Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 56, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jun 11, 2021, 5:34 PM CDT for Lowndes County, Mississippi. It was in force for 86 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 11, 2021, 5:34 PM CDT (22:34 UTC)
- Expired
- Jun 11, 2021, 7:00 PM CDT
- In force
- 86 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
County Lowndes County, MS
The radar
The Columbus AFB radar (KGWX), 31 km from the middle of the area, began a volume at 22:39 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
Birmingham, AL (KBMX), launched 12:00Z, 10.6 hours before the alert went out and 151 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
- 576 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 651 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
472
WGUS54 KJAN 112234
FFWJAN
MSC087-120000-
/O.NEW.KJAN.FF.W.0056.210611T2234Z-210612T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
534 PM CDT Fri Jun 11 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Northeastern Lowndes County in northeastern Mississippi...
* Until 700 PM CDT.
* At 533 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 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...
Caledonia and Steens.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3368 8836 3369 8832 3368 8826 3351 8828
3351 8833 3360 8835
FLASH FLOOD...RADAR INDICATED
$$
DL1 follow-up statement
467
WGUS74 KJAN 112358
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
658 PM CDT Fri Jun 11 2021
MSC087-120008-
/O.EXP.KJAN.FF.W.0056.000000T0000Z-210612T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lowndes MS-
658 PM CDT Fri Jun 11 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING FOR
NORTHEASTERN LOWNDES COUNTY...
Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3368 8836 3369 8832 3368 8826 3351 8828
3351 8833 3360 8835
$$
DLThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 8:11 PM CDT | Areal Flood Warning | JAN | Attala, Bolivar, Carroll, Grenada, Holmes, Leflore and 1 more | 12 hr |
| Jun 11, 11:19 AM CDT | River Flood Warning | JAN | Copiah, Simpson | 21 days |
| Jun 11, 11:19 AM CDT | River Flood Warning | JAN | Lawrence | 21 days |
| Jun 11, 4:59 PM CDT | Special Weather Statement | JAN | Lowndes | 46 min |
| Jun 11, 5:13 PM CDT | Severe Thunderstorm Warning | JAN | Lowndes | 23 min |
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.