Mount Saint Helens weather
– Lat/Long: 46.20° N 122.18° W

Mount Saint Helens Weather Forecast

Cascade Range · United States
Issued: 4 am Sat 26 Sep Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

Mostly dry. Freeze-thaw conditions (max 4°C on Mon night, min -2°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the WNW by Mon afternoon).

Days 4–6 Weather Summary

Drizzle, on Thu afternoon followed by colder weather and a moderate fall of snow, heaviest on Thu night.. Freeze-thaw conditions (max 6°C on Tue morning, min -2°C on Thu night). Winds increasing (light winds from the SSW on Wed night, near gales from the WNW by Thu night).

Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
light rain
rain showers
part cloud
part cloud
part cloud
cloud
light snow
snow showers
clear
some clouds
some clouds
cloudy
clear
clear
some clouds
some clouds
some clouds
some clouds
light rain
rain shwrs
some clouds
some clouds
some clouds
cloudy
light snow
snow shwrs
Cloud base (m)
6750
5750
5150
7950
3450
1850
800
850
1850
1850
2200
850
700
km/h
15
NNW
0
NW
10
SSW
10
SSW
10
W
15
NW
25
NW
35
WNW
30
W
40
W
40
W
30
W
25
W
15
WSW
25
SW
30
SSW
35
WSW
45
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
10
 mm
—
—
—
—
—
—
—
—
—
—
0.1
0.1
—
—
—
—
0.9
—
max °C
-1
1
2
2
3
3
2
3
4
6
5
5
5
5
6
5
3
1
min °C
-2
1
2
1
2
2
2
2
4
5
5
4
4
5
5
4
2
-2
 chill °C
-8
0
1
-2
-1
-1
-3
-4
-2
0
-1
-2
-1
1
0
-1
-4
-11
Freezing level m
2350
2800
2900
2850
2950
3100
3200
3050
3600
3800
3700
3650
3500
3500
3450
3250
2850
1850
Sea lvl1000m2000m3000m4000m5000m
-21223323465555653-115556545677779976271110111499121011121113151413127
Sunrise
7:00
—
—
7:01
—
—
7:01
—
—
7:03
—
—
7:05
—
—
7:05
—
—
Sunset
—
6:59
—
—
6:57
—
—
6:54
—
—
6:52
—
—
6:51
—
—
6:49
—

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Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Mostly dry. Freeze-thaw conditions (max 4°C on Mon night, min -2°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the WNW by Mon afternoon).

Mount Saint Helens Weather (Days 3-6):

Drizzle, on Thu afternoon followed by colder weather and a moderate fall of snow, heaviest on Thu night.. Freeze-thaw conditions (max 6°C on Tue morning, min -2°C on Thu night). Winds increasing (light winds from the SSW on Wed night, near gales from the WNW by Thu 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 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Kelso Longveiw Airport
56 km WSW
721m alt.
2 hours ago
9°C
partially cloudy
Dry and partly cloudy.
0
Calm
(0 kph at 0).
16 km
Low: broken
BUOY-KLMW1
57 km SW
3m alt.
52 minutes ago
BUOY-LOPW1
60 km WSW
3m alt.
52 minutes ago
Scappoose Airport
72 km SSW
718m alt.
1 hour ago
6°C
partially cloudy
Dry and partly cloudy.
7
Light winds from the WSW
(7 kph at 250).
16 km
Low: broken
Vancouver Airport
74 km S
716m alt.
2 hours ago
8°C
clear
Clear
0
Calm
(0 kph at 0).
16 km
Troutdale Airport
75 km S
716m alt.
2 hours ago
8°C
clear
Clear
6
Light winds from the E
(6 kph at 80).
16 km
Portland Airport
76 km S
715m alt.
2 hours ago
10°C
partially cloudy
Dry and partly cloudy.
0
Calm
(0 kph at 0).
16 km
Low: broken
Ken Jernstedt Airfield - Hood River (Oregon)
78 km SE
195m alt.
1 hour ago
7°C
clear
Clear
0
Calm
(0 kph at 0).
16 km
Chehalis Central Airport
82 km WNW
54m alt.
1 hour ago
7°C
clear
-
0
Calm
(0 kph at 0).
11 km
88 km N
215m alt.
58 minutes ago
8°C
Dry
0
Calm
(0 kph at —).
0

* 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.

Mount Saint Helens Photos