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Point Forecast: Decatur Airport IL  39.84N 88.88W (Elev. 650 ft)	Last Update: 5:11 am CDT Sep 24, 2023

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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: 5am Sun, Sep 24 20236am Sun, Sep 24 20237am Sun, Sep 24 20238am Sun, Sep 24 20239am Sun, Sep 24 202310am Sun, Sep 24 202311am Sun, Sep 24 202312pm Sun, Sep 24 20231pm Sun, Sep 24 20232pm Sun, Sep 24 20233pm Sun, Sep 24 20234pm Sun, Sep 24 20235pm Sun, Sep 24 20236pm Sun, Sep 24 20237pm Sun, Sep 24 20238pm Sun, Sep 24 20239pm Sun, Sep 24 202310pm Sun, Sep 24 202311pm Sun, Sep 24 202312am Mon, Sep 25 20231am Mon, Sep 25 20232am Mon, Sep 25 20233am Mon, Sep 25 20234am Mon, Sep 25 20235am Mon, Sep 25 20236am Mon, Sep 25 20237am Mon, Sep 25 20238am Mon, Sep 25 20239am Mon, Sep 25 202310am Mon, Sep 25 202311am Mon, Sep 25 202312pm Mon, Sep 25 20231pm Mon, Sep 25 20232pm Mon, Sep 25 20233pm Mon, Sep 25 20234pm Mon, Sep 25 20235pm Mon, Sep 25 20236pm Mon, Sep 25 20237pm Mon, Sep 25 20238pm Mon, Sep 25 20239pm Mon, Sep 25 202310pm Mon, Sep 25 202311pm Mon, Sep 25 202312am Tue, Sep 26 20231am Tue, Sep 26 20232am Tue, Sep 26 20233am Tue, Sep 26 20234am Tue, Sep 26 20235am Tue, Sep 26 20236am Tue, Sep 26 20237am Tue, Sep 26 20238am Tue, Sep 26 20239am Tue, Sep 26 202310am Tue, Sep 26 202311am Tue, Sep 26 202312pm Tue, Sep 26 20231pm Tue, Sep 26 20232pm Tue, Sep 26 20233pm Tue, Sep 26 20234pm Tue, Sep 26 20235pm Tue, Sep 26 20236pm Tue, Sep 26 20237pm Tue, Sep 26 20238pm Tue, Sep 26 20239pm Tue, Sep 26 202310pm Tue, Sep 26 202311pm Tue, Sep 26 202312am Wed, Sep 27 20231am Wed, Sep 27 20232am Wed, Sep 27 20233am Wed, Sep 27 20234am Wed, Sep 27 20235am Wed, Sep 27 20236am Wed, Sep 27 20237am Wed, Sep 27 20238am Wed, Sep 27 20239am Wed, Sep 27 202310am Wed, Sep 27 202311am Wed, Sep 27 202312pm Wed, Sep 27 20231pm Wed, Sep 27 20232pm Wed, Sep 27 20233pm Wed, Sep 27 20234pm Wed, Sep 27 20235pm Wed, Sep 27 20236pm Wed, Sep 27 20237pm Wed, Sep 27 20238pm Wed, Sep 27 20239pm Wed, Sep 27 202310pm Wed, Sep 27 202311pm Wed, Sep 27 202312am Thu, Sep 28 20231am Thu, Sep 28 20232am Thu, Sep 28 20233am Thu, Sep 28 20234am Thu, Sep 28 20235am Thu, Sep 28 20236am Thu, Sep 28 20237am Thu, Sep 28 20238am Thu, Sep 28 20239am Thu, Sep 28 202310am Thu, Sep 28 202311am Thu, Sep 28 202312pm Thu, Sep 28 20231pm Thu, Sep 28 20232pm Thu, Sep 28 20233pm Thu, Sep 28 20234pm Thu, Sep 28 2023

Date	09/24																			09/25
Hour (CDT)	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04
Temperature (°F)	54	53	53	56	61	67	71	75	77	79	80	78	78	76	71	69	67	67	66	65	65	65	63	63
Dewpoint (°F)	52	52	52	52	51	53	53	52	53	53	54	55	56	56	57	58	58	58	58	59	59	58	58	58
Heat Index (°F)								75	77	79	80	78	78	76
Surface Wind (mph)	7	7	7	8	10	10	10	9	9	8	8	7	7	7	6	5	5	5	5	3	3	5	5	5
Wind Dir	ESE	ESE	ESE	SE	SE	SSE	SSE	SSE	SSE	S	SSE	SSE	SE	ESE	SE	SE	ESE	SE	SE	ESE	E	ESE	E	E
Gust					15	16
Sky Cover (%)	17	23	29	37	45	47	53	60	61	64	68	79	78	71	71	72	74	76	71	72	67	66	66	65
Precipitation Potential (%)	2	2	3	4	4	7	8	12	17	14	19	24	21	24	19	19	19	18	18	18	7	7	7	7
Relative Humidity (%)	93	96	96	85	70	61	53	45	43	41	41	45	47	50	61	68	73	73	75	81	81	78	84	84
Rain	--	--	--	--	--	--	--	--	SChc	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																				09/26
Hour (CDT)	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04
Temperature (°F)	61	61	60	63	66	71	73	76	78	79	80	81	79	77	76	72	68	66	65	64	64	63	63	62
Dewpoint (°F)	57	57	57	58	60	61	60	59	60	60	60	60	61	61	63	63	62	62	62	62	62	62	61	61
Heat Index (°F)								76	78	79	81	82	79	77	76
Surface Wind (mph)	5	5	5	5	6	6	6	6	6	6	5	6	6	6	6	6	6	6	6	6	6	6	6	6
Wind Dir	E	E	ESE	ESE	ESE	SE	SE	SE	SE	ESE	ESE	ESE	E	E	E	E	ENE	ENE	E	E	ESE	ESE	ESE	ESE
Gust
Sky Cover (%)	57	50	50	47	48	43	35	34	37	38	37	34	32	30	25	32	38	45	52	59	66	69	72	75
Precipitation Potential (%)	7	7	10	10	10	10	10	10	13	13	13	13	13	13	7	7	7	7	7	7	5	5	5	5
Relative Humidity (%)	87	87	90	84	81	71	64	56	54	52	51	49	54	58	64	73	81	87	90	93	93	97	93	97
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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