– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Thu 10 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Thu 10 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 7°C on Thu afternoon, min -2°C on Sat night). Mainly strong winds.											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 7°C on Wed morning, min 0°C on Sun afternoon). Winds decreasing (strong winds from the NW on Sun afternoon, calm by Tue morning).
	Thu 10		Friday 11			Saturday 12			Sunday 13			Monday 14			Tuesday 15
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	clear	some clouds	some clouds	cloudy	cloudy	cloudy	mod. snow	light snow	cloudy	clear	clear	clear	some clouds	some clouds	clear	clear
Cloud base (m)	6100	9450	6050	5650	5200	800	2450	700	700	750	950		8400	6900	5400
km/h	W	WNW	W	SW	S	SSE	SSE	WNW	NNW	WNW	NW	NNW	NW	SSW	WSW	E	ENE
See all weather maps
cm	—	—	—	—	—	—	—	9	2	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	7	4	2	4	4	0	0	-1	-1	0	2	4	5	5	4	4	6
min °C	6	2	2	3	2	0	-1	-2	-1	0	2	3	5	5	4	4	5
chill °C	1	-4	-3	0	-3	-5	-6	-8	-9	-7	-4	-1	3	4	4	4	3

Freezing level m	3650	3250	3150	3150	2900	2550	2450	2200	2450	2650	3250	3550	3550	3400	3250	3050	3550

	—	—	6:41	—	—	6:41	—	—	6:43	—	—	6:45	—	—	6:46	—	—
	7:30	—	—	7:28	—	—	7:25	—	—	7:23	—	—	7:22	—	—	7:20	—

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 7°C on Thu afternoon, min -2°C on Sat night). Mainly strong winds.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 7°C on Wed morning, min 0°C on Sun afternoon). Winds decreasing (strong winds from the NW on Sun afternoon, calm by Tue morning).

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	Clear	Light winds from the WNW (13 kph at 290).	16 km
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	18°C	Clear	Light winds from the NW (17 kph at 310).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	19°C	Dry and partly cloudy.	Light winds from the NNW (15 kph at 340).	16 km Low: scattered
Troutdale Airport 75 km S 218m alt. 2 hours ago	20°C	Dry and partly cloudy.	Light winds from the WNW.(Wind varies from 260 to 340 degs) (15 kph at 300).	16 km Low: broken
Portland Airport 76 km S 218m alt. 2 hours ago	19°C	Dry and cloudy.	Light winds from the NNW (15 kph at 330).	14 km Low: few Mid: broken High: overcast
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	22°C	Dry and partly cloudy.	Light winds from the WNW (15 kph at 300).	16 km Low: scattered
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	16°C	Clear	Wind obs. (7 kph from 1 degs) was rejected.	16 km
Johnsons Corner wx 88 km N 215m alt. 1 hour 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.