Point Forecast: 5NM ENE Chicago IL  41.88N 87.59W	Last Update: 3:46 am CDT Aug 19, 2026

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Date	08/19															08/20
Hour (CDT)	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08
Surface Wind (kt)	3	3	5	5	5	7	9	9	8	9	8	7	7	6	6	7	7	7	7	8	7	7	7	5
Wind Dir	NNW	N	N	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NE	NE	NE	NE	NNE	NNE	NNE	NNE	NNE	NE	NE	NE	NE
Gust
Wave Height (ft)	0	0	0	0	0	0	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Wave Period (sec)	2	2	2	2	2	3	3	3	4	4	4	4	4	4	4	4	4	3	3	3	3	3	3	3
Wave Direction (°)	350	350	350	140	140	10	20	20	20	20	20	20	20	20	20	20	20	30	30	40	40	40	30	30
Date																08/21
Hour (CDT)	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08
Surface Wind (kt)	5	4	3	4	4	4	4	4	5	5	5	5	5	4	4	3	3	4	4	4	4	4	4	5
Wind Dir	ENE	ENE	ENE	NE	NE	NE	NE	NE	NE	NE	NE	ENE	E	SE	SSE	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW
Gust
Wave Height (ft)	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Wave Period (sec)	3	3	3	3	3	3	3	3	3	3	3	3	2	2	2	2	2	2	2	2	2	2	2	2
Wave Direction (°)	30	30	30	30	40	40	40	40	40	40	40	40	40	40	40	30	40	40	30	30	30	40	60	90

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