– 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 Heavy rain (total 28mm), heaviest during Wed night. Warm (max 23°C on Mon afternoon, min 6°C on Wed night). Wind will be generally light.											Days 5–7 Weather Summary Light rain (total 8mm), mostly falling on Thu night. Very mild (max 16°C on Sat afternoon, min 6°C on Thu night). 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	rain shwrs	light rain	rain shwrs	light rain	rain shwrs	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	SW	SW	W	SSW	S	SSE	SSW	S	S	S	SSW	NW	NNE	E	NW	SE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	0.7	1.1	9	13	4	3	4	0.2	0.8	0.2	—	—	—
max °C	23	19	11	14	11	9	8	8	6	7	7	9	9	9	13	16	13
min °C	22	13	11	13	9	9	8	6	6	7	6	7	8	8	10	16	13
chill °C	22	13	11	12	7	6	4	3	3	4	5	7	8	8	10	16	12

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: Heavy rain (total 28mm), heaviest during Wed night. Warm (max 23°C on Mon afternoon, min 6°C on Wed night). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Light rain (total 8mm), mostly falling on Thu night. Very mild (max 16°C on Sat afternoon, min 6°C on Thu 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
SHIP2051 53 km SW 15m alt. 3 hours ago				- km
BUOY-KLMW1 56 km SW 3m alt. 50 minutes ago
Kelso Longveiw Airport 56 km WSW 220m alt. 2 hours ago	30°C	Clear	Light winds from the N (9 kph at 1).	16 km
BUOY-LOPW1 60 km WSW 3m alt. 50 minutes ago
Scappoose Airport 72 km SSW 219m alt. 2 hours ago	29°C	Clear	Light winds from the SE (6 kph at 140).	16 km
BUOY-KLMW1 57 km SW 3m alt. 50 minutes ago
BUOY-LOPW1 60 km WSW 3m alt. 50 minutes ago
SHIP3752 65 km SSW 15m alt. 2 hours ago				- km
SHIP8243 65 km SSW 15m alt. 2 hours ago				- km
SHIP5380 65 km SSW 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.