Wind
5 mph
SW
Local Forecast
Current conditions, 5-day forecast, active weather alerts for Alpharetta, GA
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Hour-by-Hour Current Observation
Mostly Clear
Wind
5 mph
SW
UV Index
9
Very High
Humidity
66%
Dew 71°F
Sun
6:53 AM · 8:31 PM
Rise · Set
Source: MARIETTA MCCOLUM (KRYY). Slider scrubs the next 12 hours.
5-Day Outlook
Saturday
Chance of Scattered Thunderstorms
Overnight: Chance of Scattered Thunderstorms
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 97. South wind around 0 mph. Chance of precipitation is 30%.
Night
A chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 72. Northeast wind around 0 mph. Chance of precipitation is 30%.
Sunday
Chance of Scattered Thunderstorms
Overnight: Chance of Scattered Thunderstorms
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 98. Southwest wind around 0 mph. Chance of precipitation is 30%.
Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 72. West wind around 0 mph. Chance of precipitation is 30%.
Monday
Thunderstorms Likely
Overnight: Partly Cloudy
Monday
A chance of rain showers between 8am and 11am, then showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Tuesday
Chance of Scattered Thunderstorms
Overnight: Partly Cloudy
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Wednesday
Chance of Thunderstorms
Overnight: Chance of Scattered Thunderstorms
Wednesday
A chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 40%.
Alpharetta, GA Weather Analysis Tools
Regional Radar
Composite reflectivity with Lightning overlay.
Regional Observations
Regional & historic weather conditions near Alpharetta, GA.
Active Alerts
Per-location alert detail and NWS source feeds.
Storm Reports
Recent storm reports including wind, hail, and tornadoes.
Model Analysis
Interactive forecast model guidance.
Satellite Imagery
GOES-East and GOES-West, visible and infrared.