– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Fri 18 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 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 14°C on Sun afternoon, min 9°C on Fri night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Very mild (max 11°C on Mon afternoon, min 4°C on Wed night). Wind will be generally light.
	Fri 18		Saturday 19			Sunday 20			Monday 21			Tuesday 22			Wednesday 23
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	cloudy	cloudy	some clouds
Cloud base (m)		9150	8650	8800						7650		6450	6950		5450	3600	700
km/h	NNW	NNW	SW	WNW	SW	SSW	WSW	SW	W	NW	W	W	WNW	WSW	WSW	W	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	10	11	11	13	13	13	14	14	11	11	10	9	10	9	8	8	5
min °C	10	9	11	12	12	13	14	12	10	10	9	8	9	9	7	7	4
chill °C	9	8	11	12	12	13	14	11	9	8	7	6	7	8	4	4	1

Freezing level m	3850	3900	3950	4000	4100	4200	4200	4100	3900	3950	4050	3900	3850	3800	3600	3450	3300

	—	—	6:50	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:56	—	—
	7:14	—	—	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 14°C on Sun afternoon, min 9°C on Fri night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 11°C on Mon afternoon, min 4°C on Wed 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 220m alt. 3 hours ago	18°C	Clear	Light winds from the WNW (7 kph at 290).	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 219m alt. 3 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km
Vancouver Airport 74 km S 218m alt. 3 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 218m alt. 3 hours ago	18°C	Clear	Calm (0 kph at 0).	16 km
Portland Airport 76 km S 218m alt. 3 hours ago	19°C	-	Calm (0 kph at 0).	16 km Low: few
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	18°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	16°C	Clear	Calm (0 kph at 0).	16 km
Johnsons Corner wx 88 km N 215m alt. 56 minutes ago	13°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.