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

76°F

24°C

Humidity 45%
Wind Speed SW 10 mph
Barometer 29.95 in (1012.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Apr 7:53 pm EDT
Extended Forecast for

Alpharetta GA

Red Flag Warning April 19, 12:00pm until April 19, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 1am. Increasing clouds, with a low around 48. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 7am. Partly sunny, with a high near 68. North wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 68 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 44. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 74. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 47. Northwest wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers, mainly after 1am. Increasing clouds, with a low around 48. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Sunday
A 30 percent chance of showers, mainly before 7am. Partly sunny, with a high near 68. North wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 44. North wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 74. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Clear, with a low around 47. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alpharetta GA
 34.09°N 84.29°W (Elev. 1099 ft)
Last Update:
8:21 pm EDT Apr 18, 2026
Forecast Valid:
8pm EDT Apr 18, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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