– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Mon 26 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Mon 26 Oct Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -5°C on Mon afternoon, min -9°C on Wed night). Winds decreasing (near gales from the WSW on Tue night, light winds from the SSW by Thu morning).											Days 5–7 Weather Summary A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be well below freezing (max -8°C on Thu afternoon, min -9°C on Thu night). Winds increasing (light winds from the S on Thu afternoon, fresh winds from the SSW by Fri afternoon).
	Mon 26		Tuesday 27			Wednesday 28			Thursday 29			Friday 30			Saturday 31
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	mod. snow	some clouds	snow shwrs	snow shwrs	heavy snow	heavy snow	snow shwrs	some clouds	cloudy	snow shwrs	light snow	snow shwrs	some clouds	cloudy	light snow	light snow
Cloud base (m)	700	700	700	800	700	700	700	700	750	1550	700	700	700	800	900	700	750
km/h	WSW	W	WNW	W	WSW	WSW	WSW	WSW	SSW	S	SSW	SSW	SW	SW	SW	WSW	W
See all weather maps
cm	3	6	—	2	16	12	12	3	—	—	6	1	7	—	—	2	1
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-5	-5	-5	-6	-6	-7	-7	-8	-8	-8	-8	-9	-8	-9	-9	-9	-9
min °C	-5	-5	-5	-6	-7	-7	-8	-9	-9	-8	-9	-9	-9	-9	-9	-9	-9
chill °C	-12	-12	-12	-14	-18	-18	-18	-18	-16	-14	-17	-18	-19	-18	-16	-17	-16

Freezing level m	1750	1750	1650	1600	1400	1400	1400	1250	1350	1500	1300	1200	1200	1100	1250	1200	1100

	—	—	7:41	—	—	7:43	—	—	7:43	—	—	7:46	—	—	7:47	—	—
	6:04	—	—	6:01	—	—	6:00	—	—	5:59	—	—	5:57	—	—	5:55	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -5°C on Mon afternoon, min -9°C on Wed night). Winds decreasing (near gales from the WSW on Tue night, light winds from the SSW by Thu morning).

Mount Saint Helens Weather (Days 3-6):

A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be well below freezing (max -8°C on Thu afternoon, min -9°C on Thu night). Winds increasing (light winds from the S on Thu afternoon, fresh winds from the SSW by Fri 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	11°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: broken High: 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. 1 hour ago	11°C	Mist -.	Calm (0 kph at 0).	10 km Low: broken Mid: overcast
Vancouver Airport 74 km S 218m alt. 2 hours ago	12°C	Dry and cloudy.	Light winds from the SSW (6 kph at 200).	16 km Low: scattered Mid: overcast
Troutdale Airport 75 km S 218m alt. 2 hours ago	12°C	Dry and cloudy.	Moderate winds from the SW (20 kph at 220).	16 km Low: few Mid: overcast
Portland Airport 76 km S 218m alt. 2 hours ago	12°C	Dry and cloudy.	Light winds from the SW (11 kph at 220).	16 km Low: overcast
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	9°C	Light rain .	Calm (0 kph at 0).	16 km Low: broken Mid: overcast
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	10°C	Dry and cloudy.	Wind obs. (6 kph from 250 degs) was rejected.	16 km Low: few Mid: overcast
SHIP3217 88 km S 3m alt. 3 hours ago	12°C

* 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.