Alert archive / Alabama / Flash Flood Warnings in 2015
Flash Flood Warning 9, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at May 16, 2015, 4:54 PM CDT for Mobile County, Alabama. It was in force for 9 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 16, 2015, 4:54 PM CDT (21:54 UTC)
- Expired
- May 17, 2015, 2:00 AM CDT
- In force
- 9 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
County Mobile County, AL
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 9.9 hours before the alert went out and 159 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
- 1551 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 642 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 74 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
179
WGUS54 KMOB 162154
FFWMOB
ALC097-170400-
/O.NEW.KMOB.FF.W.0009.150516T2154Z-150517T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
454 PM CDT SAT MAY 16 2015
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN MOBILE COUNTY IN SOUTHWESTERN ALABAMA...
* UNTIL 1100 PM CDT SATURDAY
* AT 453 PM CDT...VERY HEAVY RAINFALL WAS INDICATED OVER THE WARNED
AREA AND RADAR ESTIMATES SHOW UP TO 5 INCHES OF RAINFALL HAS
OCCURRED OVER THE PAST 3 HOURS. THIS WILL LIKELY CAUSE FLASH
FLOODING IN THE WARNED AREA.
* LOCATIONS IMPACTED INCLUDE...
MOBILE... CHUNCHULA... SEMMES...
OAK GROVE... CHARMINGDALE... LOTT...
MILLERTOWN... ROSEHAVEN... CRAWFORD...
INDIAN HILLS... CHURCHILL DOWNS... KALI-OKA SPRINGS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR OCCURRING. SEEK
HIGHER GROUND IMMEDIATELY. DO NOT DRIVE OR WALK INTO AREAS WHERE
WATER CROSSES A ROAD. TURN AROUND - DON'T DROWN!
IF YOU ARE IN DANGER FROM THE FLOOD WATERS AND NEED RESCUE ASSISTANCE
CALL 911. TO REPORT FLOODING TO THE NATIONAL WEATHER SERVICE CALL
(800) 284-9059.
&&
LAT...LON 3099 8813 3080 8813 3072 8819 3075 8832
3089 8830 3098 8825
$$1 follow-up statement
259
WGUS54 KMOB 170339
FFWMOB
ALC097-170700-
/O.EXT.KMOB.FF.W.0009.000000T0000Z-150517T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1039 PM CDT SAT MAY 16 2015
THE NATIONAL WEATHER SERVICE IN MOBILE HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
NORTHWESTERN MOBILE COUNTY IN SOUTHWESTERN ALABAMA...
* UNTIL 200 AM CDT
* AT 1037 PM CDT...VERY HEAVY RAINFALL WAS INDICATED OVER THE WARNED
AREA WITH ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES WHICH WILL
FALL ON SATURATED GROUND. THIS WILL LIKELY CAUSE FLASH FLOODING IN
THE WARNED AREA.
* LOCATIONS IMPACTED INCLUDE...
MOBILE... CHUNCHULA... SEMMES...
OAK GROVE... CHARMINGDALE... LOTT...
MILLERTOWN... ROSEHAVEN... CRAWFORD...
INDIAN HILLS... CHURCHILL DOWNS... KALI-OKA SPRINGS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR OCCURRING. SEEK
HIGHER GROUND IMMEDIATELY. DO NOT DRIVE OR WALK INTO AREAS WHERE
WATER CROSSES A ROAD. TURN AROUND - DON'T DROWN!
IF YOU ARE IN DANGER FROM THE FLOOD WATERS AND NEED RESCUE ASSISTANCE
CALL 911. TO REPORT FLOODING TO THE NATIONAL WEATHER SERVICE CALL
(800) 284-9059.
&&
LAT...LON 3099 8813 3080 8813 3072 8819 3075 8832
3089 8830 3098 8825
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 8:04 PM CDT | Areal Flood Advisory | MOB | Mobile | 3 hr |
| May 15, 10:04 PM CDT | Flash Flood Warning | MOB | Mobile | 6 hr |
| May 16, 1:09 AM CDT | Flash Flood Warning | MOB | Mobile | 6 hr |
| May 16, 1:38 AM CDT | Areal Flood Advisory | MOB | Baldwin | 3 hr |
| May 16, 2:02 AM CDT | Flash Flood Warning | MOB | Baldwin, Clarke | 6 hr |
| May 16, 4:25 PM CDT | Areal Flood Advisory | MOB | Baldwin, Clarke, Escambia, Mobile, Washington | 3 hr |
| May 16, 5:33 PM CDT | Flash Flood Warning | MOB | Mobile | 8 hr |
Nearby
Flash Flood Warnings in Alabama, 2015Every flash flood warning in 2015
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.