Alert archive / Georgia / Heat Advisories in 2021
Heat Advisory 2, NWS Atlanta, GA
NWS Atlanta, GA issued this heat advisory at Jul 29, 2021, 5:32 AM EDT for 73 counties in Georgia. It took effect at Jul 29, 2021, 12:00 PM EDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Jul 29, 2021, 5:32 AM EDT (09:32 UTC)
- In effect from
- Jul 29, 2021, 12:00 PM EDT
- Expired
- Jul 29, 2021, 8:00 PM EDT
- In force
- 8 hr
- Issued by
- NWS Atlanta, GA
All 73 counties
Baldwin County, GA, Barrow County, GA, Bartow County, GA, Bibb County, GA, Bleckley County, GA, Butts County, GA, Carroll County, GA, Chattahoochee County, GA, Chattooga County, GA, Cherokee County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Douglas County, GA, Fayette County, GA, Floyd County, GA, Forsyth County, GA, Fulton County, GA, Gordon County, GA, Greene County, GA, Gwinnett County, GA, Hall County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jackson County, GA, Jasper County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Macon County, GA, Marion County, GA, Meriwether County, GA, Monroe County, GA, Montgomery County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Paulding County, GA, Peach County, GA, Pike County, GA, Polk County, GA, Pulaski County, GA, Putnam County, GA, Rockdale County, GA, Schley County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Telfair County, GA, Treutlen County, GA, Troup County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Washington County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkinson County, GA
The radar
The Atlanta radar (KFFC), 57 km from the middle of the area, began a volume at 09:32 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
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 9.5 hours before the alert went out and 52 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
- 2087 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1345 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.0
The text
As transmitted.
332 WWUS72 KFFC 290932 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 532 AM EDT Thu Jul 29 2021 GAZ011-012-019>023-025-030>037-041>050-052>061-066>074-078>085- 089>098-102>112-291745- /O.NEW.KFFC.HT.Y.0002.210729T1600Z-210730T0000Z/ Chattooga-Gordon-Floyd-Bartow-Cherokee-Forsyth-Hall-Jackson-Polk- Paulding-Cobb-North Fulton-Gwinnett-Barrow-Clarke-Oconee-Haralson- Carroll-Douglas-South Fulton-DeKalb-Rockdale-Walton-Newton-Morgan- Greene-Heard-Coweta-Fayette-Clayton-Spalding-Henry-Butts-Jasper- Putnam-Hancock-Troup-Meriwether-Pike-Upson-Lamar-Monroe-Jones- Baldwin-Washington-Harris-Talbot-Taylor-Crawford-Bibb-Twiggs- Wilkinson-Johnson-Muscogee-Chattahoochee-Marion-Schley-Macon- Peach-Houston-Bleckley-Laurens-Treutlen-Stewart-Webster-Sumter- Dooly-Crisp-Pulaski-Wilcox-Dodge-Telfair-Wheeler-Montgomery- Including the cities of Calhoun, Rome, Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, Covington, Newnan, Peachtree City, Griffin, Milledgeville, Macon, Columbus, Warner Robins, Dublin, Lumpkin, Americus, and Cordele 532 AM EDT Thu Jul 29 2021 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 106 expected. * WHERE...Portions of central, east central, north central, northeast, northwest and west central Georgia. * WHEN...From noon today to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. 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 stroke. Wear lightweight and loose fitting clothing when possible. 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. && $$
2 follow-up statements
772 WWUS72 KFFC 291436 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 1036 AM EDT Thu Jul 29 2021 GAZ048>050-058>061-069>074-078>085-089>098-102>112-300100- /O.NEW.KFFC.HT.Y.0003.210730T1500Z-210731T0000Z/ /O.NEW.KFFC.EH.A.0001.210731T1500Z-210801T0000Z/ /O.CON.KFFC.HT.Y.0002.210729T1600Z-210730T0000Z/ Newton-Morgan-Greene-Butts-Jasper-Putnam-Hancock-Upson-Lamar- Monroe-Jones-Baldwin-Washington-Harris-Talbot-Taylor-Crawford- Bibb-Twiggs-Wilkinson-Johnson-Muscogee-Chattahoochee-Marion- Schley-Macon-Peach-Houston-Bleckley-Laurens-Treutlen-Stewart- Webster-Sumter-Dooly-Crisp-Pulaski-Wilcox-Dodge-Telfair-Wheeler- Montgomery- Including the cities of Covington, Milledgeville, Macon, Columbus, Warner Robins, Dublin, Lumpkin, Americus, and Cordele 1036 AM EDT Thu