8 advisories in effect for 8 regions in the area

• Bradford

  Heat Advisory

  URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 1244 PM EDT Tue Aug 11 2026 Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Inland Flagler-Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-Eastern Alachua-Eastern Putnam-Coastal Flagler-Eastern Marion-Western Hamilton-Trout River-Western Clay-Northeast Coastal St. Johns-Western Alachua-Western Putnam-Central Marion- Northern Columbia-South Central Duval-Southeast Coastal St. Johns- Western Marion-Southeastern Columbia-Western Duval-Northern Inland St. Johns-Southwestern Columbia-Southern Inland St. Johns- Western St. Johns-Inland Glynn-Coastal Glynn-Inland Camden- Coastal Camden- Including the cities of Doctors Inlet, Green Cove Springs, Columbia, St. Simons, San Marco, Jasper, McAlpin, Orange Park, Amelia City, Newnans Lake, Fruit Cove, Macclenny, Espanola, Arlington, Saint Augustine Beach, Bellair, Butler Beach, Ratliff, Bostwick, Anastasia, West Lake, Dock Junction, Jacksonville, Middleburg, Carraway, Starke, Gainesville Airport, Anthony, Jennings, Switzerland, Glynn Haven, Bryceville, Weirsdale, Bakersville, Colesburg, Winfield, Durbin, Bunnell, Palm Valley, Blue Springs, Ocala, Ortega, Lake City, Oceanway, Lynne, Kings Ferry, Dungeness, Lulu, Kingsland, Ocala Airport, Hilliard, Tallyrand, Live Oak, Dover Bluff, Oleno State Park, Woodbine, Olustee, Houston, Jekyll Island, White Springs, Newberry, Andalusia, Normandy, Suwannee Springs, Tarboro, Lakeside, Saint Augustine South, Saint Augustine, Riverside, Waverly, New River, Gainesville, Suwannee Valley, Lake Butler, Newburn, Burbank, Picolata, Palm Coast, Trenton, Suwannee River Station, Watertown, Dupont Center, Yulee, Country Club Estate, Belmont, Saint Augustine Shore, Ponte Vedra Beach, High Springs, Palatka, Archer, Sea Island, Thalmann, Fernandina Beach, and Moss Bluff 1244 PM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from noon to 7 PM EDT Wednesday. * 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.

• Baker

  Heat Advisory

  URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 1244 PM EDT Tue Aug 11 2026 Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Inland Flagler-Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-Eastern Alachua-Eastern Putnam-Coastal Flagler-Eastern Marion-Western Hamilton-Trout River-Western Clay-Northeast Coastal St. Johns-Western Alachua-Western Putnam-Central Marion- Northern Columbia-South Central Duval-Southeast Coastal St. Johns- Western Marion-Southeastern Columbia-Western Duval-Northern Inland St. Johns-Southwestern Columbia-Southern Inland St. Johns- Western St. Johns-Inland Glynn-Coastal Glynn-Inland Camden- Coastal Camden- Including the cities of Doctors Inlet, Green Cove Springs, Columbia, St. Simons, San Marco, Jasper, McAlpin, Orange Park, Amelia City, Newnans Lake, Fruit Cove, Macclenny, Espanola, Arlington, Saint Augustine Beach, Bellair, Butler Beach, Ratliff, Bostwick, Anastasia, West Lake, Dock Junction, Jacksonville, Middleburg, Carraway, Starke, Gainesville Airport, Anthony, Jennings, Switzerland, Glynn Haven, Bryceville, Weirsdale, Bakersville, Colesburg, Winfield, Durbin, Bunnell, Palm Valley, Blue Springs, Ocala, Ortega, Lake City, Oceanway, Lynne, Kings Ferry, Dungeness, Lulu, Kingsland, Ocala Airport, Hilliard, Tallyrand, Live Oak, Dover Bluff, Oleno State Park, Woodbine, Olustee, Houston, Jekyll Island, White Springs, Newberry, Andalusia, Normandy, Suwannee Springs, Tarboro, Lakeside, Saint Augustine South, Saint Augustine, Riverside, Waverly, New River, Gainesville, Suwannee Valley, Lake Butler, Newburn, Burbank, Picolata, Palm Coast, Trenton, Suwannee River Station, Watertown, Dupont Center, Yulee, Country Club Estate, Belmont, Saint Augustine Shore, Ponte Vedra Beach, High Springs, Palatka, Archer, Sea Island, Thalmann, Fernandina Beach, and Moss Bluff 1244 PM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from noon to 7 PM EDT Wednesday. * 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.

