Alert archive / Alabama / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 266, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jul 2, 2023, 3:11 PM CDT for Jefferson County, St. Clair County, Shelby County, Alabama. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 2, 2023, 3:11 PM CDT (20:11 UTC)
- Expired
- Jul 2, 2023, 4:00 PM CDT
- In force
- 49 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Jefferson County, AL, Shelby County, AL, St. Clair County, AL
The radar
The Birmingham radar (KBMX), 40 km from the middle of the area, began a volume at 20:14 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 |
|---|---|---|---|
| Jul 2, 12:14 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 8.2 hours before the alert went out and 40 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
- 1738 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 917 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jul 2, 3:08 PM CDT, 3 minutes earlier.
Area forecast discussion, Jul 2, 3:08 PM CDT, 3 minutes before
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</html>Hazardous weather outlook, Jul 2, 12:03 PM CDT, 3 hours 8 minutes before
Hazardous Weather Outlook National Weather Service Birmingham AL 1203 PM CDT Sun Jul 2 2023 ALZ011>015-017>050-032015- Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun-Cherokee- Cleburne-Pickens-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega- Clay-Randolph-Sumter-Greene-Hale-Perry-Bibb-Chilton-Coosa-Tallapoosa- Chambers-Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon- Bullock-Lee-Russell-Pike-Barbour- 1203 PM CDT Sun Jul 2 2023 This Hazardous Weather Outlook is for the counties served by the National Weather Service office in Birmingham. .DAY ONE...Outlook through Tonight. Strong to severe thunderstorms are possible this afternoon and evening through 10pm. The main concern will be damaging winds and hail. Hot and humid conditions are expected again today with heat indices of 105 to near 110 possible. .DAYS TWO THROUGH SEVEN...Monday through Saturday. Hot and humid conditions are forecast to continue through midweek. Heat index values during the afternoon are expected to reach or exceed 105 degrees. Severe storms are possible across all of Central Alabama during the afternoon and evening hours on Monday and Tuesday. Threats include damaging winds up to 60 mph and quarter size hail. .SPOTTER INFORMATION STATEMENT... Activation of storm spotters and emergency management may be needed today, Monday, and Tuesday.
In the hours before
Special weather statement, Jul 2, 2:00 PM CDT, 1 hour 11 minutes before
Special Weather Statement
National Weather Service Birmingham AL
200 PM CDT Sun Jul 2 2023
ALZ014-015-021930-
Walker AL-Winston AL-
200 PM CDT Sun Jul 2 2023
...A strong thunderstorm will impact portions of northeastern Walker
and southeastern Winston Counties through 230 PM CDT...
At 200 PM CDT, Doppler radar was tracking a strong thunderstorm near
Curry, or 8 miles south of Arley, moving east at 25 mph.
HAZARD...Winds in excess of 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Curry, Smith Dam, Smith Lake, Bear Branch, Maple Branch, Raccoon
Branch, Powellville, Wilson Bend, Battle Branch, Duncan Bridge,
Little Dismal Creek and Devils Branch.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
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.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
central and northwestern Alabama.
&&
LAT...LON 3399 8711 3399 8715 3398 8714 3397 8714
3396 8711 3394 8710 3393 8709 3391 8708
3389 8722 3401 8727 3405 8711
TIME...MOT...LOC 1900Z 261DEG 21KT 3398 8716
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
56Special weather statement, Jul 2, 2:02 PM CDT, 1 hour 9 minutes before
Special Weather Statement
National Weather Service Birmingham AL
202 PM CDT Sun Jul 2 2023
ALZ013-021945-
Fayette AL-
202 PM CDT Sun Jul 2 2023
...A strong thunderstorm will impact portions of northeastern Fayette
County through 245 PM CDT...
At 202 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles south of Glen Allen, or 10 miles southeast of Winfield, moving
east at 15 mph.
HAZARD...Winds in excess of 40 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Fowlers Crossroads and Hubbertville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
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.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
central and west central Alabama.
