia, 
  including the following areas, Lee, Russell, Scott, Washington and 
  Wise.

* From 8 AM EDT Thursday through Friday morning.

* A slow moving cold front will produce widespread showers and 
  thunderstorms from Thursday morning through Friday morning. 
  Rainfall amounts of 1 to 3 inches will be common, but local 
  amounts of 4 to 5 inches could occur in in the northern plateau 
  and higher terrain of southwest Virginia and the East Tennessee 
  mountains. This will likely result in some localized flash 
  flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

DGS
796 
WGUS64 KMRX 010657
FFAMRX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Morristown TN
257 AM EDT Thu Jul 1 2021

TNZ012>018-035>047-067-069>074-VAZ001-002-005-006-008-011530-
/O.EXT.KMRX.FF.A.0007.210701T1800Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Morgan-
Anderson-Union-Grainger-Hamblen-Northwest Cocke-Cocke Smoky
Mountains-Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Roane-Knox-Jefferson-Northwest
Blount-Blount Smoky Mountains-North Sevier-Sevier Smoky Mountains-
Lee-Wise-Scott-Russell-Washington-
Including the cities of Paulette, White Pine, Howard Quarter, Big
Stone Gap, Rockwood, Appalachia, Morristown, Shady Valley,
Elizabethton, Hiltons, Cades Cove, Bristol VA, Norris Lake,
Greeneville, Dye, Harrogate-Shawanee, Oneida, Erwin, Royal Blue,
Newport, Kyles Ford, Happy Valley, Laurel Bloomery, Kingsport,
Pardee, Elk Valley, White Oak, Clairfield, Knoxville, Evanston,
Pigeon Forge, Strawberry Plains, Norton, Fincastle, Mountain
City, Sandlick, Alcoa, Arthur, High Point, Clinton, Limestone
Cove, Rose Hill, Jellico, Trade, Sneedville, Neva, Sharps Chapel,
Eagle Furnace, Russellville, Harriman, Bybee, Gatlinburg, Bristol
TN, Elkmont, Chestnut Hill, Johnson City, Seymour, Norma, Bean
Station, Petros, Big South Fork National, Maryville, Pine
Orchard, Abingdon, Kodak, Rosedale, Honaker, Elgin, Lebanon, Oak
Ridge, Caryville, South Holston Dam, Hansonville, Slick Rock, La
Follette, Springdale, Doeville, Maynardville, Huntsville,
Bradbury, Luttrell, Harrisburg, Hartford, Fairview, Mooresburg,
Alpha, Treadway, Smokey Junction, Wise, McMahan, Oliver Springs,
Cedar Creek, Unicoi, Castlewood, Lake Forest, Lone Mountain,
Sevierville, Hampton, Jefferson City, Dandridge, Kingston,
Bearden, Benhams, and Coeburn
257 AM EDT Thu Jul 1 2021

...FLASH FLOOD WATCH NOW IN EFFECT FROM 2 PM EDT THIS AFTERNOON 
THROUGH FRIDAY MORNING...

The Flash Flood Watch is now in effect for

* Portions of east Tennessee, including the following areas, 
  Anderson, Blount Smoky Mountains, Campbell, Claiborne, Cocke Smoky 
  Mountains, Grainger, Hamblen, Hancock, Hawkins, Jefferson, 
  Johnson, Knox, Morgan, North Sevier, Northwest Blount, Northwest 
  Carter, Northwest Cocke, Northwest Greene, Roane, Scott, Sevier 
  Smoky Mountains, Southeast Carter, Southeast Greene, Sullivan, 
  Unicoi, Union and Washington. Portions of southwest Virginia, 
  including the following areas, Lee, Russell, Scott, Washington and 
  Wise.

* From 2 PM EDT this afternoon through Friday morning.

* A slow moving cold front will produce widespread showers and 
  thunderstorms from Thursday afternoon through Friday morning. 
  Rainfall amounts of 1 to 2 inches will be common, but local 
  amounts of 2 to 4 inches could occur across portions of the 
  Northern  Plateau and higher terrain of southwest Virginia and the 
  East Tennessee mountains. This will likely result in some 
  localized flash
  flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
544 
WGUS64 KMRX 011332
FFAMRX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Morristown TN
932 AM EDT Thu Jul 1 2021

TNZ068-012145-
/O.EXB.KMRX.FF.A.0007.210701T2000Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Loudon-
Including the cities of Lenoir City and Loudon
932 AM EDT Thu Jul 1 2021

...FLASH FLOOD WATCH IN EFFECT FROM 4 PM EDT THIS AFTERNOON THROUGH 
FRIDAY MORNING...

