Alert archive / Alabama / Special Weather Statements in 2023

Special Weather Statement, NWS Birmingham, AL

July 14, 2023Winston County, Alabama

NWS Birmingham, AL issued this special weather statement at Jul 14, 2023, 3:21 PM CDT for Winston County, Alabama. It was in force for 24 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
Jul 14, 2023, 3:21 PM CDT (20:21 UTC)
Expired
Jul 14, 2023, 3:45 PM CDT
In force
24 min
Issued by
NWS Birmingham, AL
Hail
0.25 in
Wind
40

County Winston County, AL

The radar

The Columbus AFB radar (KGWX), 87 km from the middle of the area, began a volume at 20:22 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

Birmingham, AL (KBMX), launched 12:00Z, 8.4 hours before the alert went out and 130 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 2023-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 581 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 2023-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.1939Sfc1 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
581 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
631 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 14, 12:50 PM CDT, 2 hours 31 minutes earlier.

Area forecast discussion, Jul 14, 12:50 PM CDT, 2 hours 31 minutes before
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Hazardous weather outlook, Jul 14, 3:25 AM CDT, 11 hours 56 minutes before
Hazardous Weather Outlook
National Weather Service Birmingham AL
325 AM CDT Fri Jul 14 2023

ALZ011>015-017>050-151130-
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-
325 AM CDT Fri Jul 14 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 marginally severe storms will be possible from 2 PM to 8 PM
for the western two-thirds of central Alabama. Damaging winds and
localized flooding are the main concerns.

Heat index values as high as 106 will be possible across the
southwest this afternoon.

Minor flooding will continue along the Sucarnoochee River at
Livingston.

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

Minor flooding will continue along the Sucarnoochee River at
Livingston through early next week.

The combination of increasing temperatures and high humidity could
produce afternoon heat indices near 105 Saturday and Sunday, and
again on Tuesday through Thursday.

.SPOTTER INFORMATION STATEMENT...

Activation of storm spotters and emergency management may be needed
this afternoon.

In the hours before

Special weather statement, Jul 14, 12:03 PM CDT, 3 hours 18 minutes before
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Special weather statement, Jul 14, 2:15 PM CDT, 1 hour 6 minutes before
Special Weather Statement
National Weather Service Birmingham AL
215 PM CDT Fri Jul 14 2023

ALZ039-141945-
Marengo AL-
215 PM CDT Fri Jul 14 2023

...A strong thunderstorm will impact portions of southwestern Marengo
County through 245 PM CDT...

At 215 PM CDT, Doppler radar was tracking a strong thunderstorm over
Linden, moving southeast 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...
Linden, Jefferson, Sweet Water, Myrtlewood, Putnam, Freddie Jones
Field, Pin Hook, Nanafalia, Wayne, Surginer, Miller, Chickasaw State
Park, Dixons Mill, Half Acre, Octagon, Clayhill, Nicholsville and
Calvary.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3207 8807 3208 8804 3211 8805 3214 8804
      3215 8802 3218 8801 3228 8802 3231 8798
      3230 8797 3231 8795 3228 8794 3229 8793
      3231 8793 3235 8800 3239 8802 3240 8782
      3231 8765 3199 8772 3199 8808
TIME...MOT...LOC 1915Z 315DEG 21KT 3229 8784

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

61
Special weather statement, Jul 14, 2:29 PM CDT, 52 minutes before
Special Weather Statement
National Weather Service Birmingham AL
229 PM CDT Fri Jul 14 2023

ALZ011>013-142000-
Fayette AL-Marion AL-Lamar AL-
229 PM CDT Fri Jul 14 2023

...Strong thunderstorms will impact portions of southeastern Marion,
northwestern Fayette and northern Lamar Counties through 300 PM
CDT...

