Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 123, NWS New Orleans, LA
NWS New Orleans, LA issued this flash flood warning at Sep 15, 2021, 8:22 AM CDT for Jackson County, Mississippi. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 15, 2021, 8:22 AM CDT (13:22 UTC)
- Expired
- Sep 15, 2021, 2:15 PM CDT
- In force
- 6 hr
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
- Flood severity
- None
County Jackson County, MS
The radar
The Mobile radar (KMOB), 43 km from the middle of the area, began a volume at 13:22 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
Slidell Radar S, LA (KSIL), launched 12:00Z, 1.4 hours before the alert went out and 112 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
- 84 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 695 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 120 m²/s²
- 0-3 km storm-relative helicity
- 285 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
737
WGUS54 KLIX 151322
FFWLIX
MSC059-151515-
/O.NEW.KLIX.FF.W.0123.210915T1322Z-210915T1515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New Orleans LA
822 AM CDT Wed Sep 15 2021
The National Weather Service in New Orleans has issued a
* Flash Flood Warning for...
Jackson County in southern Mississippi...
* Until 1015 AM CDT.
* At 822 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 1
hour. Additional rainfall amounts of 2 to 4 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...
Ocean Springs, Moss Point, Escatawpa, Gautier, Vancleave, Wade,
Hickory Hills, Big Point, Helena and Hurley.
This includes the following Interstates...
Interstate 10 in Mississippi between mile markers 57 and 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3034 8871 3074 8884 3074 8841 3039 8839
3038 8841 3035 8839 3036 8844 3033 8845
3032 8848 3032 8850 3035 8851 3033 8851
3035 8858 3037 8858 3037 8859 3036 8859
3037 8860 3036 8861 3037 8862
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-3 INCHES IN 1 HOUR
$$3 follow-up statements
235
WGUS54 KLIX 151449
FFWLIX
MSC059-151715-
/O.EXT.KLIX.FF.W.0123.000000T0000Z-210915T1715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New Orleans LA
949 AM CDT Wed Sep 15 2021
The National Weather Service in New Orleans has extended the
* Flash Flood Warning for...
Jackson County in southern Mississippi...
* Until 1215 PM CDT.
* At 949 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. The expected rainfall rate is 1 to 3 inches in 1
hour. Additional rainfall amounts of 2 to 4 inches are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Ocean Springs, Moss Point, Escatawpa, Gautier, Vancleave, Wade,
Hickory Hills, Big Point, Helena and Hurley.
This includes the following Interstates...
Interstate 10 in Mississippi between mile markers 56 and 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3034 8871 3074 8884 3074 8841 3039 8839
3038 8841 3035 8839 3036 8844 3033 8845
3032 8848 3032 8850 3035 8851 3033 8851
3035 8858 3037 8858 3037 8859 3036 8859
3037 8860 3036 8861 3037 8862
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL...1-3 INCHES IN 1 HOUR
$$532
WGUS54 KLIX 151659
FFWLIX
MSC059-151915-
/O.EXT.KLIX.FF.W.0123.000000T0000Z-210915T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New Orleans LA
1159 AM CDT Wed Sep 15 2021
The National Weather Service in New Orleans has extended the
* Flash Flood Warning for...
Jackson County in southern Mississippi...
* Until 215 PM CDT.
* At 1159 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 4 and 7 inches of rain
have fallen. Additional rainfall amounts of 1 to 3 inches are
possible in the warned area. Flash flooding is ongoing.
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Ocean Springs, Moss Point, Escatawpa, Gautier, Vancleave, Wade,
Hickory Hills, Big Point, Helena and Hurley.
This includes the following Interstates...
Interstate 10 in Mississippi between mile markers 56 and 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3034 8871 3074 8884 3074 8841 3039 8839
3038 8841 3035 8839 3036 8844 3033 8845
3032 8848 3032 8850 3035 8851 3033 8851
3035 8858 3037 8858 3037 8859 3036 8859
3037 8860 3036 8861 3037 8862
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
MEFFER463
WGUS74 KLIX 151919
FFSLIX
Flash Flood Statement
National Weather Service New Orleans LA
219 PM CDT Wed Sep 15 2021
MSC059-151929-
/O.EXP.KLIX.FF.W.0123.000000T0000Z-210915T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Jackson MS-
219 PM CDT Wed Sep 15 2021
...FLASH FLOOD WARNING HAS EXPIRED FOR JACKSON COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
A Flash Flood Watch remains in effect until 700 AM CDT Thursday for
portions of southeast Louisiana and Mississippi.
LAT...LON 3034 8871 3074 8884 3074 8841 3039 8839
3038 8841 3035 8839 3036 8844 3033 8845
3032 8848 3032 8850 3035 8851 3033 8851
3035 8858 3037 8858 3037 8859 3036 8859
3037 8860 3036 8861 3037 8862
$$The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 6:19 AM CDT | Areal Flood Advisory | LIX | Hancock, Harrison, Pearl River | 45 min |
| Sep 15, 6:22 AM CDT | Tornado Warning | LIX | Hancock, Pearl River | 23 min |
| Sep 15, 7:04 AM CDT | Flash Flood Warning | LIX | Hancock, Pearl River | 3 hr |
| Sep 15, 7:45 AM CDT | Flash Flood Warning | LIX | Hancock, Harrison, Jackson, Pearl River | 3 hr |
| Sep 15, 8:11 AM CDT | Flash Flood Warning | LIX | Harrison | 5 hr |
| Sep 15, 8:37 AM CDT | River Flood Warning | LIX | Pike | 37 hr |
| Sep 15, 8:52 AM CDT | River Flood Warning | LIX | Hancock | 28 hr |
| Sep 15, 8:52 AM CDT | River Flood Warning | LIX | Harrison | 43 hr |
| Sep 15, 9:02 AM CDT | River Flood Warning | LIX | Pike, Walthall | 46 hr |
| Sep 15, 9:08 AM CDT | River Flood Warning | LIX | Hancock, Pearl River | 5 days |
| Sep 15, 9:08 AM CDT | River Flood Warning | LIX | Hancock, Pearl River | 7 days |
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.