Point Forecast: 4 Miles NE Chicago IL  41.88N 87.62W	Last Update: 11:41 pm CDT Jul 26, 2026

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Weather Elements Fire Weather Probabilistic Forecasts (Experimental) Description | Survey Temperature (°F) Dewpoint (°F) Heat Index (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-ft) Quantitative Precipitation  3-hr6-hr12-hr24-hr   info     0.100.250.501.00 Snowfall  3-hr6-hr12-hr24-hr   info     0.1in1in3in6in12in

48-Hour Period Starting: 11pm Sun, Jul 26 202612am Mon, Jul 27 20261am Mon, Jul 27 20262am Mon, Jul 27 20263am Mon, Jul 27 20264am Mon, Jul 27 20265am Mon, Jul 27 20266am Mon, Jul 27 20267am Mon, Jul 27 20268am Mon, Jul 27 20269am Mon, Jul 27 202610am Mon, Jul 27 202611am Mon, Jul 27 202612pm Mon, Jul 27 20261pm Mon, Jul 27 20262pm Mon, Jul 27 20263pm Mon, Jul 27 20264pm Mon, Jul 27 20265pm Mon, Jul 27 20266pm Mon, Jul 27 20267pm Mon, Jul 27 20268pm Mon, Jul 27 20269pm Mon, Jul 27 202610pm Mon, Jul 27 202611pm Mon, Jul 27 202612am Tue, Jul 28 20261am Tue, Jul 28 20262am Tue, Jul 28 20263am Tue, Jul 28 20264am Tue, Jul 28 20265am Tue, Jul 28 20266am Tue, Jul 28 20267am Tue, Jul 28 20268am Tue, Jul 28 20269am Tue, Jul 28 202610am Tue, Jul 28 202611am Tue, Jul 28 202612pm Tue, Jul 28 20261pm Tue, Jul 28 20262pm Tue, Jul 28 20263pm Tue, Jul 28 20264pm Tue, Jul 28 20265pm Tue, Jul 28 20266pm Tue, Jul 28 20267pm Tue, Jul 28 20268pm Tue, Jul 28 20269pm Tue, Jul 28 202610pm Tue, Jul 28 202611pm Tue, Jul 28 202612am Wed, Jul 29 20261am Wed, Jul 29 20262am Wed, Jul 29 20263am Wed, Jul 29 20264am Wed, Jul 29 20265am Wed, Jul 29 20266am Wed, Jul 29 20267am Wed, Jul 29 20268am Wed, Jul 29 20269am Wed, Jul 29 202610am Wed, Jul 29 202611am Wed, Jul 29 202612pm Wed, Jul 29 20261pm Wed, Jul 29 20262pm Wed, Jul 29 20263pm Wed, Jul 29 20264pm Wed, Jul 29 20265pm Wed, Jul 29 20266pm Wed, Jul 29 20267pm Wed, Jul 29 20268pm Wed, Jul 29 20269pm Wed, Jul 29 202610pm Wed, Jul 29 202611pm Wed, Jul 29 202612am Thu, Jul 30 20261am Thu, Jul 30 20262am Thu, Jul 30 20263am Thu, Jul 30 20264am Thu, Jul 30 20265am Thu, Jul 30 20266am Thu, Jul 30 20267am Thu, Jul 30 20268am Thu, Jul 30 20269am Thu, Jul 30 202610am Thu, Jul 30 202611am Thu, Jul 30 202612pm Thu, Jul 30 20261pm Thu, Jul 30 20262pm Thu, Jul 30 20263pm Thu, Jul 30 20264pm Thu, Jul 30 20265pm Thu, Jul 30 20266pm Thu, Jul 30 20267pm Thu, Jul 30 20268pm Thu, Jul 30 20269pm Thu, Jul 30 202610pm Thu, Jul 30 202611pm Thu, Jul 30 202612am Fri, Jul 31 20261am Fri, Jul 31 20262am Fri, Jul 31 20263am Fri, Jul 31 20264am Fri, Jul 31 20265am Fri, Jul 31 20266am Fri, Jul 31 20267am Fri, Jul 31 20268am Fri, Jul 31 20269am Fri, Jul 31 202610am Fri, Jul 31 2026

Date	07/26	07/27
Hour (CDT)	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22
Temperature (°F)	82	80	80	80	79	78	78	77	78	79	80	81	83	85	86	86	86	87	86	86	85	82	80	79
Dewpoint (°F)	73	74	74	74	73	72	72	73	73	74	73	73	72	71	71	72	73	74	75	74	74	75	75	76
Heat Index (°F)	87	85	85	83	79	78	78	77	78	79	85	87	89	90	91	92	94	95	95	94	93	88	86	79
Surface Wind (mph)	7	6	7	7	7	7	8	9	10	11	11	11	11	13	13	14	14	14	14	14	13	13	10	10
Wind Dir	S	SSW	SSW	SSW	SSW	SSW	S	S	S	S	SSW	SSW	SSW	SW	SW	SW	WSW	WSW	WSW	SW	SSW	E	NW	NNW
Gust												16	17	20	21	22	23	22	22	21	18		16	15
Sky Cover (%)	42	48	55	56	57	58	63	69	68	68	68	64	57	50	43	42	42	41	45	48	52	59	66	72
Precipitation Potential (%)	1	1	1	2	4	5	29	51	63	63	63	33	25	16	8	14	20	20	32	41	39	44	46	48
Relative Humidity (%)	76	82	83	82	83	83	84	88	86	85	80	76	69	64	61	63	65	67	68	69	71	79	84	89
Rain	--	--	--	--	--	--	Chc	Chc	Lkly	Lkly	Lkly	Chc	Chc	SChc	--	--	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	--	--	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc
Date		07/28
Hour (CDT)	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22
Temperature (°F)	77	78	76	74	73	72	72	71	71	72	72	72	73	73	74	74	74	74	74	73	72	72	72	71
Dewpoint (°F)	75	74	72	71	70	69	68	68	68	67	67	67	66	66	65	64	63	62	61	60	60	60	59	59
Heat Index (°F)	77	77	75
Surface Wind (mph)	10	11	13	15	17	18	18	18	18	18	18	18	18	20	20	21	21	21	21	21	21	20	18	18
Wind Dir	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N
Gust	16	16					23	23	23	23	24	24	24	25	26	28	28	29	29	29	28	26	25	24
Sky Cover (%)	71	70	68	62	55	49	71	90	78	90	80	70	60	49	39	31	23	15	13	12	10	12	15	17
Precipitation Potential (%)	48	48	10	10	10	5	5	5	0	0	0	0	0	0	0	0	0	0	0	0	1	1	1	1
Relative Humidity (%)	93	88	90	91	90	89	89	88	87	87	86	84	81	78	75	72	69	67	65	65	64	65	65	67
Rain	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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