Alert archive / Tennessee / Flash Flood Warnings in 2021
Flash Flood Warning 22, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at Mar 27, 2021, 8:23 PM CDT for Chester County, Henderson County, Madison County, Tennessee. It was in force for 6 hr. 2 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
- Mar 27, 2021, 8:23 PM CDT (01:23 UTC)
- Expired
- Mar 28, 2021, 2:08 AM CDT
- In force
- 6 hr
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Chester County, TN, Henderson County, TN, Madison County, TN
The radar
The Memphis radar (KNQA), 117 km from the middle of the area, began a volume at 01:27 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 |
|---|---|---|---|
| Mar 27, 11:30 PM CDT | FLASH FLOOD | 1 Ene Jacks Creek, TN | WATER OVER THE HIGHWAY 22A NEAR JACKS CREEK. ROAD IMPASSABLE. |
| Mar 27, 11:35 PM CDT | FLASH FLOOD | Jackson, TN | CHESTER STREET FLOODED WITH 2 TO 3 FEET OF WATER NEAR THE UPTOWN AREA OF JACKSON. |
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 00:00Z, 1.4 hours before the alert went out and 147 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.
- Mixed-layer CAPE
- 894 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1261 m above ground
- 0-6 km bulk shear
- 79 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 209 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 8.7
The text
As transmitted.
724
WGUS54 KMEG 280123
FFWMEG
TNC023-077-113-280415-
/O.NEW.KMEG.FF.W.0022.210328T0123Z-210328T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Memphis TN
823 PM CDT Sat Mar 27 2021
The National Weather Service in Memphis has issued a
* Flash Flood Warning for...
Northern Chester County in western Tennessee...
Henderson County in western Tennessee...
Madison County in western Tennessee...
* Until 1115 PM CDT.
* At 823 PM CDT, trained weather spotters reported thunderstorms
producing heavy rain across the warned area. Between 1.5 and 2.5
inches of rain have fallen. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Trained spotters.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Jackson, Lexington, Henderson, Natchez Trace State Forest,
Mifflin, Blue Goose, Jacks Creek, Bemis, Reagan, Darden, Mercer,
Scotts Hill, Medon, Beech Bluff, White Fern, Russell Crossroads,
Five Points, Maple Grove, Huron and Claybrook.
Highway 200 near Mifflin has about 1 foot of water on the road.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3560 8907 3570 8884 3576 8818 3561 8819
3554 8823 3554 8822 3544 8863 3543 8908
FLASH FLOOD...OBSERVED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$3 follow-up statements
083
WGUS54 KMEG 280408
FFWMEG
TNC023-077-113-280615-
/O.EXT.KMEG.FF.W.0022.000000T0000Z-210328T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Memphis TN
1108 PM CDT Sat Mar 27 2021
The National Weather Service in Memphis has extended the
* Flash Flood Warning for...
Northern Chester County in western Tennessee...
Henderson County in western Tennessee...
Madison County in western Tennessee...
* Until 115 AM CDT.
* At 1108 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1.5 and 2.5 inches of
rain have fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Jackson, Lexington, Henderson, Natchez Trace State Forest,
Mifflin, Blue Goose, Jacks Creek, Bemis, Reagan, Darden, Mercer,
Scotts Hill, Medon, Beech Bluff, White Fern, Russell Crossroads,
Five Points, Maple Grove, Huron and Claybrook.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3560 8907 3570 8884 3576 8818 3561 8819
3554 8823 3554 8822 3544 8863 3543 8908
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$929
WGUS54 KMEG 280557
FFWMEG
TNC023-077-113-280715-
/O.EXT.KMEG.FF.W.0022.000000T0000Z-210328T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Memphis TN
1257 AM CDT Sun Mar 28 2021
The National Weather Service in Memphis has extended the
* Flash Flood Warning for...
Northern Chester County in western Tennessee...
Henderson County in western Tennessee...
Madison County in western Tennessee...
* Until 215 AM CDT.
* At 1257 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Jackson, Lexington, Henderson, Natchez Trace State Forest,
Mifflin, Blue Goose, Jacks Creek, Bemis, Reagan, Darden, Mercer,
Scotts Hill, Medon, Beech Bluff, White Fern, Russell Crossroads,
Five Points, Maple Grove, Huron and Claybrook.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3560 8907 3570 8884 3576 8818 3561 8819
3554 8823 3554 8822 3544 8863 3543 8908
FLASH FLOOD...RADAR INDICATED
$$915
WGUS74 KMEG 280708 RRA
FFSMEG
Flash Flood Statement
National Weather Service Memphis TN
208 AM CDT Sun Mar 28 2021
TNC023-077-113-280718-
/O.CAN.KMEG.FF.W.0022.000000T0000Z-210328T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Chester TN-Henderson TN-Madison TN-
208 AM CDT Sun Mar 28 2021
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHERN CHESTER, HENDERSON
AND MADISON COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
A Flash Flood Watch remains in effect until 700 AM CDT for portions
of East Arkansas...North Mississippi...Southeast Missouri and West
Tennessee.
