– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 10 pm Mon 17 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 10 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 14°C on Thu afternoon, min 10°C on Mon night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Very mild (max 14°C on Thu night, min 5°C on Fri night). Winds decreasing (fresh winds from the S on Fri morning, light winds from the WSW by Sun morning).
		Tuesday 18			Wednesday 19			Thursday 20			Friday 21			Saturday 22
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear	some clouds	rain shwrs	risk tstorm	clear	clear	clear	clear
Cloud base (m)	9650	9100	9300			7300			6600	4450	4150		700	750	1000	700
km/h	W	WNW	WNW	WNW	WNW	W	SW	SSW	SSW	SSW	S	SSW	SW	W	NW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	0.2	0.2	—	—	—	—
max °C	11	10	11	10	10	12	13	13	14	14	11	12	9	5	7	9
min °C	10	10	11	10	10	12	12	13	14	12	11	11	5	5	7	8
chill °C	7	8	9	7	8	10	11	11	12	10	8	8	0	0	3	5

Freezing level m	4250	4400	4450	4400	4400	4400	4550	4550	4600	4450	4250	4100	3700	3700	4050	4200

	—	6:11	—	—	6:11	—	—	6:13	—	—	6:13	—	—	6:16	—	—
	—	—	—	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 14°C on Thu afternoon, min 10°C on Mon night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 14°C on Thu night, min 5°C on Fri night). Winds decreasing (fresh winds from the S on Fri morning, light winds from the WSW by Sun morning).

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. 2 hours ago	18° C	Clear	Light winds from the NW (13 kph at 320).	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	21° C	Clear	Light winds from the NNE (9 kph at 20).	16 km
Vancouver Airport 74 km S 218m alt. 2 hours ago	23° C	Clear	Light winds from the NNW (11 kph at 340).	16 km
Troutdale Airport 75 km S 218m alt. 2 hours ago	23° C	Clear	Wind obs. (6 kph from 1 degs) was rejected.	16 km
Portland Airport 76 km S 218m alt. 2 hours ago	23° C	Dry and partly cloudy.	Light winds from the N (6 kph at 1).	16 km Low: scattered
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	18° C	Clear	Calm (0 kph at 0).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	18° C	Dry and partly cloudy.	Light winds from the WSW (7 kph at 240).	16 km Low: scattered
Johnsons Corner wx 88 km N 215m alt. 1 hour 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.