– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 10 pm Sat 29 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sat 29 Aug Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 14°C on Mon afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the NW on Sat night, calm by Sun night).										Days 5–7 Weather Summary Mild with heavy rain (total 24mm), heaviest during Thu night. Becoming colder with a moderate fall of snow heaviest on Thu night. Mild temperatures (max 8°C on Tue night, min 1°C on Fri morning). Winds decreasing (strong winds from the SSW on Wed night, calm by Fri afternoon).
		Sunday 30			Monday 31			Tuesday 1			Wednesday 2			Thursday 3
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	some clouds	clear	clear	clear	clear	some clouds	clear	some clouds	light rain	light rain	light rain	heavy rain	light rain	rain shwrs	light snow
Cloud base (m)	800	850	5500				5350	5100	2350	700	1650	900	800	1600	2250	700
km/h	NW	NNW	NW	WNW	SSE	SSW	SW	SSW	WSW	SW	SSW	SSW	S	SE	NNW	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	5
mm	0.2	—	—	—	—	—	—	—	—	0.6	0.8	2	10	0.6	0.4	9
max °C	3	5	9	11	12	14	13	10	10	8	4	3	3	3	4	3
min °C	3	3	8	8	11	14	11	9	10	4	3	3	2	2	4	2
chill °C	-2	-1	5	5	11	13	10	8	9	0	-2	-2	-2	-1	2	-2

Freezing level m	3300	3600	3800	3900	3900	3950	3900	3650	3500	3200	2550	2500	2400	2450	2550	2400

	—	6:26	—	—	6:26	—	—	6:28	—	—	6:28	—	—	6:31	—	—
	—	—	7:51	—	—	7:49	—	—	7:46	—	—	7:45	—	—	7:44	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 14°C on Mon afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the NW on Sat night, calm by Sun night).

Mount Saint Helens Weather (Days 3-6):

Mild with heavy rain (total 24mm), heaviest during Thu night. Becoming colder with a moderate fall of snow heaviest on Thu night. Mild temperatures (max 8°C on Tue night, min 1°C on Fri morning). Winds decreasing (strong winds from the SSW on Wed night, calm by Fri afternoon).

This table gives the weather forecast for Mount Saint Helens at the specific elevation of 2000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Saint Helens. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.

Live conditions reported by 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Kelso Longveiw Airport 56 km WSW 220m alt. 3 hours ago	14°C	Clear	Light winds from the WNW (7 kph at 300).	16 km
BUOY-KLMW1 57 km SW 3m alt. 2 hours ago
BUOY-LOPW1 60 km WSW 3m alt. 2 hours ago
Scappoose Airport 72 km SSW 219m alt. 3 hours ago	15°C	Clear	Light winds from the WNW (6 kph at 300).	16 km
Vancouver Airport 74 km S 218m alt. 3 hours ago	17°C	Clear	Light winds from the N (6 kph at 350).	16 km
Troutdale Airport 75 km S 218m alt. 3 hours ago	17°C	Clear	Light winds from the N (7 kph at 1).	16 km
Portland Airport 76 km S 218m alt. 3 hours ago	17°C	-	Light winds from the NNW (7 kph at 330).	16 km Low: few
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	14°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	14°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken Mid: broken
Johnsons Corner wx 88 km N 215m alt. 54 minutes ago	10°C	Dry	Calm (0 kph at —).

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.