– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 am Thu 24 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Thu 24 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 6mm) on Thu night followed by colder weather and light fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 10°C on Thu afternoon, min -2°C on Fri night). Winds decreasing (strong winds from the SSW on Fri morning, calm by Sat night).									Days 4–6 Weather Summary Moderate rain (total 17mm), heaviest on Tue afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min 0°C on Tue night). Winds increasing (calm on Sun morning, strong winds from the W by Tue afternoon).
	Thursday 24			Friday 25			Saturday 26			Sunday 27			Monday 28			Tuesday 29
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	mod. rain	light snow	mod. snow	light snow	some clouds	clear	cloudy	some clouds	clear	some clouds	some clouds	cloudy	light rain	mod. rain	mod. rain	clear
Cloud base (m)	3600	3400	650	700	700	850	800	2000	5400	5250		5950			2950	750	700	800
km/h	S	SSW	SSW	SSW	WNW	WNW	NNW	N	ESE	NNE	NW	WNW	NW	WNW	WSW	WSW	WNW	NW
See all weather maps
cm	—	—	—	3	7	1	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	6	—	—	—	—	—	—	—	—	—	—	—	0.7	9	7	—
max °C	9	10	7	2	2	-1	0	4	4	4	6	4	3	5	5	4	4	2
min °C	9	10	3	2	0	-2	-1	3	3	4	5	3	3	5	4	4	4	0
chill °C	6	6	-4	-5	-8	-8	-7	0	2	4	2	-1	-2	2	-1	-2	-3	-6

Freezing level m	3600	3550	2750	2400	1950	1700	2100	2600	2650	2700	2900	2800	2800	3000	3400	3100	2800	2250

	6:56	—	—	6:58	—	—	7:00	—	—	7:01	—	—	7:01	—	—	7:03	—	—
	—	7:02	—	—	7:00	—	—	6:59	—	—	6:57	—	—	6:54	—	—	6:52	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mild at first with light rain (total 6mm) on Thu night followed by colder weather and light fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 10°C on Thu afternoon, min -2°C on Fri night). Winds decreasing (strong winds from the SSW on Fri morning, calm by Sat night).

Mount Saint Helens Weather (Days 3-6):

Moderate rain (total 17mm), heaviest on Tue afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min 0°C on Tue night). Winds increasing (calm on Sun morning, strong winds from the W by Tue afternoon).

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. 2 hours ago	16°C	Clear	Calm (0 kph at 0).	16 km
BUOY-KLMW1 57 km SW 3m alt. 49 minutes ago
BUOY-LOPW1 60 km WSW 3m alt. 49 minutes ago
Scappoose Airport 72 km SSW 219m alt. 2 hours ago	17°C	Clear	Calm (0 kph at 0).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	16°C	Clear	Wind obs. (6 kph from 220 degs) was rejected.	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	17°C	Clear	Light winds from the NW (6 kph at 310).	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	16°C	Dry and partly cloudy.	Light winds from the N (6 kph at 1).	16 km Low: scattered Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	17°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	17°C	Clear	Light winds from the N (9 kph at 1).	16 km
Johnsons Corner wx 88 km N 215m alt. 54 minutes ago	14°C	Dry	Calm (2 kph at 248).

* 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.