– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 am Mon 05 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Mon 05 Oct 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 Tue night, min 9°C on Mon afternoon). Winds decreasing (fresh winds from the WNW on Mon afternoon, calm by Tue morning).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 11°C on Thu morning, min -6°C on Sat night). Winds increasing (calm on Thu afternoon, near gales from the WNW by Fri night).
	Monday 5			Tuesday 6			Wednesday 7			Thursday 8			Friday 9			Saturday 10
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	rain shwrs	clear	clear	some clouds
Cloud base (m)	9150	7150										9600	8700	1800	800	850	850	1450
km/h	W	WNW	NW	NW	WNW	WNW	NNW	NW	NNE	NE	NNW	W	WNW	WNW	WNW	WNW	WNW	ESE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.3	—	—	—
max °C	10	10	10	10	10	11	11	11	11	11	11	11	8	6	4	-2	-3	-5
min °C	10	9	9	10	10	10	10	11	11	11	11	10	7	5	-1	-2	-4	-6
chill °C	7	5	5	8	10	10	10	11	10	10	11	7	2	-2	-10	-10	-11	-14

Freezing level m	4200	4150	4400	4350	4300	4300	4250	4300	4300	4250	4300	4300	4000	3700	2650	1800	1750	1500

	7:11	—	—	7:13	—	—	7:13	—	—	7:15	—	—	7:16	—	—	7:18	—	—
	—	6:40	—	—	6:38	—	—	6:37	—	—	6:35	—	—	6:34	—	—	6:31	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 11°C on Tue night, min 9°C on Mon afternoon). Winds decreasing (fresh winds from the WNW on Mon afternoon, calm by Tue morning).

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 11°C on Thu morning, min -6°C on Sat night). Winds increasing (calm on Thu afternoon, near gales from the WNW by Fri 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. 2 hours ago	14°C	Dry and cloudy.	Light winds from the N (9 kph at 0).	11 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. 2 hours ago	11°C	Mist -.	Light winds from the WSW (6 kph at 240).	5 km Low: scattered
Vancouver Airport 74 km S 218m alt. 2 hours ago	14°C	Mist -.	Calm (0 kph at 0).	5 km Low: overcast
Troutdale Airport 75 km S 218m alt. 2 hours ago	10°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Portland Airport 76 km S 218m alt. 2 hours ago	13°C	Mist -.	Light winds from the N (7 kph at 350).	1 km Low: overcast
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	7°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	11°C	Fog -.	Calm (0 kph at 0).	0 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 41 minutes ago	9°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.