Alert archive / Alabama / Flash Flood Warnings in 2017
Flash Flood Warning 5, NWS Birmingham, AL
NWS Birmingham, AL issued this flash flood warning at Jan 22, 2017, 7:51 PM CST for Cherokee County, Etowah County, Alabama. It was in force for 3 hr. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jan 22, 2017, 7:51 PM CST (01:51 UTC)
- Expired
- Jan 22, 2017, 10:45 PM CST
- In force
- 3 hr
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cherokee County, AL, Etowah County, AL
The radar
The Northeast Alabama radar (KHTX), 85 km from the middle of the area, began a volume at 01:54 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 22, 8:48 PM CST | FLASH FLOOD | 3 N Forney, AL | CHEROKEE COUNTY ROAD 29 NEAR OLD NAZARETH CHURCH UNDER WATER. |
| Jan 22, 10:00 PM CST | FLASH FLOOD | 2 Sw Broomtown, AL | FLOODING ON COUNTRY ROAD 91. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 1.9 hours before the alert went out and 147 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 771 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -145 m²/s²
- 0-3 km storm-relative helicity
- -73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
744
WGUS54 KBMX 230151
FFWBMX
ALC019-055-230445-
/O.NEW.KBMX.FF.W.0005.170123T0151Z-170123T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Birmingham AL
751 PM CST SUN JAN 22 2017
The National Weather Service in Birmingham has issued a
* Flash Flood Warning for...
Cherokee County in northeastern Alabama...
Northeastern Etowah County in northeastern Alabama...
* Until 1045 PM CST
* At 749 PM CST, Doppler radar indicated heavy rain across the
warned area. More than three inches of rain has already fallen in
the past 6 hours. An additional one to two inches of rain can be
expected.
* Some locations that will experience flooding include...
Gadsden, Hokes Bluff, Centre, Cedar Bluff, Forney, Little River
Canyon National Preserve, Centre Municipal Airport, Glencoe, Sardis
City, Leesburg, Reece City, Sand Rock, Gaylesville, Tabor Road,
Pleasant Gap, Noccalula Falls, Ballplay, Slackland, Western Weiss
Lake and Moshat.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3399 8540 3397 8574 3396 8574 3396 8584
3394 8594 3417 8621 3418 8619 3419 8611
3420 8610 3420 8584 3424 8584 3424 8581
3426 8581 3426 8577 3436 8566 3437 8563
3440 8563 3444 8558 3449 8557 3453 8552
$$
61The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 22, 10:43 PM CST | Areal Flood Warning | BMX | Cherokee, Etowah | 6 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.