– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Sat 19 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sat 19 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. Warm (max 22°C on Sun afternoon, min 11°C on Mon night). Wind will be generally light.											Days 5–7 Weather Summary Moderate rain (total 19mm), heaviest on Thu night. Very mild (max 14°C on Thu afternoon, min 4°C on Fri morning). Wind will be generally light.
	Sat 19		Sunday 20			Monday 21			Tuesday 22			Wednesday 23			Thursday 24
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	some clouds	clear	clear	cloudy	clear	some clouds	clear	some clouds	some clouds	cloudy	cloudy	heavy rain
Cloud base (m)	8750						8000		6350		2750	2600	2300	700	6950		700
km/h	NW	ESE	SSE	WNW	SW	WNW	NW	NW	WNW	WNW	NW	WSW	WNW	WNW	NNE	NNW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	15
max °C	19	17	20	22	18	16	17	13	11	13	9	11	12	9	11	14	10
min °C	19	16	17	21	16	15	16	11	11	13	8	8	12	7	8	12	6
chill °C	19	16	17	21	16	15	16	10	10	12	7	8	11	6	8	12	4

Freezing level m	3950	4100	4250	4200	4050	3950	3950	3900	3550	3250	2700	2550	2800	3250	3350	3200	2550

	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:56	—	—	6:56	—	—
	7:12	—	—	7:09	—	—	7:07	—	—	7:06	—	—	7:04	—	—	7:02	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Warm (max 22°C on Sun afternoon, min 11°C on Mon night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Moderate rain (total 19mm), heaviest on Thu night. Very mild (max 14°C on Thu afternoon, min 4°C on Fri morning). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helens at the specific elevation of 1000 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	21°C	Clear	Light winds from the N (11 kph at 1).	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. 3 hours ago	22°C	Clear	Light winds from the N (7 kph at 1).	16 km
Vancouver Airport 74 km S 218m alt. 3 hours ago	22°C	Clear	Wind obs. (11 kph from 290 degs) was rejected.	16 km
Troutdale Airport 75 km S 218m alt. 3 hours ago	21°C	Clear	Wind obs. (11 kph from 250 degs) was rejected.	16 km
Portland Airport 76 km S 218m alt. 3 hours ago	22°C	Dry and partly cloudy.	Light winds from the WNW (13 kph at 290).	14 km Low: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	27°C	Clear	Light winds from the NNW (6 kph at 340).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	19°C	Clear	Light winds from the ENE (9 kph at 60).	16 km
Johnsons Corner wx 88 km N 215m alt. 43 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.