– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 10 pm Thu 21 May Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Thu 21 May Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Mild temperatures (max 6°C on Fri night, min 3°C on Fri morning). Winds increasing (light winds from the NW on Fri morning, strong winds from the WSW by Sun afternoon).										Days 5–7 Weather Summary A moderate fall of snow, heaviest on Mon afternoon. Freeze-thaw conditions (max 5°C on Sun night, min -7°C on Mon night). Winds decreasing (gales from the SSW on Mon morning, light winds from the NW by Tue morning).
		Friday 22			Saturday 23			Sunday 24			Monday 25			Tuesday 26			Wednesday 27
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	clear	clear	clear	cloudy	cloudy	some clouds	cloudy	mod. snow	mod. snow	light snow	snow shwrs	light snow	clear	clear	clear
km/h	NW	NW	WNW	WNW	NW	WNW	WNW	W	WSW	SW	SSW	SW	WSW	NNW	NNW	NNW	NNE	NNE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	6	6	2	1	1	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	4	5	6	5	5	4	4	5	5	1	-3	-6	-6	-3	-3	-1	3	4
min °C	4	3	5	5	5	5	3	4	5	3	-2	-5	-7	-6	-5	-4	-2	1	4
chill °C	1	0	3	3	1	1	-3	-1	-1	-5	-12	-15	-15	-12	-11	-11	-9	-4	0

Freezing level m	3250	3100	3400	3550	3500	3500	3300	3300	3400	3300	2300	1750	1450	1550	2000	1900	2250	3250	3550
Cloud base (m)		9400		7100	9050	8950	8150	6950	6650		1850	750	700	700	850	700	750	950	8500

	—	5:28	—	—	5:26	—	—	5:26	—	—	5:26	—	—	5:24	—	—	5:24	—	—
	—	—	—	8:42	—	—	8:43	—	—	8:44	—	—	8:45	—	—	8:45	—	—	8:46

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Mild temperatures (max 6°C on Fri night, min 3°C on Fri morning). Winds increasing (light winds from the NW on Fri morning, strong winds from the WSW by Sun afternoon).

Mount Saint Helens Weather (Days 3-6):

A moderate fall of snow, heaviest on Mon afternoon. Freeze-thaw conditions (max 5°C on Sun night, min -7°C on Mon night). Winds decreasing (gales from the SSW on Mon morning, light winds from the NW by Tue morning).

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	14° C	Clear	Light winds from the NNE (7 kph at 20).	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	17° C	Clear	Light winds from the NNW (11 kph at 330).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	18° C	Clear	Light winds from the NW.(Wind varies from 280 to 350 degs) (15 kph at 310).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	18° C	Clear	Wind obs. (6 kph from 270 degs) was rejected.	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	18° C	Clear	Light winds from the WNW (15 kph at 300).	16 km
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	11° C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	12° C	Clear	Calm (0 kph at 0).	16 km
SHIP8056 88 km S 3m alt. 3 hours ago

* 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.