• Alachua, Eastern, Western

  Heat Advisory

  URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 1244 PM EDT Tue Aug 11 2026 Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Inland Flagler-Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-Eastern Alachua-Eastern Putnam-Coastal Flagler-Eastern Marion-Western Hamilton-Trout River-Western Clay-Northeast Coastal St. Johns-Western Alachua-Western Putnam-Central Marion- Northern Columbia-South Central Duval-Southeast Coastal St. Johns- Western Marion-Southeastern Columbia-Western Duval-Northern Inland St. Johns-Southwestern Columbia-Southern Inland St. Johns- Western St. Johns-Inland Glynn-Coastal Glynn-Inland Camden- Coastal Camden- Including the cities of Doctors Inlet, Green Cove Springs, Columbia, St. Simons, San Marco, Jasper, McAlpin, Orange Park, Amelia City, Newnans Lake, Fruit Cove, Macclenny, Espanola, Arlington, Saint Augustine Beach, Bellair, Butler Beach, Ratliff, Bostwick, Anastasia, West Lake, Dock Junction, Jacksonville, Middleburg, Carraway, Starke, Gainesville Airport, Anthony, Jennings, Switzerland, Glynn Haven, Bryceville, Weirsdale, Bakersville, Colesburg, Winfield, Durbin, Bunnell, Palm Valley, Blue Springs, Ocala, Ortega, Lake City, Oceanway, Lynne, Kings Ferry, Dungeness, Lulu, Kingsland, Ocala Airport, Hilliard, Tallyrand, Live Oak, Dover Bluff, Oleno State Park, Woodbine, Olustee, Houston, Jekyll Island, White Springs, Newberry, Andalusia, Normandy, Suwannee Springs, Tarboro, Lakeside, Saint Augustine South, Saint Augustine, Riverside, Waverly, New River, Gainesville, Suwannee Valley, Lake Butler, Newburn, Burbank, Picolata, Palm Coast, Trenton, Suwannee River Station, Watertown, Dupont Center, Yulee, Country Club Estate, Belmont, Saint Augustine Shore, Ponte Vedra Beach, High Springs, Palatka, Archer, Sea Island, Thalmann, Fernandina Beach, and Moss Bluff 1244 PM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from noon to 7 PM EDT Wednesday. * 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.

• Glynn, Coastal, Inland

  Heat Advisory

  URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 1244 PM EDT Tue Aug 11 2026 Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Inland Flagler-Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-Eastern Alachua-Eastern Putnam-Coastal Flagler-Eastern Marion-Western Hamilton-Trout River-Western Clay-Northeast Coastal St. Johns-Western Alachua-Western Putnam-Central Marion- Northern Columbia-South Central Duval-Southeast Coastal St. Johns- Western Marion-Southeastern Columbia-Western Duval-Northern Inland St. Johns-Southwestern Columbia-Southern Inland St. Johns- Western St. Johns-Inland Glynn-Coastal Glynn-Inland Camden- Coastal Camden- Including the cities of Doctors Inlet, Green Cove Springs, Columbia, St. Simons, San Marco, Jasper, McAlpin, Orange Park, Amelia City, Newnans Lake, Fruit Cove, Macclenny, Espanola, Arlington, Saint Augustine Beach, Bellair, Butler Beach, Ratliff, Bostwick, Anastasia, West Lake, Dock Junction, Jacksonville, Middleburg, Carraway, Starke, Gainesville Airport, Anthony, Jennings, Switzerland, Glynn Haven, Bryceville, Weirsdale, Bakersville, Colesburg, Winfield, Durbin, Bunnell, Palm Valley, Blue Springs, Ocala, Ortega, Lake City, Oceanway, Lynne, Kings Ferry, Dungeness, Lulu, Kingsland, Ocala Airport, Hilliard, Tallyrand, Live Oak, Dover Bluff, Oleno State Park, Woodbine, Olustee, Houston, Jekyll Island, White Springs, Newberry, Andalusia, Normandy, Suwannee Springs, Tarboro, Lakeside, Saint Augustine South, Saint Augustine, Riverside, Waverly, New River, Gainesville, Suwannee Valley, Lake Butler, Newburn, Burbank, Picolata, Palm Coast, Trenton, Suwannee River Station, Watertown, Dupont Center, Yulee, Country Club Estate, Belmont, Saint Augustine Shore, Ponte Vedra Beach, High Springs, Palatka, Archer, Sea Island, Thalmann, Fernandina Beach, and Moss Bluff 1244 PM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from noon to 7 PM EDT Wednesday. * 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.

