Point Forecast: Harrisburg International Airport PA  40.2N 76.77W (Elev. 299 ft)	Last Update: 12:36 pm EDT Jun 23, 2025

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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: 12pm Mon, Jun 23 20251pm Mon, Jun 23 20252pm Mon, Jun 23 20253pm Mon, Jun 23 20254pm Mon, Jun 23 20255pm Mon, Jun 23 20256pm Mon, Jun 23 20257pm Mon, Jun 23 20258pm Mon, Jun 23 20259pm Mon, Jun 23 202510pm Mon, Jun 23 202511pm Mon, Jun 23 202512am Tue, Jun 24 20251am Tue, Jun 24 20252am Tue, Jun 24 20253am Tue, Jun 24 20254am Tue, Jun 24 20255am Tue, Jun 24 20256am Tue, Jun 24 20257am Tue, Jun 24 20258am Tue, Jun 24 20259am Tue, Jun 24 202510am Tue, Jun 24 202511am Tue, Jun 24 202512pm Tue, Jun 24 20251pm Tue, Jun 24 20252pm Tue, Jun 24 20253pm Tue, Jun 24 20254pm Tue, Jun 24 20255pm Tue, Jun 24 20256pm Tue, Jun 24 20257pm Tue, Jun 24 20258pm Tue, Jun 24 20259pm Tue, Jun 24 202510pm Tue, Jun 24 202511pm Tue, Jun 24 202512am Wed, Jun 25 20251am Wed, Jun 25 20252am Wed, Jun 25 20253am Wed, Jun 25 20254am Wed, Jun 25 20255am Wed, Jun 25 20256am Wed, Jun 25 20257am Wed, Jun 25 20258am Wed, Jun 25 20259am Wed, Jun 25 202510am Wed, Jun 25 202511am Wed, Jun 25 202512pm Wed, Jun 25 20251pm Wed, Jun 25 20252pm Wed, Jun 25 20253pm Wed, Jun 25 20254pm Wed, Jun 25 20255pm Wed, Jun 25 20256pm Wed, Jun 25 20257pm Wed, Jun 25 20258pm Wed, Jun 25 20259pm Wed, Jun 25 202510pm Wed, Jun 25 202511pm Wed, Jun 25 202512am Thu, Jun 26 20251am Thu, Jun 26 20252am Thu, Jun 26 20253am Thu, Jun 26 20254am Thu, Jun 26 20255am Thu, Jun 26 20256am Thu, Jun 26 20257am Thu, Jun 26 20258am Thu, Jun 26 20259am Thu, Jun 26 202510am Thu, Jun 26 202511am Thu, Jun 26 202512pm Thu, Jun 26 20251pm Thu, Jun 26 20252pm Thu, Jun 26 20253pm Thu, Jun 26 20254pm Thu, Jun 26 20255pm Thu, Jun 26 20256pm Thu, Jun 26 20257pm Thu, Jun 26 20258pm Thu, Jun 26 20259pm Thu, Jun 26 202510pm Thu, Jun 26 202511pm Thu, Jun 26 202512am Fri, Jun 27 20251am Fri, Jun 27 20252am Fri, Jun 27 20253am Fri, Jun 27 20254am Fri, Jun 27 20255am Fri, Jun 27 20256am Fri, Jun 27 20257am Fri, Jun 27 20258am Fri, Jun 27 20259am Fri, Jun 27 202510am Fri, Jun 27 202511am Fri, Jun 27 202512pm Fri, Jun 27 20251pm Fri, Jun 27 20252pm Fri, Jun 27 20253pm Fri, Jun 27 20254pm Fri, Jun 27 20255pm Fri, Jun 27 20256pm Fri, Jun 27 20257pm Fri, Jun 27 20258pm Fri, Jun 27 20259pm Fri, Jun 27 202510pm Fri, Jun 27 202511pm Fri, Jun 27 2025

Date	06/23												06/24
Hour (EDT)	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11
Temperature (°F)	92	94	96	96	97	97	96	95	92	86	85	83	83	82	80	78	78	78	77	79	81	84	89	91
Dewpoint (°F)	73	72	71	71	70	69	70	71	72	74	73	73	72	72	72	71	72	71	72	72	73	73	72	72
Heat Index (°F)	101	102	104	104	104	103	103	103	100	94	92	89	88	87	84	78	78	78	77	79	86	90	96	99
Surface Wind (mph)	6	6	6	6	6	5	5	3	2	2	2	2	2	2	3	2	2	2	2	1	2	2	2	3
Wind Dir	NW	NW	NW	W	W	W	W	W	W	W	W	W	W	W	NW	NW	NW	NW	NW	W	NW	W	NW	NW
Gust
Sky Cover (%)	28	33	38	34	31	27	20	13	6	6	6	6	5	5	5	5	5	5	5	4	4	7	10	13
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	2	3
Relative Humidity (%)	54	49	45	45	42	40	43	46	52	68	67	72	70	72	77	79	82	79	85	79	77	70	57	54
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date													06/25
Hour (EDT)	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11
Temperature (°F)	93	95	96	96	96	97	95	94	92	88	86	84	82	81	79	78	77	76	77	79	80	83	86	89
Dewpoint (°F)	71	69	69	68	68	68	69	69	70	70	70	69	69	70	70	70	69	69	70	70	71	71	71	71
Heat Index (°F)	100	101	102	101	101	102	101	99	98	93	90	88	86	84	79	78	77	76	77	79	83	88	91	95
Surface Wind (mph)	5	5	6	6	6	6	6	5	5	3	2	2	2	2	2	2	1	1	1	1	1	1	2	2
Wind Dir	NW	NW	NW	NW	W	W	W	NW	NW	W	W	W	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW
Gust
Sky Cover (%)	16	19	22	25	29	32	26	20	14	15	16	17	17	18	19	20	21	22	23	24	24	25	26	27
Precipitation Potential (%)	5	6	4	4	4	4	4	4	2	2	2	2	2	2	1	1	1	1	1	1	7	7	7	7
Relative Humidity (%)	49	43	42	40	40	39	43	44	49	55	58	61	65	69	74	76	77	79	77	76	74	67	61	56
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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