Alton, Illinois Weather Forecast

Local

Alton, IL, US

38.8906, -90.18428

Hourly Observations for February 19, 2023

		Temp ( °F °C )	Dew Point ( °F °C )	Humidity (%)	Winds ( mph kmh )	Pressure ( in mb )	Visibility ( mi km )
12:15 am 00:15	Mostly Cloudy	43 6	31 -0.7	62 62	S 14 22	30.09 1019	10 16
12:35 am 00:35	Mostly Cloudy	43 6	31 -0.7	62 62	S 12 19	30.10 1019	10 16
12:55 am 00:55	Mostly Cloudy	42 5.7	31 -0.6	64 64	S 10 17	30.09 1019	10 16
1:15 am 01:15	Cloudy	43 5.9	31 -0.7	62 62	S 8 13	30.10 1019	10 16
1:35 am 01:35	Cloudy	42 5.8	31 -0.7	63 63	SSE 8 13	30.09 1019	10 16
1:55 am 01:55	Cloudy	42 5.8	30 -0.9	62 62	SSE 7 11	30.09 1019	10 16
2:15 am 02:15	Partly Cloudy	40 4.4	30 -1	68 68	Calm	30.08 1019	10 16
2:35 am 02:35	Clear	39 4	30 -1.1	69 69	Calm	30.07 1018	10 16
2:55 am 02:55	Clear	39 4	30 -1.1	69 69	S 9 15	30.07 1018	10 16
3:15 am 03:15	Clear	40 4.5	29 -1.5	65 65	S 10 17	30.06 1018	10 16
3:35 am 03:35	Partly Cloudy	40 4.6	29 -1.5	65 65	S 9 15	30.05 1018	10 16
3:55 am 03:55	Partly Cloudy	40 4.5	29 -1.7	64 64	S 9 15	30.04 1017	10 16
4:15 am 04:15	Clear	39 4.1	28 -2	64 64	SSE 9 15	30.03 1017	10 16
4:35 am 04:35	Clear	39 3.8	28 -2	66 66	SSE 8 13	30.03 1017	10 16
4:55 am 04:55	Clear	39 4	28 -2.1	64 64	S 8 13	30.03 1017	10 16
5:15 am 05:15	Clear	39 3.7	28 -2.1	66 66	S 8 13	30.03 1017	10 16
5:35 am 05:35	Clear	39 4.1	28 -2.2	63 63	S 13 20	30.02 1017	10 16
5:55 am 05:55	Clear	39 4.1	28 -2.3	63 63	S 12 19	30.01 1016	10 16
6:15 am 06:15	Clear	39 4.1	28 -2.5	62 62	S 10 17	30.01 1016	10 16
6:35 am 06:35	Clear	39 3.7	28 -2.5	64 64	S 13 20	30.01 1016	10 16
6:50 am 06:50	Sunny	37 3	28 -2	70 70	S 12 19	30.01 1016	10 16
7:50 am 07:50	Sunny	41 5	28 -2	60 60	S 9 15	30.02 1017	10 16
8:50 am 08:50	Sunny	45 7	30 -1	57 57	S 15 24	30.01 1016	10 16
9:50 am 09:50	Sunny	48 9	30 -1	49 49	SSW 14 22	29.99 1016	10 16
10:50 am 10:50	Sunny	52 11	30 -1	43 43	S 13 20	29.96 1015	10 16
11:50 am 11:50	Sunny	55 13	28 -2	35 35	WSW 12 19	29.94 1014	10 16
12:50 pm 12:50	Sunny	57 14	28 -2	33 33	S 9 15	29.90 1013	10 16
1:50 pm 13:50	Sunny	59 15	30 -1	33 33	SSW 13 20	29.87 1011	10 16
2:50 pm 14:50	Sunny	59 15	32 0	36 36	SSW 13 20	29.85 1011	10 16
3:50 pm 15:50	Sunny	59 15	32 0	36 36	SSW 9 15	29.85 1011	10 16
4:50 pm 16:50	Sunny	55 13	34 1	44 44	S 7 11	29.85 1011	10 16
5:50 pm 17:50	Clear	52 11	34 1	50 50	VRB 3 6	29.86 1011	10 16
6:50 pm 18:50	Clear	50 10	32 0	50 50	VRB 3 6	29.87 1011	10 16
7:50 pm 19:50	Clear	43 6	32 0	65 65	VRB 3 6	29.88 1012	10 16
8:50 pm 20:50	Clear	43 6	34 1	70 70	VRB 3 6	29.88 1012	10 16
9:50 pm 21:50	Clear	41 5	32 0	70 70	S 6 9	29.89 1012	10 16
10:15 pm 22:15	Clear	40 4.7	33 0.5	74 74	S 3 6	29.88 1012	10 16
10:35 pm 22:35	Clear	42 5.4	34 1.2	74 74	SSW 7 11	29.89 1012	10 16
10:55 pm 22:55	Clear	42 5.4	34 1.1	74 74	Calm	29.89 1012	10 16
11:15 pm 23:15	Clear	44 6.4	34 1.2	69 69	Calm	29.88 1012	10 16
11:35 pm 23:35	Clear	44 6.5	35 1.5	70 70	SW 3 6	29.88 1012	10 16
11:55 pm 23:55	Clear	43 6.2	34 1.2	70 70	Calm	29.87 1011	10 16