– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 10 am Tue 18 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Tue 18 Mar Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 3°C on Wed morning, min -3°C on Tue morning). Winds increasing (light winds from the WNW on Tue morning, fresh winds from the SSW by Wed night).									Days 4–6 Weather Summary A moderate fall of snow heaviest on Fri morning. Turning milder with heavy rain (total 22mm), heaviest during Sun afternoon. Freeze-thaw conditions (max 6°C on Sun night, min -1°C on Fri night). Winds decreasing (fresh winds from the SW on Fri morning, calm by Sat night).									Days 7–9 Weather Summary Light rain (total 9mm), mostly falling on Wed night. Very mild (max 12°C on Tue afternoon, min 2°C on Wed night). Wind will be generally light.									Days 10–12 Weather Summary A light covering of new snow mostly falling on Thu morning. Freeze-thaw conditions (max 2°C on Thu morning, min 0°C on Thu night). Winds decreasing (fresh winds from the SW on Thu afternoon, calm by Sat night).
	Tuesday 18			Wednesday 19			Thursday 20			Friday 21			Saturday 22			Sunday 23			Monday 24			Tuesday 25			Wednesday 26			Thursday 27			Friday 28			Saturday 29
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	cloudy	light rain	light rain	heavy snow	mod. snow	light snow	mod. snow	light snow	light snow	light snow	some clouds	cloudy	light rain	mod. rain	mod. rain	light rain	light rain	rain shwrs	rain shwrs	rain shwrs	rain shwrs	rain shwrs	cloudy	light rain	rain shwrs	light snow	snow shwrs	light snow	light snow	cloudy	light snow	cloudy	cloudy	cloudy
km/h	W	SW	S	SE	SE	SW	WSW	SW	SSW	SW	SW	W	W	W	SSW	SSW	WSW	SW	N	N	E	ESE	SE	S	S	SSW	SSW	SSW	WSW	SSW	SSW	SSW	SSW	SSW	WSW	SSW
See all weather maps
cm	—	—	—	—	—	11	9	3	10	5	4	1.0	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2.0	2.0	2.0	1.0	—	1.0	—	—	—
mm	—	—	—	0.1	0.5	—	—	—	—	—	—	—	—	—	4	5	9	3	0.4	0.3	0.1	0.1	0.4	0.1	—	0.2	8	—	—	—	—	—	—	—	—	—
max°C	-1	0	0	3	3	1	-1	0	0	1	2	0	0	2	4	4	5	6	8	10	10	11	12	12	11	11	8	2	1	0	0	2	1	0	2	1
min°C	-3	0	0	1	2	-1	-1	0	0	1	2	-1	-1	1	1	4	5	5	6	9	9	10	12	10	10	10	2	1	1	0	0	1	0	0	1	0
chill°C	-7	-3	-3	-3	-3	-7	-7	-5	-5	-5	-3	-5	-5	-2	1	1	2	3	5	7	8	8	11	8	9	8	-3	-6	-6	-4	-4	-2	-3	-3	-2	-2

Freezing level (m)	850	1000	1000	1600	1300	800	900	1000	1000	1250	1300	1000	1050	1250	1800	2200	2350	2700	2900	3150	3400	3450	3450	3350	3050	2850	1850	1200	1100	1000	1000	1200	1000	1000	1200	1100
Cloud base (m)	750	750	750	2300	1850	700	700	700	700	700	700	700	700	750	700	700	700	750	750	750	700	700	700	700	700	1700	700	750	700	700	700	700	700	700	700	700

	7:16	—	—	7:13	—	—	7:11	—	—	7:09	—	—	7:07	—	—	7:05	—	—	7:03	—	—	7:01	—	—	7:00	—	—	6:58	—	—	6:56	—	—	6:54	—	—
	—	7:17	—	—	7:19	—	—	7:20	—	—	7:22	—	—	7:22	—	—	7:23	—	—	7:25	—	—	7:27	—	—	7:28	—	—	7:30	—	—	7:30	—	—	7:32	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 3°C on Wed morning, min -3°C on Tue morning). Winds increasing (light winds from the WNW on Tue morning, fresh winds from the SSW by Wed night).

Mount Saint Helens Weather (Days 3-6):

A moderate fall of snow heaviest on Fri morning. Turning milder with heavy rain (total 22mm), heaviest during Sun afternoon. Freeze-thaw conditions (max 6°C on Sun night, min -1°C on Fri night). Winds decreasing (fresh winds from the SW on Fri morning, calm by Sat night).

Mount Saint Helens Weather (Days 6-9):

Light rain (total 9mm), mostly falling on Wed night. Very mild (max 12°C on Tue afternoon, min 2°C on Wed 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Yacolt 41 km S 213m alt. 51 minutes ago	7° C	Dry	Wind obs. (8 kph from 249 degs) was rejected.
View wx 47 km SSW 248m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 268).
Lewisville wx 51 km S 127m alt. 1 hour ago	8° C	Dry	Wind obs. (6 kph from 119 degs) was rejected.
Charter Oak wx 51 km SSW 94m alt. 54 minutes ago	9° C	Dry	Calm (3 kph at 93).
Battle Ground 53 km S 105.5m alt. 1 hour ago	9° C	Dry	Wind obs. (8 kph from 142 degs) was rejected.
Kalama 53 km SW 270m alt. 1 hour ago	7° C	Dry	Calm (5 kph at 134).
Brush Prairie 54 km S 164m alt. 1 hour ago	8° C	Dry	Calm (2 kph at 233).
Battle Ground 55 km S 91m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 165).
Hockinson wx 55 km S 93m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 169).
Kelso Longveiw Airport 56 km WSW 220m alt. 3 hours ago	7° C	Dry and cloudy.	Light winds from the S (11 kph at 180).	16 km Low: few 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.