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 Details for DeKalb Heat Advisory

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Heat Advisory HEAT ADVISORY - DeKalb

NWS Southeast Regional Radar WU South East Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 17-Aug-2026 1:30am - next update at 7:00pm  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 77.3°F, Max: 79.2°F, Min: 77.3°F 77.3°F
Colder 1.2°F than last hour.

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Feels like: 79°F

24-hr difference
-1.9°FColder 1.9°F than yesterday at this time.
  Today Yesterday
High: 79.2°F
12:00am 		99.7°F
4:01pm
Low: 77.3°F
1:27am 		76.2°F
7:22am
Calm NE
0
Gust:
 0 mph
0 Bft - Calm
Today: 0 mph 3:30pm
Gust Month: 12.8 mph August 11
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 3.86 in
Season Total: 26.89 in
8 rain days in August.
Monday

Monday: Sunny
Sunny
Humidity & Barometer Almanac Moon
Humidity: 85 % Increased 3.0% since last hour.
Dew Point: 72.4°F Decreased 0.2°F since last hour.
Barometer: 30.061 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 6:59am
Sunset: 8:21pm
Moonrise: 12:03pm
Moonset: 10:29pm
Waxing Crescent
Waxing Crescent, Moon at 4 days in cycle
22.96%
Illuminated
UV Index Forecast UV Index Forecast
17-Aug-2026
9.4     Very High 
18-Aug-2026
9.1     Very High 
 NWS Weather Forecast  - Outlook: Overnight & Monday
Overnight

Overnight: Mostly Clear
Mostly Clear

Lo 76 °F		 NWS forecast: Mostly clear, with a low around 76. West wind around 5 mph.
Davis VP+ forecast: Mostly clear and cooler.
 
Monday

Monday: Sunny
Sunny

Hi 98 °F		 NWS forecast: Sunny, with a high near 98. Heat index values as high as 105. West wind 5 to 10 mph.