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

Mount Si
Weather Forecast, United States

Issued: 10 am Sat 29 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Heavy rain (total 23mm), heaviest during Sat morning. Warm (max 22°C on Mon afternoon, min 10°C on Sat morning). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 27mm), heaviest during Wed night. Warm (max 20°C on Tue afternoon, min 9°C on Wed night). Wind will be generally light.

Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
rain showers
rain showers
cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
light rain
rain showers
light rain
heavy rain
rain showers
rain showers
rain showers
rain shwrs
rain shwrs
rain shwrs
cloudy
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
light rain
rain shwrs
light rain
heavy rain
rain shwrs
rain shwrs
rain shwrs
Cloud base (m)
500
1700
950
700
1750
6350
9050
5650
8500
4600
2050
1450
650
450
400
400
800
1850
km/h
5
WNW
5
WNW
5
SSW
5
WSW
5
NNW
5
NE
0
NW
5
NW
5
SSE
5
WSW
10
WSW
10
SW
10
SW
5
SSW
10
SW
10
SW
5
SSW
5
SE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
21
1.8
0.3
0.1
1
2
15
1.9
5
2
max °C
11
15
13
12
15
14
19
22
17
18
20
16
14
13
12
10
13
11
min °C
10
14
10
10
14
12
14
21
14
15
20
13
13
13
9
9
11
9
 chill °C
9
14
10
10
14
12
14
21
14
15
20
12
12
12
7
8
10
9
Freezing level m
2100
2450
2900
3150
3300
3600
3700
3900
3850
3650
3450
3050
2600
2650
2300
1950
2250
2250
Sea lvl1000m2000m3000m4000m5000m
687691013151513149887476111512111513172216172015141311101210
Sunrise
6:20
6:22
6:22
6:24
6:26
6:26
Sunset
7:52
7:51
7:49
7:46
7:45
7:44

Loading...

Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Heavy rain (total 23mm), heaviest during Sat morning. Warm (max 22°C on Mon afternoon, min 10°C on Sat morning). Wind will be generally light.

Mount Si Weather (Days 3-6):

Heavy rain (total 27mm), heaviest during Wed night. Warm (max 20°C on Tue afternoon, min 9°C on Wed 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
18°C
Dry
2
Calm
(2 kph at 70).
5
32 km SSW
192m alt.
51 minutes ago
-
5
Calm
(5 kph at 306).
18
36 km WSW
218m alt.
2 hours ago
17°C
partially cloudy
Dry and partly cloudy.
6
Light winds from the N
(6 kph at 1).
16 km
Low: few
Mid: scattered
39 km SW
119m alt.
45 minutes ago
-
0
Calm
(0 kph at 198).
0
SHIP8589
43 km W
15m alt.
3 hours ago
- km
SHIP4863
43 km W
15m alt.
3 hours ago
- km
SHIP10698
43 km W
15m alt.
3 hours ago
- km
SHIP4140
43 km W
15m alt.
2 hours ago
- km
SHIP2934
43 km W
3m alt.
3 hours ago
16°C
SHIP4564
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