Point Forecast: Harvey IL  41.62N 87.67W	Last Update: 10:07 pm CDT Jun 24, 2024

[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 Lightning Activity Level 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: 12am Tue, Jun 25 20241am Tue, Jun 25 20242am Tue, Jun 25 20243am Tue, Jun 25 20244am Tue, Jun 25 20245am Tue, Jun 25 20246am Tue, Jun 25 20247am Tue, Jun 25 20248am Tue, Jun 25 20249am Tue, Jun 25 202410am Tue, Jun 25 202411am Tue, Jun 25 202412pm Tue, Jun 25 20241pm Tue, Jun 25 20242pm Tue, Jun 25 20243pm Tue, Jun 25 20244pm Tue, Jun 25 20245pm Tue, Jun 25 20246pm Tue, Jun 25 20247pm Tue, Jun 25 20248pm Tue, Jun 25 20249pm Tue, Jun 25 202410pm Tue, Jun 25 202411pm Tue, Jun 25 202412am Wed, Jun 26 20241am Wed, Jun 26 20242am Wed, Jun 26 20243am Wed, Jun 26 20244am Wed, Jun 26 20245am Wed, Jun 26 20246am Wed, Jun 26 20247am Wed, Jun 26 20248am Wed, Jun 26 20249am Wed, Jun 26 202410am Wed, Jun 26 202411am Wed, Jun 26 202412pm Wed, Jun 26 20241pm Wed, Jun 26 20242pm Wed, Jun 26 20243pm Wed, Jun 26 20244pm Wed, Jun 26 20245pm Wed, Jun 26 20246pm Wed, Jun 26 20247pm Wed, Jun 26 20248pm Wed, Jun 26 20249pm Wed, Jun 26 202410pm Wed, Jun 26 202411pm Wed, Jun 26 202412am Thu, Jun 27 20241am Thu, Jun 27 20242am Thu, Jun 27 20243am Thu, Jun 27 20244am Thu, Jun 27 20245am Thu, Jun 27 20246am Thu, Jun 27 20247am Thu, Jun 27 20248am Thu, Jun 27 20249am Thu, Jun 27 202410am Thu, Jun 27 202411am Thu, Jun 27 202412pm Thu, Jun 27 20241pm Thu, Jun 27 20242pm Thu, Jun 27 20243pm Thu, Jun 27 20244pm Thu, Jun 27 20245pm Thu, Jun 27 20246pm Thu, Jun 27 20247pm Thu, Jun 27 20248pm Thu, Jun 27 20249pm Thu, Jun 27 202410pm Thu, Jun 27 202411pm Thu, Jun 27 202412am Fri, Jun 28 20241am Fri, Jun 28 20242am Fri, Jun 28 20243am Fri, Jun 28 20244am Fri, Jun 28 20245am Fri, Jun 28 20246am Fri, Jun 28 20247am Fri, Jun 28 20248am Fri, Jun 28 20249am Fri, Jun 28 202410am Fri, Jun 28 202411am Fri, Jun 28 202412pm Fri, Jun 28 20241pm Fri, Jun 28 20242pm Fri, Jun 28 20243pm Fri, Jun 28 20244pm Fri, Jun 28 20245pm Fri, Jun 28 20246pm Fri, Jun 28 20247pm Fri, Jun 28 20248pm Fri, Jun 28 20249pm Fri, Jun 28 202410pm Fri, Jun 28 202411pm Fri, Jun 28 202412am Sat, Jun 29 20241am Sat, Jun 29 20242am Sat, Jun 29 20243am Sat, Jun 29 20244am Sat, Jun 29 20245am Sat, Jun 29 20246am Sat, Jun 29 20247am Sat, Jun 29 20248am Sat, Jun 29 20249am Sat, Jun 29 202410am Sat, Jun 29 202411am Sat, Jun 29 2024

Date	06/25
Hour (CDT)	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Temperature (°F)	78	77	76	76	76	75	74	76	79	81	81	82	85	86	88	89	89	89	86	85	82	80	78	76
Dewpoint (°F)	65	64	64	64	64	65	66	67	69	69	70	70	70	71	71	71	72	71	71	71	71	70	70	70
Heat Index (°F)	78	77	76	76	76	75		76	79	84	85	86	90	91	94	95	96	95	91	90	86	83	78	76
Surface Wind (mph)	8	10	11	11	11	13	15	15	15	15	15	15	16	16	16	15	14	11	10	8	8	6	5	5
Wind Dir	S	S	S	S	S	S	SSW	SSW	SSW	SW	SW	SW	WSW	WSW	WSW	W	W	W	W	W	W	WSW	SW	SW
Gust	21	21	23	24	24	25	25	26	28	28	29	29	28	26	24	24	22	18	17	16	15
Sky Cover (%)	58	62	70	67	75	77	75	66	67	67	68	50	50	50	50	50	50	50	50	50	51	53	58	62
Precipitation Potential (%)	48	41	34	27	33	38	43	48	42	31	25	25	25	14	14	14	21	21	21	41	41	41	41	41
Relative Humidity (%)	64	64	66	66	66	71	76	74	72	67	69	67	61	61	57	56	57	56	61	63	69	72	76	82
Rain	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc
Thunder	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc
Date	06/26
Hour (CDT)	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Temperature (°F)	75	73	72	71	71	70	71	73	75	77	79	81	82	83	83	82	81	79	78	75	73	70	68	66
Dewpoint (°F)	69	69	68	68	68	68	68	68	67	66	65	64	64	63	62	62	61	60	59	58	58	57	57	57
Heat Index (°F)	75								75	77	79	83	83	84	84	83	82	79	78	75
Surface Wind (mph)	3	3	3	3	5	5	5	5	5	5	6	7	8	9	10	10	10	10	10	10	9	7	6	5
Wind Dir	W	W	W	WNW	NW	NW	WNW	WNW	WNW	NNW	NNW	N	N	N	N	N	N	N	NNE	NNE	NNE	NNE	NNE	NNE
Gust										10	11	13	14	15	16	17	17	17	18	17	16	14	11	10
Sky Cover (%)	67	72	72	71	72	67	62	73	68	64	59	50	42	33	27	20	14	16	17	19	17	14	12	11
Precipitation Potential (%)	41	33	33	33	33	33	33	20	20	20	20	20	20	9	9	9	9	9	9	0	0	0	0	0
Relative Humidity (%)	82	87	87	90	90	93	90	84	76	69	62	56	55	51	49	51	51	52	52	55	59	63	68	73
Rain	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--
Thunder	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--

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