weather.gov

Home

News

Organization

Search for:  NWSAll NOAA

Point Forecast: De Kalb IL  41.94N 88.76W	Last Update: 11:26 am CDT Jul 27, 2021

[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 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: 11am Tue, Jul 27 202112pm Tue, Jul 27 20211pm Tue, Jul 27 20212pm Tue, Jul 27 20213pm Tue, Jul 27 20214pm Tue, Jul 27 20215pm Tue, Jul 27 20216pm Tue, Jul 27 20217pm Tue, Jul 27 20218pm Tue, Jul 27 20219pm Tue, Jul 27 202110pm Tue, Jul 27 202111pm Tue, Jul 27 202112am Wed, Jul 28 20211am Wed, Jul 28 20212am Wed, Jul 28 20213am Wed, Jul 28 20214am Wed, Jul 28 20215am Wed, Jul 28 20216am Wed, Jul 28 20217am Wed, Jul 28 20218am Wed, Jul 28 20219am Wed, Jul 28 202110am Wed, Jul 28 202111am Wed, Jul 28 202112pm Wed, Jul 28 20211pm Wed, Jul 28 20212pm Wed, Jul 28 20213pm Wed, Jul 28 20214pm Wed, Jul 28 20215pm Wed, Jul 28 20216pm Wed, Jul 28 20217pm Wed, Jul 28 20218pm Wed, Jul 28 20219pm Wed, Jul 28 202110pm Wed, Jul 28 202111pm Wed, Jul 28 202112am Thu, Jul 29 20211am Thu, Jul 29 20212am Thu, Jul 29 20213am Thu, Jul 29 20214am Thu, Jul 29 20215am Thu, Jul 29 20216am Thu, Jul 29 20217am Thu, Jul 29 20218am Thu, Jul 29 20219am Thu, Jul 29 202110am Thu, Jul 29 202111am Thu, Jul 29 202112pm Thu, Jul 29 20211pm Thu, Jul 29 20212pm Thu, Jul 29 20213pm Thu, Jul 29 20214pm Thu, Jul 29 20215pm Thu, Jul 29 20216pm Thu, Jul 29 20217pm Thu, Jul 29 20218pm Thu, Jul 29 20219pm Thu, Jul 29 202110pm Thu, Jul 29 202111pm Thu, Jul 29 202112am Fri, Jul 30 20211am Fri, Jul 30 20212am Fri, Jul 30 20213am Fri, Jul 30 20214am Fri, Jul 30 20215am Fri, Jul 30 20216am Fri, Jul 30 20217am Fri, Jul 30 20218am Fri, Jul 30 20219am Fri, Jul 30 202110am Fri, Jul 30 202111am Fri, Jul 30 202112pm Fri, Jul 30 20211pm Fri, Jul 30 20212pm Fri, Jul 30 20213pm Fri, Jul 30 20214pm Fri, Jul 30 20215pm Fri, Jul 30 20216pm Fri, Jul 30 20217pm Fri, Jul 30 20218pm Fri, Jul 30 20219pm Fri, Jul 30 202110pm Fri, Jul 30 202111pm Fri, Jul 30 202112am Sat, Jul 31 20211am Sat, Jul 31 20212am Sat, Jul 31 20213am Sat, Jul 31 20214am Sat, Jul 31 20215am Sat, Jul 31 20216am Sat, Jul 31 20217am Sat, Jul 31 20218am Sat, Jul 31 20219am Sat, Jul 31 202110am Sat, Jul 31 202111am Sat, Jul 31 202112pm Sat, Jul 31 20211pm Sat, Jul 31 20212pm Sat, Jul 31 20213pm Sat, Jul 31 20214pm Sat, Jul 31 20215pm Sat, Jul 31 20216pm Sat, Jul 31 20217pm Sat, Jul 31 20218pm Sat, Jul 31 20219pm Sat, Jul 31 202110pm Sat, Jul 31 2021

Date	07/27													07/28
Hour (CDT)	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10
Temperature (°F)	80	82	85	87	87	87	88	87	86	83	80	77	75	74	73	72	71	71	70	70	72	75	79	83
Dewpoint (°F)	69	68	67	66	66	66	66	66	68	68	68	68	68	67	67	67	67	67	67	68	68	69	71	72
Heat Index (°F)	83	85	88	89	89	93	93	90	89	86	83	77	75									75	79	88
Surface Wind (mph)	8	8	10	11	11	11	10	9	8	7	6	6	6	6	6	6	6	6	6	5	5	5	6	6
Wind Dir	E	SSW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	WSW	WSW	WSW	W	W	W	W	WNW
Gust			15	17	17	17	15
Sky Cover (%)	56	71	55	25	19	12	12	12	12	16	20	24	31	38	45	47	49	50	52	53	55	50	46	42
Precipitation Potential (%)	1	10	3	3	3	4	4	5	6	6	7	7	8	8	10	12	14	15	16	17	16	16	16	13
Relative Humidity (%)	69	63	55	50	50	50	48	50	55	61	67	74	79	79	81	84	87	87	90	93	87	82	77	70
Rain	--	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	--
Date														07/29
Hour (CDT)	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10
Temperature (°F)	86	88	90	90	91	91	91	90	88	85	82	80	79	79	80	78	77	76	74	73	73	77	81	84
Dewpoint (°F)	72	72	72	72	72	72	72	72	72	72	73	73	73	72	72	72	71	71	71	71	71	72	73	74
Heat Index (°F)	92	95	97	97	99	99	99	97	95	91	87	84	79	79	84	78	77	76				77	86	91
Surface Wind (mph)	6	5	5	5	6	6	6	6	6	7	7	8	9	10	10	10	9	9	9	10	10	10	11	11
Wind Dir	W	W	W	W	W	W	WSW	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	SW	WSW	WSW	WSW	W	W	W	WNW	NW
Gust																			14	16	18	18	20	21
Sky Cover (%)	39	36	33	38	43	48	43	37	32	35	38	41	49	56	64	66	68	70	71	72	73	74	74	75
Precipitation Potential (%)	13	13	14	14	14	14	14	14	11	11	11	18	18	18	43	43	43	43	43	43	41	41	41	41
Relative Humidity (%)	63	59	56	56	54	54	54	56	59	65	74	79	82	79	77	82	82	85	90	93	93	85	77	72
Rain	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc

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

---

Webmaster NOAA's National Weather Service Chicago, IL

Disclaimer Credits Glossary

Privacy Policy About Us Career Opportunities