– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Mon 28 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Mon 28 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Light rain (total 5mm), mostly falling on Tue night. Very mild (max 13°C on Mon afternoon, min 9°C on Mon night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Very mild (max 18°C on Sat afternoon, min 10°C on Fri night). Wind will be generally light.
	Mon 28		Tuesday 29			Wednesday 30			Thursday 1			Friday 2			Saturday 3
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	light rain	light rain	light rain	some clouds	some clouds	some clouds	cloudy	some clouds	cloudy	light rain	rain shwrs	clear	clear	clear	some clouds
Cloud base (m)	3400	2250	850	750	800	8200	6450	3000	2000	1750	1600	800	850	8800	9400		6700
km/h	W	WSW	WSW	WSW	WNW	NW	NNW	WSW	SW	SW	SSW	WSW	NNW	ESE	ESE	ESE	ESE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	1.7	1	3	—	—	—	—	—	—	0.4	0.5	—	—	—	—
max °C	13	10	9	10	10	10	13	12	12	14	13	11	12	12	15	18	15
min °C	13	9	9	10	9	9	12	11	11	13	11	11	11	10	12	17	15
chill °C	13	7	7	8	7	9	12	11	11	12	10	10	11	9	10	17	14

Freezing level m	3250	3550	3500	3350	3050	3500	3650	3450	3400	3400	3450	3400	3600	4000	4300	4400	4300

	—	—	7:03	—	—	7:05	—	—	7:05	—	—	7:07	—	—	7:09	—	—
	6:54	—	—	6:52	—	—	6:51	—	—	6:49	—	—	6:46	—	—	6:45	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Light rain (total 5mm), mostly falling on Tue night. Very mild (max 13°C on Mon afternoon, min 9°C on Mon night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 18°C on Sat afternoon, min 10°C on Fri night). 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 partly cloudy.	Light winds from the NW (9 kph at 310).	16 km Low: few Mid: broken
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	18°C	Dry and partly cloudy.	Light winds from the WNW (6 kph at 300).	16 km Low: broken
Vancouver Airport 74 km S 218m alt. 2 hours ago	20°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Troutdale Airport 75 km S 218m alt. 2 hours ago	17°C	-	Calm (0 kph at 0).	16 km Low: few
Portland Airport 76 km S 218m alt. 2 hours ago	20°C	Dry and partly cloudy.	Light winds from the SSW (13 kph at 200).	16 km Low: broken Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	17°C	Clear	Light winds from the WNW (6 kph at 290).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	16°C	Dry and cloudy.	Light winds from the N (7 kph at 1).	16 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 1 hour 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.