• Duval, Coastal, Inland

  Heat Advisory

  URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 1244 PM EDT Tue Aug 11 2026 Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Inland Flagler-Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-Eastern Alachua-Eastern Putnam-Coastal Flagler-Eastern Marion-Western Hamilton-Trout River-Western Clay-Northeast Coastal St. Johns-Western Alachua-Western Putnam-Central Marion- Northern Columbia-South Central Duval-Southeast Coastal St. Johns- Western Marion-Southeastern Columbia-Western Duval-Northern Inland St. Johns-Southwestern Columbia-Southern Inland St. Johns- Western St. Johns-Inland Glynn-Coastal Glynn-Inland Camden- Coastal Camden- Including the cities of Doctors Inlet, Green Cove Springs, Columbia, St. Simons, San Marco, Jasper, McAlpin, Orange Park, Amelia City, Newnans Lake, Fruit Cove, Macclenny, Espanola, Arlington, Saint Augustine Beach, Bellair, Butler Beach, Ratliff, Bostwick, Anastasia, West Lake, Dock Junction, Jacksonville, Middleburg, Carraway, Starke, Gainesville Airport, Anthony, Jennings, Switzerland, Glynn Haven, Bryceville, Weirsdale, Bakersville, Colesburg, Winfield, Durbin, Bunnell, Palm Valley, Blue Springs, Ocala, Ortega, Lake City, Oceanway, Lynne, Kings Ferry, Dungeness, Lulu, Kingsland, Ocala Airport, Hilliard, Tallyrand, Live Oak, Dover Bluff, Oleno State Park, Woodbine, Olustee, Houston, Jekyll Island, White Springs, Newberry, Andalusia, Normandy, Suwannee Springs, Tarboro, Lakeside, Saint Augustine South, Saint Augustine, Riverside, Waverly, New River, Gainesville, Suwannee Valley, Lake Butler, Newburn, Burbank, Picolata, Palm Coast, Trenton, Suwannee River Station, Watertown, Dupont Center, Yulee, Country Club Estate, Belmont, Saint Augustine Shore, Ponte Vedra Beach, High Springs, Palatka, Archer, Sea Island, Thalmann, Fernandina Beach, and Moss Bluff 1244 PM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from noon to 7 PM EDT Wednesday. * 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.

• Camden, Coastal, Inland

  Heat Advisory

  URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 1244 PM EDT Tue Aug 11 2026 Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Inland Flagler-Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-Eastern Alachua-Eastern Putnam-Coastal Flagler-Eastern Marion-Western Hamilton-Trout River-Western Clay-Northeast Coastal St. Johns-Western Alachua-Western Putnam-Central Marion- Northern Columbia-South Central Duval-Southeast Coastal St. Johns- Western Marion-Southeastern Columbia-Western Duval-Northern Inland St. Johns-Southwestern Columbia-Southern Inland St. Johns- Western St. Johns-Inland Glynn-Coastal Glynn-Inland Camden- Coastal Camden- Including the cities of Doctors Inlet, Green Cove Springs, Columbia, St. Simons, San Marco, Jasper, McAlpin, Orange Park, Amelia City, Newnans Lake, Fruit Cove, Macclenny, Espanola, Arlington, Saint Augustine Beach, Bellair, Butler Beach, Ratliff, Bostwick, Anastasia, West Lake, Dock Junction, Jacksonville, Middleburg, Carraway, Starke, Gainesville Airport, Anthony, Jennings, Switzerland, Glynn Haven, Bryceville, Weirsdale, Bakersville, Colesburg, Winfield, Durbin, Bunnell, Palm Valley, Blue Springs, Ocala, Ortega, Lake City, Oceanway, Lynne, Kings Ferry, Dungeness, Lulu, Kingsland, Ocala Airport, Hilliard, Tallyrand, Live Oak, Dover Bluff, Oleno State Park, Woodbine, Olustee, Houston, Jekyll Island, White Springs, Newberry, Andalusia, Normandy, Suwannee Springs, Tarboro, Lakeside, Saint Augustine South, Saint Augustine, Riverside, Waverly, New River, Gainesville, Suwannee Valley, Lake Butler, Newburn, Burbank, Picolata, Palm Coast, Trenton, Suwannee River Station, Watertown, Dupont Center, Yulee, Country Club Estate, Belmont, Saint Augustine Shore, Ponte Vedra Beach, High Springs, Palatka, Archer, Sea Island, Thalmann, Fernandina Beach, and Moss Bluff 1244 PM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from noon to 7 PM EDT Wednesday. * 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.

