– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 pm Mon 21 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Mon 21 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. Very mild (max 16°C on Thu afternoon, min 9°C on Tue morning). Wind will be generally light.										Days 5–7 Weather Summary Moderate rain (total 18mm), heaviest on Fri morning. Very mild (max 13°C on Sat afternoon, min 5°C on Fri morning). Wind will be generally light.
		Tuesday 22			Wednesday 23			Thursday 24			Friday 25			Saturday 26
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	clear	clear	cloudy	clear	some clouds	cloudy	cloudy	mod. rain	mod. rain	rain shwrs	some clouds	some clouds	cloudy	light rain
Cloud base (m)	700	800	950	8950	5400	8600	5850	3450	3150	650	700	850	4900	4150		2150
km/h	NW	NW	WNW	W	WNW	NW	SE	SSE	SSW	SW	WNW	WNW	N	ESE	SE	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	7	5	0.9	—	—	—	0.3
max °C	13	10	13	10	11	13	12	15	16	10	6	9	7	11	13	10
min °C	10	9	13	9	9	13	10	13	14	9	5	7	6	8	12	7
chill °C	8	7	12	8	9	13	10	12	13	7	2	4	3	7	11	6

Freezing level m	3800	3600	3350	3250	3350	3400	3500	3400	3400	2600	1900	2300	2550	2850	2900	2300

	—	6:54	—	—	6:56	—	—	6:56	—	—	6:58	—	—	7:00	—	—
	—	—	7:06	—	—	7:04	—	—	7:02	—	—	7:00	—	—	6:59	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 16°C on Thu afternoon, min 9°C on Tue morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Moderate rain (total 18mm), heaviest on Fri morning. Very mild (max 13°C on Sat afternoon, min 5°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. 2 hours ago	17°C	Dry and cloudy.	Light winds from the NW (13 kph at 320).	16 km Low: 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	17°C	Clear	Light winds from the NNW (7 kph at 340).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	18°C	Clear	Light winds from the NW (7 kph at 320).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	15°C	Clear	Calm (0 kph at 0).	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	18°C	Dry and partly cloudy.	Light winds from the NW (15 kph at 310).	16 km Low: scattered
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	17°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	16°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 37 minutes 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.