Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	1.5	1.69	1.69	1.69	1.81	1.31	1.19	1.11	0.89	0.69	1.39	1.39	2.69	3.39	3.69	4	3.5	3	2.89	2	2.61	2.31	1.89	1.61
Wind gust (m/s)	3.33	3.72	3.61	3.72	4	3.39	2.03	2.03	1.53	0.92	1.64	1.53	7.69	7.39	8.69	8	3.81	3.61	3.19	2.53	4.92	4.92	4.39	4
Wind direction (°)	S 189°	SSW 198°	SW 215°	SW 221°	SW 214°	WSW 241°	W 263°	W 262°	WNW 285°	WSW 249°	SW 225°	SW 218°	WSW 243°	SW 232°	SW 216°	SSW 209°	SSW 198°	S 179°	S 172°	S 175°	SSW 196°	SW 218°	SSW 209°	SSW 195°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	59	62	62	62	64	69	75	78	76	69	60	51	48	43	41	42	43	43	43	45	53	57	58	61

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	761	761	761	761	761	761	761	762	762	762	762	762	762	762	761	761	761	760	760	760	760	760	761	761

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0	0.2	0.9	2.4	4.6	6.8	7.8	8	6.7	3	0.8	0.5	0.2	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	7.8	7.5	7	6.7	6.4	6.1	6.2	6.8	7.7	7.5	6.3	5.5	5.1	4.9	4.6	4.1	4.3	4.8	3.6	4.3	5.6	5.9	6	6.3
PM10 (µg/m³)	8.4	8.1	7.5	7.1	6.8	6.5	6.5	7.2	8.1	8	6.8	6	5.5	5.4	5.1	4.6	4.8	5.5	4.1	4.8	6.1	6.3	6.3	6.7
Ozone (O₃) (µg/m³)	43	41	40	40	42	43	42	40	44	58	78	94	104	111	113	109	102	93	85	76	67	59	51	45
NO₂ (µg/m³)	12.4	11.7	10.9	9.7	8.4	7.8	8.8	10.5	11.1	9.3	6.2	3.8	2.7	2.1	1.9	1.7	1.7	2.5	4.8	7.8	10.2	11.3	11.7	11.8
SO₂ (µg/m³)	0.8	0.7	0.7	0.7	0.7	0.8	0.9	1	1.1	1.1	1	0.9	0.8	0.7	0.6	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5
CO (µg/m³)	219	212	202	188	171	161	163	172	175	166	152	141	136	134	131	123	115	117	141	175	198	199	189	180

← Thu, Sep 10

Fri, Sep 11, 2026

Sat, Sep 12 →

Atlanta on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →