Alert archive / Alabama / Flash Flood Watches in 2014
Flash Flood Watch 6, NWS Birmingham, AL
NWS Birmingham, AL issued this flash flood watch at Dec 22, 2014, 3:58 PM CST for 10 counties in Alabama. It took effect at Dec 23, 2014, 6:00 AM CST. It was in force for 24 hr.
The area
The counties it named.
The facts
- Issued
- Dec 22, 2014, 3:58 PM CST (21:58 UTC)
- In effect from
- Dec 23, 2014, 6:00 AM CST
- Expired
- Dec 24, 2014, 6:00 AM CST
- In force
- 24 hr
- Issued by
- NWS Birmingham, AL
- Flood severity
- None
Counties Autauga County, AL, Barbour County, AL, Bullock County, AL, Elmore County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Montgomery County, AL, Pike County, AL, Russell County, AL
The radar
The Maxwell AFB radar (KMXX), 33 km from the middle of the area, began a volume at 22:00 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 12:00Z, 10.0 hours before the alert went out and 132 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
- 2 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 438 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 207 m²/s²
- 0-3 km storm-relative helicity
- 275 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Birmingham, AL wrote its last area forecast discussion before this flash flood watch went out at Dec 22, 12:32 PM CST, 3 hours 26 minutes earlier.
Area forecast discussion, Dec 22, 12:32 PM CST, 3 hours 26 minutes before
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</html>Hazardous weather outlook, Dec 22, 2:19 PM CST, 1 hour 39 minutes before
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Special weather statement, Dec 22, 1:47 PM CST, 2 hours 11 minutes before
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</html>Local storm report, Dec 22, 1:58 PM CST, 2 hours before
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</html>Local storm report, Dec 22, 2:43 PM CST, 1 hour 15 minutes before
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</html>Special weather statement, Dec 22, 3:05 PM CST, 53 minutes before
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</html>The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 22, 1:47 PM CST | Special Weather Statement | BMX | Montgomery | 43 min |
| Dec 22, 3:05 PM CST | Special Weather Statement | BMX | Blount | 25 min |
Nearby
Flash Flood Watches in Alabama, 2014Every flash flood watch in 2014
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.