Point Forecast: Granite City IL  38.71N 90.14W (Elev. 410 ft)	Last Update: 11:07 am CDT May 4, 2024

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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 Lightning Activity Level Trans. 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: 1pm Sat, May 4 20242pm Sat, May 4 20243pm Sat, May 4 20244pm Sat, May 4 20245pm Sat, May 4 20246pm Sat, May 4 20247pm Sat, May 4 20248pm 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 2024

Date	05/04											05/05
Hour (CDT)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°F)	81	83	84	83	81	80	77	74	71	69	67	65	64	63	62	60	59	57	57	58	60	63	66	68
Dewpoint (°F)	64	64	64	63	63	64	64	63	63	62	61	60	59	57	56	55	54	53	53	53	53	53	53	54
Heat Index (°F)	83	85	85	84	82	82	77
Surface Wind (mph)	8	8	8	8	10	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	7	7	6	6
Wind Dir	S	S	S	SW	SW	W	W	W	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	N	N	N	N	N	N
Gust
Sky Cover (%)	0	18	35	52	61	71	80	80	80	79	77	74	72	73	74	76	72	69	66	66	66	66	67	68
Precipitation Potential (%)	4	6	16	27	40	54	38	22	14	6	5	4	3	2	2	2	2	2	2	1	1	2	2	3
Relative Humidity (%)	57	54	51	50	54	58	64	69	76	78	81	84	84	81	81	84	83	86	86	83	78	70	63	61
Rain	--	--	SChc	Chc	Chc	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	SChc	Chc	Chc	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date												05/06
Hour (CDT)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°F)	70	72	73	74	74	73	71	70	68	67	66	65	64	63	63	63	63	62	63	65	67	70	72	74
Dewpoint (°F)	54	54	55	55	55	56	57	56	56	57	57	58	58	58	58	58	58	59	59	60	60	61	62	63
Heat Index (°F)
Surface Wind (mph)	5	5	5	5	5	3	3	6	5	5	5	6	6	6	6	6	6	6	6	7	8	9	9	9
Wind Dir	N	N	N	N	N	N	NE	NE	E	E	E	E	E	E	SE	SE	SE	SE	SE	SE	SE	SE	SE	S
Gust
Sky Cover (%)	69	77	85	93	93	92	92	75	82	89	83	77	71	66	62	57	57	57	57	59	61	63	63	64
Precipitation Potential (%)	3	7	11	15	18	21	25	41	41	41	41	41	55	55	55	55	55	55	54	54	54	54	54	54
Relative Humidity (%)	57	53	53	51	51	55	61	60	65	70	75	78	81	82	83	84	86	87	87	83	78	73	71	70
Rain	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc

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