weather.gov

Home

News

Organization

Search for:  NWSAll NOAA

Point Forecast: Helena MT  46.6N 112.05W (Elev. 3973 ft)	Last Update: 2:57 am MDT Apr 27, 2024

[hide menu]

Weather Elements Fire Weather Aviation Weather Temperature (°F) Dewpoint (°F) Wind Chill (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet 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: 9am Sat, Apr 27 202410am Sat, Apr 27 202411am Sat, Apr 27 202412pm Sat, Apr 27 20241pm Sat, Apr 27 20242pm Sat, Apr 27 20243pm Sat, Apr 27 20244pm Sat, Apr 27 20245pm Sat, Apr 27 20246pm Sat, Apr 27 20247pm Sat, Apr 27 20248pm Sat, Apr 27 20249pm Sat, Apr 27 202410pm Sat, Apr 27 202411pm Sat, Apr 27 202412am Sun, Apr 28 20241am Sun, Apr 28 20242am Sun, Apr 28 20243am Sun, Apr 28 20244am Sun, Apr 28 20245am Sun, Apr 28 20246am Sun, Apr 28 20247am Sun, Apr 28 20248am Sun, Apr 28 20249am Sun, Apr 28 202410am Sun, Apr 28 202411am Sun, Apr 28 202412pm Sun, Apr 28 20241pm Sun, Apr 28 20242pm Sun, Apr 28 20243pm Sun, Apr 28 20244pm Sun, Apr 28 20245pm Sun, Apr 28 20246pm Sun, Apr 28 20247pm Sun, Apr 28 20248pm Sun, Apr 28 20249pm Sun, Apr 28 202410pm Sun, Apr 28 202411pm Sun, Apr 28 202412am Mon, Apr 29 20241am Mon, Apr 29 20242am Mon, Apr 29 20243am Mon, Apr 29 20244am Mon, Apr 29 20245am Mon, Apr 29 20246am Mon, Apr 29 20247am Mon, Apr 29 20248am Mon, Apr 29 20249am Mon, Apr 29 202410am Mon, Apr 29 202411am Mon, Apr 29 202412pm Mon, Apr 29 20241pm Mon, Apr 29 20242pm Mon, Apr 29 20243pm Mon, Apr 29 20244pm Mon, Apr 29 20245pm Mon, Apr 29 20246pm Mon, Apr 29 20247pm Mon, Apr 29 20248pm Mon, Apr 29 20249pm Mon, Apr 29 202410pm Mon, Apr 29 202411pm Mon, Apr 29 202412am Tue, Apr 30 20241am Tue, Apr 30 20242am Tue, Apr 30 20243am Tue, Apr 30 20244am Tue, Apr 30 20245am Tue, Apr 30 20246am Tue, Apr 30 20247am Tue, Apr 30 20248am Tue, Apr 30 20249am Tue, Apr 30 202410am Tue, Apr 30 202411am Tue, Apr 30 202412pm Tue, Apr 30 20241pm Tue, Apr 30 20242pm Tue, Apr 30 20243pm Tue, Apr 30 20244pm Tue, Apr 30 20245pm Tue, Apr 30 20246pm Tue, Apr 30 20247pm Tue, Apr 30 20248pm Tue, Apr 30 20249pm Tue, Apr 30 202410pm Tue, Apr 30 202411pm Tue, Apr 30 202412am Wed, May 1 20241am Wed, May 1 20242am Wed, May 1 20243am Wed, May 1 20244am Wed, May 1 20245am Wed, May 1 20246am Wed, May 1 20247am Wed, May 1 20248am Wed, May 1 20249am Wed, May 1 202410am Wed, May 1 202411am Wed, May 1 202412pm Wed, May 1 20241pm Wed, May 1 20242pm Wed, May 1 20243pm Wed, May 1 20244pm Wed, May 1 20245pm Wed, May 1 20246pm Wed, May 1 20247pm Wed, May 1 20248pm Wed, May 1 2024

Date	04/27															04/28
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)	43	46	46	47	48	49	51	51	51	52	50	48	46	45	44	43	42	41	41	39	39	39	38	40
Dewpoint (°F)	35	37	37	38	39	40	40	40	41	42	41	41	39	40	39	37	37	36	36	33	33	33	32	33
Wind Chill (°F)	40	44	44	45	45	47					47	46	43	42	39	37	36	35	35	33	32	32	31	34
Surface Wind (mph)	6	5	5	5	6	6	7	7	6	7	7	6	6	6	8	10	10	10	10	8	9	9	9	10
Wind Dir	NNW	N	N	NNE	NE	ENE	NE	NW	WNW	WSW	W	W	SW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	SW	WSW
Gust
Sky Cover (%)	93	92	92	92	92	91	90	90	90	93	93	78	77	71	71	61	57	57	59	63	67	66	67	57
Precipitation Potential (%)	29	39	48	59	73	85	84	79	77	63	55	44	37	34	31	16	15	15	9	9	9	12	12	12
Relative Humidity (%)	73	71	72	70	70	71	68	68	68	69	72	77	77	81	82	80	83	83	83	80	81	80	81	75
Rain	Chc	Chc	Chc	Lkly	Lkly	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Lkly	Chc	Chc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																04/29
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)	43	47	50	52	54	57	58	59	59	57	55	53	50	48	47	45	43	42	40	38	37	37	38	40
Dewpoint (°F)	33	34	34	31	31	30	30	29	28	28	28	28	28	29	29	29	29	28	28	27	27	28	28	29
Wind Chill (°F)	38	42	45										47	44	43	43	41	39	38	36	34	33	34	37
Surface Wind (mph)	10	11	13	14	14	14	15	15	15	16	16	16	8	8	8	5	5	5	3	3	3	5	5	5
Wind Dir	W	W	W	W	W	W	W	W	W	W	W	W	WNW	WNW	WNW	W	W	W	WSW	WSW	WSW	SW	SW	SW
Gust	18	18	21	22	22	22	22	22	22	24	24	24
Sky Cover (%)	28	28	28	43	43	43	44	44	44	62	62	62	77	77	77	68	68	68	74	74	74	71	71	71
Precipitation Potential (%)	12	12	12	15	15	15	15	15	15	2	2	2	2	2	2	12	12	12	12	12	12	57	57	57
Relative Humidity (%)	65	60	53	45	40	36	34	32	31	32	35	39	43	47	50	53	56	58	61	64	67	70	67	64
Rain	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	Lkly	Lkly	Lkly
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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