– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Wed 09 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Wed 09 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. Very mild (max 16°C on Wed afternoon, min 2°C on Fri morning). Winds decreasing (fresh winds from the WNW on Thu morning, calm by Fri night).											Days 5–7 Weather Summary Light rain (total 7mm), mostly falling on Sat afternoon. Very mild (max 10°C on Mon night, min 2°C on Sat night). Wind will be generally light.
	Wed 9		Thursday 10			Friday 11			Saturday 12			Sunday 13			Monday 14
	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	clear	cloudy	light rain	mod. rain	rain shwrs	rain shwrs	rain shwrs	clear	some clouds	some clouds	clear
Cloud base (m)	8900			6400	700	750	6250	4900	3700	800	750	750	900			6900
km/h	WNW	WNW	W	WNW	WNW	WNW	W	S	SE	SE	NNW	NW	NW	NW	E	ESE	ESE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	0.2	5	1.5	0.1	0.2	—	—	—	—
max °C	16	15	10	10	6	4	6	5	4	4	3	2	4	5	6	9	10
min °C	15	12	10	8	3	2	6	4	3	3	2	2	3	4	5	9	9
chill °C	14	9	7	4	-2	-2	4	4	0	3	-3	-3	-2	0	4	9	8

Freezing level m	4600	4350	3950	3700	3250	2950	3000	2800	2600	2450	2450	2500	3000	3350	3400	3400	3500

	—	—	6:39	—	—	6:41	—	—	6:41	—	—	6:43	—	—	6:45	—	—
	7:31	—	—	7:30	—	—	7:28	—	—	7:25	—	—	7:23	—	—	7:22	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 16°C on Wed afternoon, min 2°C on Fri morning). Winds decreasing (fresh winds from the WNW on Thu morning, calm by Fri night).

Mount Saint Helens Weather (Days 3-6):

Light rain (total 7mm), mostly falling on Sat afternoon. Very mild (max 10°C on Mon night, min 2°C on Sat night). 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 721m alt. 2 hours ago	23°C	Clear	Light winds from the NNW (6 kph at 330).	16 km
BUOY-KLMW1 57 km SW 3m alt. 57 minutes ago
BUOY-LOPW1 60 km WSW 3m alt. 51 minutes ago
Scappoose Airport 72 km SSW 718m alt. 2 hours ago	22°C	Clear	Light winds from the W (6 kph at 280).	16 km
Vancouver Airport 74 km S 716m alt. 2 hours ago	20°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 716m alt. 2 hours ago	21°C	Clear	Light winds from the E (6 kph at 90).	16 km
Portland Airport 76 km S 715m alt. 2 hours ago	22°C	-	Calm (0 kph at 0).	16 km Low: few
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	17°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km
Johnsons Corner wx 88 km N 215m alt. 27 minutes ago	14°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.