– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 pm Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Sun 18 Oct 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 10°C on Tue night, min 2°C on Mon morning). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 9°C on Wed night, min -3°C on Thu night). Winds increasing (calm on Wed night, strong winds from the NW by Thu night).
		Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	some clouds	cloudy	some clouds	clear	some clouds	clear	clear	clear	clear	some clouds	clear	some clouds	clear	clear
Cloud base (m)	4950	4900		6050	7500	8650		9000	4700	3800	3550	3200	850	850	950
km/h	SW	SSW	SSW	E	ESE	SE	SSW	SSE	SSW	W	W	WNW	NW	NW	NNW	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	6	2	4	5	5	7	10	10	10	9	6	3	-1	-3	0	5
min °C	3	2	3	4	5	7	8	9	9	7	4	1	-3	-3	-1	0
chill °C	-1	-2	0	3	2	4	6	8	9	6	0	-5	-12	-12	-8	-5

Freezing level m	3100	2450	2700	2750	3000	3100	3300	3250	3200	3100	2700	2200	1300	1350	2000	3050

	—	7:30	—	—	7:31	—	—	7:33	—	—	7:35	—	—	7:35	—	—
	—	—	6:15	—	—	6:14	—	—	6:12	—	—	6:09	—	—	6:07	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 10°C on Tue night, min 2°C on Mon morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 9°C on Wed night, min -3°C on Thu night). Winds increasing (calm on Wed night, strong winds from the NW by Thu night).

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	9°C	Clear	Calm (0 kph at 0).	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	9°C	Clear	Calm (0 kph at 0).	16 km
Vancouver Airport 74 km S 218m alt. 3 hours ago	11°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 218m alt. 3 hours ago	10°C	Clear	Calm (0 kph at 0).	16 km
Portland Airport 76 km S 218m alt. 3 hours ago	12°C	Dry and partly cloudy.	Light winds from the E (6 kph at 100).	16 km Low: scattered Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	8°C	Clear	Wind obs. (6 kph from 180 degs) was rejected.	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	8°C	-	Calm (0 kph at 0).	16 km
Hillsbor / ortland Airport 94 km SSW 218m alt. 3 hours ago	8°C	Clear	Calm (0 kph at 0).	16 km

* 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.