Jul 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY... ...EXCESSIVE HEAT WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... * WHAT...For the first Heat Advisory today, heat index values up to 108 expected. For the second Heat Advisory Friday, heat index values up to 108 expected. For the Excessive Heat Watch Saturday, dangerously hot conditions with heat index values up to 110 possible. * WHERE...Portions of central, east central, north central and west central Georgia. * WHEN...For the first Heat Advisory, until 8 PM EDT this evening. For the second Heat Advisory, from 11 AM to 8 PM EDT Friday. For the Excessive Heat Watch, from Saturday morning through Saturday evening. * IMPACTS...Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Be prepared to 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. This is especially true during warm or hot weather when car interiors can reach lethal temperatures in a matter of minutes. && $$ GAZ051-062-075-076-086-113-300100- /O.NEW.KFFC.HT.Y.0003.210730T1500Z-210731T0000Z/ /O.NEW.KFFC.EH.A.0001.210731T1500Z-210801T0000Z/ Taliaferro-Warren-Glascock-Jefferson-Emanuel-Toombs- Including the cities of Swainsboro and Vidalia 1036 AM EDT Thu Jul 29 2021 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY... ...EXCESSIVE HEAT WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... * WHAT...For the Heat Advisory Friday, heat index values up to 107 expected. For the Excessive Heat Watch Saturday, dangerously hot conditions with heat index values up to 110 possible. * WHERE...Taliaferro, Warren, Glascock, Jefferson, Emanuel and Toombs Counties. * WHEN...For the Heat Advisory, from 11 AM to 8 PM EDT Friday. For the Excessive Heat Watch, from Saturday morning through Saturday evening. * IMPACTS...Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Be prepared to 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. This is especially true during warm or hot weather when car interiors can reach lethal temperatures in a matter of minutes. && $$ GAZ011-012-019>023-025-030>037-041>047-052>057-066>068-300100- /O.NEW.KFFC.HT.Y.0003.210730T1500Z-210731T0000Z/ /O.CON.KFFC.HT.Y.0002.210729T1600Z-210730T0000Z/ Chattooga-Gordon-Floyd-Bartow-Cherokee-Forsyth-Hall-Jackson-Polk- Paulding-Cobb-North Fulton-Gwinnett-Barrow-Clarke-Oconee-Haralson- Carroll-Douglas-South Fulton-DeKalb-Rockdale-Walton-Heard-Coweta- Fayette-Clayton-Spalding-Henry-Troup-Meriwether-Pike- Including the cities of Calhoun, Rome, Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, Newnan, Peachtree City, and Griffin 1036 AM EDT Thu Jul 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY... * WHAT...For the first Heat Advisory today, heat index values up to 105 expected. For the second Heat Advisory Friday, heat index values up to 106 expected. * WHERE...Portions of north central, northeast, northwest and west central Georgia. * WHEN...For the first Heat Advisory, until 8 PM EDT this evening. For the second Heat Advisory, from 11 AM to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. 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 stroke. Wear lightweight and loose fitting clothing when possible. 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. && $$ GAZ001>003-013-014-024-027-038-039-300100- /O.NEW.KFFC.HT.Y.0003.210730T1500Z-210731T0000Z/ Dade-Walker-Catoosa-Pickens-Dawson-Banks-Madison-Oglethorpe- Wilkes- 1036 AM EDT Thu Jul 29 2021 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY... * WHAT...Heat index values up to 108 expected. * WHERE...Dade, Walker, Catoosa, Pickens, Dawson, Banks, Madison, Oglethorpe and Wilkes Counties. * WHEN...From 11 AM to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. 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 stroke. Wear lightweight and loose fitting clothing when possible. 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. && $$
