Mount Si weather
– Lat/Long: 47.51° N 121.74° W

Mount Si
Weather Forecast, United States

Issued: 10 am Sun 06 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Warm (max 21°C on Tue afternoon, min 10°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm (max 25°C on Wed afternoon, min 9°C on Thu night). Wind will be generally light.

Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
clear
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
rain showers
some clouds
some clouds
clear
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
rain shwrs
Cloud base (m)
6250
2650
500
700
7400
5800
1600
1800
550
km/h
5
NW
10
WNW
5
S
5
WSW
5
NW
5
ENE
5
NW
5
NW
5
E
5
WSW
5
WNW
5
SW
10
SW
10
SW
10
S
10
SW
10
W
10
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
0.4
max °C
16
19
14
12
16
13
17
21
16
23
25
18
18
20
15
12
14
12
min °C
12
18
10
11
14
10
13
20
15
17
25
15
15
19
9
10
14
9
 chill °C
12
18
10
11
14
10
13
20
15
17
25
15
15
19
8
9
14
8
Freezing level m
2650
2750
2700
2550
2800
3250
3550
3750
4000
4400
4400
4250
3800
3700
3450
2600
2500
2050
Sea lvl1000m2000m3000m4000m5000m
1012978911141517191512139675141912121512152116202517172012111411
Sunrise
6:31
6:33
6:33
6:35
6:37
6:37
Sunset
7:37
7:36
7:32
7:30
7:29
7:27

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Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Mostly dry. Warm (max 21°C on Tue afternoon, min 10°C on Sun night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mostly dry. Warm (max 25°C on Wed afternoon, min 9°C on Thu night). Wind will be generally light.

This table gives the weather forecast for Mount Si at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Si. 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
30 km WSW
160m alt.
48 minutes ago
23°C
Dry
3
Calm
(3 kph at 34).
16
32 km SSW
192m alt.
29 minutes ago
-
Wind obs. (11 kph from 277 degs) was rejected.
36 km WSW
218m alt.
2 hours ago
22°C
clear
Clear
13
Light winds from the N
(13 kph at 350).
16 km
39 km SW
119m alt.
20 minutes ago
-
2
Calm
(2 kph at 208).
8
SHIP3882
43 km W
15m alt.
3 hours ago
- km
SHIP5401
43 km W
15m alt.
2 hours ago
- km
SHIP6909
43 km W
3m alt.
2 hours ago
19°C
SHIP6339
43 km W
15m alt.
2 hours ago
- km
SHIP4886
43 km W
15m alt.
3 hours ago
- km
SHIP7015
43 km W
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.

Mount Si Photos