Mountain resort image
– Lat/Long: 47.50° N 121.76° W

Little Si
Weather Forecast, United States

Issued: 3 am Mon 15 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Heavy rain (total 69mm), heaviest during Tue night. Very mild (max 13°C on Mon morning, min 2°C on Tue night). Winds decreasing (strong winds from the WSW on Tue night, light winds from the SSE by Wed night).

Days 4–6 Weather Summary

Moderate rain (total 18mm), heaviest on Thu night giving way to a moderate fall of snow, heaviest on Thu night. Mild temperatures (max 8°C on Thu afternoon, min 1°C on Thu night). Winds decreasing (strong winds from the SW on Thu afternoon, light winds from the WSW by Thu night).

Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
heavy rain
mod rain
rain showers
mod rain
mod rain
heavy rain
light rain
light rain
light rain
light rain
light rain
light snow
light snow
light snow
light snow
light snow
light snow
light snow
heavy rain
mod. rain
rain shwrs
mod. rain
mod. rain
heavy rain
light rain
light rain
light rain
light rain
light rain
light snow
light snow
light snow
light snow
light snow
light snow
light snow
 km/h
30
SW
35
WSW
20
SW
10
SSW
35
SW
50
WSW
35
WSW
25
WSW
10
SSW
15
SE
40
SW
25
WSW
10
SW
20
WSW
20
SW
15
SW
15
WSW
20
SW
 cm 
4
1
2
2
1
2
1
 mm 
16
5
2
9
7
24
2
2
0.6
4
3
7
0.8
4
max°C
13
9
5
8
9
10
3
3
3
5
8
5
2
2
2
2
2
2
min°C
12
6
5
6
9
2
2
3
3
3
6
1
1
1
1
2
2
2
chill°C 
8
2
1
4
5
-4
-4
-2
0
0
1
-1
-2
-3
-4
-2
-2
-3
Freezing level (m
2850
1950
1250
1700
1850
2000
800
900
1000
1100
2200
1150
650
700
700
800
750
800
Cloud base (m)
400
450
550
400
350
350
450
500
450
450
350
350
400
400
450
400
400
400
Sea lvl1000m2000m3000m4000m5000m
1385796333473222222
Sunrise
7:48
7:48
7:48
7:50
7:50
7:50
Sunset
4:15
4:15
4:15
4:16
4:16
4:16

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Little Si Weather (Days 0-3):

The weather forecast for Little Si is: Heavy rain (total 69mm), heaviest during Tue night. Very mild (max 13°C on Mon morning, min 2°C on Tue night). Winds decreasing (strong winds from the WSW on Tue night, light winds from the SSE by Wed night).

Little Si Weather (Days 3-6):

Moderate rain (total 18mm), heaviest on Thu night giving way to a moderate fall of snow, heaviest on Thu night. Mild temperatures (max 8°C on Thu afternoon, min 1°C on Thu night). Winds decreasing (strong winds from the SW on Thu afternoon, light winds from the WSW by Thu night).

This table gives the weather forecast for Little Si at the specific elevation of 480 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Little 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
4 km SSW
251m alt.
1 hour ago
14° C
Dry
Wind obs. (11 kph from 23 degs) was rejected.
31 km SSW
192m alt.
1 hour ago
16° C
Dry
5
Calm
(5 kph at 0).
13
35 km WSW
218m alt.
2 hours ago
11° C
cloudy
Dry and cloudy.
Wind obs. (7 kph from 160 degs) was rejected.
16 km
Low: scattered
Mid: broken
High: overcast
38 km SW
119m alt.
31 minutes ago
-
0
Calm
(0 kph at 127).
0
40 km SE
628m alt.
1 hour ago
4° C
moderate rain
Moderate rain .
0
Calm
(0 kph at 0).
1 km
Mid: scattered
High: broken
Seattl / oeing Airport
43 km WSW
218m alt.
56 minutes ago
11° C
light rain
Light rain .
6
Light winds from the WNW
(6 kph at 290).
5 km
Mid: scattered
High: overcast
43 km WSW
218m alt.
2 hours ago
11° C
light rain
Light rain .
13
Light winds from the SSE
(13 kph at 150).
11 km
Low: scattered
Mid: broken
High: overcast
48 km W
100m alt.
55 minutes ago
2° C
-
5
Calm
(5 kph at 103).
50 km NW
196m alt.
1 hour ago
13° C
Dry
27
Moderate winds from the SE
(27 kph at 136).
47
BUOY-WPOW1
55 km W
3m alt.
39 minutes ago
11° C
33
Fresh winds from the S
(33 kph at 170).

* 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.