– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 10 am Sat 21 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Sat 21 Mar Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 3°C on Sun night, min -5°C on Sat morning). Winds increasing (light winds from the WSW on Sun night, strong winds from the SW by Mon night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Tue morning. Freeze-thaw conditions (max 1°C on Tue morning, min -9°C on Wed night). Winds decreasing (gales from the SW on Tue afternoon, calm by Thu night).
	Saturday 21			Sunday 22			Monday 23			Tuesday 24			Wednesday 25			Thursday 26
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	clear	some clouds	some clouds	some clouds	some clouds	cloudy	cloudy	light snow	light snow	snow shwrs	clear	light snow	mod. snow	light snow	light snow	clear
km/h	WNW	WNW	NW	WNW	WNW	WSW	WSW	SW	SW	SW	WSW	WSW	WSW	WSW	WNW	W	WNW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	5	5	1	—	2	8	3	1	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-5	-4	-4	-2	1	3	2	2	1	1	1	-3	-6	-5	-8	-8	-5	1
min °C	-5	-4	-5	-3	0	2	1	2	1	-1	0	-6	-6	-5	-9	-9	-6	-4
chill °C	-12	-11	-13	-9	-4	0	-3	-2	-4	-9	-8	-15	-14	-14	-19	-18	-12	-9

Freezing level m	1150	1350	850	1500	2250	2550	2300	2350	2200	2350	1950	1000	1200	1200	600	900	1200	1950
Cloud base (m)	800	1850			7000	5850	5000	4750	3100	850	700	700	800	850	750	750	850	750

	7:09	—	—	7:07	—	—	7:05	—	—	7:03	—	—	7:01	—	—	7:00	—	—
	—	7:22	—	—	7:22	—	—	7:23	—	—	7:25	—	—	7:27	—	—	7:28	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Freeze-thaw conditions (max 3°C on Sun night, min -5°C on Sat morning). Winds increasing (light winds from the WSW on Sun night, strong winds from the SW by Mon night).

Mount Saint Helens Weather (Days 3-6):

A heavy fall of snow, heaviest during Tue morning. Freeze-thaw conditions (max 1°C on Tue morning, min -9°C on Wed night). Winds decreasing (gales from the SW on Tue afternoon, calm by Thu 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	8° C	Dry and cloudy.	Light winds from the WSW (6 kph at 240).	16 km Low: overcast
BUOY-KLMW1 57 km SW 3m alt. 1 hour ago
BUOY-LOPW1 60 km WSW 3m alt. 1 hour ago
Vancouver 67 km S 94m alt. 1 hour ago		-	Calm (5 kph at 108).
Scappoose Airport 72 km SSW 219m alt. 3 hours ago	9° C	Dry and partly cloudy.	Wind obs. (15 kph from 20 degs) was rejected.	16 km Low: broken
Vancouver Airport 74 km S 218m alt. 3 hours ago	9° C	Dry and cloudy.	Light winds from the NNW (9 kph at 340).	16 km Low: overcast
Troutdale Airport 75 km S 218m alt. 3 hours ago	9° C	Dry and partly cloudy.	Light winds from the N (9 kph at 1).	16 km Low: broken
Portland Airport 76 km S 218m alt. 3 hours ago	8° C	Dry and partly cloudy.	Light winds from the N (9 kph at 0).	16 km Low: scattered Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	11° C	Clear	Light winds from the WNW (15 kph at 290).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	8° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast

* 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.