– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Sat 19 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sat 19 Sep 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 11°C on Sun afternoon, min 5°C on Tue morning). Wind will be generally light.											Days 5–7 Weather Summary A moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 4°C on Tue afternoon, min -4°C on Fri morning). Mainly strong winds.
	Sat 19		Sunday 20			Monday 21			Tuesday 22			Wednesday 23			Thursday 24
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	some clouds	clear	clear	cloudy	clear	some clouds	clear	some clouds	clear	cloudy	cloudy	mod. snow
Cloud base (m)	8750						8000		6350		2750	2600	2300	700	6950		700
km/h	SSW	SW	SSW	SSW	SW	WSW	W	WSW	W	W	W	WSW	WSW	WSW	SW	SW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	8
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	9	10	10	11	11	8	8	8	6	4	2	0	1	3	3	4	1
min °C	9	10	10	11	9	8	8	6	5	4	0	0	1	1	3	3	-2
chill °C	9	10	10	10	6	5	5	2	1	-1	-6	-6	-5	-5	-1	-2	-7

Freezing level m	3950	4100	4250	4200	4050	3950	3950	3900	3550	3250	2700	2550	2800	3250	3350	3200	2550

	—	—	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 5°C on Tue morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

A moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 4°C on Tue afternoon, min -4°C on Fri morning). Mainly strong 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. 3 hours ago	20°C	Clear	Light winds from the NW (11 kph at 320).	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	21°C	Clear	Light winds from the NW (6 kph at 320).	16 km
Vancouver Airport 74 km S 218m alt. 3 hours ago	22°C	Clear	Light winds from the N (11 kph at 1).	16 km
Troutdale Airport 75 km S 218m alt. 3 hours ago	21°C	Clear	Calm (0 kph at 0).	16 km
Portland Airport 76 km S 218m alt. 3 hours ago	22°C	-	Wind obs. (9 kph from 320 degs) was rejected.	14 km Low: few
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	15°C	Clear	Calm (0 kph at 0).	16 km
Johnsons Corner wx 88 km N 215m alt. 57 minutes ago	11°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.