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)	2.61	3.19	2.81	2.61	2.69	2.69	2.5	2.19	2.5	2.39	3.11	3.19	2.31	3.19	3.31	2.31	2.31	1.5	1.11	1.31	0.89	1.11	1.39	1.5
Wind gust (m/s)	6.06	9.5	9.03	5.86	7.5	7.33	5.78	6.19	7.42	5.39	5.22	5.03	5.14	4.81	5.03	5.11	4.42	1.61	1.42	1.33	1	5.11	1.39	1.5
Wind direction (°)	WSW 238°	WSW 240°	WSW 250°	WSW 249°	SW 236°	WSW 243°	WSW 248°	WSW 243°	WSW 239°	WSW 254°	WSW 251°	WSW 246°	WSW 255°	WSW 243°	WSW 238°	WSW 244°	WSW 238°	WSW 241°	SW 234°	W 259°	SW 228°	SW 224°	S 188°	S 189°

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 (%)	72	51	54	76	58	61	80	64	61	72	54	52	57	45	42	50	43	48	66	54	57	73	60	62

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)	764	764	764	764	764	764	764	764	764	765	764	763	764	761	761	762	761	761	762	761	761	762	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	4	4	4	5	5	5	6	6	6	6	0	0	0	0	0	0	0

Air quality & pollen

Air quality is available for the first three days only.

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Tue, Nov 10, 2026

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St. Louis 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 →