– 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 10°C on Mon afternoon, min 2°C on Tue night). Winds increasing (light winds from the SW on Sun night, fresh winds from the SW by Tue night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Wed night. Becoming milder with light rain (total 5mm) on Fri night. Freeze-thaw conditions (max 3°C on Fri afternoon, min -2°C on Wed night). Winds decreasing (gales from the SW on Wed night, light winds from the SSW by Thu 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	rain shwrs	some clouds	light snow	snow shwrs	clear	clear	snow shwrs	light snow	light snow	light snow
Cloud base (m)	6750	5450			9500	8550	8100	2250	800	1700	800	700	800	2350	3600	750	1550	1900
km/h	NNW	NW	W	SSE	SSW	SW	S	SSW	SW	SSW	SSW	SW	SW	SSW	SSE	SE	SE	SE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	2	13	—	—	1	4	1	1
mm	—	—	—	—	—	—	—	—	0.3	—	—	—	—	—	—	—	—	5
max °C	4	7	8	9	10	10	8	7	4	0	1	0	-1	0	1	1	3	3
min °C	4	6	7	8	9	9	7	6	2	0	0	-2	-2	-1	1	1	1	1
chill °C	0	2	4	6	7	6	5	3	-4	-7	-8	-9	-9	-5	-4	-7	-5	-3

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 10°C on Mon afternoon, min 2°C on Tue night). Winds increasing (light winds from the SW on Sun night, fresh winds from the SW by Tue night).

Mount Saint Helens Weather (Days 3-6):

A heavy fall of snow, heaviest during Wed night. Becoming milder with light rain (total 5mm) on Fri night. Freeze-thaw conditions (max 3°C on Fri afternoon, min -2°C on Wed night). Winds decreasing (gales from the SW on Wed night, light winds from the SSW by Thu afternoon).

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 cloudy.	Calm (0 kph at 0).	16 km Low: broken 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	12°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Vancouver Airport 74 km S 218m alt. 2 hours ago	13°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	12°C	Dry and partly cloudy.	Light winds from the ENE (6 kph at 70).	16 km Low: few Mid: scattered
Portland Airport 76 km S 218m alt. 2 hours ago	14°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: scattered High: scattered
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	15°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	11°C	Dry and cloudy.	Light winds from the SW (7 kph at 230).	16 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 1 hour 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.