The National Weather Service in Morristown has expanded the

* Flash Flood Watch to include A portion of east Tennessee, 
  including the following area, Loudon.

* From 4 PM EDT this afternoon through Friday morning.

* A slow moving cold front will produce widespread showers and 
  thunderstorms from this afternoon through early Friday morning. 
  Rainfall amounts of 1 to 2 inches will be common, but local 
  amounts of 2 to 4 inches could occur across portions of the 
  Northern Cumberland Plateau and the higher terrain of southwest 
  Virginia and the East Tennessee mountains. This will likely result 
  in some localized flash flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

TNZ012>018-035>047-067-069>074-VAZ001-002-005-006-008-012145-
/O.EXT.KMRX.FF.A.0007.210701T2000Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Morgan-
Anderson-Union-Grainger-Hamblen-Northwest Cocke-Cocke Smoky
Mountains-Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Roane-Knox-Jefferson-Northwest
Blount-Blount Smoky Mountains-North Sevier-Sevier Smoky Mountains-
Lee-Wise-Scott-Russell-Washington-
Including the cities of Paulette, White Pine, Howard Quarter, Big
Stone Gap, Rockwood, Appalachia, Morristown, Shady Valley,
Elizabethton, Hiltons, Cades Cove, Bristol VA, Norris Lake,
Greeneville, Dye, Harrogate-Shawanee, Oneida, Erwin, Royal Blue,
Newport, Kyles Ford, Happy Valley, Laurel Bloomery, Kingsport,
Pardee, Elk Valley, White Oak, Clairfield, Knoxville, Evanston,
Pigeon Forge, Strawberry Plains, Norton, Fincastle, Mountain
City, Sandlick, Alcoa, Arthur, High Point, Clinton, Limestone
Cove, Rose Hill, Jellico, Trade, Sneedville, Neva, Sharps Chapel,
Eagle Furnace, Russellville, Harriman, Bybee, Gatlinburg, Bristol
TN, Elkmont, Chestnut Hill, Johnson City, Seymour, Norma, Bean
Station, Petros, Big South Fork National, Maryville, Pine
Orchard, Abingdon, Kodak, Rosedale, Honaker, Elgin, Lebanon, Oak
Ridge, Caryville, South Holston Dam, Hansonville, Slick Rock, La
Follette, Springdale, Doeville, Maynardville, Huntsville,
Bradbury, Luttrell, Harrisburg, Hartford, Fairview, Mooresburg,
Alpha, Treadway, Smokey Junction, Wise, McMahan, Oliver Springs,
Cedar Creek, Unicoi, Castlewood, Lake Forest, Lone Mountain,
Sevierville, Hampton, Jefferson City, Dandridge, Kingston,
Bearden, Benhams, and Coeburn
932 AM EDT Thu Jul 1 2021

...FLASH FLOOD WATCH NOW IN EFFECT FROM 4 PM EDT THIS AFTERNOON 
THROUGH FRIDAY MORNING...

The Flash Flood Watch is now in effect for

* Portions of east Tennessee, including the following areas, 
  Anderson, Blount Smoky Mountains, Campbell, Claiborne, Cocke Smoky 
  Mountains, Grainger, Hamblen, Hancock, Hawkins, Jefferson, 
  Johnson, Knox, Morgan, North Sevier, Northwest Blount, Northwest 
  Carter, Northwest Cocke, Northwest Greene, Roane, Scott, Sevier 
  Smoky Mountains, Southeast Carter, Southeast Greene, Sullivan, 
  Unicoi, Union and Washington. Portions of southwest Virginia, 
  including the following areas, Lee, Russell, Scott, Washington and 
  Wise.

* From 4 PM EDT this afternoon through Friday morning.

