– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 4 pm Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 16°C on Wed morning, min 6°C on Mon morning). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Very mild (max 17°C on Wed afternoon, min 1°C on Fri morning). Wind will be generally light.
	Sun 18		Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	light rain	cloudy	cloudy	cloudy	clear	clear	clear	clear	clear	some clouds	light rain	rain shwrs	some clouds	clear	clear
Cloud base (m)		4800	4750		2900	4250	6300	7100	7900		4000	3700	750	850	800
km/h	SE	S	S	NW	E	E	ESE	E	SE	SW	WNW	WNW	WNW	NW	NW	NNW	ESE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	0.2	—	—	—	—	—	—	—	—	—	0.2	0.1	—	—	—
max °C	13	10	7	10	9	12	14	13	16	17	13	8	8	3	3	5	7
min °C	12	8	6	9	8	10	14	12	14	16	10	8	5	2	1	5	4
chill °C	12	6	5	9	8	9	13	11	14	16	9	6	1	-3	-3	2	2

Freezing level m	3400	3200	2450	2600	2650	2950	3100	3250	3200	3200	3050	2650	1950	1250	1400	2150	3250

	—	—	7:30	—	—	7:31	—	—	7:33	—	—	7:35	—	—	7:35	—	—
	6:16	—	—	6:15	—	—	6:14	—	—	6:12	—	—	6:09	—	—	6:07	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 16°C on Wed morning, min 6°C on Mon morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 17°C on Wed afternoon, min 1°C on Fri morning). 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 220m alt. 2 hours ago	18°C	Clear	Light winds from the NNW (11 kph at 340).	16 km
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	18°C	-	Light winds from the NNW (17 kph at 330).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	19°C	Clear	Light winds from the NW (15 kph at 320).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	19°C	Clear	Light winds from the WSW (9 kph at 250).	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	19°C	Dry and partly cloudy.	Light winds from the NW (11 kph at 320).	16 km Low: scattered
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	17°C	Clear	Light winds from the ESE (6 kph at 110).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago	14°C	Clear	Light winds from the NNE (17 kph at 20).	16 km
Hillsbor / ortland Airport 94 km SSW 218m alt. 2 hours ago	19°C	Clear	Calm (0 kph at 0).	16 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.