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

Mount Si
Weather Forecast, United States

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

Days 1–3 Weather Summary

Mostly dry. Warm (max 28°C on Wed afternoon, min 16°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm (max 27°C on Fri afternoon, min 13°C on Sat night). Wind will be generally light.

Tuesday
4
Wednesday
5
Thursday
6
Friday
7
Saturday
8
Sunday
9
AM
PM
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
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
Cloud base (m)
9600
8700
9000
8850
9100
km/h
0
NW
10
NW
5
E
5
WNW
5
WNW
0
ESE
5
W
5
W
0
SE
5
NW
10
NNW
5
NNE
5
WNW
10
NW
5
NNE
5
NW
10
NW
5
NE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
23
26
22
25
28
23
25
28
24
23
27
22
22
25
21
19
23
20
min °C
19
26
18
21
27
19
21
27
16
19
26
16
18
24
13
15
22
14
 chill °C
19
26
18
21
27
19
21
27
16
19
26
16
18
24
13
15
22
14
Freezing level m
3950
4250
4450
4550
4750
4750
4600
4750
4750
4550
4450
4600
4350
4250
4350
4250
4300
4600
Sea lvl1000m2000m3000m4000m5000m
171919192119192118182017161815131615212620232821232820212719202517172317
Sunrise
5:48
5:48
5:50
5:52
5:52
5:54
Sunset
8:37
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 28°C on Wed afternoon, min 16°C on Thu night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mostly dry. Warm (max 27°C on Fri afternoon, min 13°C on Sat 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.
1 hour ago
26° C
Dry
5
Calm
(5 kph at 274).
13
32 km SSW
192m alt.
1 hour ago
-
8
Light winds from the WNW
(8 kph at 301).
24
36 km WSW
218m alt.
2 hours ago
24° C
clear
Clear
15
Light winds from the N
(15 kph at 350).
14 km
39 km SW
119m alt.
2 hours ago
-
0
Calm
(0 kph at 217).
8
40 km SE
628m alt.
2 hours ago
23° C
clear
Haze -.
0
Calm
(0 kph at 0).
6 km
Low: overcast
SHIP4122
43 km W
15m alt.
2 hours ago
- km
SHIP4851
43 km W
3m alt.
45 minutes ago
25° C
SHIP4632
43 km W
15m alt.
3 hours ago
- km
SHIP9019
43 km W
3m alt.
2 hours ago
26° C
SHIP3481
43 km W
3m alt.
3 hours ago
31° 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