368 WWUS72 KFFC 300009 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 809 PM EDT Thu Jul 29 2021 GAZ048>050-058>061-069>074-078>085-089>098-102>112-301000- /O.EXP.KFFC.HT.Y.0002.000000T0000Z-210730T0000Z/ /O.CON.KFFC.HT.Y.0003.210730T1500Z-210731T0000Z/ /O.CON.KFFC.EH.A.0001.210731T1500Z-210801T0000Z/ Newton-Morgan-Greene-Butts-Jasper-Putnam-Hancock-Upson-Lamar- Monroe-Jones-Baldwin-Washington-Harris-Talbot-Taylor-Crawford- Bibb-Twiggs-Wilkinson-Johnson-Muscogee-Chattahoochee-Marion- Schley-Macon-Peach-Houston-Bleckley-Laurens-Treutlen-Stewart- Webster-Sumter-Dooly-Crisp-Pulaski-Wilcox-Dodge-Telfair-Wheeler- Montgomery- Including the cities of Covington, Milledgeville, Macon, Columbus, Warner Robins, Dublin, Lumpkin, Americus, and Cordele 809 PM EDT Thu Jul 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY... ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... ...HEAT ADVISORY FOR THIS EVENING HAS EXPIRED... * WHAT...For the Heat Advisory, heat index values up to 108 expected. For the Excessive Heat Watch, dangerously hot conditions with heat index values up to 111 possible. * WHERE...Portions of central, east central, north central and west central Georgia. * WHEN...For the Heat Advisory, from 11 AM to 8 PM EDT Friday. For the Excessive Heat Watch, from Saturday morning through Saturday evening. * IMPACTS...Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Be prepared to 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. This is especially true during warm or hot weather when car interiors can reach lethal temperatures in a matter of minutes. && $$ GAZ011-012-019>023-025-030>037-041>047-052>057-066>068-301000- /O.EXP.KFFC.HT.Y.0002.000000T0000Z-210730T0000Z/ /O.CON.KFFC.HT.Y.0003.210730T1500Z-210731T0000Z/ Chattooga-Gordon-Floyd-Bartow-Cherokee-Forsyth-Hall-Jackson-Polk- Paulding-Cobb-North Fulton-Gwinnett-Barrow-Clarke-Oconee-Haralson- Carroll-Douglas-South Fulton-DeKalb-Rockdale-Walton-Heard-Coweta- Fayette-Clayton-Spalding-Henry-Troup-Meriwether-Pike- Including the cities of Calhoun, Rome, Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, Newnan, Peachtree City, and Griffin 809 PM EDT Thu Jul 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY... ...HEAT ADVISORY FOR THIS EVENING HAS EXPIRED... * WHAT...Heat index values up to 107 expected. * WHERE...Portions of north central, northeast, northwest and west central Georgia. * WHEN...From 11 AM to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. 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 stroke. Wear lightweight and loose fitting clothing when possible. 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. && $$ GAZ051-062-075-076-086-113-301000- /O.CON.KFFC.HT.Y.0003.210730T1500Z-210731T0000Z/ /O.CON.KFFC.EH.A.0001.210731T1500Z-210801T0000Z/ Taliaferro-Warren-Glascock-Jefferson-Emanuel-Toombs- Including the cities of Swainsboro and Vidalia 809 PM EDT Thu Jul 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY... ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... * WHAT...For the Heat Advisory Friday, heat index values up to 107 expected. For the Excessive Heat Watch Saturday, dangerously hot conditions with heat index values up to 110 possible. * WHERE...Taliaferro, Warren, Glascock, Jefferson, Emanuel and Toombs Counties. * WHEN...For the Heat Advisory, from 11 AM to 8 PM EDT Friday. For the Excessive Heat Watch, from Saturday morning through Saturday evening. * IMPACTS...Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Be prepared to drink plenty of fluids, stay in an air- conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. This is especially true during warm or hot weather when car interiors can reach lethal temperatures in a matter of minutes. && $$ GAZ001>003-013-014-024-027-038-039-301000- /O.CON.KFFC.HT.Y.0003.210730T1500Z-210731T0000Z/ Dade-Walker-Catoosa-Pickens-Dawson-Banks-Madison-Oglethorpe- Wilkes- 809 PM EDT Thu Jul 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY... * WHAT...Heat index values up to 108 expected. * WHERE...Dade, Walker, Catoosa, Pickens, Dawson, Banks, Madison, Oglethorpe and Wilkes Counties. * WHEN...From 11 AM to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. 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 stroke. Wear lightweight and loose fitting clothing when possible. 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. && $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 10:36 AM EDT | Excessive Heat Watch | FFC | Baldwin, Bibb, Bleckley, Butts, Chattahoochee, Crawford and 42 more | 28 hr |
| Jul 29, 10:36 AM EDT | Heat Advisory | FFC | Baldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 82 more | 33 hr |
Nearby
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.