Point Forecast: Chicago O'Hare International Airport IL  41.98N 87.9W	Last Update: 2:07 pm CDT May 4, 2024

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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 Haines Index Lightning Activity Level 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: 3pm Sat, May 4 20244pm Sat, May 4 20245pm Sat, May 4 20246pm Sat, May 4 20247pm Sat, May 4 20248pm Sat, May 4 20249pm Sat, May 4 202410pm Sat, May 4 202411pm Sat, May 4 202412am Sun, May 5 20241am Sun, May 5 20242am Sun, May 5 20243am Sun, May 5 20244am Sun, May 5 20245am Sun, May 5 20246am Sun, May 5 20247am Sun, May 5 20248am Sun, May 5 20249am Sun, May 5 202410am Sun, May 5 202411am Sun, May 5 202412pm Sun, May 5 20241pm Sun, May 5 20242pm Sun, May 5 20243pm Sun, May 5 20244pm Sun, May 5 20245pm Sun, May 5 20246pm Sun, May 5 20247pm Sun, May 5 20248pm Sun, May 5 20249pm Sun, May 5 202410pm Sun, May 5 202411pm Sun, May 5 202412am Mon, May 6 20241am Mon, May 6 20242am Mon, May 6 20243am Mon, May 6 20244am Mon, May 6 20245am Mon, May 6 20246am Mon, May 6 20247am Mon, May 6 20248am Mon, May 6 20249am Mon, May 6 202410am Mon, May 6 202411am Mon, May 6 202412pm Mon, May 6 20241pm Mon, May 6 20242pm Mon, May 6 20243pm Mon, May 6 20244pm Mon, May 6 20245pm Mon, May 6 20246pm Mon, May 6 20247pm Mon, May 6 20248pm Mon, May 6 20249pm Mon, May 6 202410pm Mon, May 6 202411pm Mon, May 6 202412am Tue, May 7 20241am Tue, May 7 20242am Tue, May 7 20243am Tue, May 7 20244am Tue, May 7 20245am Tue, May 7 20246am Tue, May 7 20247am Tue, May 7 20248am Tue, May 7 20249am Tue, May 7 202410am Tue, May 7 202411am Tue, May 7 202412pm Tue, May 7 20241pm Tue, May 7 20242pm Tue, May 7 20243pm Tue, May 7 20244pm Tue, May 7 20245pm Tue, May 7 20246pm Tue, May 7 20247pm Tue, May 7 20248pm Tue, May 7 20249pm Tue, May 7 202410pm Tue, May 7 202411pm Tue, May 7 202412am Wed, May 8 20241am Wed, May 8 20242am Wed, May 8 20243am Wed, May 8 20244am Wed, May 8 20245am Wed, May 8 20246am Wed, May 8 20247am Wed, May 8 20248am Wed, May 8 20249am Wed, May 8 202410am Wed, May 8 202411am Wed, May 8 202412pm Wed, May 8 20241pm Wed, May 8 20242pm Wed, May 8 20243pm Wed, May 8 20244pm Wed, May 8 20245pm Wed, May 8 20246pm Wed, May 8 20247pm Wed, May 8 20248pm Wed, May 8 20249pm Wed, May 8 202410pm Wed, May 8 202411pm Wed, May 8 202412am Thu, May 9 20241am Thu, May 9 20242am Thu, May 9 2024

Date	05/04									05/05
Hour (CDT)	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14
Temperature (°F)	80	80	80	79	76	65	63	64	61	58	57	55	54	51	51	50	50	51	53	56	58	60	61	62
Dewpoint (°F)	56	57	58	58	58	61	61	62	60	55	53	51	50	49	48	48	47	47	46	46	45	44	43	41
Heat Index (°F)	80	80	81	79	76
Surface Wind (mph)	10	10	10	9	8	10	6	7	10	9	9	9	9	9	9	10	9	9	9	9	9	9	9	9
Wind Dir	SSW	S	S	SSW	SSW	W	SW	W	NW	NW	NW	NNW	NNW	N	N	N	N	N	N	NNE	NNE	NNE	NNE	NE
Gust		15	15	14	15	20	14	14	17	16	17	17	16	16	16	16	16	16	15	14
Sky Cover (%)	33	38	48	62	73	84	89	90	89	82	77	75	72	64	61	65	68	72	66	61	50	34	22	17
Precipitation Potential (%)	0	0	8	18	57	69	63	43	26	11	4	4	4	1	1	1	0	0	0	0	0	0	0	0
Relative Humidity (%)	44	45	47	49	54	87	93	93	97	90	86	86	86	93	89	93	89	86	77	69	62	55	51	46
Rain	--	--	--	SChc	Chc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	SChc	Chc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date										05/06
Hour (CDT)	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14
Temperature (°F)	62	63	62	60	58	56	53	52	50	49	49	48	48	47	46	46	50	54	58	61	64	66	68	69
Dewpoint (°F)	40	39	38	39	39	40	42	43	43	43	43	43	43	42	42	43	42	43	44	45	47	48	49	50
Heat Index (°F)
Surface Wind (mph)	8	8	7	7	6	5	5	3	3	3	3	3	5	5	5	6	5	6	6	7	8	9	9	10
Wind Dir	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NNE	NNE	NNE	NNE	NNE	NE	NE	ENE	E	E	E	E	E	E
Gust																					13
Sky Cover (%)	18	20	22	23	25	30	36	40	40	38	36	37	40	43	47	51	40	32	23	15	14	13	13	15
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	9	9	9	9	9	9	10	10
Relative Humidity (%)	44	41	41	46	49	55	66	71	77	80	80	83	83	83	86	89	74	66	59	56	54	52	51	51
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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