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

Mount Saint Helens
Weather Forecast, United States

Issued: 4 pm Fri 21 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Some drizzle, heaviest during Sat night. Very mild (max 15°C on Fri afternoon, min 4°C on Sat night). Winds decreasing (strong winds from the S on Fri afternoon, calm by Mon morning).

Days 5–7 Weather Summary

Mostly dry. Very mild (max 13°C on Tue afternoon, min 2°C on Wed night). Winds increasing (light winds from the SSE on Tue night, strong winds from the SW by Wed night).

Fri
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
rain showers
clear
clear
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
cloudy
rain shwrs
clear
clear
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
Cloud base (m)
5600
800
900
950
9500
750
km/h
25
S
30
SE
20
SSW
30
SW
25
WSW
30
NW
25
NW
10
NNW
10
S
10
SSW
20
SSW
20
SSW
10
SSE
30
SSW
35
SSW
30
SW
40
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
0.1
0.6
0.3
0.1
max °C
15
13
9
7
6
4
8
10
11
12
12
12
13
12
10
9
6
min °C
13
10
7
7
4
4
7
8
10
12
12
12
13
10
9
9
2
 chill °C
11
6
4
3
-1
-1
3
5
10
11
10
10
12
7
5
5
-4
Freezing level m
4550
4350
3850
3550
3400
3550
3900
4200
4200
4200
4250
4250
4300
4250
4100
3850
3200
Sea lvl1000m2000m3000m4000m5000m
1412875489111212121311109417141111761011131716161814121372318151813111714192421232619182013
Sunrise
6:16
6:16
6:18
6:18
6:20
Sunset
8:07
8:06
8:04
8:01
8:00
7:59

Loading...

Mount Saint Helens Weather (Days 0-3):

The weather forecast for Mount Saint Helens is: Some drizzle, heaviest during Sat night. Very mild (max 15°C on Fri afternoon, min 4°C on Sat night). Winds decreasing (strong winds from the S on Fri afternoon, calm by Mon morning).

Mount Saint Helens Weather (Days 3-6):

Mostly dry. Very mild (max 13°C on Tue afternoon, min 2°C on Wed night). Winds increasing (light winds from the SSE on Tue night, strong winds from the SW by Wed 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
220m alt.
3 hours ago
21° C
clear
Clear
11
Light winds from the WNW
(11 kph at 300).
16 km
BUOY-KLMW1
57 km SW
3m alt.
2 hours ago
BUOY-LOPW1
60 km WSW
3m alt.
2 hours ago
72 km SSW
219m alt.
3 hours ago
24° C
clear
Clear
9
Light winds from the SSE
(9 kph at 150).
16 km
Vancouver Airport
74 km S
218m alt.
3 hours ago
24° C
clear
Clear
7
Light winds from the SE
(7 kph at 140).
16 km
75 km S
218m alt.
3 hours ago
24° C
clear
Clear
Wind obs. (7 kph from 230 degs) was rejected.
16 km
Portland Airport
76 km S
218m alt.
3 hours ago
24° C
cloudy
Dry and cloudy.
7
Light winds from the SSE
(7 kph at 150).
16 km
Low: broken
Mid: overcast
Ken Jernstedt Airfield - Hood River (Oregon)
78 km SE
195m alt.
2 hours ago
25° C
clear
Clear
9
Light winds from the WNW
(9 kph at 300).
16 km
82 km WNW
54m alt.
2 hours ago
24° C
clear
Clear
Wind obs. (6 kph from 230 degs) was rejected.
16 km
SHIP4262
88 km S
15m alt.
2 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.

Mount Saint Helens Photos