Point Forecast: Sycamore IL  41.98N 88.67W	Last Update: 2:07 pm CDT May 4, 2024

[hide menu]

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: 8pm 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 20243am Thu, May 9 20244am Thu, May 9 20245am Thu, May 9 20246am Thu, May 9 20247am Thu, May 9 2024

Date	05/04				05/05
Hour (CDT)	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19
Temperature (°F)	63	61	57	56	54	53	52	51	50	49	48	48	49	52	55	59	61	63	64	65	66	66	65	63
Dewpoint (°F)	62	60	54	52	51	50	50	49	47	47	47	46	46	46	47	46	46	45	44	45	44	44	43	44
Heat Index (°F)
Surface Wind (mph)	9	13	13	13	13	11	13	11	10	10	10	10	10	10	10	10	9	8	7	6	6	6	7	7
Wind Dir	W	NW	NW	NW	NNW	NNW	NNW	NNW	NNW	N	N	N	N	N	N	NNE	NNE	NNE	NNE	NNE	NE	ENE	ENE	E
Gust	20	21	22	21	21	23	23	21	18	17	17	17	17	16	15
Sky Cover (%)	87	83	84	81	73	66	62	59	61	57	56	55	54	42	35	28	21	16	13	12	13	13	15	19
Precipitation Potential (%)	54	46	11	3	5	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	97	97	90	86	90	89	93	93	89	93	96	93	89	80	74	62	58	52	48	48	45	45	45	50
Rain	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date					05/06
Hour (CDT)	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19
Temperature (°F)	60	56	53	51	50	49	48	47	46	46	45	48	53	58	62	66	69	71	72	73	73	73	71	70
Dewpoint (°F)	43	44	43	43	43	42	42	42	42	41	41	38	41	43	45	46	46	47	47	48	49	50	51	52
Heat Index (°F)
Surface Wind (mph)	7	7	7	6	6	5	5	5	6	6	7	6	8	9	10	10	10	10	10	11	11	11	11	11
Wind Dir	E	E	E	E	E	E	E	ENE	ENE	ENE	ENE	E	E	E	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE
Gust														14	15	15	15	15	15
Sky Cover (%)	25	31	34	32	27	24	24	26	29	32	33	30	24	18	12	11	11	11	14	17	21	20	20	20
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	9	9	9	9	9	9	10	10	10	10	10	10	14
Relative Humidity (%)	53	64	69	74	77	77	80	83	86	83	86	68	64	57	54	48	44	42	41	41	43	44	49	53
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Graphical Hazardous Weather Outlook Hazardous Weather Regional Weather Conditions Past Weather Information