– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 am Sat 19 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sat 19 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 11°C on Sun afternoon, min 7°C on Mon night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Mild temperatures (max 7°C on Tue morning, min 1°C on Tue night). Mainly fresh winds.
	Saturday 19			Sunday 20			Monday 21			Tuesday 22			Wednesday 23			Thursday 24
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	cloudy	some clouds	some clouds	clear	some clouds	some clouds	some clouds	cloudy	cloudy
Cloud base (m)	8850	8750				9500	9250		9050				2600	2200		6700		2900
km/h	S	WSW	WSW	SSW	SW	SW	WSW	WNW	W	W	W	W	WSW	WSW	WSW	SW	WSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	8	9	10	10	11	11	8	8	8	7	5	3	1	2	3	3	4	2
min °C	8	9	9	10	11	9	8	8	7	5	4	1	1	2	2	3	3	1
chill °C	8	8	9	10	10	6	5	5	4	1	-1	-5	-5	-4	-4	-2	-2	-5

Freezing level m	3900	3950	4150	4250	4200	4100	3950	3900	4000	3650	3400	2900	2800	3050	3250	3300	3100	2850

	6:50	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:56	—	—	6:56	—	—
	—	7:12	—	—	7:09	—	—	7:07	—	—	7:06	—	—	7:04	—	—	7:02	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 11°C on Sun afternoon, min 7°C on Mon night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Mild temperatures (max 7°C on Tue morning, min 1°C on Tue night). Mainly fresh winds.

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	15°C	Dry and cloudy.	Light winds from the N (6 kph at 1).	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 219m alt. 1 hour ago	17°C	Dry and partly cloudy.	Light winds from the N (9 kph at 350).	16 km Low: broken
Vancouver Airport 74 km S 218m alt. 2 hours ago	15°C	Dry and cloudy.	Wind obs. (9 kph from 300 degs) was rejected.	16 km Low: overcast
Troutdale Airport 75 km S 218m alt. 2 hours ago	16°C	Dry and cloudy.	Wind obs. (11 kph from 250 degs) was rejected.	16 km Low: overcast
Portland Airport 76 km S 218m alt. 2 hours ago	16°C	Dry and cloudy.	Light winds from the WNW (11 kph at 290).	11 km Low: few Mid: overcast
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	22°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	14°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 1 hour ago	16°C	Dry	Calm (2 kph at 135).

* 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.