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

Hazardous Weather Conditions

Current conditions at

Marietta / Dobbins Air Force Base (KMGE)

Lat: 33.92°NLon: 84.52°WElev: 1070ft.

Mostly Cloudy

84°F

29°C

Humidity 72%
Wind Speed Calm
Barometer 30.04 in (1016.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 30 Jul 12:55 pm EDT
Extended Forecast for

Smyrna GA

Heat Advisory July 30, 01:11pm until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 30, 01:11pm until July 30, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm.

    Low: 74 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 98. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. West wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Mostly sunny, with a high near 93. West wind around 5 mph. Chance of precipitation is 70%.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 92. Heat index values as high as 97. Southeast wind around 5 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm.
Thursday
Showers and thunderstorms likely, mainly after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 98. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. West wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Mostly sunny, with a high near 93. West wind around 5 mph. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Sunday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smyrna GA
 33.88°N 84.53°W (Elev. 1010 ft)
Last Update:
6:33 am EDT Jul 30, 2025
Forecast Valid:
1pm EDT Jul 30, 2025-6pm EDT Aug 5, 2025
 
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