– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 am Tue 22 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Tue 22 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Light rain (total 4mm), mostly falling on Thu night. Mild temperatures (max 9°C on Thu morning, min 3°C on Thu night). Winds increasing (light winds from the SW on Wed night, strong winds from the SSW by Thu night).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 7°C on Sat afternoon, min -1°C on Fri morning). Winds decreasing (strong winds from the WNW on Fri afternoon, calm by Sat morning).
	Tuesday 22			Wednesday 23			Thursday 24			Friday 25			Saturday 26			Sunday 27
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	cloudy	some clouds	some clouds	cloudy	cloudy	light rain	mod. snow	snow shwrs	some clouds	clear	some clouds	cloudy	cloudy	some clouds	clear
Cloud base (m)	800			5650	8550	6650	3600	3000	650	750	800	950	9100		4550	3600	3150	3400
km/h	WNW	WNW	W	WSW	W	SW	SSW	SSW	SSW	WNW	WNW	NW	ENE	SE	SE	S	SW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	9	1	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	4	—	—	—	—	—	—	—	—	—
max °C	6	7	6	6	7	8	9	8	6	1	0	0	3	7	6	6	6	5
min °C	5	7	5	6	7	7	8	8	3	-1	0	-1	2	6	6	5	6	4
chill °C	2	4	1	3	4	5	5	4	-3	-9	-8	-8	-1	5	3	2	4	2

Freezing level m	3650	3500	3300	3450	3400	3500	3350	3350	2600	1800	2050	1800	2600	3250	3250	3050	2900	2750

	6:54	—	—	6:56	—	—	6:56	—	—	6:58	—	—	7:00	—	—	7:01	—	—
	—	7:06	—	—	7:04	—	—	7:02	—	—	7:00	—	—	6:59	—	—	6:57	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Light rain (total 4mm), mostly falling on Thu night. Mild temperatures (max 9°C on Thu morning, min 3°C on Thu night). Winds increasing (light winds from the SW on Wed night, strong winds from the SSW by Thu night).

Mount Saint Helens Weather (Days 3-6):

A moderate fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 7°C on Sat afternoon, min -1°C on Fri morning). Winds decreasing (strong winds from the WNW on Fri afternoon, calm by Sat morning).

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	19°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
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	19°C	Dry and partly cloudy.	Light winds from the SW (7 kph at 220).	16 km Low: broken
Vancouver Airport 74 km S 218m alt. 3 hours ago	18°C	Dry and cloudy.	Wind obs. (6 kph from 220 degs) was rejected.	16 km Low: overcast
Troutdale Airport 75 km S 218m alt. 3 hours ago	18°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Portland Airport 76 km S 218m alt. 3 hours ago	18°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	21°C	Clear	Moderate winds from the NW (26 kph at 310).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	21°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 54 minutes ago	19°C	Dry	Calm (2 kph at 180).

* 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.