– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 3 am Sat 21 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Sat 21 Dec 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 Sun night. Freeze-thaw conditions (max 1°C on Mon afternoon, min -8°C on Sat afternoon). Winds decreasing (severe gales from the SW on Sun morning, calm by Mon morning).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -4°C on Thu night, min -9°C on Tue afternoon). Winds increasing (light winds from the W on Tue morning, severe gales from the SW by Wed night).									Days 7–9 Weather Summary A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -3°C on Fri afternoon, min -11°C on Sun night). Winds decreasing (stormy winds from the SW on Fri afternoon, moderate winds from the SW by Sat night).									Days 10–12 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -1°C on Wed afternoon, min -11°C on Mon morning). Winds decreasing (near gales from the NW on Mon morning, calm by Tue morning).
	Saturday 21			Sunday 22			Monday 23			Tuesday 24			Wednesday 25			Thursday 26			Friday 27			Saturday 28			Sunday 29			Monday 30			Tuesday 31			Wednesday 1
	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

	mod. snow	snow shwrs	some clouds	light snow	light snow	snow shwrs	some clouds	cloudy	heavy snow	light snow	snow shwrs	some clouds	cloudy	mod. snow	heavy snow	heavy snow	heavy snow	heavy snow	cloudy	mod. snow	heavy snow	light snow	light snow	light snow	heavy snow	heavy snow	heavy snow	light snow	snow shwrs	clear	clear	some clouds	some clouds	clear	clear	clear
km/h	SSW	WSW	SW	SW	SW	WSW	WNW	SSE	SSW	W	NW	W	SW	SW	SW	WSW	SW	WSW	WSW	SW	WSW	W	W	SSW	SW	WNW	W	NW	NW	N	E	E	ENE	NE	NNE	N
See all weather maps
cm	9	4	—	2.0	3	17	—	—	11	2.0	1.0	—	—	6	35	12	13	20	—	9	36	4	2.0	1.0	16	15	24	2.0	1.0	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-4	-8	-5	-2	-3	-5	0	1	-1	-6	-8	-7	-6	-5	-5	-5	-6	-4	-4	-3	-7	-9	-5	-4	-4	-7	-11	-9	-8	-3	-3	-2	-2	-2	-1	-1
min°C	-7	-8	-8	-3	-4	-7	-2	0	-5	-8	-9	-9	-6	-6	-6	-6	-6	-7	-7	-5	-9	-9	-8	-6	-5	-8	-11	-11	-9	-6	-3	-2	-2	-2	-2	-7
chill°C	-18	-19	-17	-14	-14	-18	-9	-9	-14	-17	-18	-18	-15	-16	-18	-17	-16	-17	-16	-17	-22	-22	-18	-13	-14	-19	-24	-23	-20	-13	-3	-4	-5	-6	-7	-15

Freezing level (m)	1600	1400	1250	1550	1950	1550	1550	2750	1900	1400	1200	950	1000	950	1200	1650	1600	1250	1400	1300	1350	1200	1200	1600	1300	1150	900	850	1000	0	1700	1650	0	1750	1750	0
Cloud base (m)	2200	700	700	750	700	700	850	6050	750	700	750	750	700	800	650	700	650	650	700	650	650	700	700	1500	700	650	700	750	750	750	750	750	750	750	750	750

	7:48	—	—	7:48	—	—	7:48	—	—	7:50	—	—	7:50	—	—	7:50	—	—	7:50	—	—	7:50	—	—	7:50	—	—	7:50	—	—	7:50	—	—	7:50	—	—
	—	4:24	—	—	4:25	—	—	4:27	—	—	4:27	—	—	4:28	—	—	4:29	—	—	4:29	—	—	4:30	—	—	4:30	—	—	4:31	—	—	4:31	—	—	4:32	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A heavy fall of snow, heaviest during Sun night. Freeze-thaw conditions (max 1°C on Mon afternoon, min -8°C on Sat afternoon). Winds decreasing (severe gales from the SW on Sun morning, calm by Mon morning).

Mount Saint Helens Weather (Days 3-6):

A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -4°C on Thu night, min -9°C on Tue afternoon). Winds increasing (light winds from the W on Tue morning, severe gales from the SW by Wed night).

Mount Saint Helens Weather (Days 6-9):

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -3°C on Fri afternoon, min -11°C on Sun night). Winds decreasing (stormy winds from the SW on Fri afternoon, moderate winds from the SW by Sat 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Yacolt 41 km S 213m alt. 1 hour ago	10° C	Dry	Light winds from the SW (8 kph at 235).
View wx 47 km SSW 248m alt. 1 hour ago	13° C	Dry	Light winds from the E (8 kph at 79).
Lewisville wx 51 km S 127m alt. 58 minutes ago	6° C	Dry	Calm (2 kph at 43).
Battle Ground 53 km S 105.5m alt. 1 hour ago	6° C	Dry	Calm (2 kph at 355).
Kalama 53 km SW 270m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 254).
Brush Prairie 54 km S 164m alt. 54 minutes ago	6° C	Dry	Calm (3 kph at 95).
Battle Ground 55 km S 91m alt. 59 minutes ago	5° C	Dry	Calm (0 kph at 165).
Hockinson wx 55 km S 93m alt. 43 minutes ago	6° C	Dry	Calm (0 kph at 0).
Kelso Longveiw Airport 56 km WSW 220m alt. 2 hours ago	6° C	Clear	Calm (0 kph at 0).	16 km
Kalama 56 km SW 12m alt. 44 minutes ago	7° C	-	Calm (0 kph at —).

* 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.