– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 am Fri 11 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Fri 11 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 4°C on Fri afternoon, min -2°C on Sat night). Winds increasing (light winds from the S on Sat night, strong winds from the NW by Sun afternoon).									Days 4–6 Weather Summary Mostly dry. Very mild (max 10°C on Wed night, min 3°C on Mon morning). Winds decreasing (fresh winds from the WNW on Tue morning, light winds from the ENE by Wed night).
	Friday 11			Saturday 12			Sunday 13			Monday 14			Tuesday 15			Wednesday 16
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	some clouds	cloudy	cloudy	heavy snow	mod. snow	light snow	rain shwrs	rain shwrs	some clouds	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	6350	6050	6450	5450		700	700	700	750	1550		8450	8850
km/h	WSW	SSW	S	SE	SE	W	NW	NW	WNW	NNW	NW	WNW	WNW	NW	NNE	NNE	NE	ESE
See all weather maps
cm	—	—	—	—	—	11	10	3	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	0.1	0.2	—	—	—	—	—	—	—	—
max °C	3	4	4	2	3	0	-2	0	2	3	6	5	4	4	6	7	9	10
min °C	3	4	3	2	3	-2	-2	-1	1	3	5	5	4	4	4	6	8	9
chill °C	-1	1	-2	-3	-2	-8	-10	-9	-6	-2	3	2	-1	-1	0	4	6	8

Freezing level m	3200	3150	2950	2900	3000	2250	2150	2550	3100	3550	3700	3650	3400	3300	3650	3900	4150	4250

	6:41	—	—	6:41	—	—	6:43	—	—	6:45	—	—	6:46	—	—	6:47	—	—
	—	7:28	—	—	7:25	—	—	7:23	—	—	7:22	—	—	7:20	—	—	7:17	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 4°C on Fri afternoon, min -2°C on Sat night). Winds increasing (light winds from the S on Sat night, strong winds from the NW by Sun afternoon).

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Wed night, min 3°C on Mon morning). Winds decreasing (fresh winds from the WNW on Tue morning, light winds from the ENE by Wed night).

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 721m alt. 2 hours ago	13°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: 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 718m alt. 2 hours ago	13°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: overcast
Vancouver Airport 74 km S 716m alt. 2 hours ago	13°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 716m alt. 2 hours ago	12°C	Clear	Calm (0 kph at 0).	16 km
Portland Airport 76 km S 715m alt. 2 hours ago	13°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	13°C	Clear	Light winds from the WNW.(Wind varies from 260 to 320 degs) (11 kph at 300).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	12°C	Dry and cloudy.	Light winds from the S (13 kph at 190).	16 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 38 minutes ago	13°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.