Alert archive / Alabama / Tornado Warnings in 2017
Tornado Warning 17, NWS Birmingham, AL
NWS Birmingham, AL issued this tornado warning at Apr 5, 2017, 7:15 PM CDT for Cleburne County, Alabama. It was in force for 15 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 5, 2017, 7:15 PM CDT (00:15 UTC)
- Expired
- Apr 5, 2017, 7:30 PM CDT
- In force
- 15 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.25 in
County Cleburne County, AL
The radar
The Atlanta radar (KFFC), 105 km from the middle of the area, began a volume at 00:20 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 5, 1:50 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.3 hours before the alert went out and 110 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
- 723 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 594 m above ground
- 0-6 km bulk shear
- 93 kt
- 0-1 km storm-relative helicity
- 354 m²/s²
- 0-3 km storm-relative helicity
- 356 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 9.8
The text
As transmitted.
561
WFUS54 KBMX 060015
TORBMX
ALC029-060045-
/O.NEW.KBMX.TO.W.0017.170406T0015Z-170406T0045Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Birmingham AL
715 PM CDT WED APR 5 2017
The National Weather Service in Birmingham has issued a
* Tornado Warning for...
Northeastern Cleburne County in east central Alabama...
* Until 745 PM CDT
* At 715 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Mars Hills, or 8 miles southeast of Piedmont,
moving northeast at 55 mph.
HAZARD...Tornado and half dollar size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Mars Hills, Oak Level, Borden Springs and Liberty Hill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3378 8555 3388 8561 3389 8560 3389 8553
3393 8553 3394 8551 3394 8550 3396 8548
3396 8540 3382 8537
TIME...MOT...LOC 0015Z 246DEG 47KT 3387 8549
TORNADO...RADAR INDICATED
HAIL...1.25IN
$$
89^GSatterwhite2 follow-up statements
025
WWUS54 KBMX 060022
SVSBMX
Severe Weather Statement
National Weather Service Birmingham AL
722 PM CDT WED APR 5 2017
ALC029-060045-
/O.CON.KBMX.TO.W.0017.000000T0000Z-170406T0045Z/
Cleburne AL-
722 PM CDT WED APR 5 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHEASTERN CLEBURNE COUNTY...
At 722 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Mars Hills, or 11 miles east of Piedmont, moving
east at 50 mph.
HAZARD...Tornado and half dollar size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Mars Hills and Oak Level.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3379 8549 3389 8551 3392 8539 3382 8537
TIME...MOT...LOC 0022Z 248DEG 43KT 3387 8543
TORNADO...RADAR INDICATED
HAIL...1.25IN
$$
89^GSatterwhite366
WWUS54 KBMX 060030
SVSBMX
Severe Weather Statement
National Weather Service Birmingham AL
730 PM CDT WED APR 5 2017
ALC029-060040-
/O.CAN.KBMX.TO.W.0017.000000T0000Z-170406T0045Z/
Cleburne AL-
730 PM CDT WED APR 5 2017
...THE TORNADO WARNING FOR NORTHEASTERN CLEBURNE COUNTY IS
CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.
A tornado watch remains in effect until 900 PM CDT for east central
Alabama.
LAT...LON 3379 8549 3389 8551 3392 8539 3382 8537
TIME...MOT...LOC 0029Z 246DEG 47KT 3391 8531
$$
89^GSatterwhiteThe office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 7:04 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun, Cherokee, Cleburne | 26 min |
| Apr 5, 7:36 PM CDT | Severe Thunderstorm Warning | BMX | Coosa, Elmore | 27 min |
| Apr 5, 8:29 PM CDT | Tornado Warning | BMX | Tallapoosa | 9 min |
| Apr 5, 8:35 PM CDT | Tornado Warning | BMX | Chambers | 25 min |
| Apr 5, 8:47 PM CDT | Severe Thunderstorm Warning | BMX | Elmore, Macon, Montgomery, Tallapoosa | 43 min |
| Apr 5, 8:57 PM CDT | Tornado Warning | BMX | Chambers | 18 min |
| Apr 5, 9:05 PM CDT | River Flood Warning | BMX | Chambers, Elmore, Macon, Randolph, Tallapoosa | 29 hr |
| Apr 5, 9:38 PM CDT | Severe Thunderstorm Warning | BMX | Lee | 37 min |
| Apr 6, 4:45 AM CDT | River Flood Warning | BMX | Sumter | 60 hr |
Nearby
Tornado Warnings in Alabama, 2017Every tornado warning in 2017Tornadoes 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.