– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Sat 26 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sat 26 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. Freeze-thaw conditions (max 4°C on Mon night, min 0°C on Sat afternoon). Winds increasing (calm on Sat afternoon, strong winds from the W by Tue morning).											Days 5–7 Weather Summary Light rain (total 3mm), mostly falling on Thu night. Mild temperatures (max 8°C on Wed afternoon, min 2°C on Thu night). Winds decreasing (strong winds from the W on Tue afternoon, light winds from the WSW by Wed afternoon).
	Sat 26		Sunday 27			Monday 28			Tuesday 29			Wednesday 30			Thursday 1
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	cloudy	some clouds	clear	some clouds	some clouds	some clouds	cloudy	light rain	light rain	clear	some clouds	clear	clear	rain shwrs	rain shwrs
Cloud base (m)		6300	5100	5000	9100	5400	3550	3050	2100	750	700	900	9400			1950	800
km/h	ESE	S	SSW	WSW	WNW	WNW	WNW	W	W	W	W	W	SW	SW	SW	WSW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	0.2	0.8	—	—	—	—	0.1	1.2
max °C	2	2	2	3	3	3	2	4	4	4	5	7	8	8	7	6	3
min °C	0	2	2	3	3	3	2	3	4	4	4	6	8	7	6	4	2
chill °C	0	0	0	1	0	-2	-4	-3	-2	-2	-2	2	6	3	1	-2	-5

Freezing level m	2800	2950	2900	3000	3200	3200	2950	3500	3550	3550	3450	4000	4000	3950	3700	3300	3300

	—	—	7:01	—	—	7:01	—	—	7:03	—	—	7:05	—	—	7:05	—	—
	6:59	—	—	6:57	—	—	6:54	—	—	6:52	—	—	6:51	—	—	6:49	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Freeze-thaw conditions (max 4°C on Mon night, min 0°C on Sat afternoon). Winds increasing (calm on Sat afternoon, strong winds from the W by Tue morning).

Mount Saint Helens Weather (Days 3-6):

Light rain (total 3mm), mostly falling on Thu night. Mild temperatures (max 8°C on Wed afternoon, min 2°C on Thu night). Winds decreasing (strong winds from the W on Tue afternoon, light winds from the WSW by Wed afternoon).

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 721m alt. 2 hours ago	16°C	Clear	Light winds from the NW (9 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 718m alt. 2 hours ago	17°C	-	Light winds from the NW (11 kph at 320).	16 km
Vancouver Airport 74 km S 716m alt. 2 hours ago	18°C	Clear	Light winds from the NW (13 kph at 320).	16 km
Troutdale Airport 75 km S 716m alt. 2 hours ago	18°C	Clear	Light winds from the WSW (7 kph at 250).	16 km
Portland Airport 76 km S 715m alt. 2 hours ago	17°C	Dry and partly cloudy.	Light winds from the NNW (15 kph at 330).	16 km Low: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	12°C	Clear	Light winds from the SSW (6 kph at 200).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	13°C	Clear	Calm (0 kph at 0).	16 km
Johnsons Corner wx 88 km N 215m alt. 2 hours ago	10°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.