* A slow moving cold front will produce widespread showers and 
  thunderstorms from Thursday afternoon through early Friday morning. 
  Rainfall amounts of 1 to 2 inches will be common, but local 
  amounts of 2 to 4 inches could occur across portions of the 
  Northern Cumberland Plateau and the higher terrain of southwest 
  Virginia and the East Tennessee mountains. This will likely result 
  in some localized flash flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

TD
412 
WGUS64 KMRX 011910
FFAMRX

Flood Watch
National Weather Service Morristown TN
310 PM EDT Thu Jul 1 2021

TNZ012>018-035>047-067>074-VAZ001-002-005-006-008-020800-
/O.CON.KMRX.FF.A.0007.210701T2000Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Morgan-
Anderson-Union-Grainger-Hamblen-Northwest Cocke-Cocke Smoky
Mountains-Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Roane-Loudon-Knox-Jefferson-
Northwest Blount-Blount Smoky Mountains-North Sevier-Sevier Smoky
Mountains-Lee-Wise-Scott-Russell-Washington-
Including the cities of Paulette, White Pine, Howard Quarter, Big
Stone Gap, Rockwood, Appalachia, Morristown, Shady Valley,
Elizabethton, Hiltons, Cades Cove, Bristol VA, Norris Lake,
Greeneville, Dye, Harrogate-Shawanee, Oneida, Erwin, Royal Blue,
Newport, Kyles Ford, Happy Valley, Laurel Bloomery, Kingsport,
Pardee, Elk Valley, White Oak, Clairfield, Knoxville, Evanston,
Pigeon Forge, Strawberry Plains, Norton, Fincastle, Mountain
City, Sandlick, Alcoa, Arthur, High Point, Clinton, Limestone
Cove, Rose Hill, Jellico, Trade, Sneedville, Neva, Sharps Chapel,
Eagle Furnace, Russellville, Harriman, Bybee, Gatlinburg, Bristol
TN, Elkmont, Chestnut Hill, Johnson City, Seymour, Norma, Bean
Station, Petros, Big South Fork National, Maryville, Pine
Orchard, Abingdon, Kodak, Rosedale, Honaker, Elgin, Lebanon, Oak
Ridge, Caryville, South Holston Dam, Hansonville, Slick Rock, La
Follette, Springdale, Doeville, Loudon, Maynardville, Huntsville,
Bradbury, Luttrell, Harrisburg, Hartford, Fairview, Mooresburg,
Alpha, Treadway, Smokey Junction, Wise, McMahan, Oliver Springs,
Cedar Creek, Unicoi, Castlewood, Lake Forest, Lone Mountain,
Sevierville, Lenoir City, Hampton, Jefferson City, Dandridge,
Kingston, Bearden, Benhams, and Coeburn
310 PM EDT Thu Jul 1 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH FRIDAY MORNING...

The Flash Flood Watch continues for

* Portions of east Tennessee, including the following areas, 
  Anderson, Blount Smoky Mountains, Campbell, Claiborne, Cocke Smoky 
  Mountains, Grainger, Hamblen, Hancock, Hawkins, Jefferson, 
  Johnson, Knox, Loudon, Morgan, North Sevier, Northwest Blount, 
  Northwest Carter, Northwest Cocke, Northwest Greene, Roane, Scott, 
  Sevier Smoky Mountains, Southeast Carter, Southeast Greene, 
  Sullivan, Unicoi, Union and Washington. Portions of southwest 
  Virginia, including the following areas, Lee, Russell, Scott, 
  Washington and Wise.

* Through Friday morning.

* A slow moving cold front will produce widespread showers and 
  thunderstorms from Thursday afternoon through early Friday morning. 
  Rainfall amounts of 1 to 2 inches will be common, but local 
  amounts of 2 to 4 inches could occur across portions of the 
  Northern Cumberland Plateau and the higher terrain of southwest 
  Virginia and the East Tennessee mountains. This will likely result 
  in some localized flash flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

