Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 28, NWS New Orleans, LA
NWS New Orleans, LA issued this flash flood warning at May 11, 2021, 10:31 PM CDT for Amite County, Wilkinson County, Mississippi. It was in force for 3 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
- May 11, 2021, 10:31 PM CDT (03:31 UTC)
- Expired
- May 12, 2021, 1:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Amite County, MS, Wilkinson County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 3.5 hours before the alert went out and 166 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
- 52 J/kg
- Mixed-layer CIN
- -152 J/kg
- Mixed-layer LCL
- 798 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
260
WGUS54 KLIX 120331
FFWLIX
MSC005-157-120630-
/O.NEW.KLIX.FF.W.0028.210512T0331Z-210512T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New Orleans LA
1031 PM CDT Tue May 11 2021
The National Weather Service in New Orleans has issued a
* Flash Flood Warning for...
Northern Amite County in southern Mississippi...
Central Wilkinson County in southern Mississippi...
* Until 130 AM CDT.
* At 1031 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2.5 inches of
rain have fallen. Flash flooding is 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...
Woodville, Gloster, Smithdale, Fort Adams and Crosby.
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.
&&
LAT...LON 3108 9156 3114 9153 3124 9137 3135 9088
3135 9060 3125 9061 3109 9113 3100 9158
FLASH FLOOD...RADAR INDICATED
$$
CAB3 follow-up statements
483
WGUS74 KLIX 120429
FFSLIX
Flash Flood Statement
National Weather Service New Orleans LA
1129 PM CDT Tue May 11 2021
MSC005-157-120630-
/O.CON.KLIX.FF.W.0028.000000T0000Z-210512T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Amite MS-Wilkinson MS-
1129 PM CDT Tue May 11 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM CDT WEDNESDAY
FOR NORTHERN AMITE AND CENTRAL WILKINSON COUNTIES...
At 1129 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1.5 and 3 inches of rain
have fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that will experience flash flooding include...
Woodville, Gloster, Smithdale, Fort Adams and Crosby.
Additional rainfall amounts of 0.5 to 1.5 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3108 9156 3114 9153 3124 9137 3135 9088
3135 9060 3125 9061 3109 9113 3100 9158
FLASH FLOOD...RADAR INDICATED
$$
CAB738
WGUS74 KLIX 120539
FFSLIX
Flash Flood Statement
National Weather Service New Orleans LA
1239 AM CDT Wed May 12 2021
MSC005-157-120630-
/O.CON.KLIX.FF.W.0028.000000T0000Z-210512T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Amite MS-Wilkinson MS-
1239 AM CDT Wed May 12 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM CDT EARLY THIS
MORNING FOR NORTHERN AMITE AND SOUTHEASTERN WILKINSON COUNTIES...
At 1239 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1.5 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...
Woodville, Gloster, Smithdale and Crosby.
Additional rainfall amounts of 0.5 to 1 inch 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.
&&
LAT...LON 3114 9128 3127 9119 3130 9108 3135 9088
3135 9075 3135 9072 3135 9068 3135 9065
3135 9064 3135 9063 3135 9060 3125 9061
3111 9106 3109 9113 3106 9131
FLASH FLOOD...RADAR INDICATED
$$
CAB033
WGUS74 KLIX 120602
FFSLIX
Flash Flood Statement
National Weather Service New Orleans LA
102 AM CDT Wed May 12 2021
MSC157-120612-
/O.CAN.KLIX.FF.W.0028.000000T0000Z-210512T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wilkinson MS-
102 AM CDT Wed May 12 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN WILKINSON
COUNTY...
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
A Flash Flood Watch remains in effect until 100 PM CDT Wednesday for
portions of southeast Louisiana and Mississippi.
LAT...LON 3130 9108 3135 9088 3135 9060 3125 9061
3111 9106 3126 9106 3128 9106
$$
MSC005-120630-
/O.CON.KLIX.FF.W.0028.000000T0000Z-210512T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Amite MS-
102 AM CDT Wed May 12 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM CDT EARLY THIS
MORNING FOR NORTHERN AMITE COUNTY...
At 102 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1.5 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...
Gloster, Smithdale and Crosby.
Additional rainfall amounts of 0.5 to 1 inch 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.
&&
LAT...LON 3130 9108 3135 9088 3135 9060 3125 9061
3111 9106 3126 9106 3128 9106
FLASH FLOOD...RADAR INDICATED
$$
CABThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 11, 9:08 PM CDT | River Flood Warning | LIX | Harrison | 4 days |
| May 11, 9:10 PM CDT | River Flood Warning | LIX | Harrison | 60 hr |
| May 12, 12:16 AM CDT | Flash Flood Warning | LIX | Pike | 3 hr |
| May 12, 2:53 AM CDT | Severe Thunderstorm Warning | LIX | Hancock | 24 min |
| May 12, 3:26 AM CDT | Areal Flood Advisory | LIX | Hancock, Harrison, Jackson | 11 min |
| May 12, 3:37 AM CDT | Flash Flood Warning | LIX | Harrison, Jackson | 71 min |
| May 12, 9:24 AM CDT | River Flood Warning | LIX | Pike, Walthall | 45 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.