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Point Forecast: De Kalb IL  41.94N 88.76W	Last Update: 10:15 pm CDT Sep 26, 2021

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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: 10pm Sun, Sep 26 202111pm Sun, Sep 26 202112am Mon, Sep 27 20211am Mon, Sep 27 20212am Mon, Sep 27 20213am Mon, Sep 27 20214am Mon, Sep 27 20215am Mon, Sep 27 20216am Mon, Sep 27 20217am Mon, Sep 27 20218am Mon, Sep 27 20219am Mon, Sep 27 202110am Mon, Sep 27 202111am Mon, Sep 27 202112pm Mon, Sep 27 20211pm Mon, Sep 27 20212pm Mon, Sep 27 20213pm Mon, Sep 27 20214pm Mon, Sep 27 20215pm Mon, Sep 27 20216pm Mon, Sep 27 20217pm Mon, Sep 27 20218pm Mon, Sep 27 20219pm Mon, Sep 27 202110pm Mon, Sep 27 202111pm Mon, Sep 27 202112am Tue, Sep 28 20211am Tue, Sep 28 20212am Tue, Sep 28 20213am Tue, Sep 28 20214am Tue, Sep 28 20215am Tue, Sep 28 20216am Tue, Sep 28 20217am Tue, Sep 28 20218am Tue, Sep 28 20219am Tue, Sep 28 202110am Tue, Sep 28 202111am Tue, Sep 28 202112pm Tue, Sep 28 20211pm Tue, Sep 28 20212pm Tue, Sep 28 20213pm Tue, Sep 28 20214pm Tue, Sep 28 20215pm Tue, Sep 28 20216pm Tue, Sep 28 20217pm Tue, Sep 28 20218pm Tue, Sep 28 20219pm Tue, Sep 28 202110pm Tue, Sep 28 202111pm Tue, Sep 28 202112am Wed, Sep 29 20211am Wed, Sep 29 20212am Wed, Sep 29 20213am Wed, Sep 29 20214am Wed, Sep 29 20215am Wed, Sep 29 20216am Wed, Sep 29 20217am Wed, Sep 29 20218am Wed, Sep 29 20219am Wed, Sep 29 202110am Wed, Sep 29 202111am Wed, Sep 29 202112pm Wed, Sep 29 20211pm Wed, Sep 29 20212pm Wed, Sep 29 20213pm Wed, Sep 29 20214pm Wed, Sep 29 20215pm Wed, Sep 29 20216pm Wed, Sep 29 20217pm Wed, Sep 29 20218pm Wed, Sep 29 20219pm Wed, Sep 29 202110pm Wed, Sep 29 202111pm Wed, Sep 29 202112am Thu, Sep 30 20211am Thu, Sep 30 20212am Thu, Sep 30 20213am Thu, Sep 30 20214am Thu, Sep 30 20215am Thu, Sep 30 20216am Thu, Sep 30 20217am Thu, Sep 30 20218am Thu, Sep 30 20219am Thu, Sep 30 202110am Thu, Sep 30 202111am Thu, Sep 30 202112pm Thu, Sep 30 20211pm Thu, Sep 30 20212pm Thu, Sep 30 20213pm Thu, Sep 30 20214pm Thu, Sep 30 20215pm Thu, Sep 30 20216pm Thu, Sep 30 20217pm Thu, Sep 30 20218pm Thu, Sep 30 20219pm Thu, Sep 30 202110pm Thu, Sep 30 202111pm Thu, Sep 30 202112am Fri, Oct 1 20211am Fri, Oct 1 20212am Fri, Oct 1 20213am Fri, Oct 1 20214am Fri, Oct 1 20215am Fri, Oct 1 20216am Fri, Oct 1 20217am Fri, Oct 1 20218am Fri, Oct 1 20219am Fri, Oct 1 2021

Date	09/26		09/27
Hour (CDT)	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21
Temperature (°F)	69	68	67	66	65	63	61	59	58	58	63	70	76	79	82	83	85	85	85	81	74	70	66	62
Dewpoint (°F)	52	52	52	52	52	53	53	53	53	53	54	55	56	56	56	56	56	56	56	56	57	58	58	57
Heat Index (°F)													76	79	82	82	84	84	84	81
Surface Wind (mph)	13	13	14	14	13	11	10	9	9	8	9	10	11	10	9	8	7	7	6	5	13	10	10	9
Wind Dir	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	SW	SW	WSW	WSW	WSW	WSW	WSW	W	W	WNW	NNE	ENE	NE	NE
Gust					18	17	16	14				15	16	15	14						18	16	15
Sky Cover (%)	24	18	12	6	7	8	10	11	12	13	12	11	10	9	8	7	7	7	7	6	6	6	6	6
Precipitation Potential (%)	0	0	0	0	0	0	0	1	2	2	2	2	1	1	1	1	1	1	1	1	1	1	1	1
Relative Humidity (%)	55	57	59	61	63	70	75	80	83	83	72	59	50	45	41	40	37	37	37	42	55	66	75	84
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date			09/28
Hour (CDT)	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21
Temperature (°F)	60	59	59	59	58	57	57	56	55	56	59	64	69	73	75	78	79	80	79	77	73	69	66	63
Dewpoint (°F)	57	56	56	55	55	54	54	54	53	53	55	57	58	57	57	56	55	55	54	53	53	53	53	54
Heat Index (°F)															75	78	79	80	79	77
Surface Wind (mph)	8	7	7	6	5	5	5	5	5	5	6	7	8	8	8	8	8	7	7	7	7	7	6	6
Wind Dir	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	ENE	ENE	E	E	E	E	E	E	ESE	E	E	E	E	E
Gust
Sky Cover (%)	6	6	7	7	8	9	10	10	11	12	11	10	9	7	7	8	7	4	3	3	4	3	2	3
Precipitation Potential (%)	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	90	90	90	87	90	90	90	93	93	90	87	78	68	57	54	47	44	42	42	43	49	57	63	72
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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