JLB
675 
WGUS64 KMRX 020135
FFAMRX

Flood Watch
National Weather Service Morristown TN
935 PM EDT Thu Jul 1 2021

TNZ012>018-035>047-067>074-VAZ001-002-005-006-008-021000-
/O.CON.KMRX.FF.A.0007.000000T0000Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Morgan-
Anderson-Union-Grainger-Hamblen-Northwest Cocke-Cocke Smoky
Mountains-Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Roane-Loudon-Knox-Jefferson-
Northwest Blount-Blount Smoky Mountains-North Sevier-Sevier Smoky
Mountains-Lee-Wise-Scott-Russell-Washington-
Including the cities of Paulette, White Pine, Howard Quarter, Big
Stone Gap, Rockwood, Appalachia, Morristown, Shady Valley,
Elizabethton, Hiltons, Cades Cove, Bristol VA, Norris Lake,
Greeneville, Dye, Harrogate-Shawanee, Oneida, Erwin, Royal Blue,
Newport, Kyles Ford, Happy Valley, Laurel Bloomery, Kingsport,
Pardee, Elk Valley, White Oak, Clairfield, Knoxville, Evanston,
Pigeon Forge, Strawberry Plains, Norton, Fincastle, Mountain
City, Sandlick, Alcoa, Arthur, High Point, Clinton, Limestone
Cove, Rose Hill, Jellico, Trade, Sneedville, Neva, Sharps Chapel,
Eagle Furnace, Russellville, Harriman, Bybee, Gatlinburg, Bristol
TN, Elkmont, Chestnut Hill, Johnson City, Seymour, Norma, Bean
Station, Petros, Big South Fork National, Maryville, Pine
Orchard, Abingdon, Kodak, Rosedale, Honaker, Elgin, Lebanon, Oak
Ridge, Caryville, South Holston Dam, Hansonville, Slick Rock, La
Follette, Springdale, Doeville, Loudon, Maynardville, Huntsville,
Bradbury, Luttrell, Harrisburg, Hartford, Fairview, Mooresburg,
Alpha, Treadway, Smokey Junction, Wise, McMahan, Oliver Springs,
Cedar Creek, Unicoi, Castlewood, Lake Forest, Lone Mountain,
Sevierville, Lenoir City, Hampton, Jefferson City, Dandridge,
Kingston, Bearden, Benhams, and Coeburn
935 PM EDT Thu Jul 1 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT FRIDAY...

The Flash Flood Watch continues for

* Portions of east Tennessee, including the following areas, 
  Anderson, Blount Smoky Mountains, Campbell, Claiborne, Cocke Smoky 
  Mountains, Grainger, Hamblen, Hancock, Hawkins, Jefferson, 
  Johnson, Knox, Loudon, Morgan, North Sevier, Northwest Blount, 
  Northwest Carter, Northwest Cocke, Northwest Greene, Roane, Scott, 
  Sevier Smoky Mountains, Southeast Carter, Southeast Greene, 
  Sullivan, Unicoi, Union and Washington. Portions of southwest 
  Virginia, including the following areas, Lee, Russell, Scott, 
  Washington and Wise.

* Until 8 AM EDT Friday.

* A slow moving cold front will produce widespread showers and 
  thunderstorms tonight through early Friday morning. 
  Rainfall amounts of 1 to 2 inches will be common, but local 
  amounts up to 3 inches could occur across portions of the Northern 
  Cumberland Plateau, the higher terrain of southwest Virginia, and 
  the East Tennessee mountains. This could result in some localized 
  flash flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

