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

Mount Si
Weather Forecast, United States

Issued: 4 pm Mon 07 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Warm (max 23°C on Wed afternoon, min 11°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Some drizzle, heaviest during Sat morning. Very mild (max 17°C on Thu afternoon, min 9°C on Thu night). Wind will be generally light.

Mon
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
clear
clear
clear
clear
clear
clear
clear
light rain
rain showers
rain showers
cloud
cloud
cloud
light rain
light rain
rain showers
rain shwrs
clear
clear
clear
clear
clear
clear
clear
light rain
rain shwrs
rain shwrs
cloudy
cloudy
cloudy
light rain
light rain
rain shwrs
Cloud base (m)
750
6200
8750
9150
8900
600
750
600
700
5000
500
550
900
km/h
5
NNW
5
ENE
0
WNW
5
NW
5
ESE
5
W
5
W
5
SW
10
SW
5
WNW
5
SE
0
SSW
5
WNW
0
NE
5
WNW
5
W
5
SSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
0.2
0.4
0.3
0.2
0.6
0.5
0.1
max °C
16
13
18
21
16
21
23
18
13
17
13
12
16
13
10
12
12
min °C
14
11
13
20
14
16
23
13
12
14
9
10
16
11
10
11
11
 chill °C
14
11
13
20
14
16
23
13
11
14
9
10
16
11
10
11
11
Freezing level m
2750
3300
3450
3750
4200
4450
4450
4100
3400
3150
3300
3050
2800
2700
2350
2600
2700
Sea lvl1000m2000m3000m4000m5000m
99121415161713998710107771512162115192316131611111612101212
Sunrise
6:33
6:35
6:37
6:37
6:39
Sunset
7:36
7:32
7:30
7:29
7:27
7:24

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Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Mostly dry. Warm (max 23°C on Wed afternoon, min 11°C on Mon night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Some drizzle, heaviest during Sat morning. Very mild (max 17°C on Thu 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.
2 hours ago
17°C
Dry
0
Calm
(0 kph at 39).
0
32 km SSW
192m alt.
1 hour ago
-
2
Calm
(2 kph at 0).
5
36 km WSW
218m alt.
3 hours ago
20°C
clear
Clear
11
Light winds from the NNW
(11 kph at 330).
16 km
39 km SW
119m alt.
2 hours ago
-
0
Calm
(0 kph at 276).
0
44 km NW
80m alt.
1 hour ago
14°C
Dry
0
Calm
(0 kph at 258).
0
Seattl / oeing Airport
44 km WSW
218m alt.
3 hours ago
19°C
partially cloudy
Dry and partly cloudy.
Wind obs. (11 kph from 300 degs) was rejected.
16 km
Low: scattered
44 km WSW
218m alt.
3 hours ago
18°C
partially cloudy
Dry and partly cloudy.
9
Light winds from the WNW
(9 kph at 290).
16 km
Low: few
Mid: broken
BUOY-EBSW1
46 km W
3m alt.
2 hours ago
49 km NW
196m alt.
1 hour ago
17°C
Dry
0
Calm
(0 kph at 175).
5
49 km WSW
100m alt.
1 hour ago
-

* 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