– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 am Wed 21 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Wed 21 Oct Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 18°C on Wed afternoon, min 2°C on Thu night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 12°C on Sun afternoon, min 5°C on Mon night). Wind will be generally light.
	Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25			Monday 26
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	some clouds	some clouds	some clouds	clear	clear	some clouds	some clouds	cloudy	cloudy	cloudy	some clouds	some clouds	some clouds	rain shwrs
Cloud base (m)	6900		8650	8950		750	750			6350	5350	6850	3100	6300	3400	4250	2900	850
km/h	S	WSW	WNW	NW	NW	NW	NNW	NW	NNW	SSE	SSE	S	SSE	SE	SE	SSE	S	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.8
max °C	17	18	15	11	11	5	4	6	5	8	10	10	11	12	11	10	11	8
min °C	14	17	13	11	8	2	2	6	4	6	10	9	9	12	9	8	10	5
chill °C	14	17	13	11	5	-2	-2	3	3	6	10	8	7	11	7	6	8	3

Freezing level m	3250	3300	3250	3100	2600	1300	1500	2600	2700	2950	3050	2950	2850	2850	2750	2450	2300	1950

	7:33	—	—	7:35	—	—	7:35	—	—	7:37	—	—	7:39	—	—	7:39	—	—
	—	6:12	—	—	6:09	—	—	6:07	—	—	6:07	—	—	6:05	—	—	6:04	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 18°C on Wed afternoon, min 2°C on Thu night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 12°C on Sun afternoon, min 5°C on Mon night). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helens at the specific elevation of 1000 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 5m alt. 1 hour ago	6°C	Clear	Light winds from the WNW (7 kph at 290).	16 km
Kelso Longveiw Airport 56 km WSW 220m alt. 2 hours ago	3°C	Clear	Calm (0 kph at 0).	11 km
BUOY-KLMW1 57 km SW 3m alt. 1 hour ago
BUOY-LOPW1 60 km WSW 3m alt. 38 minutes ago
Scappoose Airport 72 km SSW 14m alt. 1 hour ago	7°C	Clear	Calm (0 kph at 0).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	5°C	Clear	Calm (0 kph at 0).	16 km
Vancouver Airport 74 km S 8m alt. 1 hour ago	8°C	Clear	Calm (0 kph at 0).	16 km
Troutdale Airport 75 km S 14m alt. 1 hour ago	11°C	Clear	Light winds from the NW (9 kph at 310).	16 km
Portland Airport 75 km S 7m alt. 1 hour ago	8°C	-	Light winds from the WSW (6 kph at 250).	16 km Low: few
Portland Airport 76 km S 218m alt. 2 hours ago	7°C	Fog shallow -.	Wind obs. (7 kph from 290 degs) was rejected.	16 km Low: few

* 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.