– 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 A moderate fall of snow, heaviest on Wed morning. Freeze-thaw conditions (max 6°C on Tue night, min -6°C on Thu night). Winds increasing (moderate winds from the SSW on Tue night, near gales from the W by Wed afternoon).										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Mon afternoon, min -10°C on Sat night). Winds decreasing (near gales from the WSW on Fri night, light winds from the NW by Sun night).
		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 snow	heavy snow	light snow	some clouds	clear	cloudy	cloudy	clear	cloudy	snow shwrs	light snow	mod. snow	light snow	clear	some clouds	some clouds	clear	some clouds	clear
km/h	SSW	W	W	WNW	WNW	W	W	W	WSW	WSW	W	W	NNW	N	NNW	WNW	NNW	NW	WNW
See all weather maps
cm	1	12	3	—	—	—	—	—	—	13	3	8	5	—	—	—	—	—	—
mm	0.7	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	6	-4	-4	-2	-2	-2	-5	-4	-4	-6	-9	-9	-8	-5	-3	-3	-2	0	-1
min °C	-2	-5	-4	-2	-2	-4	-6	-5	-6	-9	-9	-9	-10	-6	-4	-3	-3	-1	-1
chill °C	-10	-14	-14	-11	-10	-14	-16	-14	-16	-20	-19	-20	-21	-15	-11	-10	-10	-7	-7

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: A moderate fall of snow, heaviest on Wed morning. Freeze-thaw conditions (max 6°C on Tue night, min -6°C on Thu night). Winds increasing (moderate winds from the SSW on Tue night, near gales from the W by Wed afternoon).

Mount Saint Helens Weather (Days 3-6):

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Mon afternoon, min -10°C on Sat night). Winds decreasing (near gales from the WSW on Fri night, light winds from the NW by Sun night).

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
lightning 55km E of Morton 41 km ENE 1121m alt. 1 hour ago		Thunderstorm
lightning 12km ENE of Venersborg 50 km S 552m alt. 3 hours ago		Thunderstorm
Kelso Longveiw Airport 56 km WSW 220m alt. 2 hours ago	14° C	Dry and partly cloudy.	Light winds from the N (6 kph at 1).	16 km Low: few Mid: scattered High: broken
lightning 20km W of Cascade Locks 56 km S 464m alt. 3 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	Dry and partly cloudy.	Light winds from the W (6 kph at 260).	16 km Low: broken
Vancouver Airport 74 km S 218m alt. 2 hours ago	16° C	Dry and partly cloudy.	Wind obs. (6 kph from 330 degs) was rejected.	16 km Low: broken
Troutdale Airport 75 km S 218m alt. 2 hours ago	17° C	-	Calm (0 kph at 0).	16 km Low: few
Portland Airport 76 km S 218m alt. 2 hours ago	16° C	Dry and cloudy.	Wind obs. (9 kph from 290 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.