– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 am Sat 12 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sat 12 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mild at first with light rain (total 3mm) on Sat night followed by colder weather and light fall of snow, heaviest on Sat night. Freeze-thaw conditions (max 8°C on Sat afternoon, min 0°C on Sat night). Winds increasing (light winds from the SE on Sat night, fresh winds from the WNW by Sun afternoon).									Days 4–6 Weather Summary Mostly dry. Very mild (max 16°C on Thu afternoon, min 6°C on Tue morning). Wind will be generally light.
	Saturday 12			Sunday 13			Monday 14			Tuesday 15			Wednesday 16			Thursday 17
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	light rain	mod. snow	light snow	light snow	rain shwrs	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	5450	2100	700	700	700	800	950		8800
km/h	SE	SSE	WSW	WNW	WNW	WNW	NNW	NW	WNW	NW	NNW	E	E	SE	ESE	ESE	SSE	S
See all weather maps
cm	—	—	8	4	2	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	0.4	1.5	—	0.5	0.3	—	—	—	—	—	—	—	—	—	—	—	—
max °C	6	8	3	1	3	3	4	7	7	7	9	9	10	14	14	14	16	16
min °C	5	4	0	0	1	3	3	7	6	6	8	8	10	13	13	14	16	16
chill °C	2	2	-5	-6	-5	-2	0	5	4	4	5	7	8	13	13	13	16	16

Freezing level m	2900	2550	2050	2200	2600	3200	3700	3600	3600	3600	3500	3750	4150	4350	4450	4450	4500	4500

	6:41	—	—	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: Mild at first with light rain (total 3mm) on Sat night followed by colder weather and light fall of snow, heaviest on Sat night. Freeze-thaw conditions (max 8°C on Sat afternoon, min 0°C on Sat night). Winds increasing (light winds from the SE on Sat night, fresh winds from the WNW by Sun afternoon).

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 16°C on Thu afternoon, min 6°C on Tue morning). Wind will be generally light.

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. 1 hour ago	17°C	Dry and cloudy.	Light winds from the S (11 kph at 180).	16 km Low: few Mid: overcast
BUOY-KLMW1 57 km SW 3m alt. 58 minutes ago
BUOY-LOPW1 60 km WSW 3m alt. 58 minutes ago
Scappoose Airport 72 km SSW 219m alt. 1 hour ago	17°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: broken High: overcast
Vancouver Airport 74 km S 218m alt. 2 hours ago	17°C	Dry and partly cloudy.	Light winds from the W (11 kph at 260).	16 km Low: broken Mid: broken
Troutdale Airport 75 km S 218m alt. 2 hours ago	18°C	Dry and partly cloudy.	Wind obs. (11 kph from 310 degs) was rejected.	16 km Low: broken
Portland Airport 76 km S 218m alt. 2 hours ago	18°C	Dry and partly cloudy.	Light winds from the N (6 kph at 1).	16 km Low: scattered Mid: broken High: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	20°C	Clear	Light winds from the NNW (7 kph at 330).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	17°C	Clear	Light winds from the N (7 kph at 1).	16 km
Johnsons Corner wx 88 km N 215m alt. 1 hour ago	19°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.