• Nassau, Coastal, Inland

  Heat Advisory

  URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 1244 PM EDT Tue Aug 11 2026 Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Inland Flagler-Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-Eastern Alachua-Eastern Putnam-Coastal Flagler-Eastern Marion-Western Hamilton-Trout River-Western Clay-Northeast Coastal St. Johns-Western Alachua-Western Putnam-Central Marion- Northern Columbia-South Central Duval-Southeast Coastal St. Johns- Western Marion-Southeastern Columbia-Western Duval-Northern Inland St. Johns-Southwestern Columbia-Southern Inland St. Johns- Western St. Johns-Inland Glynn-Coastal Glynn-Inland Camden- Coastal Camden- Including the cities of Doctors Inlet, Green Cove Springs, Columbia, St. Simons, San Marco, Jasper, McAlpin, Orange Park, Amelia City, Newnans Lake, Fruit Cove, Macclenny, Espanola, Arlington, Saint Augustine Beach, Bellair, Butler Beach, Ratliff, Bostwick, Anastasia, West Lake, Dock Junction, Jacksonville, Middleburg, Carraway, Starke, Gainesville Airport, Anthony, Jennings, Switzerland, Glynn Haven, Bryceville, Weirsdale, Bakersville, Colesburg, Winfield, Durbin, Bunnell, Palm Valley, Blue Springs, Ocala, Ortega, Lake City, Oceanway, Lynne, Kings Ferry, Dungeness, Lulu, Kingsland, Ocala Airport, Hilliard, Tallyrand, Live Oak, Dover Bluff, Oleno State Park, Woodbine, Olustee, Houston, Jekyll Island, White Springs, Newberry, Andalusia, Normandy, Suwannee Springs, Tarboro, Lakeside, Saint Augustine South, Saint Augustine, Riverside, Waverly, New River, Gainesville, Suwannee Valley, Lake Butler, Newburn, Burbank, Picolata, Palm Coast, Trenton, Suwannee River Station, Watertown, Dupont Center, Yulee, Country Club Estate, Belmont, Saint Augustine Shore, Ponte Vedra Beach, High Springs, Palatka, Archer, Sea Island, Thalmann, Fernandina Beach, and Moss Bluff 1244 PM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from noon to 7 PM EDT Wednesday. * 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.

• Union

  Heat Advisory

  URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 1244 PM EDT Tue Aug 11 2026 Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Inland Flagler-Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-Eastern Alachua-Eastern Putnam-Coastal Flagler-Eastern Marion-Western Hamilton-Trout River-Western Clay-Northeast Coastal St. Johns-Western Alachua-Western Putnam-Central Marion- Northern Columbia-South Central Duval-Southeast Coastal St. Johns- Western Marion-Southeastern Columbia-Western Duval-Northern Inland St. Johns-Southwestern Columbia-Southern Inland St. Johns- Western St. Johns-Inland Glynn-Coastal Glynn-Inland Camden- Coastal Camden- Including the cities of Doctors Inlet, Green Cove Springs, Columbia, St. Simons, San Marco, Jasper, McAlpin, Orange Park, Amelia City, Newnans Lake, Fruit Cove, Macclenny, Espanola, Arlington, Saint Augustine Beach, Bellair, Butler Beach, Ratliff, Bostwick, Anastasia, West Lake, Dock Junction, Jacksonville, Middleburg, Carraway, Starke, Gainesville Airport, Anthony, Jennings, Switzerland, Glynn Haven, Bryceville, Weirsdale, Bakersville, Colesburg, Winfield, Durbin, Bunnell, Palm Valley, Blue Springs, Ocala, Ortega, Lake City, Oceanway, Lynne, Kings Ferry, Dungeness, Lulu, Kingsland, Ocala Airport, Hilliard, Tallyrand, Live Oak, Dover Bluff, Oleno State Park, Woodbine, Olustee, Houston, Jekyll Island, White Springs, Newberry, Andalusia, Normandy, Suwannee Springs, Tarboro, Lakeside, Saint Augustine South, Saint Augustine, Riverside, Waverly, New River, Gainesville, Suwannee Valley, Lake Butler, Newburn, Burbank, Picolata, Palm Coast, Trenton, Suwannee River Station, Watertown, Dupont Center, Yulee, Country Club Estate, Belmont, Saint Augustine Shore, Ponte Vedra Beach, High Springs, Palatka, Archer, Sea Island, Thalmann, Fernandina Beach, and Moss Bluff 1244 PM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from noon to 7 PM EDT Wednesday. * 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.