Alert archive / Alabama / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 197, NWS Birmingham, AL

June 16, 2023Greene County, Hale County, Marengo County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 16, 2023, 7:09 AM CDT for Greene County, Hale County, Marengo County, Alabama. It was in force for 66 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
Jun 16, 2023, 7:09 AM CDT (12:09 UTC)
Expired
Jun 16, 2023, 8:15 AM CDT
In force
66 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Greene County, AL, Hale County, AL, Marengo County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 0.2 hours before the alert went out and 113 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.

Skew-T log-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2023-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 301 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2023-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
301 J/kg
Mixed-layer CIN
-214 J/kg
Mixed-layer LCL
715 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
71 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

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 Jun 16, 4:24 AM CDT, 2 hours 45 minutes earlier.

Area forecast discussion, Jun 16, 4:24 AM CDT, 2 hours 45 minutes before
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Hazardous weather outlook, Jun 16, 4:42 AM CDT, 2 hours 27 minutes before
Hazardous Weather Outlook
National Weather Service Birmingham AL
442 AM CDT Fri Jun 16 2023

ALZ011>015-017>050-171245-
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-
442 AM CDT Fri Jun 16 2023

This Hazardous Weather Outlook is for the counties served by the
National Weather Service office in Birmingham.

.DAY ONE...Outlook through Tonight.

Severe storms are possible this afternoon and evening for much of
Central Alabama. Threats include damaging winds up to 60 mph and
large hail. Locally heavy rainfall could produce flooding.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

A couple severe storms may occur Saturday afternoon across the
southern portion of Central Alabama. Threats include damaging winds
up to 60 mph and large hail.

Severe storms are possible sometime Sunday or Sunday night for much
of Central Alabama. Threats include damaging winds up to 60 mph and
large hail. Locally heavy rainfall could produce flooding.

.SPOTTER INFORMATION STATEMENT...

Activation of storm spotters and emergency management is needed
through Sunday.

The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 15, 7:46 PM CDTSpecial Weather StatementBMXJefferson29 min
Jun 15, 9:17 PM CDTRiver Flood WarningBMXSumter5 days
Jun 16, 6:40 AM CDTSevere Thunderstorm Warning Considerable damage threatBMXSumter65 min
Jun 16, 7:44 AM CDTSpecial Weather StatementBMXDallas61 min
Jun 16, 10:03 AM CDTSpecial Weather StatementBMXBarbour57 min
Jun 16, 3:47 PM CDTSpecial Weather StatementBMXMarion28 min
Jun 16, 4:43 PM CDTSevere Thunderstorm WarningBMXLamar, Pickens62 min
Jun 16, 5:06 PM CDTSpecial Weather StatementBMXLamar39 min
Jun 16, 5:19 PM CDTSpecial Weather StatementBMXTalladega41 min
Jun 16, 5:37 PM CDTSevere Thunderstorm Warning Considerable damage threatBMXPickens53 min
Jun 16, 5:45 PM CDTSevere Thunderstorm Warning Considerable damage threatBMXPickens45 min
Jun 16, 5:52 PM CDTAreal Flood AdvisoryBMXFayette, Lamar, Marion, Pickens3 hr
Jun 16, 6:05 PM CDTSevere Thunderstorm Warning Considerable damage threatBMXSt. Clair, Shelby, Talladega55 min
Jun 16, 6:12 PM CDTSevere Thunderstorm Warning Destructive damage threatBMXPickens48 min
Jun 16, 6:16 PM CDTSevere Thunderstorm Warning Considerable damage threatBMXJefferson, St. Clair17 min
Jun 16, 6:26 PM CDTSevere Thunderstorm WarningBMXClay51 min
Jun 16, 6:28 PM CDTFlash Flood WarningBMXPickens3 hr
Jun 16, 6:29 PM CDTSevere Thunderstorm Warning Considerable damage threatBMXGreene, Tuscaloosa48 min
Jun 16, 6:31 PM CDTSevere Thunderstorm WarningBMXLamar, Pickens44 min
Jun 16, 6:42 PM CDTSevere Thunderstorm Warning Considerable damage threatBMXSumter63 min
Jun 16, 6:46 PM CDTSevere Thunderstorm Warning Destructive damage threatBMXHale59 min
Jun 16, 6:51 PM CDTSevere Thunderstorm Warning Considerable damage threatBMXGreene, Pickens, Sumter54 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.