– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 10 pm Mon 31 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Mon 31 Aug Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Moderate rain (total 10mm) heaviest on Wed afternoon, then becoming colder with a dusting of snow on Wed night. Very mild (max 13°C on Mon night, min 1°C on Wed night). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Thu afternoon).										Days 5–7 Weather Summary A dusting of snow turning to light rain (total 4mm) on Fri afternoon. Very mild (max 14°C on Sun afternoon, min 1°C on Thu night). Wind will be generally light.
		Tuesday 1			Wednesday 2			Thursday 3			Friday 4			Saturday 5
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	rain shwrs	light rain	mod. rain	snow shwrs	light rain	light rain	light snow	cloudy	rain shwrs	rain shwrs	some clouds	cloudy	some clouds
Cloud base (m)	4900	800	1500	700	700	650	800	1600	1700	700	850	1900	2550	2400	2600	3950
km/h	S	SSW	SW	SSW	S	SSW	SSW	SSW	ESE	NW	E	ESE	ESE	ESE	E	E
See all weather maps
cm	—	—	—	—	—	—	2	—	—	1	—	—	—	—	—	—
mm	—	—	—	0.6	0.8	5	—	0.2	3	—	—	3	0.7	—	—	—
max °C	13	7	8	6	2	2	2	2	2	2	2	4	5	7	9	11
min °C	9	7	7	3	2	2	1	2	2	1	1	4	5	6	9	9
chill °C	8	6	4	-2	-3	-5	-4	-2	0	1	0	2	2	3	7	7

Freezing level m	3850	3500	3300	3200	2400	2400	2200	2350	2350	2200	2300	2550	2650	2900	3050	3400

	—	6:28	—	—	6:28	—	—	6:31	—	—	6:31	—	—	6:33	—	—
	—	—	7:46	—	—	7:45	—	—	7:44	—	—	7:42	—	—	7:39	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Moderate rain (total 10mm) heaviest on Wed afternoon, then becoming colder with a dusting of snow on Wed night. Very mild (max 13°C on Mon night, min 1°C on Wed night). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Thu afternoon).

Mount Saint Helens Weather (Days 3-6):

A dusting of snow turning to light rain (total 4mm) on Fri afternoon. Very mild (max 14°C on Sun afternoon, min 1°C on Thu 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
BUOY-KLMW1 56 km SW 3m alt. 1 hour ago
Kelso Longveiw Airport 56 km WSW 220m alt. 2 hours ago	17°C	Dry and cloudy.	Light winds from the W (7 kph at 280).	16 km Low: overcast
BUOY-LOPW1 60 km WSW 3m alt. 1 hour ago
Scappoose Airport 72 km SSW 219m alt. 2 hours ago	16°C	Clear	Calm (0 kph at 0).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	17°C	Clear	Light winds from the ESE (9 kph at 110).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	17°C	Clear	Light winds from the S (7 kph at 170).	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	17°C	Dry and partly cloudy.	Light winds from the S (7 kph at 170).	16 km Low: scattered
SHIP8690 78 km S 3m alt. 1 hour ago	16°C
SHIP5138 78 km S 3m alt. 2 hours ago	17°C
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	13°C	Clear	Calm (0 kph at 0).	16 km

* 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.