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

Mount Si
Weather Forecast, United States

Issued: 10 am Sat 22 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Warm (max 25°C on Mon afternoon, min 13°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm (max 29°C on Tue afternoon, min 10°C on Thu night). Wind will be generally light.

Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
rain showers
clear
some clouds
clear
rain shwrs
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
rain shwrs
clear
Cloud base (m)
600
750
650
1750
km/h
5
WSW
10
W
5
SW
5
SW
5
NW
5
NE
0
NNW
5
NW
5
ESE
0
WNW
10
WNW
5
S
5
W
10
WSW
5
SSE
5
W
5
WSW
0
SSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
0.1
0.7
0.1
0.2
max °C
17
20
17
14
19
17
22
25
20
27
29
25
21
23
19
17
18
16
min °C
16
19
13
13
18
13
17
25
19
21
29
16
17
22
13
14
17
10
 chill °C
16
19
13
13
18
13
17
25
19
21
29
16
17
22
13
14
17
10
Freezing level m
4100
3600
3200
3000
3650
4150
4100
4150
4150
4250
4400
4250
4150
4050
3900
3400
3250
3400
Sea lvl1000m2000m3000m4000m5000m
1313118111216202021231917161310129172015141915202520242921192316161813
Sunrise
6:11
6:13
6:13
6:15
6:16
6:18
Sunset
8:07
8:05
8:02
8:00
7:59
7:57

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Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Mostly dry. Warm (max 25°C on Mon afternoon, min 13°C on Sat night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mostly dry. Warm (max 29°C on Tue afternoon, min 10°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
6 km SSW
251m alt.
2 hours ago
18°C
Dry
0
Calm
(0 kph at 349).
0
36 km WSW
218m alt.
2 hours ago
18°C
cloudy
Dry and cloudy.
7
Light winds from the S
(7 kph at 190).
16 km
Low: overcast
39 km SW
119m alt.
1 hour ago
-
2
Calm
(2 kph at 236).
8
SHIP10633
43 km W
3m alt.
49 minutes ago
20°C
Seattl / oeing Airport
44 km WSW
218m alt.
2 hours ago
17°C
cloudy
Dry and cloudy.
11
Light winds from the SSE
(11 kph at 160).
16 km
Low: broken
Mid: overcast
SHIP8808
43 km W
15m alt.
3 hours ago
- km
SHIP4487
43 km W
15m alt.
2 hours ago
- km
SHIP5236
43 km W
15m alt.
3 hours ago
- km
SHIP9819
43 km W
15m alt.
2 hours ago
- km
SHIP10238
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