Heat index values reached 105-109 on August 11th, 2023 and peaked between 110 and 115 degrees in some locations near and west of the I-65 corridor in Alabama during the afternoon hours.

Excessive Heat in COLBERT, ALABAMA
From 11-AUG-23 12:45:00 to 11-AUG-23 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 91 to 95 degree range during the late morning hours into the early afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 76 to 82 degree range) to produce heat index values that peaked between 110 and 115 degrees across much of the county during the afternoon hours.

Heat in FRANKLIN, ALABAMA
From 11-AUG-23 11:00:00 to 11-AUG-23 16:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 94 degree range during the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 78 to 82 degree range) to produce heat index values of 105 degrees or above as early as noon. These heat index values continued until 5:30 PM before dropping below 105 degrees in most locations.

Heat in COLBERT, ALABAMA
From 11-AUG-23 11:00:00 to 11-AUG-23 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 96 degree range during the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 78 to 82 degree range) to produce heat index values of 105 degrees or above as early as noon. These heat index values continued until around 5 PM before dropping below 105 degrees in most locations.

Heat in CULLMAN, ALABAMA
From 11-AUG-23 11:30:00 to 11-AUG-23 16:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 94 degree range during the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 78 to 82 degree range) to produce heat index values of 105 degrees or above just after noon. These heat index values continued through 5:30 PM before dropping below 105 degrees in most locations.

Excessive Heat in LAWRENCE, ALABAMA
From 11-AUG-23 12:15:00 to 11-AUG-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 91 to 96 degree range during the late morning hours into the early afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 76 to 82 degree range) to produce heat index values that peaked between 110 and 115 degrees across much of the county during the afternoon hours.

Heat in LIMESTONE, ALABAMA
From 11-AUG-23 12:00:00 to 11-AUG-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 92 degree range during the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 75 to 81 degree range) to produce heat index values of 105 degrees or above as early as noon. These heat index values continued until around 6 PM before dropping below 105 degrees in most locations.

Excessive Heat in LIMESTONE, ALABAMA
From 11-AUG-23 13:00:00 to 11-AUG-23 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 89 to 93 degree range during the late morning hours into the early afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 76 to 81 degree range) to produce heat index values that peaked between 110 and 112 degrees across much of the county during the afternoon hours.

Heat in MADISON, ALABAMA
From 11-AUG-23 12:00:00 to 11-AUG-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 94 degree range during the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 75 to 80 degree range) to produce heat index values of 105 degrees or above as early as noon. These heat index values continued until around 6 PM before dropping below 105 degrees in most locations.

Heat in JACKSON, ALABAMA
From 11-AUG-23 11:00:00 to 11-AUG-23 17:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that temperatures climbed into the 88 to 94 degree range during the late morning into the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 77 to 81 degree range) to produce heat index values of 105 degrees or above. These heat index values continued until around 6:30 PM before dropping below 105 degrees in most locations.

Excessive Heat in FRANKLIN, ALABAMA
From 11-AUG-23 10:20:00 to 11-AUG-23 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 95 degree range during the late morning hours into the early afternoon hours. This combined with very moist boundary layer conditions (surface dewpoints in the 76 to 82 degree range) to produce heat index values that peaked between 110 and 115 degrees across much of the county during the afternoon hours.

Heat in MORGAN, ALABAMA
From 11-AUG-23 11:00:00 to 14-AUG-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 94 degree range during the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 78 to 82 degree range) to produce heat index values of 105 degrees or above as early as noon. These heat index values continued until around 7 PM before dropping below 105 degrees in most locations.

Excessive Heat in MORGAN, ALABAMA
From 11-AUG-23 11:40:00 to 11-AUG-23 15:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 91 to 95 degree range during the late morning hours into the early afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 77 to 81 degree range) to produce heat index values that peaked between 113 and 115 degrees across much of the county during the afternoon hours.

Heat in MARSHALL, ALABAMA
From 11-AUG-23 12:50:00 to 11-AUG-23 17:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that temperatures climbed into the 88 to 93 degree range during the late morning into the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 75 to 80 degree range) to produce heat index values of 105 degrees or above. These heat index values continued until around 6:30 PM before dropping below 105 degrees in most locations.

Heat in LAUDERDALE, ALABAMA
From 11-AUG-23 11:00:00 to 11-AUG-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 94 degree range during the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 78 to 82 degree range) to produce heat index values of 105 degrees or above as early as noon. These heat index values continued until around 6 PM before dropping below 105 degrees in most locations.

Heat in LAWRENCE, ALABAMA
From 11-AUG-23 11:00:00 to 11-AUG-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Through mesonet and official NWS observations, it was determined that, temperatures climbed into the 88 to 96 degree range during the afternoon hours.  This combined with very moist boundary layer conditions (surface dewpoints in the 78 to 82 degree range) to produce heat index values of 105 degrees or above as early as noon. These heat index values continued until around 7 PM before dropping below 105 degrees in most locations.