– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 am Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Mild temperatures (max 9°C on Tue night, min 1°C on Mon morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 9°C on Wed morning, min -3°C on Fri morning). Winds decreasing (strong winds from the NW on Thu night, light winds from the W by Fri night).
	Sunday 18			Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	cloudy	cloudy	some clouds	some clouds	some clouds	clear	clear	clear	some clouds	clear	some clouds	cloudy	clear	clear	clear	some clouds
Cloud base (m)	9200		4900	4850	3450	3350	3800	4950	7000			8650	3800		750	750	1000	6500
km/h	SE	S	SW	SSW	SW	SE	SE	SE	SSW	SSW	SW	WSW	WNW	NW	WNW	NW	NW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	7	6	2	3	5	5	7	9	9	9	8	6	4	2	-2	0	3
min °C	5	7	3	1	3	3	5	7	7	9	9	7	5	3	-2	-3	-1	0
chill °C	5	6	-2	-4	0	3	2	4	4	7	7	5	2	-2	-10	-11	-7	-5

Freezing level m	3350	3350	3100	2500	2600	2700	2900	3150	3250	3250	3250	3200	3050	3200	1500	1300	1850	2600

	7:28	—	—	7:30	—	—	7:31	—	—	7:33	—	—	7:35	—	—	7:35	—	—
	—	6:16	—	—	6:15	—	—	6:14	—	—	6:12	—	—	6:09	—	—	6:07	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Mild temperatures (max 9°C on Tue night, min 1°C on Mon morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 9°C on Wed morning, min -3°C on Fri morning). Winds decreasing (strong winds from the NW on Thu night, light winds from the W by Fri night).

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	12°C	Clear	Light winds from the N (11 kph at 1).	16 km
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	13°C	-	Light winds from the N (13 kph at 350).	0.0 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	11°C	Clear	Light winds from the N (6 kph at 1).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	10°C	-	Wind obs. (7 kph from 270 degs) was rejected.	16 km Low: few
Portland Airport 76 km S 218m alt. 2 hours ago	11°C	-	Calm (0 kph at 0).	16 km Low: few Mid: few High: few
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	12°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	12°C	Clear	Light winds from the NNW.(Wind varies from 290 to 020 degs) (13 kph at 340).	16 km
Hillsbor / ortland Airport 94 km SSW 218m alt. 2 hours ago	12°C	Clear	Light winds from the NE (6 kph at 40).	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.