– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 9 pm Sat 20 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sat 20 Dec 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 Mon night. Temperatures will be well below freezing (max -7°C on Sat night, min -11°C on Sun night). Winds increasing (moderate winds from the SW on Sun morning, gales from the SSW by Mon afternoon).										Days 5–7 Weather Summary A light covering of new snow mostly falling on Tue night. Temperatures will be below freezing (max -5°C on Wed night, min -9°C on Thu night). Winds increasing (calm on Tue night, near gales from the SSE by Thu morning).
		Sunday 21			Monday 22			Tuesday 23			Wednesday 24			Thursday 25			Friday 26
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	cloudy	light snow	heavy snow	light snow	mod. snow	heavy snow	light snow	light snow	light snow	light snow	some clouds	cloudy	cloudy	cloudy	some clouds	some clouds	some clouds	some clouds
km/h	WSW	SW	SW	WSW	SW	SSW	SW	SSW	SW	SE	SW	SW	SSE	SSE	S	SSW	S	SW	S
See all weather maps
cm	1	—	5	29	5	9	24	5	1	5	1	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-7	-7	-7	-10	-10	-9	-9	-10	-8	-7	-8	-7	-5	-6	-7	-8	-8	-7	-6
min °C	-9	-7	-7	-11	-10	-9	-10	-10	-9	-8	-8	-8	-5	-7	-7	-9	-8	-8	-7
chill °C	-19	-15	-17	-23	-22	-22	-22	-21	-18	-16	-16	-18	-12	-17	-15	-19	-17	-17	-15

Freezing level m	900	1350	1200	1000	900	1100	900	950	1000	1250	1000	1050	1700	1300	1500	1550	1450	1200	1600
Cloud base (m)	700	700	800	700	750	650	650	700	650	1550	650	650	700	800	700	850	1800	750	1700

	—	7:48	—	—	7:48	—	—	7:48	—	—	7:48	—	—	7:50	—	—	7:50	—	—
	—	—	4:24	—	—	4:24	—	—	4:25	—	—	4:27	—	—	4:27	—	—	4:28	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A heavy fall of snow, heaviest during Mon night. Temperatures will be well below freezing (max -7°C on Sat night, min -11°C on Sun night). Winds increasing (moderate winds from the SW on Sun morning, gales from the SSW by Mon afternoon).

Mount Saint Helens Weather (Days 3-6):

A light covering of new snow mostly falling on Tue night. Temperatures will be below freezing (max -5°C on Wed night, min -9°C on Thu night). Winds increasing (calm on Tue night, near gales from the SSE by Thu 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 5 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 SSE (19 kph at 150).	16 km Low: overcast
BUOY-KLMW1 57 km SW 3m alt. 53 minutes ago
BUOY-LOPW1 60 km WSW 3m alt. 53 minutes ago
Scappoose Airport 72 km SSW 219m alt. 2 hours ago	7° C	Dry and partly cloudy.	Light winds from the SW (7 kph at 220).	16 km Low: broken Mid: broken
Vancouver Airport 74 km S 218m alt. 2 hours ago	7° C	Dry and cloudy.	Light winds from the ESE (9 kph at 120).	16 km Low: broken Mid: overcast
Troutdale Airport 75 km S 218m alt. 2 hours ago	6° C	Dry and cloudy.	Light winds from the ENE (6 kph at 70).	16 km Low: overcast
Portland Airport 76 km S 218m alt. 2 hours ago	7° C	Dry and cloudy.	Light winds from the ESE (9 kph at 120).	16 km Low: broken Mid: overcast
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	1° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	6° C	Dry and cloudy.	Light winds from the SSW (13 kph at 200).	16 km Low: broken Mid: broken High: overcast
SHIP8837 88 km S 15m alt. 3 hours ago				- 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.