Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 59, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Aug 30, 2021, 12:29 AM CDT for George County, Perry County, Stone 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
- Aug 30, 2021, 12:29 AM CDT (05:29 UTC)
- Expired
- Aug 30, 2021, 6:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties George County, MS, Perry County, MS, Stone County, MS
The radar
The Mobile radar (KMOB), 74 km from the middle of the area, began a volume at 05:31 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 00:00Z, 5.5 hours before the alert went out and 107 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
- 25 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 679 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
743
WGUS54 KMOB 300529
FFWMOB
MSC039-111-131-301130-
/O.NEW.KMOB.FF.W.0059.210830T0529Z-210830T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
1229 AM CDT Mon Aug 30 2021
The National Weather Service in Mobile has issued a
* Flash Flood Warning for...
Western George County in southeastern Mississippi...
Perry County in southeastern Mississippi...
Eastern Stone County in southeastern Mississippi...
* Until 630 AM CDT Monday.
* At 1229 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across 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...
Beaumont, New Augusta, Oak Grove, Barbara, Janice, Progress, Deep
Creek, Ferguson, Wingate, Mahned, Hintonville, Belleville,
Benndale, McSwain, Ramsey Springs, Dale, Indian Springs, Corinth,
Runnelstown and Tallahala.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3091 8904 3091 8914 3143 8915 3143 8897
3106 8884 3100 8884 3100 8882 3073 8869
3074 8888 3068 8888 3068 8898
FLASH FLOOD...RADAR INDICATED
$$
DREThe office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 7:07 PM CDT | Tornado Warning | MOB | George | 25 min |
| Aug 29, 11:30 PM CDT | Flash Flood Warning | MOB | Stone | 6 hr |
| Aug 30, 3:24 AM CDT | Flash Flood Warning | MOB | George, Greene, Perry | 6 hr |
| Aug 30, 3:39 AM CDT | Tornado Warning | MOB | George, Greene, Perry | 20 min |
| Aug 30, 6:05 AM CDT | Flash Flood Warning | MOB | Stone | 4 hr |
| Aug 30, 6:20 AM CDT | Flash Flood Warning | MOB | George, Greene, Perry, Stone | 5 hr |
| Aug 30, 9:20 AM CDT | Areal Flood Warning | MOB | George, Greene, Perry | 8 hr |
| Aug 30, 2:32 PM CDT | Tornado Warning | MOB | Wayne | 21 min |
| Aug 30, 5:19 PM CDT | Areal Flood Warning | MOB | George | 14 hr |
| Aug 30, 6:28 PM CDT | Special Weather Statement | MOB | George | 47 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.