Alert archive / Alabama / Flash Flood Warnings in 2018
Flash Flood Warning 11, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at May 28, 2018, 8:44 PM CDT for 5 counties in Alabama. 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
- May 28, 2018, 8:44 PM CDT (01:44 UTC)
- Expired
- May 29, 2018, 2:45 AM CDT
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Butler County, AL, Conecuh County, AL, Covington County, AL, Escambia County, AL, Monroe County, AL
The radar
The Ft Rucker radar (KEOX), 119 km from the middle of the area, began a volume at 01:46 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 00:00Z, 1.7 hours before the alert went out and 198 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
- 42 J/kg
- Mixed-layer CIN
- -577 J/kg
- Mixed-layer LCL
- 834 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- -9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
864
WGUS54 KMOB 290144
FFWMOB
ALC013-035-039-053-099-290745-
/O.NEW.KMOB.FF.W.0011.180529T0144Z-180529T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
844 PM CDT MON MAY 28 2018
The National Weather Service in Mobile has issued a
* Flash Flood Warning for...
Southern Butler County in south central Alabama...
Northeastern Monroe County in south central Alabama...
Eastern Escambia County in south central Alabama...
Conecuh County in south central Alabama...
Northwestern Covington County in south central Alabama...
* Until 245 AM CDT Tuesday.
* At 844 PM CDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Up to
two inches of rain have already fallen. Flash flooding is expected
to begin shortly.
* Some locations that will experience flooding include...
Andalusia, Greenville, Evergreen, Georgiana, McKenzie, River Falls,
Castleberry, Red Level, Heath, Gantt and I65 And US 84.
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 3131 8645 3135 8670 3099 8670 3120 8706
3181 8707 3181 8653
$$1 follow-up statement
580
WGUS74 KMOB 290715
FFSMOB
Flash Flood Statement
National Weather Service Mobile AL
215 AM CDT TUE MAY 29 2018
ALC013-035-039-053-099-290745-
/O.CON.KMOB.FF.W.0011.000000T0000Z-180529T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Butler AL-Monroe AL-Escambia AL-Conecuh AL-Covington AL-
215 AM CDT TUE MAY 29 2018
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM CDT FOR
SOUTHERN BUTLER...NORTHEASTERN MONROE...EASTERN ESCAMBIA...CONECUH
AND NORTHWESTERN COVINGTON COUNTIES...
At 214 AM CDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain over the warned area. Up to four
inches of rain have already fallen. Flash flooding is expected to
begin shortly, if not already occuring.
Some locations that will experience flooding include...
Andalusia, Greenville, Evergreen, Georgiana, McKenzie, River Falls,
Castleberry, Red Level, Heath, Gantt and I65 And US 84.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3131 8645 3135 8670 3099 8670 3120 8706
3181 8707 3181 8653
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 7:06 PM CDT | Special Weather Statement | MOB | Washington | 39 min |
| May 28, 7:43 PM CDT | Special Weather Statement | MOB | Mobile | 47 min |
| May 28, 10:57 PM CDT | Special Weather Statement | MOB | Conecuh, Escambia | 48 min |
| May 29, 12:18 AM CDT | Flash Flood Warning | MOB | Butler, Covington, Crenshaw | 6 hr |
| May 29, 3:36 AM CDT | Special Weather Statement | MOB | Butler | 39 min |
Nearby
Flash Flood Warnings in Alabama, 2018Every flash flood warning in 2018
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.