Point Forecast: Old Faithful WY  44.45N 110.85W (Elev. 7398 ft)	Last Update: 7:43 am MDT Jul 13, 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: 9am Sun, Jul 13 202510am Sun, Jul 13 202511am Sun, Jul 13 202512pm Sun, Jul 13 20251pm Sun, Jul 13 20252pm Sun, Jul 13 20253pm Sun, Jul 13 20254pm Sun, Jul 13 20255pm Sun, Jul 13 20256pm Sun, Jul 13 20257pm Sun, Jul 13 20258pm Sun, Jul 13 20259pm Sun, Jul 13 202510pm Sun, Jul 13 202511pm Sun, Jul 13 202512am Mon, Jul 14 20251am Mon, Jul 14 20252am Mon, Jul 14 20253am Mon, Jul 14 20254am Mon, Jul 14 20255am Mon, Jul 14 20256am Mon, Jul 14 20257am Mon, Jul 14 20258am Mon, Jul 14 20259am Mon, Jul 14 202510am Mon, Jul 14 202511am Mon, Jul 14 202512pm Mon, Jul 14 20251pm Mon, Jul 14 20252pm Mon, Jul 14 20253pm Mon, Jul 14 20254pm Mon, Jul 14 20255pm Mon, Jul 14 20256pm Mon, Jul 14 20257pm Mon, Jul 14 20258pm Mon, Jul 14 20259pm Mon, Jul 14 202510pm Mon, Jul 14 202511pm Mon, Jul 14 202512am Tue, Jul 15 20251am Tue, Jul 15 20252am Tue, Jul 15 20253am Tue, Jul 15 20254am Tue, Jul 15 20255am Tue, Jul 15 20256am Tue, Jul 15 20257am Tue, Jul 15 20258am Tue, Jul 15 20259am Tue, Jul 15 202510am Tue, Jul 15 202511am Tue, Jul 15 202512pm Tue, Jul 15 20251pm Tue, Jul 15 20252pm Tue, Jul 15 20253pm Tue, Jul 15 20254pm Tue, Jul 15 20255pm Tue, Jul 15 20256pm Tue, Jul 15 20257pm Tue, Jul 15 20258pm Tue, Jul 15 20259pm Tue, Jul 15 202510pm Tue, Jul 15 202511pm Tue, Jul 15 202512am Wed, Jul 16 20251am Wed, Jul 16 20252am Wed, Jul 16 20253am Wed, Jul 16 20254am Wed, Jul 16 20255am Wed, Jul 16 20256am Wed, Jul 16 20257am Wed, Jul 16 20258am Wed, Jul 16 20259am Wed, Jul 16 202510am Wed, Jul 16 202511am Wed, Jul 16 202512pm Wed, Jul 16 20251pm Wed, Jul 16 20252pm Wed, Jul 16 20253pm Wed, Jul 16 20254pm Wed, Jul 16 20255pm Wed, Jul 16 20256pm Wed, Jul 16 20257pm Wed, Jul 16 20258pm Wed, Jul 16 20259pm Wed, Jul 16 202510pm Wed, Jul 16 202511pm Wed, Jul 16 202512am Thu, Jul 17 20251am Thu, Jul 17 20252am Thu, Jul 17 20253am Thu, Jul 17 20254am Thu, Jul 17 20255am Thu, Jul 17 20256am Thu, Jul 17 20257am Thu, Jul 17 20258am Thu, Jul 17 20259am Thu, Jul 17 202510am Thu, Jul 17 202511am Thu, Jul 17 202512pm Thu, Jul 17 20251pm Thu, Jul 17 20252pm Thu, Jul 17 20253pm Thu, Jul 17 20254pm Thu, Jul 17 20255pm Thu, Jul 17 20256pm Thu, Jul 17 20257pm Thu, Jul 17 20258pm Thu, Jul 17 2025

Date	07/13															07/14
Hour (MDT)	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08
Temperature (°F)	63	70	76	79	80	81	82	82	82	82	79	75	68	62	59	55	53	49	48	47	46	45	47	57
Dewpoint (°F)	46	45	41	39	39	36	37	37	37	37	36	39	39	40	39	40	40	38	38	38	37	38	39	43
Heat Index (°F)			76	79	79	79	80	80	80	80	79	75
Surface Wind (mph)	2	2	3	6	8	8	8	8	8	8	9	7	6	6	7	6	5	5	5	5	5	2	2	2
Wind Dir	W	SW	WSW	WSW	WSW	WSW	WSW	W	WSW	W	WSW	WSW	SW	SSW	SSW	SW	SSW	SSW	SSW	S	S	S	S	SSW
Gust
Sky Cover (%)	1	1	1	1	3	5	6	6	6	6	13	18	19	26	27	27	24	22	19	18	18	27	25	17
Precipitation Potential (%)	0	0	0	0	0	0	0	0	5	10	10	10	6	6	6	2	2	2	2	2	2	1	1	1
Relative Humidity (%)	54	41	28	24	23	20	20	20	20	20	21	27	35	44	48	57	61	66	69	71	71	75	74	60
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Lightning Activity Level
Date																07/15
Hour (MDT)	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08
Temperature (°F)	67	73	77	80	81	82	82	82	81	79	75	71	66	62	58	55	53	51	49	46	44	45	49	57
Dewpoint (°F)	47	45	44	45	44	44	43	42	41	41	42	43	44	45	44	44	43	43	42	41	41	42	44	48
Heat Index (°F)			77	79	80	80	80	80	79	79	75
Surface Wind (mph)	2	3	5	6	7	7	7	7	7	6	5	5	3	3	2	2	2	2	2	2	2	2	2	3
Wind Dir	SSW	SW	SW	WSW	WSW	WSW	WSW	W	W	W	W	SW	SSW	S	SE	ESE	ESE	E	E	E	E	ENE	ENE	ENE
Gust
Sky Cover (%)	7	9	10	11	15	19	23	27	30	34	38	42	46	39	32	25	24	23	22	20	17	15	17	18
Precipitation Potential (%)	1	1	1	16	16	16	16	16	16	23	23	23	23	23	23	12	12	12	12	12	12	19	19	19
Relative Humidity (%)	48	37	31	29	27	26	25	24	24	26	31	37	45	53	60	66	70	74	78	84	90	90	83	72
Rain	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	SChc	SChc	SChc
Thunder	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	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