– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 10 pm Tue 12 May Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 12 May Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 21mm), heaviest during Wed morning. Very mild (max 15°C on Tue night, min 2°C on Thu night). Wind will be generally light.										Days 5–7 Weather Summary Mild with light rain (total 9mm) on Fri night Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 10°C on Mon afternoon, min 0°C on Sat night). Wind will be generally light.
		Wednesday 13			Thursday 14			Friday 15			Saturday 16			Sunday 17			Monday 18
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light rain	heavy rain	light rain	light rain	rain shwrs	light rain	light rain	some clouds	light rain	snow shwrs	light snow	light snow	light snow	rain shwrs	rain shwrs	rain shwrs	clear	some clouds	rain shwrs
km/h	SW	WSW	W	W	W	WNW	W	W	W	W	W	W	NW	NW	NW	NW	NW	NW	NW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	1	1	2	1	—	—	—	—	—	—
mm	2	12	4	1.1	0.3	0.5	0.9	—	0.5	9	—	—	—	0.2	0.2	0.1	—	—	0.1
max °C	15	4	5	5	5	7	5	3	6	3	2	2	1	2	6	5	7	10	8
min °C	7	4	4	4	4	6	2	2	5	1	2	2	0	1	5	3	4	9	5
chill °C	5	0	-1	0	1	4	-1	-1	2	-4	-2	-3	-5	-3	2	1	2	7	2

Freezing level m	2750	1650	1800	1850	1900	1850	1550	1400	1600	1350	1250	1250	1050	1300	1850	1800	2150	2500	2350
Cloud base (m)	2350	750	700	750	850	900	700	800	950	700	700	700	700	750	950	750	2900	2100	750

	—	5:37	—	—	5:37	—	—	5:35	—	—	5:35	—	—	5:33	—	—	5:31	—	—
	—	—	—	8:31	—	—	8:32	—	—	8:34	—	—	8:35	—	—	8:36	—	—	8:37

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Heavy rain (total 21mm), heaviest during Wed morning. Very mild (max 15°C on Tue night, min 2°C on Thu night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Mild with light rain (total 9mm) on Fri night Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 10°C on Mon afternoon, min 0°C on Sat 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
lightning 55km E of Morton 41 km ENE 1121m alt. 43 minutes ago		Thunderstorm
lightning 12km ENE of Venersborg 50 km S 552m alt. 2 hours ago		Thunderstorm
Kelso Longveiw Airport 56 km WSW 220m alt. 2 hours ago	14° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: scattered
lightning 20km W of Cascade Locks 56 km S 464m alt. 2 hours ago		Thunderstorm
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	15° C	-	Light winds from the N (15 kph at 350).	16 km Low: few
Vancouver Airport 74 km S 218m alt. 2 hours ago	17° C	-	Wind obs. (7 kph from 10 degs) was rejected.	16 km Low: few
Troutdale Airport 75 km S 218m alt. 2 hours ago	17° C	-	Wind obs. (13 kph from 240 degs) was rejected.	16 km Low: few
Portland Airport 76 km S 218m alt. 2 hours ago	17° C	Dry and cloudy.	Wind obs. (7 kph from 320 degs) was rejected.	16 km Low: scattered Mid: broken High: overcast

* 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.