– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 9 pm Fri 12 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Fri 12 Dec Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 5°C on Fri night, min -4°C on Mon afternoon). Winds increasing (fresh winds from the WSW on Sat morning, stormy winds from the SW by Mon morning).										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -3°C on Mon night, min -14°C on Tue night). Winds increasing (near gales from the WSW on Mon night, extremely windy from the WSW by Thu morning).
		Saturday 13			Sunday 14			Monday 15			Tuesday 16			Wednesday 17			Thursday 18
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	snow shwrs	light snow	some clouds	light snow	light snow	light snow	mod. snow	mod. snow	light snow	heavy snow	heavy snow	heavy snow	heavy snow	heavy snow	heavy snow	heavy snow
km/h	W	WSW	SW	SW	WSW	SW	SW	SW	WSW	WSW	WSW	SW	W	W	WSW	WSW	SW	W	W
See all weather maps
cm	—	—	—	2	1	—	4	5	4	10	9	3	33	17	24	52	12	24	28
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	5	5	5	3	0	0	2	1	-2	-3	-3	-3	-3	-11	-9	-8	-7	-10	-12
min°C	5	5	4	0	0	-1	0	1	-4	-5	-4	-3	-14	-12	-10	-9	-7	-12	-12
chill°C	-2	-1	-3	-8	-8	-9	-9	-9	-14	-16	-15	-13	-31	-26	-23	-22	-20	-25	-23

Freezing level (m)	3600	3400	3300	3100	2600	2350	2650	2950	2200	1350	2050	2000	900	800	1000	1000	950	850	750
Cloud base (m)	8950				850	850	1950	700	700	700	700	650	650	700	700	700	650	650	650

	—	7:43	—	—	7:43	—	—	7:43	—	—	7:45	—	—	7:46	—	—	7:46	—	—
	—	—	4:22	—	—	4:22	—	—	4:22	—	—	4:22	—	—	4:22	—	—	4:23	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 5°C on Fri night, min -4°C on Mon afternoon). Winds increasing (fresh winds from the WSW on Sat morning, stormy winds from the SW by Mon morning).

Mount Saint Helens Weather (Days 3-6):

A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -3°C on Mon night, min -14°C on Tue night). Winds increasing (near gales from the WSW on Mon night, extremely windy from the WSW 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	9° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
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	11° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Vancouver Airport 74 km S 218m alt. 2 hours ago	11° C	Dry and cloudy.	Light winds from the ESE.(Wind varies from 005 to 010 degs) (6 kph at 120).	13 km Low: broken Mid: overcast
Troutdale Airport 75 km S 218m alt. 2 hours ago	11° C	Dry and cloudy.	Light winds from the SE (9 kph at 130).	16 km Low: overcast
Portland Airport 76 km S 218m alt. 2 hours ago	11° C	Dry and cloudy.	Light winds from the S (9 kph at 180).	13 km Low: broken Mid: broken High: overcast
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	6° C	Clear	Light winds from the S (6 kph at 190).	16 km
Piedmont wx 79 km S 81m alt. 1 hour ago		-	Wind obs. (11 kph from 340 degs) was rejected.
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	10° C	Fog -.	Light winds from the SW (7 kph at 220).	0 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.