Alert archive / Georgia / Heat Advisories in 2021
Heat Advisory 4, NWS Atlanta, GA
NWS Atlanta, GA issued this heat advisory at Jul 30, 2021, 2:50 PM EDT for 67 counties in Georgia. It took effect at Jul 31, 2021, 11:00 AM EDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Jul 30, 2021, 2:50 PM EDT (18:50 UTC)
- In effect from
- Jul 31, 2021, 11:00 AM EDT
- Expired
- Jul 31, 2021, 8:00 PM EDT
- In force
- 9 hr
- Issued by
- NWS Atlanta, GA
All 67 counties
Baldwin County, GA, Barrow County, GA, Bibb County, GA, Bleckley County, GA, Butts County, GA, Chattahoochee County, GA, Clarke County, GA, Clayton County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Emanuel County, GA, Fayette County, GA, Fulton County, GA, Glascock County, GA, Greene County, GA, Gwinnett County, GA, Hancock County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jasper County, GA, Jefferson 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, Oglethorpe County, GA, Peach County, GA, Pike 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, Taliaferro County, GA, Taylor County, GA, Telfair County, GA, Toombs County, GA, Treutlen County, GA, Troup County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA
The radar
The Robins AFB radar (KJGX), 44 km from the middle of the area, began a volume at 18:56 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 12:00Z, 6.8 hours before the alert went out and 88 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
- 1065 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 1141 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -28 m²/s²
- 0-3 km storm-relative helicity
- -21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
362 WWUS72 KFFC 301850 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 250 PM EDT Fri Jul 30 2021 GAZ048>051-058>062-069>076-078>086-089>098-102>113-310100- /O.UPG.KFFC.EH.A.0001.210731T1500Z-210801T0000Z/ /O.NEW.KFFC.HT.Y.0004.210731T1500Z-210801T0000Z/ /O.CON.KFFC.HT.Y.0003.000000T0000Z-210731T0000Z/ Newton-Morgan-Greene-Taliaferro-Butts-Jasper-Putnam-Hancock- Warren-Upson-Lamar-Monroe-Jones-Baldwin-Washington-Glascock- Jefferson-Harris-Talbot-Taylor-Crawford-Bibb-Twiggs-Wilkinson- Johnson-Emanuel-Muscogee-Chattahoochee-Marion-Schley-Macon-Peach- Houston-Bleckley-Laurens-Treutlen-Stewart-Webster-Sumter-Dooly- Crisp-Pulaski-Wilcox-Dodge-Telfair-Wheeler-Montgomery-Toombs- Including the cities of Covington, Milledgeville, Macon, Swainsboro, Columbus, Warner Robins, Dublin, Lumpkin, Americus, Cordele, and Vidalia 250 PM EDT Fri Jul 30 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY... * WHAT...For the first Heat Advisory today, heat index values up to 105. For the second Heat Advisory Saturday, heat index values up to 107 expected. * WHERE...Portions of central, east central, north central, southeast 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 Saturday. * 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. && $$ GAZ033>039-044>047-052>057-066>068-310100- /O.NEW.KFFC.HT.Y.0004.210731T1500Z-210801T0000Z/ /O.CON.KFFC.HT.Y.0003.000000T0000Z-210731T0000Z/ North Fulton-Gwinnett-Barrow-Clarke-Oconee-Oglethorpe-Wilkes- South Fulton-DeKalb-Rockdale-Walton-Heard-Coweta-Fayette-Clayton- Spalding-Henry-Troup-Meriwether-Pike- Including