– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States

Issued: 10 am Tue 22 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Tue 22 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Light rain (total 4mm), mostly falling on Thu night. Very mild (max 15°C on Thu morning, min 9°C on Tue morning). Wind will be generally light.									Days 4–6 Weather Summary Moderate rain (total 19mm), heaviest on Fri morning. Very mild (max 14°C on Sun afternoon, min 4°C on Fri night). Wind will be generally light.
	Tuesday 22			Wednesday 23			Thursday 24			Friday 25			Saturday 26			Sunday 27
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	some clouds	cloudy	some clouds	some clouds	cloudy	cloudy	light rain	heavy rain	rain shwrs	rain shwrs	clear	some clouds	cloudy	cloudy	some clouds	clear
Cloud base (m)	800			5650	8550	6650	3600	3000	650	750	800	950	9100		4550	3600	3150	3400
km/h	NW	NW	WNW	WNW	WNW	N	S	S	SSW	WNW	WNW	NNW	ENE	SE	ESE	SE	W	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	4	16	2	0.4	—	—	—	—	—	—
max °C	10	13	10	11	13	12	15	15	11	6	7	5	9	13	10	11	14	10
min °C	9	13	9	10	13	10	13	15	9	5	6	4	6	13	10	10	13	8
chill °C	8	12	8	10	13	10	12	14	6	1	2	2	4	13	8	9	13	7

Freezing level m	3650	3500	3300	3450	3400	3500	3350	3350	2600	1800	2050	1800	2600	3250	3250	3050	2900	2750

	6:54	—	—	6:56	—	—	6:56	—	—	6:58	—	—	7:00	—	—	7:01	—	—
	—	7:06	—	—	7:04	—	—	7:02	—	—	7:00	—	—	6:59	—	—	6:57	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Light rain (total 4mm), mostly falling on Thu night. Very mild (max 15°C on Thu morning, min 9°C on Tue morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Moderate rain (total 19mm), heaviest on Fri morning. Very mild (max 14°C on Sun afternoon, min 4°C on Fri 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 220m alt. 2 hours ago	20°C	Dry and cloudy.	Light winds from the N (6 kph at 1).	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	22°C	Dry and partly cloudy.	Light winds from the E (13 kph at 80).	16 km Low: broken
Vancouver Airport 74 km S 218m alt. 2 hours ago	19°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Troutdale Airport 75 km S 218m alt. 2 hours ago	19°C	Dry and cloudy.	Wind obs. (6 kph from 320 degs) was rejected.	16 km Low: scattered Mid: overcast
Portland Airport 76 km S 218m alt. 2 hours ago	19°C	Dry and partly cloudy.	Light winds from the NW (11 kph at 310).	16 km Low: broken Mid: broken
Ken Jernstedt Airfield - Hood River (Oregon) 78 km SE 195m alt. 1 hour ago	22°C	Clear	Light winds from the WNW.(Wind varies from 230 to 320 degs) (9 kph at 290).	16 km
Chehalis Central Airport 82 km WNW 54m alt. 1 hour ago	20°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Johnsons Corner wx 88 km N 215m alt. 1 hour ago	19°C	Dry	Calm (2 kph at 180).

* 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.