Alert archive / Alabama / Flash Flood Warnings in 2017
Flash Flood Warning 83, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Oct 9, 2017, 9:47 AM CDT for Baldwin County, 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
- Oct 9, 2017, 9:47 AM CDT (14:47 UTC)
- Expired
- Oct 9, 2017, 3:45 PM CDT
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
County Baldwin County, AL
The radar
The Mobile radar (KMOB), 55 km from the middle of the area, began a volume at 14:49 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 12:00Z, 2.8 hours before the alert went out and 202 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
- 515 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 718 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted.
793 WGUS54 KMOB 091447 FFWMOB ALC003-092045- /O.NEW.KMOB.FF.W.0083.171009T1447Z-171009T2045Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Mobile AL 947 AM CDT MON OCT 9 2017 The National Weather Service in Mobile has issued a * Flash Flood Warning for... Central Baldwin County in southwestern Alabama... * Until 345 PM CDT * At 946 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. 2.5 to 3 inches of rain has fallen. Flash flooding is expected to begin shortly. * Some locations that will experience flooding include... Bay Minette, Stockton and I65 And AL 225. Additional rainfall amounts of 1 to 2 are possible in the warned area. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3101 8763 3078 8764 3073 8793 3102 8785 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 9, 6:37 AM CDT | Areal Flood Advisory | MOB | Baldwin | 3 hr |
| Oct 9, 7:58 AM CDT | Areal Flood Advisory | MOB | Baldwin, Mobile | 3 hr |
| Oct 9, 9:01 AM CDT | Areal Flood Advisory | MOB | Baldwin, Clarke, Mobile, Washington | 3 hr |
| Oct 9, 10:18 AM CDT | Flash Flood Warning | MOB | Mobile | 6 hr |
| Oct 9, 5:50 PM CDT | Areal Flood Advisory | MOB | Mobile | 115 min |
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.