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

Mount Si
Weather Forecast, United States

Issued: 10 am Sat 01 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Sat afternoon. Warm (max 22°C on Mon afternoon, min 9°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm (max 30°C on Thu afternoon, min 18°C on Tue night). Wind will be generally light.

Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
rain showers
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
light rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
450
550
700
800
1550
km/h
10
SW
25
WSW
5
WSW
5
W
10
NNW
5
ENE
5
NW
5
NW
5
ESE
5
NW
10
NW
5
E
5
WNW
5
NW
5
E
5
WNW
10
NW
5
E
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
0.5
3
1.5
0.4
0.1
max °C
14
18
13
13
16
14
18
22
19
24
27
22
26
29
24
26
30
25
min °C
14
13
10
10
16
9
14
21
16
19
26
18
21
28
20
23
29
19
 chill °C
14
12
10
10
16
9
14
21
16
19
26
18
21
28
20
23
29
19
Freezing level m
3100
2600
2850
2650
2600
3500
3500
3800
3900
4000
4350
4600
4700
4800
4750
4750
4950
5050
Sea lvl1000m2000m3000m4000m5000m
9107698111516182019202222222321141612121612162218222720242922253022
Sunrise
5:43
5:45
5:46
5:48
5:48
5:50
Sunset
8:40
8:39
8:37
8:37
8:35
8:34

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Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Light rain (total 6mm), mostly falling on Sat afternoon. Warm (max 22°C on Mon afternoon, min 9°C on Sun night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mostly dry. Warm (max 30°C on Thu afternoon, min 18°C on Tue 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
17° C
Dry
5
Calm
(5 kph at 226).
16
32 km SSW
192m alt.
1 hour ago
-
2
Calm
(2 kph at 90).
8
36 km WSW
218m alt.
3 hours ago
20° C
cloudy
Dry and cloudy.
17
Light winds from the S
(17 kph at 190).
16 km
Low: overcast
39 km SW
119m alt.
1 hour ago
-
3
Calm
(3 kph at 184).
6
40 km SE
628m alt.
2 hours ago
10° C
light rain
Light rain .
Wind obs. (7 kph from 1 degs) was rejected.
8 km
Mid: few
High: scattered
SHIP7759
43 km W
15m alt.
3 hours ago
- km
SHIP1025
43 km W
15m alt.
4 hours ago
- km
SHIP4561
43 km W
15m alt.
4 hours ago
- km
SHIP5822
43 km W
3m alt.
4 hours ago
20° C
SHIP7258
43 km W
15m alt.
2 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