the cities of Atlanta, Lawrenceville, Athens, East Point, Decatur, Conyers, Newnan, Peachtree City, and Griffin 250 PM EDT Fri Jul 30 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY... * WHAT...For the first Heat Advisory today, heat index values up to 105. For the second Heat Advisory Saturday, heat index values up to 105 expected. * WHERE...Portions of east central, north central, northeast and west central Georgia. * WHEN...For the first Heat Advisory, until 8 PM EDT this evening. For the second Heat Advisory, from 11 AM to 8 PM EDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ GAZ011>014-019>025-027-030>032-041>043-310000- /O.CON.KFFC.HT.Y.0003.000000T0000Z-210731T0000Z/ Chattooga-Gordon-Pickens-Dawson-Floyd-Bartow-Cherokee-Forsyth- Hall-Banks-Jackson-Madison-Polk-Paulding-Cobb-Haralson-Carroll- Douglas- Including the cities of Calhoun, Rome, Cartersville, Gainesville, Marietta, Carrollton, and Douglasville 250 PM EDT Fri Jul 30 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 105 expected. * WHERE...Portions of North Georgia, including the Atlanta metro. * 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. && $$
3 follow-up statements
020 WWUS72 KFFC 310009 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 809 PM EDT Fri Jul 30 2021 GAZ033>039-044>062-066>076-078>086-089>098-102>113-310815- /O.EXP.KFFC.HT.Y.0003.000000T0000Z-210731T0000Z/ /O.CON.KFFC.HT.Y.0004.210731T1500Z-210801T0000Z/ North Fulton-Gwinnett-Barrow-Clarke-Oconee-Oglethorpe-Wilkes- South Fulton-DeKalb-Rockdale-Walton-Newton-Morgan-Greene- Taliaferro-Heard-Coweta-Fayette-Clayton-Spalding-Henry-Butts- Jasper-Putnam-Hancock-Warren-Troup-Meriwether-Pike-Upson-Lamar- Monroe-Jones-Baldwin-Washington-Glascock-Jefferson-Harris-Talbot- Taylor-Crawford-Bibb-Twiggs-Wilkinson-Johnson-Emanuel-Muscogee- Chattahoochee-Marion-Schley-Macon-Peach-Houston-Bleckley-Laurens- Treutlen-Stewart-Webster-Sumter-Dooly-Crisp-Pulaski-Wilcox-Dodge- Telfair-Wheeler-Montgomery-Toombs- Including the cities of Atlanta, Lawrenceville, Athens, East Point, Decatur, Conyers, Covington, Newnan, Peachtree City, Griffin, Milledgeville, Macon, Swainsboro, Columbus, Warner Robins, Dublin, Lumpkin, Americus, Cordele, and Vidalia 809 PM EDT Fri Jul 30 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY... * WHAT...Heat index values up to 106 expected. * WHERE...Portions of central, east central, north central, southeast and west central Georgia. * WHEN...From 11 AM to 8 PM EDT Saturday. * 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. && $$ GAZ011>014-019>025-027-030>032-041>043-310115- /O.EXP.KFFC.HT.Y.0003.000000T0000Z-210731T0000Z/ Chattooga-Gordon-Pickens-Dawson-Floyd-Bartow-Cherokee-Forsyth- Hall-Banks-Jackson-Madison-Polk-Paulding-Cobb-Haralson-Carroll- Douglas- Including the cities of Calhoun, Rome, Cartersville, Gainesville, Marietta, Carrollton, and Douglasville 809 PM EDT Fri Jul 30 2021 ...HEAT ADVISORY HAS EXPIRED... $$
