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Point Forecast: Decatur Airport IL  39.84N 88.88W (Elev. 198 m)	Last Update: 10:40 pm CST Dec 8, 2023

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Weather Elements Fire Weather Probabilistic Forecasts (Experimental) Description | Survey Temperature (°C) Dewpoint (°C) Wind Chill (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet Fog Mixing Height  x100ftx100m Haines Index Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) 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 Fri, Dec 8 202311pm Fri, Dec 8 202312am Sat, Dec 9 20231am Sat, Dec 9 20232am Sat, Dec 9 20233am Sat, Dec 9 20234am Sat, Dec 9 20235am Sat, Dec 9 20236am Sat, Dec 9 20237am Sat, Dec 9 20238am Sat, Dec 9 20239am Sat, Dec 9 202310am Sat, Dec 9 202311am Sat, Dec 9 202312pm Sat, Dec 9 20231pm Sat, Dec 9 20232pm Sat, Dec 9 20233pm Sat, Dec 9 20234pm Sat, Dec 9 20235pm Sat, Dec 9 20236pm Sat, Dec 9 20237pm Sat, Dec 9 20238pm Sat, Dec 9 20239pm Sat, Dec 9 202310pm Sat, Dec 9 202311pm Sat, Dec 9 202312am Sun, Dec 10 20231am Sun, Dec 10 20232am Sun, Dec 10 20233am Sun, Dec 10 20234am Sun, Dec 10 20235am Sun, Dec 10 20236am Sun, Dec 10 20237am Sun, Dec 10 20238am Sun, Dec 10 20239am Sun, Dec 10 202310am Sun, Dec 10 202311am Sun, Dec 10 202312pm Sun, Dec 10 20231pm Sun, Dec 10 20232pm Sun, Dec 10 20233pm Sun, Dec 10 20234pm Sun, Dec 10 20235pm Sun, Dec 10 20236pm Sun, Dec 10 20237pm Sun, Dec 10 20238pm Sun, Dec 10 20239pm Sun, Dec 10 202310pm Sun, Dec 10 202311pm Sun, Dec 10 202312am Mon, Dec 11 20231am Mon, Dec 11 20232am Mon, Dec 11 20233am Mon, Dec 11 20234am Mon, Dec 11 20235am Mon, Dec 11 20236am Mon, Dec 11 20237am Mon, Dec 11 20238am Mon, Dec 11 20239am Mon, Dec 11 202310am Mon, Dec 11 202311am Mon, Dec 11 202312pm Mon, Dec 11 20231pm Mon, Dec 11 20232pm Mon, Dec 11 20233pm Mon, Dec 11 20234pm Mon, Dec 11 20235pm Mon, Dec 11 20236pm Mon, Dec 11 20237pm Mon, Dec 11 20238pm Mon, Dec 11 20239pm Mon, Dec 11 202310pm Mon, Dec 11 202311pm Mon, Dec 11 202312am Tue, Dec 12 20231am Tue, Dec 12 20232am Tue, Dec 12 20233am Tue, Dec 12 20234am Tue, Dec 12 20235am Tue, Dec 12 20236am Tue, Dec 12 20237am Tue, Dec 12 20238am Tue, Dec 12 20239am Tue, Dec 12 202310am Tue, Dec 12 202311am Tue, Dec 12 202312pm Tue, Dec 12 20231pm Tue, Dec 12 20232pm Tue, Dec 12 20233pm Tue, Dec 12 20234pm Tue, Dec 12 20235pm Tue, Dec 12 20236pm Tue, Dec 12 20237pm Tue, Dec 12 20238pm Tue, Dec 12 20239pm Tue, Dec 12 202310pm Tue, Dec 12 202311pm Tue, Dec 12 202312am Wed, Dec 13 20231am Wed, Dec 13 20232am Wed, Dec 13 20233am Wed, Dec 13 20234am Wed, Dec 13 20235am Wed, Dec 13 20236am Wed, Dec 13 20237am Wed, Dec 13 20238am Wed, Dec 13 20239am Wed, Dec 13 2023

Date	12/08		12/09
Hour (CST)	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 (°C)	13	13	13	13	12	12	12	12	11	9	9	9	9	9	11	9	9	11	9	8	7	6	4	4
Dewpoint (°C)	9	9	11	11	12	12	12	12	9	8	7	7	6	6	5	4	4	3	3	2	2	1	0	-1
Wind Chill (°C)										6	6	6	7	7		7	7		7	4	3	2	1	-1
Surface Wind (mph)	16	16	17	18	20	21	18	17	17	15	13	13	13	14	14	14	14	14	14	13	14	14	13	15
Wind Dir	S	S	S	S	S	S	SSW	SW	W	W	W	W	W	W	W	W	W	W	W	W	WNW	WNW	WNW	WNW
Gust	31	31	32	34	36	36	33	30	29	24											24			24
Sky Cover (%)	91	94	93	96	96	96	91	90	79	61	47	35	36	37	22	25	33	43	50	55	55	54	50	45
Precipitation Potential (%)	32	41	45	49	53	48	42	37	26	16	5	5	5	4	8	8	8	4	4	4	3	3	3	3
Relative Humidity (%)	80	80	83	89	97	100	100	98	90	93	91	87	80	76	70	70	70	61	63	68	73	73	73	73
Rain	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date			12/10
Hour (CST)	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 (°C)	3	3	2	2	1	0	0	-1	-1	-1	0	1	1	2	2	2	2	2	1	1	0	-1	-1	-2
Dewpoint (°C)	-1	-2	-2	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-4	-4	-4	-4	-4	-4	-4	-4
Wind Chill (°C)	-1	-2	-2	-3	-4	-5	-6	-6	-6	-6	-6	-5	-4	-4	-3	-3	-3	-3	-4	-4	-4	-6	-6	-7
Surface Wind (mph)	13	14	13	13	13	13	13	13	13	13	14	14	14	14	14	14	14	14	13	11	10	10	9	9
Wind Dir	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	NW	NW	NW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW
Gust	24
Sky Cover (%)	40	41	49	55	61	65	65	64	57	63	69	75	78	80	83	73	63	53	44	36	27	27	26	26
Precipitation Potential (%)	3	3	3	3	3	3	3	3	7	7	7	7	7	7	6	6	6	6	6	6	2	2	2	2
Relative Humidity (%)	73	72	72	72	75	81	81	81	81	81	78	75	72	69	67	67	64	64	69	72	75	78	78	81
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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