Point Forecast: Mammoth WY  44.98N 110.69W (Elev. 5745 ft)	Last Update: 9:58 am MDT Jul 3, 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) Ceiling Height Visibility Thunder Potential

48-Hour Period Starting: 11am 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 202510pm Mon, Jul 7 2025

Date	07/03													07/04
Hour (MDT)	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10
Temperature (°F)	72	75	77	78	78	77	76	74	70	68	67	65	62	60	59	57	56	55	53	52	52	59	63	67
Dewpoint (°F)	46	45	43	41	40	41	42	42	44	44	47	48	48	46	47	46	45	46	45	44	45	48	49	49
Heat Index (°F)		75	77	78	78	77	76
Surface Wind (mph)	6	10	9	11	11	11	11	9	9	7	5	5	5	6	5	5	6	5	6	6	6	6	6	7
Wind Dir	SSW	SW	SSW	SSW	SW	WSW	W	WNW	WNW	NW	WNW	W	SSW	S	SSE	SSE	S	S	SSE	SSE	SSE	SE	SSE	S
Gust
Sky Cover (%)	64	65	66	67	68	68	69	69	71	73	75	70	65	60	59	57	56	58	60	63	54	46	38	48
Precipitation Potential (%)	13	24	22	25	25	31	28	38	43	30	17	8	8	5	9	3	5	6	7	8	9	11	27	33
Relative Humidity (%)	39	34	30	27	26	28	30	32	39	42	48	54	59	60	64	67	67	71	74	74	78	67	61	53
Rain	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	Chc	Chc
Thunder	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	Chc	Chc
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Lightning Activity Level
Date														07/05
Hour (MDT)	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10
Temperature (°F)	71	72	72	72	74	74	74	72	71	69	66	63	59	57	55	53	52	50	49	49	51	54	58	62
Dewpoint (°F)	50	48	48	48	48	48	48	44	45	46	45	45	45	45	45	44	44	43	43	43	44	44	45	45
Heat Index (°F)
Surface Wind (mph)	8	11	15	14	13	14	13	10	9	8	7	6	6	6	6	6	6	6	6	6	6	7	8	9
Wind Dir	SSW	SSW	SSW	SSW	SSW	SW	SW	SW	SW	SW	SW	SW	S	S	S	S	S	S	S	S	S	SSW	SSW	SW
Gust			22	21	21	22	22	20
Sky Cover (%)	59	69	71	73	75	70	65	60	64	59	53	43	34	24	24	25	25	24	23	22	22	21	21	26
Precipitation Potential (%)	34	44	57	50	41	38	28	56	56	56	56	56	56	13	13	13	13	13	13	19	19	19	19	19
Relative Humidity (%)	48	43	43	42	40	39	39	36	39	43	47	53	59	64	68	72	75	78	80	80	76	70	62	53
Rain	Chc	Chc	Lkly	Chc	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc
Thunder	Chc	Chc	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Lightning Activity Level

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Weather Story Wyoming Road Reports Web Cams by Route Regional Max/Min and Precip Wyoming Tabular State Forecast River Information Fire Weather Information Avalanche Information Drought Information 8 to 14 Day, Monthly and Seasonal Outlooks Fall Frost/Freeze Information