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)	2.39	2.11	2.11	2	1.89	1.89	1.89	1.89	2	2.39	2.81	2.69	2.69	2.81	2.69	2.69	2.5	2.11	1.81	1.5	1.31	1	0.81	0.69
Wind gust (m/s)	5.22	4.83	4.78	4.61	4.53	4.58	4.69	4.64	5.36	5.81	6.03	5.78	5.81	5.78	7.69	2.86	2.89	2.28	4.81	5.5	4.31	5	3.81	5.69
Wind direction (°)	W 278°	W 270°	W 269°	W 267°	W 265°	W 266°	W 268°	W 272°	WNW 289°	NW 307°	NW 318°	NW 314°	NW 307°	WNW 302°	WNW 300°	WNW 302°	WNW 303°	NW 304°	NW 304°	NW 312°	NW 317°	NW 322°	NNW 333°	NNW 343°

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 (%)	76	79	77	76	76	78	79	81	77	71	65	61	59	56	56	57	58	61	63	64	65	66	68	69

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)	769	769	770	770	770	770	770	771	771	772	772	772	772	772	772	772	772	772	773	773	773	773	773	773

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	1	2	2	2	2	2	2	2	2	2	0	0	0	0	0	0

Air quality & pollen

Air quality is available for the first three days only.

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Sun, Nov 15, 2026

Mon, Nov 16 →

Charleston 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 →