Weather Alert
Grant Park Weather Warning NWS WEATHER ALERT FOR THE GRANT PARK, GA AREA - Issued: 943 PM EDT Thu Aug 20 2026 Grant Park Weather Warning

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Grant Park, GA Weather - Hour by Hour Forecast

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Grant Park, GA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Mostly Cloudy. Temperature is 83°F28°C, dew point 73°F23°C, humidity 72%. Wind direction is SSW at 5 mph8 km/h with visibility of 10 mi16 km. Barometric pressure is 30.01 in1016 mb.
Rest of Tonight - Mostly cloudy. A chance of showers and thunderstorms late this evening, then a slight chance of showers and thunderstorms. Lows in.. Full Forecast
Friday - Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the after.. Full Forecast

Grant Park Hourly Weather

24 Hour Forecast Scroll
Fri, Aug 21
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Midnight
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Grant Park, GA Hourly Weather - Cloudy - 2:00 AM Grant Park, GA Hourly Weather - Cloudy - 3:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 4:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 5:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 6:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 7:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 8:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 9:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 10:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 11:00 AM Grant Park, GA Hourly Weather - Mostly Cloudy - 12:00 PM Grant Park, GA Hourly Weather - Mostly Cloudy - 1:00 PM Grant Park, GA Hourly Weather - Mostly Cloudy - 2:00 PM Grant Park, GA Hourly Weather - Mostly Cloudy - 3:00 PM Grant Park, GA Hourly Weather - Partly Cloudy - 4:00 PM Grant Park, GA Hourly Weather - Partly Cloudy - 5:00 PM Grant Park, GA Hourly Weather - Partly Cloudy - 6:00 PM Grant Park, GA Hourly Weather - Partly Cloudy - 7:00 PM Grant Park, GA Hourly Weather - Partly Cloudy - 8:00 PM Grant Park, GA Hourly Weather - Partly Cloudy - 9:00 PM Grant Park, GA Hourly Weather - Mostly Clear - 10:00 PM Grant Park, GA Hourly Weather - Mostly Clear - 11:00 PM Grant Park, GA Hourly Weather - Mostly Clear - 12:00 AM Grant Park, GA Hourly Weather - Clear - 1:00 AM
Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear Mostly Clear Clear
83°F28°C 82°F28°C 81°F27°C 80°F27°C 80°F27°C 79°F26°C 79°F26°C 81°F27°C 82°F28°C 84°F29°C 86°F30°C 88°F31°C 90°F32°C 91°F33°C 91°F33°C 92°F33°C 90°F32°C 89°F32°C 87°F31°C 85°F29°C 83°F28°C 81°F27°C 80°F27°C 78°F26°C
Rain Rain Rain Rain Rain Rain Rain - - - - - - - - - - - - - - - - -
36% 36% 36% 36% 36% 36% 36% 6% 6% 6% 6% 6% 6% 9% 9% 9% 9% 9% 9% 4% 4% 4% 4% 4%
72°F22°C 72°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 70°F21°C 70°F21°C 70°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 68°F20°C
70% 72% 72% 74% 74% 77% 77% 72% 69% 65% 61% 55% 52% 50% 49% 47% 50% 52% 55% 59% 63% 67% 69% 71%
NW NW NNW N N N N NNW NW W SSW SSW SSW SSW W W WNW WNW NW NW NW NW NW NW
7 mph 7 mph 6 mph 6 mph 6 mph 3 mph 3 mph 3 mph 4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 4 mph 4 mph 4 mph 3 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (EDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KATL model statistics.

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Prob Precip % = Probability of Precipitation.

Grant Park 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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