– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 4 am Sun 30 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Sun 30 Aug Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 15°C on Mon afternoon, min 4°C on Sun morning). Wind will be generally light.									Days 4–6 Weather Summary Heavy rain (total 43mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Wed night. Mild temperatures (max 7°C on Fri afternoon, min 1°C on Wed night). Winds decreasing (strong winds from the SSW on Wed night, light winds from the SSE by Fri afternoon).
	Sunday 30			Monday 31			Tuesday 1			Wednesday 2			Thursday 3			Friday 4
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	clear	clear	clear	clear	some clouds	some clouds	light rain	light rain	light rain	snow shwrs	rain shwrs	clear	rain shwrs	mod. rain	light rain	mod. rain
Cloud base (m)	6750	5450			9500	8550	8100	2250	800	1700	800	700	800	2350	3600	750	1550	1900
km/h	NNW	NNW	NW	SSE	SW	SW	SSW	SW	SW	SSW	SSW	SW	SSW	SSW	SSE	SE	SSE	ESE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	1	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	0.3	0.7	3	20	0.1	—	2	7	2	7
max °C	5	9	11	12	15	13	10	10	7	3	4	3	2	5	5	3	7	6
min °C	4	8	9	11	14	11	10	10	4	3	3	1	1	4	3	3	5	4
chill °C	0	5	7	10	13	10	10	8	-1	-2	-4	-4	-4	1	-2	-2	1	0

Freezing level m	3600	3850	3900	3900	4000	3950	3700	3550	3200	2600	2550	2400	2400	2550	2700	2700	2900	3100

	6:26	—	—	6:26	—	—	6:28	—	—	6:28	—	—	6:31	—	—	6:31	—	—
	—	7:51	—	—	7:49	—	—	7:46	—	—	7:45	—	—	7:44	—	—	7:42	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 15°C on Mon afternoon, min 4°C on Sun morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Heavy rain (total 43mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Wed night. Mild temperatures (max 7°C on Fri afternoon, min 1°C on Wed night). Winds decreasing (strong winds from the SSW on Wed night, light winds from the SSE by Fri afternoon).

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. 2 hours ago	10°C	Dry and cloudy.	Light winds from the NW (6 kph at 310).	16 km Low: scattered Mid: overcast
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. 2 hours ago	8°C	-	Light winds from the W (6 kph at 280).	16 km Low: few
Vancouver Airport 74 km S 218m alt. 2 hours ago	9°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	11°C	Dry and cloudy.	Light winds from the E (6 kph at 80).	16 km Low: overcast
Portland Airport 76 km S 218m alt. 2 hours ago	12°C	-	Calm (0 kph at 0).	16 km Low: few
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	8°C	Clear	Light winds from the SSW (6 kph at 200).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	9°C	Dry and partly cloudy.	Light winds from the WSW (7 kph at 240).	16 km Low: scattered Mid: scattered High: broken
Johnsons Corner wx 88 km N 215m alt. 39 minutes 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.