866 WWUS72 KFFC 310755 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 355 AM EDT Sat Jul 31 2021 GAZ033>039-044>062-066>076-078>086-089>098-102>113-311600- /O.CON.KFFC.HT.Y.0004.210731T1500Z-210801T0000Z/ North Fulton-Gwinnett-Barrow-Clarke-Oconee-Oglethorpe-Wilkes- South Fulton-DeKalb-Rockdale-Walton-Newton-Morgan-Greene- Taliaferro-Heard-Coweta-Fayette-Clayton-Spalding-Henry-Butts- Jasper-Putnam-Hancock-Warren-Troup-Meriwether-Pike-Upson-Lamar- Monroe-Jones-Baldwin-Washington-Glascock-Jefferson-Harris-Talbot- Taylor-Crawford-Bibb-Twiggs-Wilkinson-Johnson-Emanuel-Muscogee- Chattahoochee-Marion-Schley-Macon-Peach-Houston-Bleckley-Laurens- Treutlen-Stewart-Webster-Sumter-Dooly-Crisp-Pulaski-Wilcox-Dodge- Telfair-Wheeler-Montgomery-Toombs- Including the cities of Atlanta, Lawrenceville, Athens, East Point, Decatur, Conyers, Covington, Newnan, Peachtree City, Griffin, Milledgeville, Macon, Swainsboro, Columbus, Warner Robins, Dublin, Lumpkin, Americus, Cordele, and Vidalia 355 AM EDT Sat Jul 31 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 107 expected. * WHERE...Portions of central, east central, north central, northeast, southeast and west central Georgia. * WHEN...From 11 AM this morning 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. && $$
352 WWUS72 KFFC 311518 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 1118 AM EDT Sat Jul 31 2021 GAZ033>039-044>062-066>076-078>086-089>098-102>113-010000- /O.CON.KFFC.HT.Y.0004.000000T0000Z-210801T0000Z/ North Fulton-Gwinnett-Barrow-Clarke-Oconee-Oglethorpe-Wilkes- South Fulton-DeKalb-Rockdale-Walton-Newton-Morgan-Greene- Taliaferro-Heard-Coweta-Fayette-Clayton-Spalding-Henry-Butts- Jasper-Putnam-Hancock-Warren-Troup-Meriwether-Pike-Upson-Lamar- Monroe-Jones-Baldwin-Washington-Glascock-Jefferson-Harris-Talbot- Taylor-Crawford-Bibb-Twiggs-Wilkinson-Johnson-Emanuel-Muscogee- Chattahoochee-Marion-Schley-Macon-Peach-Houston-Bleckley-Laurens- Treutlen-Stewart-Webster-Sumter-Dooly-Crisp-Pulaski-Wilcox-Dodge- Telfair-Wheeler-Montgomery-Toombs- Including the cities of Atlanta, Lawrenceville, Athens, East Point, Decatur, Conyers, Covington, Newnan, Peachtree City, Griffin, Milledgeville, Macon, Swainsboro, Columbus, Warner Robins, Dublin, Lumpkin, Americus, Cordele, and Vidalia 1118 AM EDT Sat Jul 31 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 107 expected. * WHERE...Portions of central, east central, north central, northeast, southeast and west central Georgia. * WHEN...Until 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. && $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 4:32 PM EDT | Special Weather Statement | FFC | Catoosa, Murray, Whitfield | 28 min |
| Jul 30, 4:39 PM EDT | Severe Thunderstorm Warning | FFC | Murray, Whitfield | 36 min |
| Jul 30, 4:45 PM EDT | Special Weather Statement | FFC | Cherokee | 30 min |
| Jul 30, 5:15 PM EDT | Severe Thunderstorm Warning | FFC | Gilmer, Gordon, Murray | 30 min |
| Jul 30, 5:18 PM EDT | Special Weather Statement | FFC | Cherokee | 27 min |
| Jul 30, 6:10 PM EDT | Special Weather Statement | FFC | Dawson, Forsyth | 35 min |
| Jul 30, 6:20 PM EDT | Special Weather Statement | FFC | Bartow | 25 min |
| Jul 30, 6:49 PM EDT | Special Weather Statement | FFC | Bartow | 26 min |
| Jul 30, 7:02 PM EDT | Special Weather Statement | FFC | Cobb, Fulton | 28 min |
| Jul 30, 7:17 PM EDT | Special Weather Statement | FFC | Bartow, Paulding | 28 min |
| Jul 30, 7:40 PM EDT | Special Weather Statement | FFC | Dade | 35 min |
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.