– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 4 pm Mon 31 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Mon 31 Aug Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mild with moderate rain (total 10mm) on Wed afternoon, Becoming colder with a light covering of snow, mostly falling on Wed night. Freeze-thaw conditions (max 15°C on Mon afternoon, min 0°C on Wed night). Winds increasing (light winds from the S on Mon night, strong winds from the SSW by Wed afternoon).											Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 9°C on Sun morning, min 0°C on Thu afternoon). Wind will be generally light.
	Mon 31		Tuesday 1			Wednesday 2			Thursday 3			Friday 4			Saturday 5
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	some clouds	light rain	rain shwrs	mod. rain	snow shwrs	light snow	snow shwrs	light snow	some clouds	light rain	rain shwrs	clear	some clouds	clear
Cloud base (m)	6200	4850	750	850	2000	700	650	700	700	750	750	1600	1500	1900	2400	2850	9350
km/h	S	S	SSW	SW	SW	SSW	SSW	SW	SSW	SSW	S	SE	N	NNE	ENE	NNW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	7	2	2	2	—	—	—	—	—	—
mm	—	—	—	—	0.7	1.1	9	—	—	—	—	—	0.5	0.2	—	—	—
max °C	15	13	7	7	6	3	2	2	0	1	1	2	2	3	5	8	8
min °C	14	9	6	7	4	3	2	0	0	0	0	1	2	2	4	7	7
chill °C	13	8	4	5	-1	-2	-5	-6	-7	-6	-2	1	2	1	2	7	5

Freezing level m	3900	3850	3500	3350	3000	2500	2400	2050	2000	2150	2100	2250	2350	2400	2750	2850	3150

	—	—	6:28	—	—	6:28	—	—	6:31	—	—	6:31	—	—	6:33	—	—
	7:49	—	—	7:46	—	—	7:45	—	—	7:44	—	—	7:42	—	—	7:39	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mild with moderate rain (total 10mm) on Wed afternoon, Becoming colder with a light covering of snow, mostly falling on Wed night. Freeze-thaw conditions (max 15°C on Mon afternoon, min 0°C on Wed night). Winds increasing (light winds from the S on Mon night, strong winds from the SSW by Wed afternoon).

Mount Saint Helens Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 9°C on Sun morning, min 0°C on Thu afternoon). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helens at the specific elevation of 2000 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
BUOY-KLMW1 56 km SW 3m alt. 1 hour ago
Kelso Longveiw Airport 56 km WSW 220m alt. 2 hours ago	23°C	Clear	Light winds from the WNW (17 kph at 290).	16 km
SHIP6579 58 km SSW 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	26°C	Clear	Light winds from the NW (9 kph at 310).	16 km
SHIP10215 60 km SW 15m alt. 2 hours ago				- km
SHIP3914 60 km SW 15m alt. 2 hours ago				- km
SHIP2777 60 km SW 15m alt. 2 hours ago				- km
BUOY-LOPW1 60 km WSW 3m alt. 1 hour ago
SHIP6379 60 km SW 15m alt. 2 hours ago				- km

* 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.