DGS
829 
WGUS64 KMRX 020706
FFAMRX

Flood Watch
National Weather Service Morristown TN
306 AM EDT Fri Jul 2 2021

TNZ012>018-035>047-067>074-VAZ001-002-005-006-008-021200-
/O.CON.KMRX.FF.A.0007.000000T0000Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Morgan-
Anderson-Union-Grainger-Hamblen-Northwest Cocke-Cocke Smoky
Mountains-Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Roane-Loudon-Knox-Jefferson-
Northwest Blount-Blount Smoky Mountains-North Sevier-Sevier Smoky
Mountains-Lee-Wise-Scott-Russell-Washington-
Including the cities of Paulette, White Pine, Howard Quarter, Big
Stone Gap, Rockwood, Appalachia, Morristown, Shady Valley,
Elizabethton, Hiltons, Cades Cove, Bristol VA, Norris Lake,
Greeneville, Dye, Harrogate-Shawanee, Oneida, Erwin, Royal Blue,
Newport, Kyles Ford, Happy Valley, Laurel Bloomery, Kingsport,
Pardee, Elk Valley, White Oak, Clairfield, Knoxville, Evanston,
Pigeon Forge, Strawberry Plains, Norton, Fincastle, Mountain
City, Sandlick, Alcoa, Arthur, High Point, Clinton, Limestone
Cove, Rose Hill, Jellico, Trade, Sneedville, Neva, Sharps Chapel,
Eagle Furnace, Russellville, Harriman, Bybee, Gatlinburg, Bristol
TN, Elkmont, Chestnut Hill, Johnson City, Seymour, Norma, Bean
Station, Petros, Big South Fork National, Maryville, Pine
Orchard, Abingdon, Kodak, Rosedale, Honaker, Elgin, Lebanon, Oak
Ridge, Caryville, South Holston Dam, Hansonville, Slick Rock, La
Follette, Springdale, Doeville, Loudon, Maynardville, Huntsville,
Bradbury, Luttrell, Harrisburg, Hartford, Fairview, Mooresburg,
Alpha, Treadway, Smokey Junction, Wise, McMahan, Oliver Springs,
Cedar Creek, Unicoi, Castlewood, Lake Forest, Lone Mountain,
Sevierville, Lenoir City, Hampton, Jefferson City, Dandridge,
Kingston, Bearden, Benhams, and Coeburn
306 AM EDT Fri Jul 2 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

The Flash Flood Watch continues for

* Portions of east Tennessee, including the following areas, 
  Anderson, Blount Smoky Mountains, Campbell, Claiborne, Cocke Smoky 
  Mountains, Grainger, Hamblen, Hancock, Hawkins, Jefferson, 
  Johnson, Knox, Loudon, Morgan, North Sevier, Northwest Blount, 
  Northwest Carter, Northwest Cocke, Northwest Greene, Roane, Scott, 
  Sevier Smoky Mountains, Southeast Carter, Southeast Greene, 
  Sullivan, Unicoi, Union and Washington. Portions of southwest 
  Virginia, including the following areas, Lee, Russell, Scott, 
  Washington and Wise.

* Until 8 AM EDT this morning.

* A slow-moving cold front continues to approach from the northwest 
  with shower activity continuing. Additional rainfall amounts of 
  0.5 to 1 inch or more is possible, especially near the Tennessee 
  mountains and adjacent foothills. As such, localized flash 
  flooding remains of concern, especially in these areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

BW
932 
WGUS64 KMRX 020957
FFAMRX

Flood Watch
National Weather Service Morristown TN
557 AM EDT Fri Jul 2 2021

TNZ012>018-035>047-067>074-VAZ001-002-005-006-008-021100-
/O.CAN.KMRX.FF.A.0007.000000T0000Z-210702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Morgan-
Anderson-Union-Grainger-Hamblen-Northwest Cocke-Cocke Smoky
Mountains-Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Roane-Loudon-Knox-Jefferson-
Northwest Blount-Blount Smoky Mountains-North Sevier-Sevier Smoky
Mountains-Lee-Wise-Scott-Russell-Washington-
Including the cities of Paulette, White Pine, Howard Quarter, Big
Stone Gap, Rockwood, Appalachia, Morristown, Shady Valley,
Elizabethton, Hiltons, Cades Cove, Bristol VA, Norris Lake,
Greeneville, Dye, Harrogate-Shawanee, Oneida, Erwin, Royal Blue,
Newport, Kyles Ford, Happy Valley, Laurel Bloomery, Kingsport,
Pardee, Elk Valley, White Oak, Clairfield, Knoxville, Evanston,
Pigeon Forge, Strawberry Plains, Norton, Fincastle, Mountain
City, Sandlick, Alcoa, Arthur, High Point, Clinton, Limestone
Cove, Rose Hill, Jellico, Trade, Sneedville, Neva, Sharps Chapel,
Eagle Furnace, Russellville, Harriman, Bybee, Gatlinburg, Bristol
TN, Elkmont, Chestnut Hill, Johnson City, Seymour, Norma, Bean
Station, Petros, Big South Fork National, Maryville, Pine
Orchard, Abingdon, Kodak, Rosedale, Honaker, Elgin, Lebanon, Oak
Ridge, Caryville, South Holston Dam, Hansonville, Slick Rock, La
Follette, Springdale, Doeville, Loudon, Maynardville, Huntsville,
Bradbury, Luttrell, Harrisburg, Hartford, Fairview, Mooresburg,
Alpha, Treadway, Smokey Junction, Wise, McMahan, Oliver Springs,
Cedar Creek, Unicoi, Castlewood, Lake Forest, Lone Mountain,
Sevierville, Lenoir City, Hampton, Jefferson City, Dandridge,
Kingston, Bearden, Benhams, and Coeburn
557 AM EDT Fri Jul 2 2021

...FLASH FLOOD WATCH IS CANCELLED...

