– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 am Sat 19 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 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 6°C on Tue morning, min 1°C on Wed morning). Winds increasing (light winds from the W on Tue morning, strong winds from the SSW by Thu night).
	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	some clouds	clear	cloudy	some clouds	some clouds	clear	clear	clear	clear	clear	cloudy
Cloud base (m)	8750	8750					8500	6750		6600			2550	2350	9000	9200	4700	4450
km/h	SSW	WSW	WSW	SSW	SSW	SW	SW	WSW	W	W	W	W	WSW	WSW	WSW	SSW	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	8	9	10	10	11	11	8	8	8	6	5	4	1	2	3	4	6	6
min °C	8	9	10	10	11	9	8	8	7	6	5	2	1	2	2	4	6	2
chill °C	8	8	10	10	10	6	5	5	4	2	1	-4	-5	-4	-4	-1	1	-4

Freezing level m	3900	3950	4150	4200	4200	4050	3950	3950	3950	3700	3500	3100	2800	3000	3300	3450	3500	3350

	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 6°C on Tue morning, min 1°C on Wed morning). Winds increasing (light winds from the W on Tue morning, strong winds from the SSW by Thu night).

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	14°C	Dry and cloudy.	Light winds from the N (6 kph at 0).	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. 3 hours ago	12°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Vancouver Airport 74 km S 218m alt. 3 hours ago	9°C	Mist -.	Calm (0 kph at 0).	5 km Low: broken
Troutdale Airport 75 km S 218m alt. 3 hours ago	12°C	Dry and cloudy.	Wind obs. (6 kph from 90 degs) was rejected.	16 km Low: overcast
Portland Airport 76 km S 218m alt. 3 hours ago	12°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	8°C	Clear	Light winds from the SSW (9 kph at 200).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	9°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 2 hours ago	13°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.