At 229 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from Brinn to Beaverton. Movement was southeast at
15 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...
Hamilton, Winfield, Fayette, Sulligent, Guin, Brilliant, Glen Allen,
Beaverton, Gu-
Win, Bluff, Blooming Grove, Lamar County Airport, Brinn, Lake
Buttahatchee, Crews, Twin, Tucker, Wayside, Pine Springs and Marion
County Public Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3423 8782 3417 8764 3389 8764 3369 8786
      3388 8822
TIME...MOT...LOC 1929Z 311DEG 15KT 3417 8783 3393 8805

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

61
Special weather statement, Jul 14, 2:56 PM CDT, 25 minutes before
Special Weather Statement
National Weather Service Birmingham AL
256 PM CDT Fri Jul 14 2023

ALZ011>013-142030-
Fayette AL-Marion AL-Lamar AL-
256 PM CDT Fri Jul 14 2023

...Strong thunderstorms will impact portions of southeastern Marion,
western Fayette and southeastern Lamar Counties through 330 PM CDT...

At 256 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Lake Buttahatchee to 6 miles southeast of
Vernon. Movement was southeast at 20 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...
Winfield, Fayette, Guin, Brilliant, Glen Allen, Kennedy, Belk, Gu-
Win, Blooming Grove, Lake Buttahatchee, Bluff, Crossville, Twin,
Tucker, Cody, Bazemore, Wayside, Richard Arthur Field, Bevill State
College Fayette and Hubbertville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3415 8773 3410 8764 3388 8764 3356 8787
      3356 8795 3371 8811
TIME...MOT...LOC 1956Z 310DEG 16KT 3408 8771 3370 8803

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

61
Special weather statement, Jul 14, 3:21 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Birmingham AL
321 PM CDT Fri Jul 14 2023

ALZ014-142045-
Winston AL-
321 PM CDT Fri Jul 14 2023

...A strong thunderstorm will impact portions of western Winston
County through 345 PM CDT...

At 320 PM CDT, Doppler radar was tracking a strong thunderstorm near
Ashridge, or 7 miles southeast of Haleyville, moving east at 20 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...
Lynn, Double Springs, Houston Recreational Area, Ashbank, Winston
Free State Barn, Ashridge, Poplar Springs, Smith Lake, Natural
Bridge, Weiss, Clear Creek, Pebble, Delmar, Sipsey River Rec Area and
Grayson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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 3430 8730 3400 8740 3400 8764 3430 8758
      3431 8755
TIME...MOT...LOC 2020Z 254DEG 17KT 3418 8751

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

61

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 2:34 AM CDTHeat AdvisoryBMXAutauga, Bibb, Chilton, Dallas, Elmore, Fayette and 11 more15 hr
Jul 14, 12:03 PM CDTSpecial Weather StatementBMXSumter42 min
Jul 14, 1:06 PM CDTAreal Flood AdvisoryBMXSumter5 hr
Jul 14, 2:15 PM CDTSpecial Weather StatementBMXMarengo30 min
Jul 14, 2:29 PM CDTSpecial Weather StatementBMXMarion31 min
Jul 14, 2:56 PM CDTSpecial Weather StatementBMXFayette34 min
Jul 14, 3:23 PM CDTSpecial Weather StatementBMXSumter37 min
Jul 14, 3:43 PM CDTSpecial Weather StatementBMXWinston32 min
Jul 14, 4:02 PM CDTFlash Flood WarningBMXSumter3 hr
Jul 14, 4:11 PM CDTSpecial Weather StatementBMXJefferson, Walker49 min
Jul 14, 4:56 PM CDTSpecial Weather StatementBMXChilton34 min
Jul 14, 4:58 PM CDTSpecial Weather StatementBMXJefferson, Shelby32 min
Jul 14, 5:29 PM CDTSpecial Weather StatementBMXChilton, Shelby31 min
Jul 14, 5:30 PM CDTAreal Flood AdvisoryBMXShelby3 hr
Jul 14, 5:46 PM CDTAreal Flood AdvisoryBMXChilton, Shelby3 hr
Jul 14, 5:56 PM CDTSpecial Weather StatementBMXChilton34 min
Jul 14, 6:02 PM CDTFlash Flood WarningBMXShelby61 min

Nearby

Special Weather Statements in Alabama, 2023Every special weather statement 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.