– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 4 pm Mon 17 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Mon 17 Aug 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 15°C on Mon afternoon, min 11°C on Tue morning). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Very mild (max 18°C on Thu afternoon, min 7°C on Sat morning). Winds decreasing (fresh winds from the SW on Fri night, calm by Sun morning).
	Mon 17		Tuesday 18			Wednesday 19			Thursday 20			Friday 21			Saturday 22
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear	some clouds	rain shwrs	rain shwrs	clear	clear	clear	clear
Cloud base (m)	9600	9650	8450	9400		9450	7300		9200	9400	4500	4250		700	750	1550
km/h	W	W	WNW	WNW	WNW	W	W	WSW	SW	SW	SW	SE	SSW	SW	W	NW	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	0.2	0.1	—	—	—	—
max °C	15	13	12	13	12	12	14	15	15	18	17	16	14	13	7	10	11
min °C	14	12	11	13	12	12	14	14	15	17	17	15	14	8	7	9	10
chill °C	13	10	9	11	10	10	13	13	15	17	17	15	13	5	4	6	8

Freezing level m	4200	4300	4400	4400	4450	4350	4400	4500	4550	4600	4650	4350	4200	3750	3950	4200	4250

	—	—	6:11	—	—	6:11	—	—	6:13	—	—	6:13	—	—	6:16	—	—
	—	8:14	—	—	8:13	—	—	8:10	—	—	8:08	—	—	8:07	—	—	8:06

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Very mild (max 15°C on Mon afternoon, min 11°C on Tue morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 18°C on Thu afternoon, min 7°C on Sat morning). Winds decreasing (fresh winds from the SW on Fri night, calm by Sun morning).

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
Kelso Longveiw Airport 56 km WSW 220m alt. 2 hours ago	26° C	Clear	Light winds from the WNW.(Wind varies from 260 to 320 degs) (13 kph at 290).	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	28° C	Clear	Light winds from the N (15 kph at 0).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	29° C	Clear	Light winds from the N (9 kph at 350).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	29° C	Clear	Wind obs. (13 kph from 250 degs) was rejected.	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	29° C	Dry and partly cloudy.	Light winds from the NNW (7 kph at 330).	16 km Low: scattered
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 2 hours ago	27° C	Clear	Wind obs. (24 kph from 310 degs) was rejected.	16 km
Chehalis Central Airport 82 km WNW 54m alt. 2 hours ago		Haze -.	Wind obs. (7 kph from 1 degs) was rejected.	10 km
Johnsons Corner wx 88 km N 215m alt. 40 minutes ago	15° 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.