&&
LAT...LON 3390 8764 3388 8763 3387 8764 3387 8753
3375 8753 3373 8777 3386 8778
TIME...MOT...LOC 1902Z 261DEG 15KT 3381 8770
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH
56Special weather statement, Jul 2, 2:17 PM CDT, 54 minutes before
Special Weather Statement
National Weather Service Birmingham AL
217 PM CDT Sun Jul 2 2023
ALZ024-022000-
Jefferson AL-
217 PM CDT Sun Jul 2 2023
...A strong thunderstorm will impact portions of southern Jefferson
County through 300 PM CDT...
At 217 PM CDT, Doppler radar was tracking a strong thunderstorm over
southwestern Birmingham, moving east at 10 mph.
HAZARD...Wind gusts up to 50 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Birmingham, Hoover, Vestavia Hills, Bessemer, Homewood, Mountain
Brook, Hueytown, Irondale, Fairfield, Fultondale, Pleasant Grove,
Tarrant, Midfield, Adamsville, Brighton, Lipscomb, Sylvan Springs,
Mulga, Maytown and North Johns.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
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.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
central and west central Alabama.
&&
LAT...LON 3347 8664 3347 8667 3345 8668 3345 8669
3344 8670 3330 8712 3331 8713 3331 8716
3332 8716 3332 8718 3334 8718 3334 8720
3336 8720 3336 8721 3339 8723 3344 8728
3365 8675
TIME...MOT...LOC 1917Z 252DEG 9KT 3348 8689
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH
56Special weather statement, Jul 2, 2:21 PM CDT, 50 minutes before
Special Weather Statement
National Weather Service Birmingham AL
221 PM CDT Sun Jul 2 2023
ALZ023-022000-
Tuscaloosa AL-
221 PM CDT Sun Jul 2 2023
...A strong thunderstorm will impact portions of southeastern
Tuscaloosa County through 300 PM CDT...
At 221 PM CDT, Doppler radar was tracking a strong thunderstorm over
Coaling, or 8 miles east of Holt, moving east at 10 mph.
HAZARD...Wind gusts up to 50 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Brookwood, Coaling, Vance, Mercedes Benz Of Alabama, Lake Wildwood,
Abernant, North Bibb, East Brookwood, Camp Horne B.S.A., I 20 Rest
Area Near Tuscaloosa and Cedar Cove.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
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.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
central and west central Alabama.
&&
LAT...LON 3322 8742 3336 8720 3334 8720 3334 8718
3332 8718 3332 8716 3324 8714 3323 8715
3319 8720 3315 8720 3312 8738
TIME...MOT...LOC 1921Z 252DEG 9KT 3319 8734
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH
56Special weather statement, Jul 2, 2:53 PM CDT, 18 minutes before
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</html>Local storm report, Jul 2, 3:10 PM CDT, 1 minute 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 |
|---|---|---|---|---|
| Jul 1, 7:19 PM CDT | Special Weather Statement | BMX | Hale | 41 min |
| Jul 2, 12:26 PM CDT | Special Weather Statement | BMX | Jefferson | 34 min |
| Jul 2, 12:44 PM CDT | Special Weather Statement | BMX | Marion | 46 min |
| Jul 2, 12:51 PM CDT | Severe Thunderstorm Warning | BMX | Marion | 39 min |
| Jul 2, 1:26 PM CDT | Special Weather Statement | BMX | Tuscaloosa | 34 min |
| Jul 2, 1:28 PM CDT | Special Weather Statement | BMX | Fayette | 47 min |
| Jul 2, 1:32 PM CDT | Special Weather Statement | BMX | St. Clair | 43 min |
| Jul 2, 1:33 PM CDT | Severe Thunderstorm Warning | BMX | Tuscaloosa | 42 min |
| Jul 2, 1:37 PM CDT | Severe Thunderstorm Warning | BMX | Marion, Winston | 24 min |
