Point Forecast: Harrisburg PA  40.25N 76.87W (Elev. 325 ft)	Last Update: 2:00 am EDT Aug 7, 2025

[hide menu]

Weather Elements Fire Weather Aviation Weather Temperature (°F) Dewpoint (°F) Heat Index (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-ft) Davis Stability Index Atmospheric Dispersion Index Low Visibility Occurrence Risk Index Ceiling Height Visibility Thunder Potential

48-Hour Period Starting: 2am Thu, Aug 7 20253am Thu, Aug 7 20254am Thu, Aug 7 20255am Thu, Aug 7 20256am Thu, Aug 7 20257am Thu, Aug 7 20258am Thu, Aug 7 20259am Thu, Aug 7 202510am Thu, Aug 7 202511am Thu, Aug 7 202512pm Thu, Aug 7 20251pm Thu, Aug 7 20252pm Thu, Aug 7 20253pm Thu, Aug 7 20254pm Thu, Aug 7 20255pm Thu, Aug 7 20256pm Thu, Aug 7 20257pm Thu, Aug 7 20258pm Thu, Aug 7 20259pm Thu, Aug 7 202510pm Thu, Aug 7 202511pm Thu, Aug 7 202512am Fri, Aug 8 20251am Fri, Aug 8 20252am Fri, Aug 8 20253am Fri, Aug 8 20254am Fri, Aug 8 20255am Fri, Aug 8 20256am Fri, Aug 8 20257am Fri, Aug 8 20258am Fri, Aug 8 20259am Fri, Aug 8 202510am Fri, Aug 8 202511am Fri, Aug 8 202512pm Fri, Aug 8 20251pm Fri, Aug 8 20252pm Fri, Aug 8 20253pm Fri, Aug 8 20254pm Fri, Aug 8 20255pm Fri, Aug 8 20256pm Fri, Aug 8 20257pm Fri, Aug 8 20258pm Fri, Aug 8 20259pm Fri, Aug 8 202510pm Fri, Aug 8 202511pm Fri, Aug 8 202512am Sat, Aug 9 20251am Sat, Aug 9 20252am Sat, Aug 9 20253am Sat, Aug 9 20254am Sat, Aug 9 20255am Sat, Aug 9 20256am Sat, Aug 9 20257am Sat, Aug 9 20258am Sat, Aug 9 20259am Sat, Aug 9 202510am Sat, Aug 9 202511am Sat, Aug 9 202512pm Sat, Aug 9 20251pm Sat, Aug 9 20252pm Sat, Aug 9 20253pm Sat, Aug 9 20254pm Sat, Aug 9 20255pm Sat, Aug 9 20256pm Sat, Aug 9 20257pm Sat, Aug 9 20258pm Sat, Aug 9 20259pm Sat, Aug 9 202510pm Sat, Aug 9 202511pm Sat, Aug 9 202512am Sun, Aug 10 20251am Sun, Aug 10 20252am Sun, Aug 10 20253am Sun, Aug 10 20254am Sun, Aug 10 20255am Sun, Aug 10 20256am Sun, Aug 10 20257am Sun, Aug 10 20258am Sun, Aug 10 20259am Sun, Aug 10 202510am Sun, Aug 10 202511am Sun, Aug 10 202512pm Sun, Aug 10 20251pm Sun, Aug 10 20252pm Sun, Aug 10 20253pm Sun, Aug 10 20254pm Sun, Aug 10 20255pm Sun, Aug 10 20256pm Sun, Aug 10 20257pm Sun, Aug 10 20258pm Sun, Aug 10 20259pm Sun, Aug 10 202510pm Sun, Aug 10 202511pm Sun, Aug 10 202512am Mon, Aug 11 20251am Mon, Aug 11 20252am Mon, Aug 11 20253am Mon, Aug 11 20254am Mon, Aug 11 20255am Mon, Aug 11 20256am Mon, Aug 11 20257am Mon, Aug 11 20258am Mon, Aug 11 20259am Mon, Aug 11 202510am Mon, Aug 11 202511am Mon, Aug 11 202512pm Mon, Aug 11 20251pm Mon, Aug 11 2025

Date	08/07																						08/08
Hour (EDT)	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01
Temperature (°F)	68	67	66	65	65	65	67	71	73	75	78	80	81	81	81	80	80	78	76	74	72	70	68	67
Dewpoint (°F)	65	64	63	63	62	62	62	63	64	64	64	63	63	63	62	62	62	62	63	64	63	63	63	62
Heat Index (°F)										75	78	81	82	82	82	81	81	78	76
Surface Wind (mph)	2	2	2	2	2	2	2	3	5	6	6	6	7	7	7	7	6	6	5	3	2	2	2	2
Wind Dir	E	E	E	E	E	E	E	E	E	E	E	E	E	SE	E	SE	SE	SE	SE	SE	SE	E	E	E
Gust
Sky Cover (%)	46	40	43	42	54	46	33	19	28	30	20	14	18	29	32	37	41	35	36	29	35	18	10	8
Precipitation Potential (%)	4	4	3	3	1	1	2	1	0	0	1	2	4	5	4	5	5	4	3	3	2	2	2	2
Relative Humidity (%)	90	90	90	93	90	90	84	76	73	69	62	56	54	54	53	54	54	58	64	71	73	78	84	84
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																							08/09
Hour (EDT)	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01
Temperature (°F)	65	64	63	62	61	62	65	69	72	75	78	80	81	82	82	82	81	79	77	74	72	69	67	66
Dewpoint (°F)	62	61	60	59	58	59	60	60	60	60	60	59	59	59	58	58	58	58	59	60	61	61	61	60
Heat Index (°F)										75	78	81	81	82	82	82	81	79	77
Surface Wind (mph)	2	2	2	2	2	2	2	2	2	3	5	5	6	6	6	6	5	5	3	3	2	2	2	1
Wind Dir	E	E	E	E	E	E	E	E	E	E	E	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE
Gust
Sky Cover (%)	6	6	15	8	7	10	19	12	11	9	8	7	6	6	6	6	6	6	4	4	5	5	5	6
Precipitation Potential (%)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	0	0	0	0	0	0
Relative Humidity (%)	90	90	90	90	90	90	84	73	66	60	54	49	47	46	44	44	46	49	54	62	68	76	81	81
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Hazardous Weather Outlook Regional Weather Conditions Local Climate Snow and Ice Accumulation Forecasts River Stages Drought and Precipitation Forecast Model Data NWS State College Home