– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 4 pm Tue 01 Sep Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Tue 01 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Moderate rain (total 12mm) heaviest on Wed afternoon, then becoming colder with a dusting of snow on Thu afternoon. Freeze-thaw conditions (max 7°C on Tue afternoon, min 0°C on Wed night). Winds decreasing (strong winds from the SSW on Wed afternoon, light winds from the S by Thu night).											Days 5–7 Weather Summary Some drizzle, heaviest during Fri afternoon. Very mild (max 11°C on Sun afternoon, min 2°C on Fri afternoon). Wind will be generally light.
	Tue 1		Wednesday 2			Thursday 3			Friday 4			Saturday 5			Sunday 6
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	light rain	light rain	heavy rain	some clouds	some clouds	light snow	some clouds	some clouds	rain shwrs	rain shwrs	some clouds	some clouds	some clouds	clear	cloudy	clear
Cloud base (m)	800	1500	700	650	850	850	1450	800	1650	1500	6200	5150	3050	2900	2900	3100	5900
km/h	SW	SW	SSW	SSW	SW	SSW	SSW	S	ESE	SSE	SE	ESE	SE	E	ESE	SE	N
See all weather maps
cm	—	—	—	—	—	—	1	—	—	—	—	—	—	—	—	—	—
mm	—	0.9	1	11	—	—	—	—	—	1.3	0.2	—	—	—	—	—	—
max °C	7	6	2	2	1	1	2	2	1	3	5	6	10	9	9	11	11
min °C	7	3	2	2	0	0	2	1	1	2	3	5	9	8	8	10	10
chill °C	4	-2	-4	-5	-6	-5	-2	-2	-3	-1	0	1	6	7	6	8	10

Freezing level m	3300	2850	2350	2350	2000	2100	2250	2250	2200	2400	2650	2900	3000	2900	3050	3150	3400

	—	—	6:28	—	—	6:31	—	—	6:31	—	—	6:33	—	—	6:35	—	—
	7:46	—	—	7:45	—	—	7:44	—	—	7:42	—	—	7:39	—	—	7:37	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Moderate rain (total 12mm) heaviest on Wed afternoon, then becoming colder with a dusting of snow on Thu afternoon. Freeze-thaw conditions (max 7°C on Tue afternoon, min 0°C on Wed night). Winds decreasing (strong winds from the SSW on Wed afternoon, light winds from the S by Thu night).

Mount Saint Helens Weather (Days 3-6):

Some drizzle, heaviest during Fri afternoon. Very mild (max 11°C on Sun afternoon, min 2°C on Fri afternoon). Wind will be generally light.

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
BUOY-KLMW1 56 km SW 3m alt. 1 hour ago
Kelso Longveiw Airport 56 km WSW 220m alt. 3 hours ago	19°C	Dry and cloudy.	Light winds from the S (7 kph at 170).	16 km Low: overcast
BUOY-LOPW1 60 km WSW 3m alt. 1 hour ago
Scappoose Airport 72 km SSW 219m alt. 3 hours ago	19°C	Dry and cloudy.	Light winds from the SSE (11 kph at 150).	16 km Low: few Mid: broken High: overcast
Vancouver Airport 74 km S 218m alt. 3 hours ago	20°C	Dry and cloudy.	Light winds from the N (6 kph at 1).	16 km Low: scattered Mid: overcast
Troutdale Airport 75 km S 218m alt. 3 hours ago	21°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: overcast
Portland Airport 76 km S 218m alt. 3 hours ago	20°C	Dry and cloudy.	Light winds from the WSW (7 kph at 240).	16 km Low: few Mid: few High: overcast
SHIP7538 78 km S 15m alt. 3 hours ago				- km
SHIP4919 78 km S 15m alt. 2 hours ago				- km
SHIP4215 78 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.