| Jul 2, 1:49 PM CDT | Special Weather Statement | BMX | Marengo | 41 min |
| Jul 2, 1:49 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun, St. Clair, Talladega | 56 min |
| Jul 2, 2:00 PM CDT | Special Weather Statement | BMX | Walker | 30 min |
| Jul 2, 2:02 PM CDT | Special Weather Statement | BMX | Fayette | 43 min |
| Jul 2, 2:13 PM CDT | Severe Thunderstorm Warning | BMX | Etowah, St. Clair | 47 min |
| Jul 2, 2:17 PM CDT | Special Weather Statement | BMX | Jefferson | 43 min |
| Jul 2, 2:20 PM CDT | Areal Flood Advisory | BMX | Calhoun, St. Clair, Talladega | 115 min |
| Jul 2, 2:21 PM CDT | Special Weather Statement | BMX | Tuscaloosa | 39 min |
| Jul 2, 2:39 PM CDT | Flash Flood Warning | BMX | St. Clair, Talladega | 3 hr |
| Jul 2, 2:44 PM CDT | Areal Flood Advisory | BMX | Etowah | 115 min |
| Jul 2, 2:53 PM CDT | Special Weather Statement | BMX | Walker | 52 min |
| Jul 2, 3:14 PM CDT | Special Weather Statement | BMX | Cherokee | 31 min |
| Jul 2, 3:24 PM CDT | Special Weather Statement | BMX | Blount | 36 min |
| Jul 2, 3:36 PM CDT | Special Weather Statement | BMX | Marion | 39 min |
| Jul 2, 3:38 PM CDT | Special Weather Statement | BMX | Talladega | 37 min |
| Jul 2, 3:40 PM CDT | Special Weather Statement | BMX | Pike | 50 min |
| Jul 2, 3:56 PM CDT | Special Weather Statement | BMX | Dallas, Marengo | 79 min |
| Jul 2, 3:56 PM CDT | Severe Thunderstorm Warning | BMX | Shelby, Talladega | 64 min |
| Jul 2, 3:59 PM CDT | Special Weather Statement | BMX | Cleburne | 46 min |
| Jul 2, 4:02 PM CDT | Special Weather Statement | BMX | Winston | 43 min |
| Jul 2, 4:06 PM CDT | Severe Thunderstorm Warning | BMX | Clay, Cleburne, Randolph | 54 min |
| Jul 2, 4:20 PM CDT | Special Weather Statement | BMX | Barbour, Bullock, Pike | 25 min |
| Jul 2, 4:25 PM CDT | Special Weather Statement | BMX | Coosa | 50 min |
| Jul 2, 4:29 PM CDT | Severe Thunderstorm Warning | BMX | Clay, Coosa, Talladega | 31 min |
| Jul 2, 4:31 PM CDT | Severe Thunderstorm Warning | BMX | Randolph | 59 min |
| Jul 2, 4:35 PM CDT | Special Weather Statement | BMX | Shelby | 25 min |
| Jul 2, 4:47 PM CDT | Special Weather Statement | BMX | Coosa | 43 min |
| Jul 2, 4:48 PM CDT | Special Weather Statement | BMX | Bullock | 57 min |
| Jul 2, 5:01 PM CDT | Special Weather Statement | BMX | Tallapoosa | 44 min |
| Jul 2, 5:08 PM CDT | Special Weather Statement | BMX | Sumter | 37 min |
| Jul 2, 5:34 PM CDT | Special Weather Statement | BMX | Elmore | 41 min |
| Jul 2, 5:39 PM CDT | Special Weather Statement | BMX | Walker | 36 min |
| Jul 2, 5:42 PM CDT | Special Weather Statement | BMX | Sumter | 48 min |
| Jul 2, 5:44 PM CDT | Special Weather Statement | BMX | Lowndes, Montgomery | 61 min |
| Jul 2, 5:48 PM CDT | Special Weather Statement | BMX | Lee, Russell | 42 min |
| Jul 2, 6:14 PM CDT | Severe Thunderstorm Warning | BMX | Montgomery | 46 min |
| Jul 2, 6:20 PM CDT | Special Weather Statement | BMX | Chilton | 40 min |
| Jul 2, 6:31 PM CDT | Severe Thunderstorm Warning | BMX | Elmore | 44 min |
| Jul 2, 6:46 PM CDT | Special Weather Statement | BMX | Lee | 44 min |
| Jul 2, 6:53 PM CDT | Severe Thunderstorm Warning | BMX | Coosa, Elmore, Tallapoosa | 38 min |
| Jul 2, 6:56 PM CDT | Special Weather Statement | BMX | Tuscaloosa | 49 min |
| Jul 2, 6:57 PM CDT | Special Weather Statement | BMX | Sumter | 48 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2023Every severe thunderstorm warning in 2023
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.