Alert archive / Alabama / Flash Flood Warnings in 2017
Flash Flood Warning 56, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Jun 30, 2017, 12:45 AM CDT for Mobile County, Alabama. It was in force for 4 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
- Jun 30, 2017, 12:45 AM CDT (05:45 UTC)
- Expired
- Jun 30, 2017, 4:45 AM CDT
- In force
- 4 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
County Mobile County, AL
The radar
The Mobile radar (KMOB), 24 km from the middle of the area, began a volume at 05:46 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
Slidell Radar S, LA (KSIL), launched 00:00Z, 5.8 hours before the alert went out and 146 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
- 1614 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 777 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
380
WGUS54 KMOB 300545
FFWMOB
ALC097-300945-
/O.NEW.KMOB.FF.W.0056.170630T0545Z-170630T0945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
1245 AM CDT FRI JUN 30 2017
The National Weather Service in Mobile has issued a
* Flash Flood Warning for...
Southern Mobile County in southwestern Alabama...
* Until 445 AM CDT
* At 1244 AM CDT, Doppler radar 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...
Theodore, Bayou La Batre and Coden.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Please report flooding to your local law enforcement agency when you
can do so safely.
&&
LAT...LON 3036 8831 3044 8835 3061 8809 3062 8792
3039 8819
$$1 follow-up statement
932
WGUS74 KMOB 300730
FFSMOB
Flash Flood Statement
National Weather Service Mobile AL
230 AM CDT FRI JUN 30 2017
ALC097-300739-
/O.CAN.KMOB.FF.W.0056.000000T0000Z-170630T0945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mobile AL-
230 AM CDT FRI JUN 30 2017
...THE FLASH FLOOD WARNING FOR SOUTHWESTERN MOBILE COUNTY IS
CANCELLED...
Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed any road closures.
LAT...LON 3036 8831 3044 8835 3061 8809 3062 8792
3039 8819
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 7:21 PM CDT | Special Weather Statement | MOB | Conecuh, Covington | 39 min |
| Jun 29, 8:09 PM CDT | Special Weather Statement | MOB | Covington, Crenshaw | 66 min |
| Jun 29, 11:08 PM CDT | Special Marine Warning | MOB | 37 min | |
| Jun 29, 11:32 PM CDT | Tornado Warning | MOB | Mobile | 28 min |
| Jun 30, 12:03 AM CDT | Special Weather Statement | MOB | Mobile | 57 min |
| Jun 30, 5:28 AM CDT | River Flood Warning | MOB | Covington, Escambia | 35 hr |
| Jun 30, 1:15 PM CDT | Special Weather Statement | MOB | Covington | 45 min |
| Jun 30, 3:21 PM CDT | Special Weather Statement | MOB | Washington | 24 min |
| Jun 30, 3:30 PM CDT | Special Weather Statement | MOB | Monroe | 30 min |
| Jun 30, 5:25 PM CDT | Special Weather Statement | MOB | Choctaw, Clarke | 65 min |
| Jun 30, 5:39 PM CDT | Special Weather Statement | MOB | Conecuh | 36 min |
| Jun 30, 6:30 PM CDT | Areal Flood Advisory | MOB | Clarke, Washington | 2 hr |
Nearby
Flash Flood Warnings in Alabama, 2017Every flash flood warning in 2017
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.