Alert archive / Alabama / Flash Flood Warnings in 2013
Flash Flood Warning 17, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at May 2, 2013, 2:57 AM CDT for Baldwin County, Alabama. 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 2, 2013, 2:57 AM CDT (07:57 UTC)
- Expired
- May 2, 2013, 5:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
County Baldwin County, AL
The radar
The Mobile radar (KMOB), 44 km from the middle of the area, began a volume at 07:57 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, 8.0 hours before the alert went out and 177 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
- 183 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 622 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
983
WGUS54 KMOB 020757
FFWMOB
ALC003-021045-
/O.NEW.KMOB.FF.W.0017.130502T0757Z-130502T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
257 AM CDT THU MAY 2 2013
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 545 AM CDT
* AT 256 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF SHOWERS AND THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL
FROM NEAR FORT MORGAN...TO POINT CLEAR...TO FAIRHOPE AND DAPHNE.
MOVEMENT WAS TO THE NORTH AT 15 MPH. VERY HEAVY RAINFALL WAS
INDICATED OVER THE WARNED AREA AND RADAR ESTIMATES THAT 2 TO 3
INCHES OF RAINFALL HAS OCCURRED OVER THE PAST HOUR. THUNDERSTORMS
TRAINING NORTHWARD OVER WESTERN BALDWIN COUNTY WILL LIKELY CAUSE
FLASH FLOODING IN THE WARNED AREA.
* LOCATIONS IMPACTED INCLUDE...
FORT MORGAN... SPANISH FORT... SILVERHILL...
POINT CLEAR... FAIRHOPE... LOXLEY...
I65 AND AL 59... I65 AND AL 287... I65 AND AL 225...
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!
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 3022 8803 3027 8794 3024 8789 3025 8785
3032 8783 3037 8785 3041 8792 3048 8795
3057 8791 3068 8795 3106 8786 3098 8764
3095 8763 3037 8777 3032 8780 3033 8782
3022 8785 3021 8803
$$1 follow-up statement
758
WGUS74 KMOB 021010
FFSMOB
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
510 AM CDT THU MAY 2 2013
ALC003-021045-
/O.CON.KMOB.FF.W.0017.000000T0000Z-130502T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BALDWIN AL-
510 AM CDT THU MAY 2 2013
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 AM CDT FOR
WESTERN BALDWIN COUNTY...
AT 504 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS AND THUNDERSTORMS CONTINUING TO MOVE NORTH AT 15 MPH ACROSS
THE WARNED AREA. RADAR ESTIMATES SHOW 1 TO 2 INCHES OF RAINFALL HAS
OCCURRED OVER THE PAST HOUR WHICH HAS FALLEN ON SATURATED GROUND.
THIS WILL LIKELY CAUSE FLASH FLOODING IN THE WARNED AREA.
LOCATIONS IMPACTED INCLUDE...
FORT MORGAN... SPANISH FORT... SILVERHILL...
POINT CLEAR... MAGNOLIA SPRINGS... LOXLEY...
I65 AND AL 59... I65 AND AL 287... I65 AND AL 225...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR OCCURRING. SEEK
HIGHER GROUND IMMEDIATELY. DO NOT DRIVE OR WALK INTO AREAS WHERE
WATER CROSSES A ROAD. TURN AROUND - DON'T DROWN!
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 3022 8803 3027 8794 3024 8789 3025 8785
3032 8783 3037 8785 3041 8792 3048 8795
3057 8791 3068 8795 3106 8786 3098 8764
3095 8763 3037 8777 3032 8780 3033 8782
3022 8785 3021 8803
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 8:13 PM CDT | Flash Flood Warning | MOB | Mobile | 4 hr |
| May 1, 9:32 PM CDT | Special Marine Warning | MOB | 88 min | |
| May 1, 10:08 PM CDT | Areal Flood Advisory | MOB | Baldwin, Mobile | 112 min |
| May 1, 10:43 PM CDT | Flash Flood Warning | MOB | Mobile | 4 hr |
| May 1, 11:03 PM CDT | Special Marine Warning | MOB | 87 min | |
| May 2, 12:32 AM CDT | Special Marine Warning | MOB | 88 min | |
| May 2, 12:45 AM CDT | Areal Flood Advisory | MOB | Baldwin | 2 hr |
| May 2, 2:28 AM CDT | Areal Flood Warning | MOB | Mobile | 12 hr |
| May 2, 3:08 AM CDT | Areal Flood Warning | MOB | Mobile | 12 hr |
| May 2, 5:02 AM CDT | Special Marine Warning | MOB | 88 min | |
| May 2, 5:04 AM CDT | Coastal Flood Statement | MOB | 8 hr | |
| May 2, 5:46 AM CDT | Flash Flood Warning | MOB | Baldwin | 6 hr |
| May 2, 9:02 AM CDT | River Flood Warning | MOB | Baldwin | 26 hr |
| May 2, 10:50 AM CDT | River Flood Warning | MOB | Choctaw, Clarke, Washington | 36 hr |
| May 2, 12:29 PM CDT | River Flood Warning | MOB | Mobile | 26 hr |
Nearby
Flash Flood Warnings in Alabama, 2013Every flash flood warning in 2013
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.