LAT...LON 3560 8907 3570 8884 3576 8818 3561 8819
3554 8823 3554 8822 3544 8863 3543 8908
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 7:02 PM CDT | Tornado Warning | MEG | Dyer, Lauderdale | 43 min |
| Mar 27, 7:03 PM CDT | Tornado Warning | MEG | Lauderdale, Tipton | 42 min |
| Mar 27, 7:22 PM CDT | Special Weather Statement | MEG | Haywood | 23 min |
| Mar 27, 7:35 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Gibson, Haywood, Madison | 40 min |
| Mar 27, 7:41 PM CDT | Special Weather Statement | MEG | Chester | 34 min |
| Mar 27, 7:44 PM CDT | Special Weather Statement | MEG | Dyer | 31 min |
| Mar 27, 7:52 PM CDT | Special Weather Statement | MEG | Lauderdale | 23 min |
| Mar 27, 7:54 PM CDT | Special Weather Statement | MEG | Shelby | 21 min |
| Mar 27, 8:04 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Decatur, Henderson | 41 min |
| Mar 27, 8:07 PM CDT | Tornado Warning | MEG | Shelby, Tipton | 38 min |
| Mar 27, 8:18 PM CDT | Severe Thunderstorm Warning | MEG | Henderson, Madison | 42 min |
| Mar 27, 8:20 PM CDT | Special Weather Statement | MEG | Dyer | 25 min |
| Mar 27, 8:26 PM CDT | Severe Thunderstorm Warning | MEG | Shelby | 11 min |
| Mar 27, 8:37 PM CDT | Tornado Warning | MEG | Decatur | 23 min |
| Mar 27, 8:39 PM CDT | Severe Thunderstorm Warning | MEG | Lauderdale, Tipton | 34 min |
| Mar 27, 8:43 PM CDT | Areal Flood Advisory | MEG | Decatur | 19 min |
| Mar 27, 8:43 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Henderson, Madison | 47 min |
| Mar 27, 9:02 PM CDT | Flash Flood Warning | MEG | Decatur | 7 hr |
| Mar 27, 9:09 PM CDT | Areal Flood Advisory | MEG | Shelby | 3 hr |
| Mar 27, 9:20 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Haywood, Madison | 40 min |
| Mar 27, 9:29 PM CDT | Severe Thunderstorm Warning | MEG | Benton, Decatur, Henderson | 31 min |
| Mar 27, 9:32 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Madison, Shelby, Tipton | 43 min |
| Mar 27, 9:37 PM CDT | Areal Flood Advisory | MEG | Carroll, Gibson, Henry, Weakley | 3 hr |
| Mar 27, 9:53 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Shelby, Tipton | 52 min |
| Mar 27, 9:58 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Chester, Crockett, Fayette, Gibson, Hardeman and 3 more | 47 min |
| Mar 27, 10:03 PM CDT | Flash Flood Warning | MEG | Benton, Carroll, Decatur, Henderson | 4 hr |
| Mar 27, 10:17 PM CDT | Flash Flood Warning | MEG | Fayette, Shelby | 3 hr |
| Mar 27, 10:28 PM CDT | River Flood Warning | MEG | Decatur, Perry | 11 days |
| Mar 27, 10:35 PM CDT | Flash Flood Warning | MEG | Haywood, Madison, Tipton | 3 hr |
| Mar 27, 10:39 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Lauderdale, Shelby, Tipton | 36 min |
| Mar 27, 10:42 PM CDT | Tornado Warning | MEG | Chester, Decatur, Hardeman, Henderson, Madison | 29 min |
| Mar 27, 10:49 PM CDT | Flash Flood Warning | MEG | Shelby | 3 hr |
| Mar 27, 11:09 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Fayette, Hardeman, Haywood, McNairy, Madison | 51 min |
| Mar 27, 11:11 PM CDT | Flash Flood Warning | MEG | Fayette, Hardeman | 3 hr |
| Mar 27, 11:25 PM CDT | Tornado Warning | MEG | Chester, Hardeman, McNairy | 14 min |
| Mar 27, 11:54 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Decatur, Hardin, Henderson, McNairy | 51 min |
| Mar 27, 11:58 PM CDT | Tornado Warning | MEG | McNairy | 17 min |
| Mar 28, 12:12 AM CDT | Tornado Warning | MEG | Hardin | 33 min |
| Mar 28, 2:30 PM CDT | River Flood Warning | MEG | Benton, Henry, Houston, Humphreys, Stewart | 10 days |
Nearby
Flash Flood Warnings in Tennessee, 2021Every 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.