Point Forecast: Chicago O'Hare International Airport IL  41.98N 87.9W	Last Update: 3:57 am CDT Mar 25, 2025

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Weather Elements Fire Weather Probabilistic Forecasts (Experimental) Description | Survey Temperature (°C) Dewpoint (°C) Wind Chill (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) 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: 4am Tue, Mar 25 20255am Tue, Mar 25 20256am Tue, Mar 25 20257am Tue, Mar 25 20258am Tue, Mar 25 20259am Tue, Mar 25 202510am Tue, Mar 25 202511am Tue, Mar 25 202512pm Tue, Mar 25 20251pm Tue, Mar 25 20252pm Tue, Mar 25 20253pm Tue, Mar 25 20254pm Tue, Mar 25 20255pm Tue, Mar 25 20256pm Tue, Mar 25 20257pm Tue, Mar 25 20258pm Tue, Mar 25 20259pm Tue, Mar 25 202510pm Tue, Mar 25 202511pm Tue, Mar 25 202512am Wed, Mar 26 20251am Wed, Mar 26 20252am Wed, Mar 26 20253am Wed, Mar 26 20254am Wed, Mar 26 20255am Wed, Mar 26 20256am Wed, Mar 26 20257am Wed, Mar 26 20258am Wed, Mar 26 20259am Wed, Mar 26 202510am Wed, Mar 26 202511am Wed, Mar 26 202512pm Wed, Mar 26 20251pm Wed, Mar 26 20252pm Wed, Mar 26 20253pm Wed, Mar 26 20254pm Wed, Mar 26 20255pm Wed, Mar 26 20256pm Wed, Mar 26 20257pm Wed, Mar 26 20258pm Wed, Mar 26 20259pm Wed, Mar 26 202510pm Wed, Mar 26 202511pm Wed, Mar 26 202512am Thu, Mar 27 20251am Thu, Mar 27 20252am Thu, Mar 27 20253am Thu, Mar 27 20254am Thu, Mar 27 20255am Thu, Mar 27 20256am Thu, Mar 27 20257am Thu, Mar 27 20258am Thu, Mar 27 20259am Thu, Mar 27 202510am Thu, Mar 27 202511am Thu, Mar 27 202512pm Thu, Mar 27 20251pm Thu, Mar 27 20252pm Thu, Mar 27 20253pm Thu, Mar 27 20254pm Thu, Mar 27 20255pm Thu, Mar 27 20256pm Thu, Mar 27 20257pm Thu, Mar 27 20258pm Thu, Mar 27 20259pm Thu, Mar 27 202510pm Thu, Mar 27 202511pm Thu, Mar 27 202512am Fri, Mar 28 20251am Fri, Mar 28 20252am Fri, Mar 28 20253am Fri, Mar 28 20254am Fri, Mar 28 20255am Fri, Mar 28 20256am Fri, Mar 28 20257am Fri, Mar 28 20258am Fri, Mar 28 20259am Fri, Mar 28 202510am Fri, Mar 28 202511am Fri, Mar 28 202512pm Fri, Mar 28 20251pm Fri, Mar 28 20252pm Fri, Mar 28 20253pm Fri, Mar 28 20254pm Fri, Mar 28 20255pm Fri, Mar 28 20256pm Fri, Mar 28 20257pm Fri, Mar 28 20258pm Fri, Mar 28 20259pm Fri, Mar 28 202510pm Fri, Mar 28 202511pm Fri, Mar 28 202512am Sat, Mar 29 20251am Sat, Mar 29 20252am Sat, Mar 29 20253am Sat, Mar 29 20254am Sat, Mar 29 20255am Sat, Mar 29 20256am Sat, Mar 29 20257am Sat, Mar 29 20258am Sat, Mar 29 20259am Sat, Mar 29 202510am Sat, Mar 29 202511am Sat, Mar 29 202512pm Sat, Mar 29 20251pm Sat, Mar 29 20252pm Sat, Mar 29 20253pm Sat, Mar 29 2025

Date	03/25																				03/26
Hour (CDT)	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03
Temperature (°C)	1	0	0	1	1	3	6	8	9	10	11	12	11	9	9	7	6	4	3	3	2	2	1	1
Dewpoint (°C)	-3	-3	-4	-4	-4	-4	-5	-6	-6	-6	-7	-7	-7	-6	-6	-5	-4	-4	-3	-3	-3	-3	-3	-4
Wind Chill (°C)	1	0	0	1	1	1	3	5	6	8				7	6	5	3	1	0	1	2	2	1	1
Surface Wind (mph)	1	1	1	1	2	5	8	10	11	11	13	13	13	11	10	8	8	7	6	3	2	1	2	2
Wind Dir	N	NE	NW	NNW	WNW	W	NW	NW	NW	NW	NW	NW	NW	NW	NNW	NE	ENE	E	E	ESE	SSE	S	SSW	WSW
Gust
Sky Cover (%)	48	54	60	66	65	63	62	50	38	27	27	28	29	28	27	27	27	28	29	30	30	32	36	40
Precipitation Potential (%)	0	0	0	2	3	3	2	2	1	0	0	0	0	0	0	0	0	0	0	0	0	2	2	2
Relative Humidity (%)	75	78	75	72	66	57	46	38	35	32	28	27	28	33	35	41	48	57	64	64	67	69	75	72
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																					03/27
Hour (CDT)	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03
Temperature (°C)	0	0	0	-1	1	3	6	8	9	11	12	12	12	12	11	9	8	7	6	4	4	3	3	3
Dewpoint (°C)	-4	-4	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-2	-2	-1	-1	-1	-1	-1	-1	-1	-1	-1
Wind Chill (°C)	-2	-2	-3	-3	-2	1	4	6	8							7	7	5	4	3	2	1	1	0
Surface Wind (mph)	3	3	5	5	5	5	5	6	7	8	9	9	9	8	7	6	5	5	3	3	5	5	5	6
Wind Dir	W	W	W	WNW	NW	NNW	N	NNW	WNW	W	W	W	W	WSW	WSW	WSW	SW	S	SSE	S	SSW	SSW	SW	SW
Gust
Sky Cover (%)	44	41	38	35	35	35	35	37	38	40	41	43	45	42	40	39	39	39	39	37	36	34	42	50
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	2	2	2
Relative Humidity (%)	75	75	78	81	75	64	53	45	42	39	36	36	35	36	42	49	53	58	62	67	70	73	73	75
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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