Point Forecast: Greybull/S Big Horn Airport WY  44.51N 108.07W (Elev. 1158 m)	Last Update: 9:58 am 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 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) Ceiling Height Visibility Thunder Potential

48-Hour Period Starting: 10am Thu, Jul 3 202511am Thu, Jul 3 202512pm Thu, Jul 3 20251pm Thu, Jul 3 20252pm Thu, Jul 3 20253pm 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 2025

Date	07/03														07/04
Hour (MDT)	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09
Temperature (°C)	28	30	32	33	33	33	32	31	30	29	28	27	24	23	22	21	19	19	18	17	17	18	19	21
Dewpoint (°C)	11	11	9	9	8	8	9	8	9	10	11	12	13	13	12	13	13	13	12	13	12	13	13	13
Heat Index (°C)	27	29	30	31	31	31	30	29	28	28	27	27	24
Surface Wind (mph)	5	3	2	5	6	11	13	14	13	11	8	5	10	9	9	7	7	6	6	6	6	5	6	5
Wind Dir	S	S	SSW	SSW	W	WNW	NW	WNW	WNW	NW	WNW	WNW	NNW	WNW	WNW	WNW	SW	S	SSE	ESE	SE	SE	SSE	SE
Gust
Sky Cover (%)	54	62	69	66	62	59	65	71	77	79	81	82	82	83	83	82	81	80	77	74	70	60	50	40
Precipitation Potential (%)	1	1	6	10	17	20	21	22	26	24	23	33	28	21	15	22	16	14	19	15	11	7	8	8
Relative Humidity (%)	35	30	25	23	21	21	24	25	27	31	36	41	50	55	55	61	65	67	69	75	75	73	68	61
Rain	--	--	--	SChc	SChc	SChc	SChc	SChc	Chc	SChc	SChc	Chc	Chc	SChc	SChc	SChc	SChc	--	SChc	SChc	--	--	--	--
Thunder	--	--	--	SChc	SChc	SChc	SChc	SChc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--
Date															07/05
Hour (MDT)	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09
Temperature (°C)	24	26	28	29	30	31	28	27	26	26	25	24	23	21	18	17	16	16	14	14	14	15	17	19
Dewpoint (°C)	14	12	12	12	12	12	12	12	13	12	12	12	13	13	12	12	12	12	12	12	12	12	12	12
Heat Index (°C)	24	26	27	28	29	29	28	27	26	26	25	24
Surface Wind (mph)	5	6	5	3	6	6	10	9	10	10	9	8	7	7	6	5	5	3	2	2	2	2	2	3
Wind Dir	SSE	S	SSW	E	WNW	NW	WNW	WNW	N	N	N	NNW	NNW	N	N	NNE	E	ESE	ESE	ESE	ESE	SE	S	SSW
Gust
Sky Cover (%)	39	39	38	41	44	47	55	63	71	58	53	47	45	43	41	33	24	16	22	28	34	28	23	17
Precipitation Potential (%)	13	11	12	14	21	42	47	36	29	29	29	29	29	29	7	7	7	7	7	7	8	8	8	8
Relative Humidity (%)	54	44	38	34	33	31	35	39	44	44	45	49	54	61	68	73	77	80	84	87	87	82	74	65
Rain	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	--	--	--	--
Thunder	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--

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