– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Sun 27 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sun 27 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Light rain (total 7mm), mostly falling on Tue afternoon. Mild temperatures (max 7°C on Sun afternoon, min 4°C on Tue night). Winds increasing (calm on Sun night, strong winds from the W by Tue afternoon).											Days 5–7 Weather Summary Mostly dry. Very mild (max 12°C on Thu afternoon, min 7°C on Wed afternoon). Wind will be generally light.
	Sun 27		Monday 28			Tuesday 29			Wednesday 30			Thursday 1			Friday 2
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	some clouds	light rain	light rain	rain shwrs	clear	some clouds	some clouds	some clouds	clear	some clouds	clear	clear	clear
Cloud base (m)	5200		6450	3450	2450	900	700	700	9250	8550		9250				9600	8950
km/h	SSW	WNW	WNW	WNW	W	W	W	WNW	NNW	NW	NW	N	SSE	SSW	W	W	NW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	0.4	4	3	—	—	—	—	—	—	—	—	—
max °C	7	6	5	6	6	6	6	6	5	8	10	11	12	12	11	11	11
min °C	7	6	5	6	5	5	6	4	5	7	8	10	12	12	10	10	10
chill °C	5	6	2	2	0	0	0	-1	1	5	8	9	12	11	8	7	8

Freezing level m	2900	3100	3250	3200	3450	3600	3350	3450	3750	3750	3700	3900	4000	3950	3950	3900	4200

	—	—	7:01	—	—	7:03	—	—	7:05	—	—	7:05	—	—	7:07	—	—
	6:57	—	—	6:54	—	—	6:52	—	—	6:51	—	—	6:49	—	—	6:46	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Light rain (total 7mm), mostly falling on Tue afternoon. Mild temperatures (max 7°C on Sun afternoon, min 4°C on Tue night). Winds increasing (calm on Sun night, strong winds from the W by Tue afternoon).

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 12°C on Thu afternoon, min 7°C on Wed afternoon). Wind will be generally light.

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	22°C	Clear	Light winds from the N (15 kph at 350).	16 km
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	23°C	Clear	Light winds from the N (15 kph at 350).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	23°C	Clear	Light winds from the NW (19 kph at 310).	16 km
Troutdale Airport 75 km S 218m alt. 1 hour ago	24°C	Clear	Calm (0 kph at 0).	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	23°C	-	Light winds from the NNW (11 kph at 340).	16 km Low: few Mid: few
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	21°C	Clear	Light winds from the SE (11 kph at 140).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	20°C	Clear	Light winds from the N (11 kph at 0).	16 km
Johnsons Corner wx 88 km N 215m alt. 1 hour ago	17°C	Dry	Calm (2 kph at 45).

* 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.