Alert archive / Alabama / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 97, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Apr 5, 2017, 3:48 PM CDT for Calhoun County, Cleburne County, Talladega County, Alabama. It was in force for 67 min. 16 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
- Apr 5, 2017, 3:48 PM CDT (20:48 UTC)
- Expired
- Apr 5, 2017, 4:55 PM CDT
- In force
- 67 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 2.0 in
- Wind
- 60.0 mph
Counties Calhoun County, AL, Cleburne County, AL, Talladega County, AL
The radar
The Birmingham radar (KBMX), 104 km from the middle of the area, began a volume at 20:50 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 |
|---|---|---|---|
| Apr 5, 3:53 PM CDT | HAIL 0.88 | Oxford, AL | |
| Apr 5, 3:54 PM CDT | HAIL 2 | Munford, AL | |
| Apr 5, 3:54 PM CDT | HAIL 2.75 | 1 E Munford, AL | A FEW REPORTS OF BASEBALL-SIZED HAIL IN THE MUNFORD AREA. |
| Apr 5, 3:54 PM CDT | HAIL 2.75 | Grant Town, AL | SEVERAL MORE REPORTS OF BASEBALL-SIZED HAIL REPORTED IN THE MUNFORD AREA. |
| Apr 5, 3:54 PM CDT | HAIL 3 | Jenifer, AL | HAIL STONE MEASURED AT 3 IN DIAMETER. |
| Apr 5, 3:55 PM CDT | HAIL 4 | 1 Wsw Munford, AL | HAIL WAS MEASURED AT 3.75 INCHES IN DIAMETER. |
| Apr 5, 3:55 PM CDT | HAIL 4 | 1 Wsw Munford, AL | HAIL WAS MEASURED AT 3.75 INCHES IN DIAMETER. SEVERAL VEHICLES HAD WINDOWS BROKEN OUT AND SOME STRUCTURE DAMAGE. |
| Apr 5, 4:05 PM CDT | HAIL 1.25 | Oxford, AL | |
| Apr 5, 4:10 PM CDT | HAIL 1.75 | Oxford, AL | |
| Apr 5, 4:20 PM CDT | TSTM WND DMG | 1 Sse Bynum, AL | TREES BLOWN DOWN ON COUNTY LINE ROAD. |
| Apr 5, 4:23 PM CDT | HAIL 2 | 2 Ene Chalafinnee, AL | GOLFBALL- TO TENNIS BALL-SIZED HAIL. TIME CORRECTED (ESTIMATED). |
| Apr 5, 4:23 PM CDT | HAIL 2 | 3 Ssw Heflin, AL | |
| Apr 5, 4:28 PM CDT | HAIL 1.75 | 1 Ne Heflin, AL | |
| Apr 5, 4:39 PM CDT | HAIL 2.5 | 2 Ene Chalafinnee, AL | GOLFBALL- TO TENNIS BALL-SIZED HAIL. |
| Apr 5, 4:40 PM CDT | TSTM WND DMG | 3 Sse Trickem, AL | TREE DOWNED. |
| Apr 5, 4:40 PM CDT | TORNADO | 3 Sse Trickem, AL | MINOR TREE DAMAGE, DAMAGE TO A CHICKEN HOUSE ROOF. TORNADO CAUGHT ON VIDEO. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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
Birmingham, AL (KBMX), launched 12:00Z, 8.8 hours before the alert went out and 105 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
- 560 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 617 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 408 m²/s²
- 0-3 km storm-relative helicity
- 396 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.6
The text
As transmitted.
448
WUUS54 KBMX 052048
SVRBMX
ALC015-029-121-052215-
/O.NEW.KBMX.SV.W.0097.170405T2048Z-170405T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Birmingham AL
348 PM CDT WED APR 5 2017
The National Weather Service in Birmingham has issued a
* Severe Thunderstorm Warning for...
Northeastern Talladega County in east central Alabama...
Southern Calhoun County in east central Alabama...
Cleburne County in east central Alabama...
* Until 515 PM CDT
* At 348 PM CDT, a severe thunderstorm was located over Talladega
Municipal Airport, or 8 miles northeast of Talladega, moving east
at 35 mph.
HAZARD...Two inch hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Anniston, Oxford, Talladega, Jacksonville, Heflin, Cobb Town, West
End-Cobb Town, Fort McClellan, Saks, Lincoln, Weaver, Munford,
Hobson City, Ranburne, Fruithurst, Waldo, Edwardsville, Talladega
Superspeedway, Anniston Regional Airport and Blue Mountain.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to shelter inside a strong building, and stay away from
windows.
&&
A tornado watch remains in effect until 900 PM CDT for east central
Alabama.
LAT...LON 3350 8535 3349 8536 3350 8576 3347 8578
3347 8589 3350 8585 3350 8590 3346 8590
3345 8592 3341 8592 3339 8610 3370 8613
3394 8540 3348 8531
TIME...MOT...LOC 2048Z 252DEG 31KT 3354 8602
TORNADO...POSSIBLE
HAIL...2.00IN
WIND...60MPH
$$
17/KLAWS1 follow-up statement
924
WWUS54 KBMX 052155 RRA
SVSBMX
Severe Weather Statement
National Weather Service Birmingham AL
455 PM CDT WED APR 5 2017
ALC015-029-121-052205-
/O.CAN.KBMX.SV.W.0097.000000T0000Z-170405T2215Z/
Talladega AL-Calhoun AL-Cleburne AL-
455 PM CDT WED APR 5 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN TALLADEGA...
SOUTHERN CALHOUN AND CLEBURNE COUNTIES IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.
A tornado watch remains in effect until 900 PM CDT for east central
Alabama.
