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Heat Advisory — Marion, AL, Lamar, AL, Fayette, AL, Walker, AL, Jefferson, AL, Shelby, AL, St. Clair, AL, Macon, AL, Bullock, AL, Russell, AL, Pike, AL, Barbour, AL, Pickens, AL, Tuscaloosa, AL, Sumter, AL, Greene, AL, Hale, AL, Perry, AL, Bibb, AL, Chilton, AL, Marengo, AL, Dallas, AL, Autauga, AL, Lowndes, AL, Elmore, AL, Montgomery, AL
Issued
9:40 PM CDT · Thu, Aug 20 2026
Expires
9:00 PM CDT · Fri, Aug 21 2026
Issuing Office
NWS KBMX

Affected Areas

Marion, AL Lamar, AL Fayette, AL Walker, AL Jefferson, AL Shelby, AL St. Clair, AL Macon, AL Bullock, AL Russell, AL Pike, AL Barbour, AL Pickens, AL Tuscaloosa, AL Sumter, AL Greene, AL Hale, AL Perry, AL Bibb, AL Chilton, AL Marengo, AL Dallas, AL Autauga, AL Lowndes, AL Elmore, AL Montgomery, AL

Official Bulletin

331
WWUS74 KBMX 210240
NPWBMX

URGENT - WEATHER MESSAGE
National Weather Service Birmingham AL
940 PM CDT Thu Aug 20 2026

ALZ011>013-015-024-025-211500-
/O.NEW.KBMX.HT.Y.0011.260821T0240Z-260822T0200Z/
Marion-Lamar-Fayette-Walker-Jefferson-Shelby-
Including the cities of Jasper, Pelham, Alabaster, Hoover, Vernon,
Fayette, Columbiana, Sulligent, Hamilton, and Birmingham
940 PM CDT Thu Aug 20 2026

...HEAT ADVISORY IN EFFECT UNTIL 9 PM CDT FRIDAY...

* WHAT...Heat index values up to 108.

* WHERE...Fayette, Jefferson, Lamar, Marion, Shelby, and Walker
  Counties.

* WHEN...Until 9 PM CDT Friday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Young children and
pets should never be left unattended in vehicles under any
circumstances.

Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stoke. Wear light weight and loose fitting clothing when possible and
drink plenty of water.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

&&

$$

ALZ026-045-046-048>050-211500-
/O.EXA.KBMX.HT.Y.0009.000000T0000Z-260822T0200Z/
St. Clair-Macon-Bullock-Russell-Pike-Barbour-
Including the cities of Eufaula, Pell City, Moody, Phenix City, Troy,
Tuskegee, and Union Springs
940 PM CDT Thu Aug 20 2026

...HEAT ADVISORY IN EFFECT UNTIL 9 PM CDT FRIDAY...

* WHAT...Heat index values up to 108.

* WHERE...Barbour, Bullock, Macon, Pike, Russell, and St. Clair
  Counties.

* WHEN...Until 9 PM CDT Friday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Young children and
pets should never be left unattended in vehicles under any
circumstances.

Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stoke. Wear light weight and loose fitting clothing when possible and
drink plenty of water.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

&&

$$

ALZ022-023-030>035-039>044-211500-
/O.CON.KBMX.HT.Y.0009.000000T0000Z-260822T0200Z/
Pickens-Tuscaloosa-Sumter-Greene-Hale-Perry-Bibb-Chilton-Marengo-
Dallas-Autauga-Lowndes-Elmore-Montgomery-
Including the cities of Tallassee, Fort Deposit, Carrollton,
Hayneville, Prattville, Clanton, Greensboro, Wetumpka, Linden, Selma,
Tuscaloosa, Centreville, Marion, Moundville, Livingston, Montgomery,
Eutaw, and Demopolis
940 PM CDT Thu Aug 20 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT FRIDAY...

* WHAT...Heat index values up to 108.

* WHERE...Autauga, Bibb, Chilton, Dallas, Elmore, Greene, Hale,
  Lowndes, Marengo, Montgomery, Perry, Pickens, Sumter, and
  Tuscaloosa Counties.

* WHEN...Until 9 PM CDT Friday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Young children and
pets should never be left unattended in vehicles under any
circumstances.

Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stoke. Wear light weight and loose fitting clothing when possible and
drink plenty of water.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

&&

$$

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