– Lat/Long: 46.20° N 122.18° W

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

Issued: 4 am Mon 17 Aug 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 11°C on Mon afternoon, min 9°C on Tue morning). Winds increasing (light winds from the SW on Mon morning, fresh winds from the WNW by Tue night).									Days 4–6 Weather Summary Mostly dry. Very mild (max 15°C on Thu night, min 7°C on Sat morning). Mainly fresh winds.
	Monday 17			Tuesday 18			Wednesday 19			Thursday 20			Friday 21			Saturday 22
	AM	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	clear	some clouds	cloudy	some clouds	rain shwrs	clear	clear	clear
Cloud base (m)			9200	8350				6600		9200	7050		3550	4000	8550	750		700
km/h	SSW	W	W	WNW	WNW	WNW	W	W	W	SW	SW	SW	SSW	S	SW	WSW	WNW	NW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.1	—	—	—
max °C	10	11	11	10	11	10	10	11	11	12	14	15	14	13	12	9	8	9
min °C	10	11	10	9	10	9	10	11	11	12	13	14	14	13	10	7	8	8
chill °C	9	9	7	6	7	5	7	8	9	11	11	12	12	11	6	4	5	4

Freezing level m	4100	4200	4250	4300	4400	4400	4400	4350	4500	4550	4650	4800	4550	4450	4200	3850	3900	4200

	6:09	—	—	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 11°C on Mon afternoon, min 9°C on Tue morning). Winds increasing (light winds from the SW on Mon morning, fresh winds from the WNW by Tue night).

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 15°C on Thu night, min 7°C on Sat morning). Mainly fresh winds.

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	16° C	Dry and cloudy.	Light winds from the NNW (11 kph at 340).	16 km Low: overcast
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	16° C	Dry and cloudy.	Light winds from the NNW (15 kph at 340).	16 km Low: overcast
Vancouver Airport 74 km S 218m alt. 2 hours ago	17° C	Dry and cloudy.	Light winds from the NW (11 kph at 310).	16 km Low: overcast
Troutdale Airport 75 km S 218m alt. 2 hours ago	16° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Portland Airport 76 km S 218m alt. 2 hours ago	17° C	Dry and cloudy.	Light winds from the N (6 kph at 0).	16 km Low: overcast
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	14° C	Dry and partly cloudy.	Light winds from the NNE (6 kph at 30).	16 km Low: broken
Johnsons Corner wx 88 km N 215m alt. 1 hour ago	13° 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.