National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Atlanta, De Kalb-Peachtree Airport (KPDK)

Lat: 33.88°NLon: 84.3°WElev: 1001ft.

Fair

85°F

29°C

Humidity 59%
Wind Speed Calm
Barometer 30.05 in (1015.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 16 Aug 8:53 pm EDT
Extended Forecast for

Alpharetta GA

Heat Advisory August 16, 09:26pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 16, 09:26pm until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Tonight

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96. Heat index values as high as 105. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 75. Northwest wind around 5 mph.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 103. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Northwest wind around 5 mph becoming calm after midnight.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 74. Calm wind becoming west around 5 mph.
Monday
Sunny, with a high near 96. Heat index values as high as 105. West wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 75. Northwest wind around 5 mph.
Tuesday
Sunny, with a high near 94. Heat index values as high as 103. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 73. Northwest wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Mostly sunny and hot, with a high near 97.
Thursday Night
Partly cloudy, with a low around 73.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alpharetta GA
 34.06°N 84.27°W (Elev. 1001 ft)
Last Update:
2:27 pm EDT Aug 16, 2026
Forecast Valid:
9pm EDT Aug 16, 2026-6pm EDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation