Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 63, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at Jun 10, 2021, 4:33 AM CDT for 4 counties in Mississippi. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 10, 2021, 4:33 AM CDT (09:33 UTC)
- Expired
- Jun 10, 2021, 5:28 AM CDT
- In force
- 55 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Calhoun County, MS, Lafayette County, MS, Panola County, MS, Pontotoc County, MS
The radar
The Memphis radar (KNQA), 113 km from the middle of the area, began a volume at 09:33 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 00:00Z, 9.6 hours before the alert went out and 239 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
- 1036 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 985 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 153 m²/s²
- 0-3 km storm-relative helicity
- 234 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 4.0
The text
As transmitted.
656
WGUS54 KMEG 100933
FFWMEG
MSC013-071-107-115-101130-
/O.NEW.KMEG.FF.W.0063.210610T0933Z-210610T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Memphis TN
433 AM CDT Thu Jun 10 2021
The National Weather Service in Memphis has issued a
* Flash Flood Warning for...
Northeastern Calhoun County in northeastern Mississippi...
Western Pontotoc County in northeastern Mississippi...
Lafayette County in northwestern Mississippi...
Northeastern Panola County in northwestern Mississippi...
* Until 630 AM CDT.
* At 433 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. The expected rainfall rate is 1 to 3 inches in 2
hours. Additional rainfall amounts of 1 to 3 inches are possible
in 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...
Oxford, Holly Springs National Forest, Denmark, Tula, Cambridge,
Paris, Randolph, Burgess, Harmontown, Thaxton, Algoma, Abbeville,
Taylor, Toccopola, Altus, Yocona, Keel, Delay, Lafayette Springs
and College Hill Station.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3455 8991 3455 8948 3452 8943 3453 8935
3443 8925 3438 8925 3438 8919 3407 8888
3407 8930 3433 8969
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-3 INCHES IN 2 HOURS
$$1 follow-up statement
902
WGUS74 KMEG 101028
FFSMEG
Flash Flood Statement
National Weather Service Memphis TN
528 AM CDT Thu Jun 10 2021
MSC013-071-107-115-101038-
/O.CAN.KMEG.FF.W.0063.000000T0000Z-210610T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Calhoun MS-Lafayette MS-Panola MS-Pontotoc MS-
528 AM CDT Thu Jun 10 2021
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHEASTERN CALHOUN,
WESTERN PONTOTOC, LAFAYETTE AND NORTHEASTERN PANOLA COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
A Flash Flood Watch remains in effect until 700 PM CDT Thursday for
portions of East Arkansas and North Mississippi.
A Flash Flood Watch remains in effect until 700 PM CDT Thursday for
a portion of North Mississippi.
LAT...LON 3455 8991 3455 8948 3452 8943 3453 8935
3443 8925 3438 8925 3438 8919 3407 8888
3407 8930 3433 8969
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 1:15 AM CDT | Areal Flood Advisory | MEG | Coahoma, Panola, Quitman, Tallahatchie, Yalobusha | 55 min |
| Jun 10, 1:36 AM CDT | Areal Flood Advisory | MEG | Calhoun, Chickasaw, Lafayette, Yalobusha | 3 hr |
| Jun 10, 2:10 AM CDT | Flash Flood Warning | MEG | Coahoma, Panola, Quitman, Tallahatchie, Yalobusha | 7 hr |
| Jun 10, 2:57 AM CDT | Areal Flood Advisory | MEG | Coahoma, DeSoto, Lafayette, Panola, Quitman, Tate and 1 more | 29 min |
| Jun 10, 3:26 AM CDT | Flash Flood Warning | MEG | Coahoma, Lafayette, Panola, Quitman, Tate, Tunica | 5 hr |
| Jun 10, 3:50 AM CDT | Areal Flood Advisory | MEG | Calhoun, Lafayette, Marshall, Panola, Pontotoc, Tate | 43 min |
| Jun 10, 4:06 AM CDT | Special Weather Statement | MEG | Quitman | 24 min |
| Jun 10, 4:33 AM CDT | River Flood Warning | MEG | Tallahatchie | 12 days |
| Jun 10, 4:36 AM CDT | Areal Flood Advisory | MEG | Calhoun, Chickasaw, Lafayette, Yalobusha | 3 hr |
| Jun 10, 4:39 AM CDT | Areal Flood Advisory | MEG | Coahoma | 2 hr |
| Jun 10, 5:24 AM CDT | Special Weather Statement | MEG | Tallahatchie | 36 min |
| Jun 10, 7:03 AM CDT | River Flood Warning | MEG | Itawamba | 12 hr |
| Jun 10, 7:21 AM CDT | Areal Flood Advisory | MEG | Coahoma | 54 min |
| Jun 10, 8:24 AM CDT | Flash Flood Warning | MEG | Coahoma, Panola, Quitman | 4 hr |
| Jun 10, 8:47 AM CDT | Flash Flood Warning | MEG | Panola, Quitman, Tallahatchie, Yalobusha | 3 hr |
| Jun 10, 11:44 AM CDT | Flash Flood Warning | MEG | Coahoma, Panola, Quitman, Tallahatchie, Yalobusha | 11 hr |
Nearby
Flash Flood Warnings in Mississippi, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.