– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 am Thu 24 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Thu 24 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 7°C on Thu morning, min -4°C on Fri afternoon). Winds decreasing (gales from the SSW on Thu night, calm by Sat afternoon).									Days 4–6 Weather Summary Drizzle at first, then turning colder with dusting of snow on Tue night. Freeze-thaw conditions (max 3°C on Tue morning, min -3°C on Mon morning). Winds increasing (light winds from the WSW on Sun morning, gales from the W by Tue night).
	Thursday 24			Friday 25			Saturday 26			Sunday 27			Monday 28			Tuesday 29
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	light snow	mod. snow	mod. snow	snow shwrs	clear	some clouds	cloudy	some clouds	clear	some clouds	cloudy	some clouds	some clouds	cloudy	cloudy	snow shwrs
Cloud base (m)		3600	700	650	700	950	900	2000	5900	5250	7250	3500	850	1550	3050	2300	1800	700
km/h	SSW	SSW	SW	SW	WNW	NW	N	NNE	SSW	W	WNW	NW	W	WNW	WNW	W	W	WNW
See all weather maps
cm	—	—	3	6	9	1	—	—	—	—	—	—	—	—	—	—	—	2
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1.4
max °C	7	6	4	-1	-3	-4	-1	0	1	0	0	0	-3	-2	2	3	3	2
min °C	6	6	0	-1	-4	-4	-2	0	0	0	0	-2	-3	-2	-1	2	3	-1
chill °C	1	0	-9	-10	-14	-14	-9	-2	-2	-2	-4	-10	-11	-9	-8	-6	-4	-9

Freezing level m	3650	3550	2650	2400	1950	1650	2150	2600	2600	2550	2500	2250	2050	2250	3100	3250	3200	2600

	6:56	—	—	6:58	—	—	7:00	—	—	7:01	—	—	7:01	—	—	7:03	—	—
	—	7:02	—	—	7:00	—	—	6:59	—	—	6:57	—	—	6:54	—	—	6:52	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 7°C on Thu morning, min -4°C on Fri afternoon). Winds decreasing (gales from the SSW on Thu night, calm by Sat afternoon).

Mount Saint Helens Weather (Days 3-6):

Drizzle at first, then turning colder with dusting of snow on Tue night. Freeze-thaw conditions (max 3°C on Tue morning, min -3°C on Mon morning). Winds increasing (light winds from the WSW on Sun morning, gales from the W by Tue night).

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. 3 hours ago	9°C	Clear	Calm (0 kph at 0).	16 km
BUOY-KLMW1 57 km SW 3m alt. 2 hours ago
BUOY-LOPW1 60 km WSW 3m alt. 2 hours ago
Scappoose Airport 72 km SSW 219m alt. 3 hours ago	9°C	Clear	Light winds from the W (6 kph at 280).	16 km
Vancouver Airport 74 km S 218m alt. 3 hours ago	10°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	11°C	-	Calm (0 kph at 0).	16 km Low: few
Portland Airport 76 km S 218m alt. 3 hours ago	12°C	Dry and partly cloudy.	Light winds from the NW (7 kph at 310).	16 km Low: few Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	8°C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	10°C	Clear	Calm (0 kph at 0).	16 km
Johnsons Corner wx 88 km N 215m alt. 52 minutes ago	12°C	Dry	Calm (0 kph at —).

* 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.