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Point Forecast: Chicago O'Hare International Airport IL  41.98N 87.9W	Last Update: 1:39 pm CDT Aug 13, 2022

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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 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: 1pm Sat, Aug 13 20222pm Sat, Aug 13 20223pm Sat, Aug 13 20224pm Sat, Aug 13 20225pm Sat, Aug 13 20226pm Sat, Aug 13 20227pm Sat, Aug 13 20228pm Sat, Aug 13 20229pm Sat, Aug 13 202210pm Sat, Aug 13 202211pm Sat, Aug 13 202212am Sun, Aug 14 20221am Sun, Aug 14 20222am Sun, Aug 14 20223am Sun, Aug 14 20224am Sun, Aug 14 20225am Sun, Aug 14 20226am Sun, Aug 14 20227am Sun, Aug 14 20228am Sun, Aug 14 20229am Sun, Aug 14 202210am Sun, Aug 14 202211am Sun, Aug 14 202212pm Sun, Aug 14 20221pm Sun, Aug 14 20222pm Sun, Aug 14 20223pm Sun, Aug 14 20224pm Sun, Aug 14 20225pm Sun, Aug 14 20226pm Sun, Aug 14 20227pm Sun, Aug 14 20228pm Sun, Aug 14 20229pm Sun, Aug 14 202210pm Sun, Aug 14 202211pm Sun, Aug 14 202212am Mon, Aug 15 20221am Mon, Aug 15 20222am Mon, Aug 15 20223am Mon, Aug 15 20224am Mon, Aug 15 20225am Mon, Aug 15 20226am Mon, Aug 15 20227am Mon, Aug 15 20228am Mon, Aug 15 20229am Mon, Aug 15 202210am Mon, Aug 15 202211am Mon, Aug 15 202212pm Mon, Aug 15 20221pm Mon, Aug 15 20222pm Mon, Aug 15 20223pm Mon, Aug 15 20224pm Mon, Aug 15 20225pm Mon, Aug 15 20226pm Mon, Aug 15 20227pm Mon, Aug 15 20228pm Mon, Aug 15 20229pm Mon, Aug 15 202210pm Mon, Aug 15 202211pm Mon, Aug 15 202212am Tue, Aug 16 20221am Tue, Aug 16 20222am Tue, Aug 16 20223am Tue, Aug 16 20224am Tue, Aug 16 20225am Tue, Aug 16 20226am Tue, Aug 16 20227am Tue, Aug 16 20228am Tue, Aug 16 20229am Tue, Aug 16 202210am Tue, Aug 16 202211am Tue, Aug 16 202212pm Tue, Aug 16 20221pm Tue, Aug 16 20222pm Tue, Aug 16 20223pm Tue, Aug 16 20224pm Tue, Aug 16 20225pm Tue, Aug 16 20226pm Tue, Aug 16 20227pm Tue, Aug 16 20228pm Tue, Aug 16 20229pm Tue, Aug 16 202210pm Tue, Aug 16 202211pm Tue, Aug 16 202212am Wed, Aug 17 20221am Wed, Aug 17 20222am Wed, Aug 17 20223am Wed, Aug 17 20224am Wed, Aug 17 20225am Wed, Aug 17 20226am Wed, Aug 17 20227am Wed, Aug 17 20228am Wed, Aug 17 20229am Wed, Aug 17 202210am Wed, Aug 17 202211am Wed, Aug 17 202212pm Wed, Aug 17 20221pm Wed, Aug 17 20222pm Wed, Aug 17 20223pm Wed, Aug 17 20224pm Wed, Aug 17 20225pm Wed, Aug 17 20226pm Wed, Aug 17 20227pm Wed, Aug 17 20228pm Wed, Aug 17 20229pm Wed, Aug 17 202210pm Wed, Aug 17 202211pm Wed, Aug 17 202212am Thu, Aug 18 2022

Date	08/13											08/14
Hour (CDT)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°F)	78	78	79	79	79	79	78	76	73	71	70	70	70	69	69	68	67	67	67	68	70	72	74	75
Dewpoint (°F)	55	56	56	57	58	58	59	60	61	62	62	63	63	63	63	63	63	64	64	64	64	64	65	64
Heat Index (°F)	78	78	79	79	79	79	78	76																75
Surface Wind (mph)	15	15	15	15	14	13	11	10	10	10	10	10	9	8	8	7	7	7	7	8	9	10	11	13
Wind Dir	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	SSW	WNW	NNW	NNW	N	N	N	NNE
Gust	23	23	23	23	23	21	18	17	16	15	15	15	14	13								15	17	20
Sky Cover (%)	79	76	75	76	77	70	63	67	71	75	80	84	77	70	76	82	87	91	90	89	88	87	84	80
Precipitation Potential (%)	24	24	21	8	8	13	19	34	52	54	56	42	24	15	11	11	12	8	7	7	7	7	7	7
Relative Humidity (%)	45	47	45	47	49	49	52	58	66	73	76	78	78	81	81	84	87	90	90	87	81	76	74	69
Rain	SChc	SChc	SChc	--	--	--	SChc	Chc	Chc	Chc	Lkly	Chc	SChc	SChc	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	SChc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	--	--	--	--	--	--	--	--	--	--
Date												08/15
Hour (CDT)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°F)	74	74	74	74	73	71	70	69	69	68	67	67	67	66	66	65	65	65	66	67	69	71	72	74
Dewpoint (°F)	64	64	64	64	64	64	64	64	64	64	64	64	64	64	64	63	63	63	63	63	63	63	63	62
Heat Index (°F)
Surface Wind (mph)	14	15	15	15	15	14	13	11	11	10	10	9	8	8	8	8	8	9	9	9	10	10	11	11
Wind Dir	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NE	NE	NE	NE
Gust	21	22	23	23	23	22	20	18	16	15							13	14	14	14	15	15		16
Sky Cover (%)	77	80	83	86	89	91	94	93	93	92	84	77	70	69	69	68	67	65	52	50	47	45	47	50
Precipitation Potential (%)	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3
Relative Humidity (%)	71	71	71	71	73	79	81	84	84	87	90	90	90	93	93	93	93	93	90	87	81	76	73	66
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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