Hourly Weather Forecast for Brookhaven, Georgia

Hourly Weather | Today › Wednesday, March 18, 2026

Active Weather Warnings

Freeze Warning

Brookhaven, Georgia

10 AM

39°

Feels Like 48°

Humidity: 41%

UV Index: 3

Wind: 4 mph

11 AM

43°

Feels Like 54°

Humidity: 34%

UV Index: 4

Wind: 4 mph

12 PM

46°

Feels Like 59°

Humidity: 30%

UV Index: 6

Wind: 4 mph

1 PM

50°

Feels Like 64°

Humidity: 27%

UV Index: 6

Wind: 2 mph

2 PM

52°

Feels Like 66°

Humidity: 26%

UV Index: 6

Wind: 1 mph

3 PM

54°

Feels Like 64°

Humidity: 25%

UV Index: 4

Wind: 2 mph

4 PM

54°

Feels Like 61°

Humidity: 25%

UV Index: 3

Wind: 4 mph

5 PM

54°

Feels Like 57°

Humidity: 26%

UV Index: 2

Wind: 6 mph

6 PM

55°

Feels Like 55°

Humidity: 27%

UV Index: 1

Wind: 6 mph

7 PM

54°

Feels Like 52°

Humidity: 32%

UV Index: 0

Wind: 6 mph

8 PM

52°

Feels Like 50°

Humidity: 38%

UV Index: 0

Wind: 6 mph

9 PM

48°

Feels Like 46°

Humidity: 43%

UV Index: 0

Wind: 4 mph

10 PM

45°

Feels Like 45°

Humidity: 48%

UV Index: 0

Wind: 4 mph

11 PM

43°

Feels Like 41°

Humidity: 53%

UV Index: 0

Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

10 AM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 6.02 µg/m³
PM₁₀: 9.17 µg/m³
O₃: 0.044 ppm
NO₂: 3.9 ppb
SO₂: 1.3 ppb
CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.84 µg/m³
PM₁₀: 8.85 µg/m³
O₃: 0.045 ppm
NO₂: 3.6 ppb
SO₂: 1.3 ppb
CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM

50 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 4.01 µg/m³
PM₁₀: 5.87 µg/m³
O₃: 0.054 ppm
NO₂: 2 ppb
SO₂: 1.2 ppb
CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM

61 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.47 µg/m³
PM₁₀: 4.94 µg/m³
O₃: 0.057 ppm
NO₂: 1.4 ppb
SO₂: 1.1 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM

66 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.71 µg/m³
PM₁₀: 5.15 µg/m³
O₃: 0.059 ppm
NO₂: 1.1 ppb
SO₂: 1 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM

75 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.7 µg/m³
PM₁₀: 5.08 µg/m³
O₃: 0.062 ppm
NO₂: 0.9 ppb
SO₂: 0.9 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM

78 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.18 µg/m³
PM₁₀: 4.47 µg/m³
O₃: 0.063 ppm
NO₂: 0.8 ppb
SO₂: 0.8 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM

78 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.12 µg/m³
PM₁₀: 4.43 µg/m³
O₃: 0.063 ppm
NO₂: 0.8 ppb
SO₂: 0.7 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM

63 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.3 µg/m³
PM₁₀: 5.23 µg/m³
O₃: 0.058 ppm
NO₂: 1.5 ppb
SO₂: 0.7 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 PM

46 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.56 µg/m³
PM₁₀: 6.48 µg/m³
O₃: 0.050 ppm
NO₂: 2.8 ppb
SO₂: 0.5 ppb
CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM

40 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.83 µg/m³
PM₁₀: 7.44 µg/m³
O₃: 0.043 ppm
NO₂: 4.4 ppb
SO₂: 0.4 ppb
CO: 0.16 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM

36 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 4.06 µg/m³
PM₁₀: 8.07 µg/m³
O₃: 0.039 ppm
NO₂: 5.1 ppb
SO₂: 0.4 ppb
CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM

33 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 4.26 µg/m³
PM₁₀: 8.6 µg/m³
O₃: 0.036 ppm
NO₂: 5.2 ppb
SO₂: 0.3 ppb
CO: 0.18 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM

31 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 4.44 µg/m³
PM₁₀: 9.07 µg/m³
O₃: 0.034 ppm
NO₂: 5.1 ppb
SO₂: 0.2 ppb
CO: 0.18 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Brookhaven

Moderate Expected Likely

Freeze Warning

Freeze Warning issued March 17 at 8:57PM EDT until March 18 at 10:00AM EDT by NWS Peachtree City GA

Mar 17, 11:00 PM → Mar 18, 10:00 AM

WHAT: Sub-freezing temperatures as low as 22 expected.

WHERE: Portions of central, east central, north central,
northeast, northwest, southeast, and west central Georgia.

WHEN: Until 10 AM EDT Wednesday.

IMPACTS: Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.

+ Read More

Take steps now to protect tender plants from the cold. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.

Updated: Mar 18, 8:00 AM Source: NWS Alert

Hourly Air Quality Forecast - AQI (US EPA)

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Weather Alerts and Warnings for Brookhaven

Freeze Warning

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