Alert archive / Alabama / Special Weather Statements in 2018
Special Weather Statement, NWS Birmingham, AL
NWS Birmingham, AL issued this special weather statement at Aug 8, 2018, 7:13 PM CDT for Cleburne County, Alabama. It was in force for 32 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
- Aug 8, 2018, 7:13 PM CDT (00:13 UTC)
- Expired
- Aug 8, 2018, 7:45 PM CDT
- In force
- 32 min
- Issued by
- NWS Birmingham, AL
County Cleburne County, AL
The radar
The Atlanta radar (KFFC), 102 km from the middle of the area, began a volume at 00:15 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
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.2 hours before the alert went out and 107 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
- 1702 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 1352 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
249
WWUS84 KBMX 090013
SPSBMX
Special Weather Statement
National Weather Service Birmingham AL
713 PM CDT WED AUG 8 2018
ALZ019-021-090045-
Calhoun AL-Cleburne AL-
713 PM CDT WED AUG 8 2018
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN CALHOUN AND
NORTHEASTERN CLEBURNE COUNTIES UNTIL 745 PM CDT...
At 713 PM CDT, Doppler radar was tracking a strong thunderstorm over
Edwardsville, or near Heflin, moving east at 25 mph.
Pea size hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Piedmont, Heflin, Fruithurst, Edwardsville, Muscadine, Abernathy,
Mars Hills, Sweetwater Lake, Coleman Lake And Campground, I 20
Welcome Center, Liberty Hill, Oak Level and Borden Springs.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3361 8561 3388 8568 3394 8552 3394 8550
3396 8548 3396 8540 3365 8534
TIME...MOT...LOC 0013Z 250DEG 20KT 3371 8556
$$
05The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 7:16 PM CDT | Special Weather Statement | BMX | Barbour | 44 min |
| Aug 8, 8:10 PM CDT | Special Weather Statement | BMX | Pickens | 35 min |
| Aug 9, 11:50 AM CDT | Special Weather Statement | BMX | Blount | 25 min |
| Aug 9, 12:09 PM CDT | Special Weather Statement | BMX | Blount | 36 min |
| Aug 9, 12:32 PM CDT | Special Weather Statement | BMX | Etowah | 28 min |
| Aug 9, 12:50 PM CDT | Special Weather Statement | BMX | Cherokee, Etowah | 25 min |
| Aug 9, 1:02 PM CDT | Special Weather Statement | BMX | Bibb | 28 min |
| Aug 9, 1:12 PM CDT | Special Weather Statement | BMX | Calhoun, Cherokee | 33 min |
| Aug 9, 1:38 PM CDT | Special Weather Statement | BMX | Cherokee, Cleburne | 37 min |
| Aug 9, 2:14 PM CDT | Special Weather Statement | BMX | Bibb | 31 min |
| Aug 9, 2:29 PM CDT | Special Weather Statement | BMX | Randolph | 31 min |
| Aug 9, 2:41 PM CDT | Special Weather Statement | BMX | Bibb | 34 min |
| Aug 9, 2:56 PM CDT | Special Weather Statement | BMX | Chambers | 34 min |
| Aug 9, 3:10 PM CDT | Special Weather Statement | BMX | Chilton | 35 min |
Nearby
Special Weather Statements in Alabama, 2018Every special weather statement in 2018
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.