– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens
Weather Forecast, United States
Issued: 9 pm Wed 17 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Wed 17 Dec Local Time

Updates in:

hr min s

Update imminent

3 Mount Saint Helens Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Thu afternoon, min -9°C on Thu night). Winds decreasing (severe gales from the WSW on Thu afternoon, moderate winds from the SW by Sat afternoon).										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -4°C on Sun morning, min -8°C on Mon night). Winds decreasing (near gales from the SSW on Mon afternoon, light winds from the S by Tue afternoon).
		Thursday 18			Friday 19			Saturday 20			Sunday 21			Monday 22			Tuesday 23
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. snow	heavy snow	heavy snow	heavy snow	heavy snow	mod. snow	heavy snow	light snow	light snow	some clouds	light snow	mod. snow	heavy snow	light snow	mod. snow	heavy snow	cloudy	cloudy	light snow
km/h	SW	WSW	WSW	W	WSW	W	WSW	WSW	SW	SW	SW	SW	WSW	SW	SSW	SW	SW	SSW	SE
See all weather maps
cm	6	11	17	21	14	10	17	4	1	—	4	7	17	4	6	20	—	—	3
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-4	0	2	-2	-8	-8	-7	-6	-6	-5	-4	-5	-6	-6	-5	-6	-7	-5	-4
min°C	-5	-1	1	-9	-8	-8	-8	-7	-6	-6	-4	-6	-7	-6	-5	-8	-8	-6	-5
chill°C	-13	-9	-8	-20	-18	-19	-18	-16	-14	-14	-12	-15	-17	-16	-15	-18	-17	-12	-5

Freezing level (m)	1050	1100	2250	900	750	800	850	950	950	750	1150	1200	950	1050	1100	950	700	850	1100
Cloud base (m)	750	650	600	650	700	700	700	700	700	700	650	650	700	700	650	700	700	1550	1550

	—	7:46	—	—	7:47	—	—	7:47	—	—	7:48	—	—	7:48	—	—	7:48	—	—
	—	—	4:23	—	—	4:23	—	—	4:23	—	—	4:24	—	—	4:24	—	—	4:25	—

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Thu afternoon, min -9°C on Thu night). Winds decreasing (severe gales from the WSW on Thu afternoon, moderate winds from the SW by Sat afternoon).

Mount Saint Helens Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -4°C on Sun morning, min -8°C on Mon night). Winds decreasing (near gales from the SSW on Mon afternoon, light winds from the S by Tue afternoon).

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 5 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. 3 hours ago	7° C	Dry and cloudy.	Light winds from the SSE (9 kph at 150).	16 km Low: few Mid: overcast
BUOY-LOPW1 60 km WSW 3m alt. 1 hour ago
Scappoose Airport 72 km SSW 219m alt. 2 hours ago	6° C	Light rain .	Light winds from the SSW (7 kph at 210).	16 km Low: overcast
SHIP4502 72 km WSW 15m alt. 3 hours ago				- km
SHIP7830 72 km WSW 3m alt. 2 hours ago	6° C
SHIP4066 72 km WSW 15m alt. 2 hours ago				- km
SHIP3356 72 km WSW 15m alt. 1 hour ago				- km
SHIP6786 72 km WSW 15m alt. 3 hours ago				- km
SHIP2505 72 km WSW 15m alt. 3 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.