weather.gov

Home

News

Organization

Search for:  NWSAll NOAA

Point Forecast: 10 Miles W St Mary MT  48.76N 113.67W (Elev. 7244 ft)	Last Update: 8:31 am MDT Jul 31, 2021

[hide menu]

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 Haines Index Trans. Wind  ktmphkm/hm/s Vent Rate (x1000 mph-ft) Grassland Fire Danger Index Ceiling Height Visibility

48-Hour Period Starting: 11am Sat, Jul 31 202112pm Sat, Jul 31 20211pm Sat, Jul 31 20212pm Sat, Jul 31 20213pm Sat, Jul 31 20214pm Sat, Jul 31 20215pm Sat, Jul 31 20216pm Sat, Jul 31 20217pm Sat, Jul 31 20218pm Sat, Jul 31 20219pm Sat, Jul 31 202110pm Sat, Jul 31 202111pm Sat, Jul 31 202112am Sun, Aug 1 20211am Sun, Aug 1 20212am Sun, Aug 1 20213am Sun, Aug 1 20214am Sun, Aug 1 20215am Sun, Aug 1 20216am Sun, Aug 1 20217am Sun, Aug 1 20218am Sun, Aug 1 20219am Sun, Aug 1 202110am Sun, Aug 1 202111am Sun, Aug 1 202112pm Sun, Aug 1 20211pm Sun, Aug 1 20212pm Sun, Aug 1 20213pm Sun, Aug 1 20214pm Sun, Aug 1 20215pm Sun, Aug 1 20216pm Sun, Aug 1 20217pm Sun, Aug 1 20218pm Sun, Aug 1 20219pm Sun, Aug 1 202110pm Sun, Aug 1 202111pm Sun, Aug 1 202112am Mon, Aug 2 20211am Mon, Aug 2 20212am Mon, Aug 2 20213am Mon, Aug 2 20214am Mon, Aug 2 20215am Mon, Aug 2 20216am Mon, Aug 2 20217am Mon, Aug 2 20218am Mon, Aug 2 20219am Mon, Aug 2 202110am Mon, Aug 2 202111am Mon, Aug 2 202112pm Mon, Aug 2 20211pm Mon, Aug 2 20212pm Mon, Aug 2 20213pm Mon, Aug 2 20214pm Mon, Aug 2 20215pm Mon, Aug 2 20216pm Mon, Aug 2 20217pm Mon, Aug 2 20218pm Mon, Aug 2 20219pm Mon, Aug 2 202110pm Mon, Aug 2 202111pm Mon, Aug 2 202112am Tue, Aug 3 20211am Tue, Aug 3 20212am Tue, Aug 3 20213am Tue, Aug 3 20214am Tue, Aug 3 20215am Tue, Aug 3 20216am Tue, Aug 3 20217am Tue, Aug 3 20218am Tue, Aug 3 20219am Tue, Aug 3 202110am Tue, Aug 3 202111am Tue, Aug 3 202112pm Tue, Aug 3 20211pm Tue, Aug 3 20212pm Tue, Aug 3 20213pm Tue, Aug 3 20214pm Tue, Aug 3 20215pm Tue, Aug 3 20216pm Tue, Aug 3 20217pm Tue, Aug 3 20218pm Tue, Aug 3 20219pm Tue, Aug 3 202110pm Tue, Aug 3 202111pm Tue, Aug 3 202112am Wed, Aug 4 20211am Wed, Aug 4 20212am Wed, Aug 4 20213am Wed, Aug 4 20214am Wed, Aug 4 20215am Wed, Aug 4 20216am Wed, Aug 4 20217am Wed, Aug 4 20218am Wed, Aug 4 20219am Wed, Aug 4 202110am Wed, Aug 4 202111am Wed, Aug 4 202112pm Wed, Aug 4 20211pm Wed, Aug 4 20212pm Wed, Aug 4 20213pm Wed, Aug 4 20214pm Wed, Aug 4 20215pm Wed, Aug 4 20216pm Wed, Aug 4 20217pm Wed, Aug 4 20218pm Wed, Aug 4 20219pm Wed, Aug 4 202110pm Wed, Aug 4 2021

Date	07/31													08/01
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)	69	72	74	75	77	78	78	78	76	73	71	68	66	66	64	62	61	59	59	59	59	62	66	69
Dewpoint (°F)	44	44	48	44	43	45	40	40	42	39	41	39	36	37	35	36	37	35	37	35	38	39	41	40
Heat Index (°F)				75	77	78	78	78	76
Surface Wind (mph)	16	15	16	16	15	16	16	15	16	18	21	21	23	24	22	22	17	17	17	16	16	16	17	17
Wind Dir	ENE	E	E	E	E	ESE	E	E	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	ESE	ESE	ESE	ESE	ESE	ESE	ESE
Gust	23	21	23	23	23	23	23	21	23	25	29	29	32	33	31	31	24	24	24	23	23	23	24	24
Sky Cover (%)	22	33	31	32	32	30	32	27	24	23	37	43	39	47	55	57	69	65	57	44	44	44	40	40
Precipitation Potential (%)	0	4	5	5	5	5	5	5	5	4	5	5	5	1	2	2	2	2	2	3	3	3	3	3
Relative Humidity (%)	41	36	39	33	30	31	26	26	29	29	33	34	33	34	34	38	40	41	43	41	45	43	40	34
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date														08/02
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	73	75	77	78	78	77	75	74	72	71	69	68	67	65	65	64	63	62	61	60	60	58	58
Dewpoint (°F)	40	39	38	39	39	40	41	41	43	44	46	44	43	43	43	45	47	54	54	53	53	53	52	52
Heat Index (°F)			75	77	78	78	77	75
Surface Wind (mph)	17	18	18	18	18	18	18	16	16	16	16	16	16	15	15	15	14	14	14	16	16	16	16	16
Wind Dir	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	SE	SE	SE	SE	SE	SSW	SSW	SSW	SW	SW	SW	WSW	WSW	WSW	WSW	WSW
Gust	24	25	25	25	25	25	25	23	23	23	24	24	24	21	21	21	20	20	20	23	23	23	23	23
Sky Cover (%)	40	41	41	41	33	33	33	65	65	65	80	80	80	78	78	78	83	83	83	86	86	86	73	73
Precipitation Potential (%)	3	17	17	17	17	17	17	49	49	49	49	49	49	51	51	51	51	51	51	51	51	51	51	51
Relative Humidity (%)	32	29	26	25	25	26	27	29	33	37	40	41	41	42	45	49	54	73	75	76	77	78	79	81
Rain	--	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Zone Forecast User Defined Area

---

Webmaster NOAA's National Weather Service Great Falls, MT

Disclaimer Credits Glossary

Privacy Policy About Us Career Opportunities