– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 am Sat 12 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sat 12 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Heavy rain (total 31mm), heaviest during Sat night. Very mild (max 16°C on Sat afternoon, min 6°C on Sat night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 23°C on Thu afternoon, min 10°C on Tue morning). Wind will be generally light.
	Saturday 12			Sunday 13			Monday 14			Tuesday 15			Wednesday 16			Thursday 17
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	light rain	heavy rain	mod. rain	light rain	rain shwrs	some clouds	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	5450	2100	700	700	700	800	950		8800
km/h	SE	SSW	SW	WSW	W	W	NW	NW	NNW	WNW	NW	E	E	E	ESE	ESE	SE	SE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	0.4	18	8	4	0.3	—	—	—	—	—	—	—	—	—	—	—	—
max °C	13	16	9	6	8	8	8	13	10	12	15	13	17	21	17	20	23	20
min °C	11	11	6	6	7	7	7	12	9	10	15	12	13	20	17	17	23	19
chill °C	11	10	3	3	4	5	6	11	9	10	15	12	12	20	17	17	23	19

Freezing level m	2900	2550	2050	2200	2600	3200	3700	3600	3600	3600	3500	3750	4150	4350	4450	4450	4500	4500

	6:41	—	—	6:43	—	—	6:45	—	—	6:46	—	—	6:47	—	—	6:48	—	—
	—	7:25	—	—	7:23	—	—	7:22	—	—	7:20	—	—	7:17	—	—	7:15	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Heavy rain (total 31mm), heaviest during Sat night. Very mild (max 16°C on Sat afternoon, min 6°C on Sat night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Warm (max 23°C on Thu afternoon, min 10°C on Tue 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	17°C	Dry and partly cloudy.	Light winds from the SE (7 kph at 140).	16 km Low: few Mid: 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. 3 hours ago	18°C	-	Calm (0 kph at 0).	16 km Low: few Mid: few High: broken
Vancouver Airport 74 km S 218m alt. 3 hours ago	18°C	Dry and partly cloudy.	Light winds from the W (7 kph at 270).	16 km Low: scattered Mid: broken
Troutdale Airport 75 km S 218m alt. 3 hours ago	19°C	Dry and partly cloudy.	Wind obs. (6 kph from 1 degs) was rejected.	16 km Low: broken
Portland Airport 76 km S 218m alt. 3 hours ago	18°C	Dry and cloudy.	Light winds from the WSW (15 kph at 250).	16 km Low: few Mid: overcast
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	18°C	-	Light winds from the NNE (7 kph at 20).	16 km Low: few
Johnsons Corner wx 88 km N 215m alt. 50 minutes ago	18°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.