Point Forecast: Big Sky MT  45.28N 111.32W (Elev. 2058 m)	Last Update: 2:08 pm MDT Jul 3, 2025

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Weather Elements Fire Weather Aviation Weather Temperature (°C) Dewpoint (°C) Heat Index (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) Grassland Fire Danger Index Ceiling Height Visibility

48-Hour Period Starting: 3pm Thu, Jul 3 20254pm Thu, Jul 3 20255pm Thu, Jul 3 20256pm Thu, Jul 3 20257pm Thu, Jul 3 20258pm Thu, Jul 3 20259pm Thu, Jul 3 202510pm Thu, Jul 3 202511pm Thu, Jul 3 202512am Fri, Jul 4 20251am Fri, Jul 4 20252am Fri, Jul 4 20253am Fri, Jul 4 20254am Fri, Jul 4 20255am Fri, Jul 4 20256am Fri, Jul 4 20257am Fri, Jul 4 20258am Fri, Jul 4 20259am Fri, Jul 4 202510am Fri, Jul 4 202511am Fri, Jul 4 202512pm Fri, Jul 4 20251pm Fri, Jul 4 20252pm Fri, Jul 4 20253pm Fri, Jul 4 20254pm Fri, Jul 4 20255pm Fri, Jul 4 20256pm Fri, Jul 4 20257pm Fri, Jul 4 20258pm Fri, Jul 4 20259pm Fri, Jul 4 202510pm Fri, Jul 4 202511pm Fri, Jul 4 202512am Sat, Jul 5 20251am Sat, Jul 5 20252am Sat, Jul 5 20253am Sat, Jul 5 20254am Sat, Jul 5 20255am Sat, Jul 5 20256am Sat, Jul 5 20257am Sat, Jul 5 20258am Sat, Jul 5 20259am Sat, Jul 5 202510am Sat, Jul 5 202511am Sat, Jul 5 202512pm Sat, Jul 5 20251pm Sat, Jul 5 20252pm Sat, Jul 5 20253pm Sat, Jul 5 20254pm Sat, Jul 5 20255pm Sat, Jul 5 20256pm Sat, Jul 5 20257pm Sat, Jul 5 20258pm Sat, Jul 5 20259pm Sat, Jul 5 202510pm Sat, Jul 5 202511pm Sat, Jul 5 202512am Sun, Jul 6 20251am Sun, Jul 6 20252am Sun, Jul 6 20253am Sun, Jul 6 20254am Sun, Jul 6 20255am Sun, Jul 6 20256am Sun, Jul 6 20257am Sun, Jul 6 20258am Sun, Jul 6 20259am Sun, Jul 6 202510am Sun, Jul 6 202511am Sun, Jul 6 202512pm Sun, Jul 6 20251pm Sun, Jul 6 20252pm Sun, Jul 6 20253pm Sun, Jul 6 20254pm Sun, Jul 6 20255pm Sun, Jul 6 20256pm Sun, Jul 6 20257pm Sun, Jul 6 20258pm Sun, Jul 6 20259pm Sun, Jul 6 202510pm Sun, Jul 6 202511pm Sun, Jul 6 202512am Mon, Jul 7 20251am Mon, Jul 7 20252am Mon, Jul 7 20253am Mon, Jul 7 20254am Mon, Jul 7 20255am Mon, Jul 7 20256am Mon, Jul 7 20257am Mon, Jul 7 20258am Mon, Jul 7 20259am Mon, Jul 7 202510am Mon, Jul 7 202511am Mon, Jul 7 202512pm Mon, Jul 7 20251pm Mon, Jul 7 20252pm Mon, Jul 7 20253pm Mon, Jul 7 20254pm Mon, Jul 7 20255pm Mon, Jul 7 20256pm Mon, Jul 7 20257pm Mon, Jul 7 20258pm Mon, Jul 7 20259pm Mon, Jul 7 202510pm Mon, Jul 7 202511pm Mon, Jul 7 202512am Tue, Jul 8 20251am Tue, Jul 8 20252am Tue, Jul 8 2025

Date	07/03									07/04
Hour (MDT)	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14
Temperature (°C)	27	26	24	23	21	20	18	17	16	15	14	13	13	12	12	11	11	12	14	17	19	21	19	21
Dewpoint (°C)	8	7	9	11	11	9	9	10	9	9	9	9	9	8	8	7	7	8	10	9	9	9	11	10
Heat Index (°C)	27	26	24
Surface Wind (mph)	6	6	6	5	3	2	2	2	2	1	1	1	1	1	1	1	1	1	1	1	2	3	5	6
Wind Dir	WSW	WSW	SW	W	W	S	SE	ESE	SE	S	SSW	SE	SSE	SSE	E	E	ESE	ESE	SE	SE	S	SSW	SW	SSW
Gust
Sky Cover (%)	73	73	82	76	74	80	74	78	77	86	79	72	65	70	68	49	47	43	55	59	57	88	92	92
Precipitation Potential (%)	59	56	44	49	39	12	4	2	4	4	2	1	1	2	3	4	7	14	32	39	35	82	87	87
Relative Humidity (%)	29	30	38	46	52	51	57	64	66	71	75	75	77	76	78	78	79	79	77	63	54	47	56	50
Rain	Lkly	Lkly	Chc	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	Chc	Chc	Chc	Ocnl	Ocnl	Ocnl
Thunder	Chc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc
Date										07/05
Hour (MDT)	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14
Temperature (°C)	22	21	21	19	18	18	16	14	13	12	11	11	9	9	8	8	8	9	11	13	16	18	19	20
Dewpoint (°C)	11	9	9	9	9	9	8	9	9	8	8	7	7	7	6	7	7	8	8	8	8	7	7	8
Heat Index (°C)
Surface Wind (mph)	7	7	6	6	5	3	2	1	1	2	2	2	2	2	2	1	1	1	2	2	2	6	6	6
Wind Dir	WSW	WSW	W	WSW	NW	WNW	W	WSW	SSW	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	SW	WSW	WSW	WSW
Gust
Sky Cover (%)	82	87	85	76	76	76	76	76	76	19	19	19	21	21	21	53	53	53	53	53	53	81	81	81
Precipitation Potential (%)	72	80	77	63	63	63	63	63	63	13	13	13	13	13	13	30	30	30	30	30	30	71	71	71
Relative Humidity (%)	47	47	49	50	53	55	61	71	75	76	79	81	84	87	89	90	90	88	83	72	59	49	45	45
Rain	Lkly	Ocnl	Ocnl	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	--	--	--	--	--	--	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Lkly	Lkly
Thunder	Lkly	Lkly	Lkly	Chc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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