– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Sat 12 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sat 12 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A moderate fall of snow, heaviest on Sat night. Freeze-thaw conditions (max 6°C on Mon afternoon, min -3°C on Sat night). Winds decreasing (strong winds from the NW on Sun afternoon, light winds from the WNW by Tue morning).											Days 5–7 Weather Summary Mostly dry. Very mild (max 13°C on Thu afternoon, min 6°C on Tue afternoon). Wind will be generally light.
	Sat 12		Sunday 13			Monday 14			Tuesday 15			Wednesday 16			Thursday 17
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	mod. snow	light snow	light snow	rain shwrs	clear	some clouds	clear	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	1900	700	700	700	750	1000		8800	7200
km/h	SE	WSW	WNW	NW	NW	NNW	NW	WNW	WNW	NNW	NE	E	SSE	SE	SSE	SSW	SW
See all weather maps
cm	—	10	5	2	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	-1	-2	0	3	4	6	5	5	6	8	9	11	12	12	13	13
min °C	0	-3	-3	-1	1	3	5	5	5	6	6	8	11	11	12	13	13
chill °C	-5	-8	-10	-8	-6	-2	2	2	2	4	4	7	11	11	11	12	11

Freezing level m	2500	2050	2150	2550	3200	3700	3650	3650	3550	3700	3900	4250	4400	4550	4550	4500	4500

	—	—	6:43	—	—	6:45	—	—	6:46	—	—	6:47	—	—	6:48	—	—
	7:25	—	—	7:23	—	—	7:22	—	—	7:20	—	—	7:17	—	—	7:15	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A moderate fall of snow, heaviest on Sat night. Freeze-thaw conditions (max 6°C on Mon afternoon, min -3°C on Sat night). Winds decreasing (strong winds from the NW on Sun afternoon, light winds from the WNW by Tue morning).

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 13°C on Thu afternoon, min 6°C on Tue afternoon). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helens at the specific elevation of 2549 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. 2 hours ago	18°C	Dry and cloudy.	Light winds from the SSE (6 kph at 160).	16 km Low: scattered Mid: overcast
BUOY-KLMW1 57 km SW 3m alt. 1 hour ago
BUOY-LOPW1 60 km WSW 3m alt. 1 hour ago
Scappoose Airport 72 km SSW 219m alt. 2 hours ago	17°C	Dry and cloudy.	Light winds from the SW (6 kph at 220).	16 km Low: overcast
Vancouver Airport 74 km S 218m alt. 2 hours ago	18°C	Dry and cloudy.	Wind obs. (9 kph from 280 degs) was rejected.	16 km Low: few Mid: overcast
Troutdale Airport 75 km S 218m alt. 2 hours ago	18°C	Dry and partly cloudy.	Wind obs. (9 kph from 1 degs) was rejected.	16 km Low: few Mid: broken
Portland Airport 76 km S 218m alt. 2 hours ago	18°C	Dry and partly cloudy.	Light winds from the W (13 kph at 280).	16 km Low: few Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	16°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	15°C	Drizzle	Calm (0 kph at 0).	8 km Low: few Mid: scattered High: broken
Hillsbor / ortland Airport 94 km SSW 218m alt. 2 hours ago	16°C	Light rain .	Light winds from the WSW (6 kph at 250).	16 km Low: overcast

* 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.