– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 10 pm Sun 19 May Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sun 19 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 27mm), heaviest during Tue afternoon. Later becoming colder with a dusting of snow on Tue night. Mild temperatures (max 9°C on Mon afternoon, min 1°C on Wed morning). Wind will be generally light.										Days 5–7 Weather Summary Heavy rain (total 21mm), mostly on Fri morning. Becoming colder with a light covering of snow, mostly falling on Fri night. Mild temperatures (max 8°C on Thu afternoon, min 1°C on Fri night). Wind will be generally light.									Days 8–10 Weather Summary Mostly dry. Warm (max 23°C on Tue afternoon, min 3°C on Sat night). Wind will be generally light.									Days 11–13 Weather Summary Heavy rain (total 32mm), heaviest during Fri night. Warm (max 22°C on Wed afternoon, min 3°C on Thu night). Wind will be generally light.
		Monday 20			Tuesday 21			Wednesday 22			Thursday 23			Friday 24			Saturday 25			Sunday 26			Monday 27			Tuesday 28			Wednesday 29			Thursday 30			Fri 31
	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	AM	PM

	rain shwrs	some clouds	clear	rain shwrs	light rain	heavy rain	light snow	light snow	light rain	rain shwrs	light rain	light rain	rain shwrs	heavy rain	light rain	mod. snow	light rain	light rain	rain shwrs	clear	clear	clear	clear	clear	clear	clear	some clouds	rain shwrs	light rain	cloudy	risk tstorm	light rain	light rain	mod. rain	mod. rain	mod. rain
km/h	NNW	NW	NW	NW	SW	SW	W	WNW	WNW	W	WNW	NW	WSW	WSW	W	W	W	W	NNW	NNW	NNW	SE	ESE	SE	ESE	ESE	SE	ESE	SE	W	SW	SW	W	WSW	SW	WSW
Wave Height Map See all maps
cm	—	—	—	—	—	—	1.0	1.0	—	—	—	—	—	—	—	6	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.4	—	—	0.1	3	16	5	1.0	1.0	0.5	0.1	0.1	1.0	13	3	—	2	0.6	0.2	—	—	—	—	—	—	—	—	1.0	0.1	—	2.0	1.3	4	8	6	6
max°C	4	5	9	6	5	5	6	2	4	4	4	8	8	4	3	1	2	4	4	7	14	12	15	20	18	20	23	21	20	22	16	8	7	4	3	4
min°C	2	3	8	3	5	5	2	1	4	3	3	6	5	3	2	1	2	3	3	5	12	11	13	19	15	17	23	18	19	19	10	7	6	3	3	4
chill°C	-1	0	5	0	3	1	-3	-5	0	1	3	5	2	-1	-3	-4	-2	0	1	4	12	11	12	19	14	17	23	18	19	19	9	4	2	-1	0	0

Freezing level (m)	1550	1750	2300	1950	2100	2150	1400	1300	1650	1500	1700	2500	2300	1500	1300	1150	1350	1750	3050	3300	3450	3450	3550	3600	3900	3950	3950	4050	4100	3950	3650	2250	1900	1450	1500	1750
Cloud base (m)	750	800	1750	750	700	700	700	700	750	750	800	900	2750	650	700	700	700	700	750	9100					8450	4300	4400	6150	5150		850	800	800	700	700	700

	—	5:28	—	—	5:28	—	—	5:26	—	—	5:26	—	—	5:26	—	—	5:24	—	—	5:24	—	—	5:22	—	—	5:22	—	—	5:22	—	—	5:20	—	—	5:20	—
	—	—	—	8:40	—	—	8:42	—	—	8:43	—	—	8:44	—	—	8:45	—	—	8:45	—	—	8:46	—	—	8:47	—	—	8:49	—	—	8:50	—	—	8:51	—	8:52

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Heavy rain (total 27mm), heaviest during Tue afternoon. Later becoming colder with a dusting of snow on Tue night. Mild temperatures (max 9°C on Mon afternoon, min 1°C on Wed morning). Wind will be generally light.

Mount Saint Helens Weather (Days 3-6):

Heavy rain (total 21mm), mostly on Fri morning. Becoming colder with a light covering of snow, mostly falling on Fri night. Mild temperatures (max 8°C on Thu afternoon, min 1°C on Fri night). Wind will be generally light.

Mount Saint Helens Weather (Days 6-9):

Mostly dry. Warm (max 23°C on Tue afternoon, min 3°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 5 closest weather stations

Weather Station	Temp.	Weather	Wind
View wx 47 km SSW 248m alt. 41 minutes ago	6° C	Dry	Calm (2 kph at 255).
Heisson 48 km S 229m alt. 42 minutes ago	4° C	Dry	Calm (3 kph at 0).
Lewisville wx 51 km S 127m alt. 43 minutes ago	4° C	Dry	Calm (3 kph at 70).
Kalama 53 km SW 270m alt. 38 minutes ago	6° C	Dry	Calm (0 kph at 35).
Battle Ground 53 km S 105.5m alt. 35 minutes ago	4° C	Dry	Calm (0 kph at 278).

* 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.