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

Mount Saint Helens
Weather Forecast, United States

Issued: 10 pm Sun 30 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Moderate rain (total 14mm), heaviest on Wed afternoon. Very mild (max 14°C on Mon afternoon, min 3°C on Tue night). Winds increasing (calm on Sun night, strong winds from the SSW by Wed afternoon).

Days 5–7 Weather Summary

Mild with light rain (total 10mm) on Wed night Becoming colder with a light covering of snow, mostly falling on Wed night. Freeze-thaw conditions (max 5°C on Fri afternoon, min 0°C on Wed night). Winds decreasing (fresh winds from the SSW on Wed night, calm by Fri afternoon).

Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
clear
part cloud
light rain
light rain
heavy rain
snow showers
light snow
light snow
clear
clear
rain showers
rain showers
clear
clear
clear
some clouds
clear
some clouds
light rain
light rain
heavy rain
snow shwrs
light snow
light snow
clear
clear
rain shwrs
rain shwrs
Cloud base (m)
5700
8550
5200
1550
2050
850
700
650
700
750
750
2350
2300
km/h
5
S
15
SSE
10
SSW
10
S
10
SSW
15
WSW
20
SW
30
SSW
40
SSW
25
WSW
30
SW
20
SW
5
WSW
5
E
5
NNE
10
NE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
1
1
 mm
1.1
1
12
7
0.1
0.5
max °C
11
12
14
13
8
9
6
3
3
3
0
1
2
3
5
5
min °C
8
11
14
9
8
7
3
3
3
0
0
1
2
2
5
4
 chill °C
6
10
13
8
7
4
-2
-2
-3
-6
-6
-4
-2
2
5
2
Freezing level m
3900
3900
3900
3850
3500
3300
2750
2500
2750
2200
2050
2200
2350
2500
2600
2800
Sea lvl1000m2000m3000m4000m5000m
7910865201-2-3-2-2-102101214118853320123551418231613151099868791310
Sunrise
6:26
6:28
6:28
6:31
6:31
Sunset
7:49
7:46
7:45
7:44
7:42

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Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Moderate rain (total 14mm), heaviest on Wed afternoon. Very mild (max 14°C on Mon afternoon, min 3°C on Tue night). Winds increasing (calm on Sun night, strong winds from the SSW by Wed afternoon).

Mount Saint Helens Weather (Days 3-6):

Mild with light rain (total 10mm) on Wed night Becoming colder with a light covering of snow, mostly falling on Wed night. Freeze-thaw conditions (max 5°C on Fri afternoon, min 0°C on Wed night). Winds decreasing (fresh winds from the SSW on Wed night, calm by Fri 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 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Kelso Longveiw Airport
56 km WSW
220m alt.
2 hours ago
13°C
clear
Clear
0
Calm
(0 kph at 0).
16 km
BUOY-KLMW1
57 km SW
3m alt.
1 hour ago
BUOY-LOPW1
60 km WSW
3m alt.
1 hour ago
72 km SSW
219m alt.
2 hours ago
17°C
clear
Clear
11
Light winds from the NNW
(11 kph at 330).
16 km
Vancouver Airport
74 km S
218m alt.
2 hours ago
16°C
clear
Clear
0
Calm
(0 kph at 0).
16 km
75 km S
218m alt.
2 hours ago
13°C
clear
Clear
7
Light winds from the ESE
(7 kph at 120).
16 km
Portland Airport
76 km S
218m alt.
2 hours ago
17°C
clear
Clear
0
Calm
(0 kph at 0).
16 km
Ken Jernstedt Airfield - Hood River (Oregon)
78 km SE
195m alt.
1 hour ago
11°C
clear
Clear
Wind obs. (7 kph from 200 degs) was rejected.
16 km
82 km WNW
54m alt.
1 hour ago
13°C
clear
Clear
0
Calm
(0 kph at 0).
16 km
88 km N
215m alt.
1 hour ago
12°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