– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 pm Fri 18 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Fri 18 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 11°C on Sun afternoon, min 7°C on Fri night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Mild temperatures (max 8°C on Mon night, min 2°C on Tue night). Mainly fresh winds.
		Saturday 19			Sunday 20			Monday 21			Tuesday 22			Wednesday 23
	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	some clouds	some clouds	some clouds	some clouds	some clouds	clear	some clouds	clear
Cloud base (m)	9150	8700	8800	9000							6450			2550	2050	700
km/h	ENE	SSW	WSW	WSW	SSW	SW	SW	WSW	WNW	WSW	W	W	W	WSW	W	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	8	8	9	10	10	11	10	8	8	8	6	5	4	2	2	2
min °C	7	8	9	9	10	10	9	8	8	7	6	5	2	2	2	2
chill °C	5	8	8	9	9	8	6	5	6	4	2	1	-4	-3	-4	-4

Freezing level m	3900	3900	4000	4150	4200	4200	4100	3950	3950	3950	3700	3450	3150	2850	2900	3200

	—	6:50	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:56	—	—
	—	—	7:12	—	—	7:09	—	—	7:07	—	—	7:06	—	—	7:04	—

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 Fri night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Mild temperatures (max 8°C on Mon night, min 2°C on Tue night). Mainly fresh winds.

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	13°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
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 219m alt. 2 hours ago	11°C	Clear	Calm (0 kph at 0).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	15°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	13°C	Clear	Calm (0 kph at 0).	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	16°C	Clear	Calm (0 kph at 0).	16 km
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	12°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago		Mist -.	Calm (0 kph at 0).	5 km
Johnsons Corner wx 88 km N 215m alt. 3 hours ago	12°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.