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

Mount Si
Weather Forecast, United States

Issued: 10 pm Tue 04 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Warm (max 22°C on Thu afternoon, min 17°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Very mild (max 18°C on Fri night, min 12°C on Sat night). Wind will be generally light.

Wednesday
5
Thursday
6
Friday
7
Saturday
8
Sunday
9
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
Cloud base (m)
9400
6800
6450
7300
km/h
5
NNE
0
SSE
10
WNW
5
NW
5
WSW
10
WNW
5
NW
5
NW
15
NW
15
N
10
NNW
10
NW
15
N
10
NNW
10
NW
10
NNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
19
20
21
20
19
22
20
18
20
18
16
17
16
13
16
16
min °C
18
18
20
18
18
20
17
17
19
14
14
16
12
12
14
13
 chill °C
18
18
20
18
18
20
17
17
19
13
13
16
10
11
14
12
Freezing level m
4500
4550
4700
4700
4600
4700
4750
4650
4550
4600
4400
4250
4350
4250
4200
4450
Sea lvl1000m2000m3000m4000m5000m
1919211919211918201615171413151520232821232821212719192417172317
Sunrise
5:48
5:50
5:52
5:52
5:54
Sunset
8:35
8:34
8:31
8:30
8:29

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Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Mostly dry. Warm (max 22°C on Thu afternoon, min 17°C on Thu night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mostly dry. Very mild (max 18°C on Fri night, min 12°C on Sat night). Wind will be generally light.

This table gives the weather forecast for Mount Si at the specific elevation of 1270 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.
1 hour ago
20° C
Dry
0
Calm
(0 kph at 310).
3
32 km SSW
192m alt.
56 minutes ago
-
8
Light winds from the WSW
(8 kph at 240).
16
36 km WSW
218m alt.
3 hours ago
22° C
cloudy
Dry and cloudy.
0
Calm
(0 kph at 0).
13 km
Low: overcast
39 km SW
119m alt.
50 minutes ago
-
0
Calm
(0 kph at 217).
18
40 km SE
628m alt.
3 hours ago
16° C
clear
Haze -.
6
Light winds from the N
(6 kph at 1).
8 km
Low: overcast
Seattl / oeing Airport
44 km WSW
218m alt.
3 hours ago
23° C
clear
Haze -.
Wind obs. (6 kph from 290 degs) was rejected.
8 km
Mid: scattered
44 km WSW
218m alt.
3 hours ago
23° C
clear
Haze -.
17
Light winds from the N
(17 kph at 0).
8 km
Mid: scattered
BUOY-EBSW1
46 km W
3m alt.
2 hours ago
49 km NW
196m alt.
2 hours ago
13° C
Dry
0
Calm
(0 kph at 181).
0
49 km WSW
100m alt.
1 hour ago
29° C
-

* 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