LAT...LON 3350 8535 3349 8536 3350 8576 3347 8578
3347 8589 3350 8585 3350 8590 3346 8590
3345 8592 3341 8592 3339 8610 3370 8613
3394 8540 3348 8531
TIME...MOT...LOC 2153Z 252DEG 31KT 3372 8536
$$
17/KLAWSThe office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 1:24 AM CDT | Severe Thunderstorm Warning | BMX | Barbour | 66 min |
| Apr 5, 2:04 AM CDT | Severe Thunderstorm Warning | BMX | Barbour, Pike | 56 min |
| Apr 5, 2:44 AM CDT | Severe Thunderstorm Warning | BMX | Russell | 32 min |
| Apr 5, 3:32 AM CDT | Severe Thunderstorm Warning | BMX | Russell | 43 min |
| Apr 5, 3:35 AM CDT | Severe Thunderstorm Warning | BMX | Hale, Perry | 40 min |
| Apr 5, 3:54 AM CDT | Severe Thunderstorm Warning | BMX | Bibb, Tuscaloosa | 34 min |
| Apr 5, 3:57 AM CDT | Severe Thunderstorm Warning | BMX | Autauga, Lowndes, Montgomery | 33 min |
| Apr 5, 4:11 AM CDT | Severe Thunderstorm Warning | BMX | Bibb, Perry | 49 min |
| Apr 5, 4:45 AM CDT | Severe Thunderstorm Warning | BMX | Chilton, Shelby | 44 min |
| Apr 5, 5:22 AM CDT | Severe Thunderstorm Warning | BMX | Calhoun, Clay, Cleburne, Talladega | 38 min |
| Apr 5, 5:24 AM CDT | Severe Thunderstorm Warning | BMX | Chambers, Tallapoosa | 51 min |
| Apr 5, 6:02 AM CDT | Severe Thunderstorm Warning | BMX | Clay, Randolph | 58 min |
| Apr 5, 6:04 AM CDT | Severe Thunderstorm Warning | BMX | Bibb, Hale, Perry | 56 min |
| Apr 5, 6:52 AM CDT | Severe Thunderstorm Warning | BMX | Shelby | 83 min |
| Apr 5, 7:22 AM CDT | Areal Flood Advisory | BMX | Greene, Pickens, Sumter, Tuscaloosa | 3 hr |
| Apr 5, 7:40 AM CDT | Areal Flood Advisory | BMX | Blount, Jefferson | 3 hr |
| Apr 5, 8:43 AM CDT | Areal Flood Advisory | BMX | Calhoun, St. Clair, Shelby, Talladega | 3 hr |
| Apr 5, 9:00 AM CDT | Severe Thunderstorm Warning | BMX | Dallas, Lowndes | 75 min |
| Apr 5, 9:13 AM CDT | Special Weather Statement | BMX | Cleburne | 32 min |
| Apr 5, 9:35 AM CDT | Severe Thunderstorm Warning | BMX | Barbour, Pike | 70 min |
| Apr 5, 10:16 AM CDT | Severe Thunderstorm Warning | BMX | Montgomery | 29 min |
| Apr 5, 10:29 AM CDT | Areal Flood Advisory | BMX | Calhoun, Clay, Cleburne, Randolph | 3 hr |
| Apr 5, 10:38 AM CDT | Severe Thunderstorm Warning | BMX | Elmore, Macon, Tallapoosa | 67 min |
| Apr 5, 10:56 AM CDT | Severe Thunderstorm Warning | BMX | Barbour | 49 min |
| Apr 5, 11:43 AM CDT | Severe Thunderstorm Warning | BMX | Bibb, Tuscaloosa | 32 min |
| Apr 5, 11:55 AM CDT | Severe Thunderstorm Warning | BMX | Shelby | 66 min |
| Apr 5, 12:53 PM CDT | Special Weather Statement | BMX | Talladega | 82 min |
| Apr 5, 1:42 PM CDT | Special Weather Statement | BMX | Cleburne | 33 min |
| Apr 5, 2:35 PM CDT | Special Weather Statement | BMX | Cleburne | 25 min |
| Apr 5, 3:03 PM CDT | Special Weather Statement | BMX | Talladega | 42 min |
| Apr 5, 3:22 PM CDT | Severe Thunderstorm Warning | BMX | St. Clair, Talladega | 38 min |
| Apr 5, 4:08 PM CDT | Tornado Warning | BMX | Cleburne | 52 min |
| Apr 5, 4:10 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun, Cherokee, Etowah | 45 min |
| Apr 5, 4:37 PM CDT | Wind Advisory | BMX | Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more | 26 hr |
| Apr 5, 4:59 PM CDT | Special Weather Statement | BMX | Randolph | 46 min |
| Apr 5, 5:30 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson, Shelby | 45 min |
| Apr 5, 5:32 PM CDT | Special Weather Statement | BMX | Randolph | 13 min |
| Apr 5, 5:33 PM CDT | Special Weather Statement | BMX | Randolph, Tallapoosa | 57 min |
| Apr 5, 5:55 PM CDT | Severe Thunderstorm Warning | BMX | Chilton, Shelby | 35 min |
| Apr 5, 5:56 PM CDT | Severe Thunderstorm Warning | BMX | St. Clair | 40 min |
| Apr 5, 6:03 PM CDT | Severe Thunderstorm Warning | BMX | Randolph | 27 min |
| Apr 5, 6:17 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun, St. Clair, Talladega | 43 min |
| Apr 5, 6:20 PM CDT | Special Weather Statement | BMX | DeKalb | 25 min |
| Apr 5, 6:32 PM CDT | Severe Thunderstorm Warning | BMX | St. Clair, Shelby, Talladega | 27 min |
| Apr 5, 6:35 PM CDT | Severe Thunderstorm Warning | BMX | Etowah | 25 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2017Every severe thunderstorm 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.