The Flash Flood Watch for Portions of east Tennessee, including the 
following areas, Anderson, Blount Smoky Mountains, Campbell, 
Claiborne, Cocke Smoky Mountains, Grainger, Hamblen, Hancock, 
Hawkins, Jefferson, Johnson, Knox, Loudon, Morgan, North Sevier, 
Northwest Blount, Northwest Carter, Northwest Cocke, Northwest 
Greene, Roane, Scott, Sevier Smoky Mountains, Southeast Carter, 
Southeast Greene, Sullivan, Unicoi, Union and Washington. Portions 
of southwest Virginia, including the following areas, Lee, Russell, 
Scott, Washington and Wise. has been cancelled.

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

$$

BW

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Morristown, TN wrote its last area forecast discussion before this flash flood watch went out at Jun 30, 1:55 PM EDT, 55 minutes earlier.

Area forecast discussion, Jun 30, 1:55 PM EDT, 55 minutes before
AREA FORECAST DISCUSSION
National Weather Service Morristown TN
155 PM EDT Wed Jun 30 2021

.UPDATE...
FOR 18Z AVIATION.

&&

.DISCUSSION...

Late morning conditions are mostly sunny to partly cloudy across
the east Tennessee Valley. Cumulus is developing over the higher
terrain of the plateau and eastern Tennessee mountains and
southwest Virginia with temperatures in the upper 70s and lower
80s at most locations. Latest NAM model shows more mountain
convection but HRR shows less coverage today than yesterday.
Expect isolated showers and storms in the valleys and scattered
convection across the higher elevations. Highs again today around
90 to lower 90s lower elevations. No significant changes to
forecast. Increased mountain coverage of precipitation slightly
and updated zones to remove fog. Updated forecast already sent.

TD

&&

.AVIATION...
18Z TAF DISCUSSION.

Showers developing early this afternoon with Thunderstorms possible
between 18Z and about 00Z so kept VCTS at all sites. VFR conditions
expected except for brief period with MVFR fog at TRI for early
morning fog Thursday. Thursday increasing chance of showers moving
in from the north during the morning and early afternoon so have
prob30 groups at all sites starting first at TRI.

TD

&&

.MRX WATCHES/WARNINGS/ADVISORIES...
NC...NONE.
TN...NONE.
VA...NONE.
&&
Hazardous weather outlook, Jun 30, 3:06 AM EDT, 11 hours 44 minutes before
Hazardous Weather Outlook
National Weather Service Morristown TN
306 AM EDT Wed Jun 30 2021

NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002-
005-006-008-010715-
Cherokee-Clay-Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan-
Johnson-Morgan-Anderson-Union-Grainger-Hamblen-Northwest Cocke-
Cocke Smoky Mountains-Northwest Greene-Southeast Greene-
Washington-Unicoi-Northwest Carter-Southeast Carter-Roane-Loudon-
Knox-Jefferson-Northwest Blount-Blount Smoky Mountains-
North Sevier-Sevier Smoky Mountains-Sequatchie-Bledsoe-Rhea-Meigs-
McMinn-Northwest Monroe-Southeast Monroe-Marion-Hamilton-Bradley-
West Polk-East Polk-Lee-Wise-Russell-
306 AM EDT Wed Jun 30 2021 /206 AM CDT Wed Jun 30 2021/

This Hazardous Weather Outlook is for portions of southwest North
Carolina...east Tennessee and southwest Virginia.

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

The probability for widespread hazardous weather is low.

However, widespread, locally heavy rainfall is expected Thursday
into Friday morning. While the threat is limited, localized flash
flooding is possible where repeated rainfall occurs, especially
in low-lying and poor drainage areas in and near the higher
terrain.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not needed at this time.

Nearby

Flash Flood Watches in Tennessee, 2021Flash Flood Watches in Virginia, 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.