Mountain resort image
– Lat/Long: 48.71° N 121.99° W

South Twin Sister
Weather Forecast, United States

Issued: 10 am Wed 17 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Very mild (max 11°C on Thu afternoon, min 3°C on Wed morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Very mild (max 14°C on Mon afternoon, min 5°C on Sat morning). Wind will be generally light.

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
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
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
km/h
20
WNW
20
WNW
10
NNW
5
NNE
0
W
10
S
15
SSW
15
WSW
15
WSW
10
N
0
NNW
15
N
10
NE
5
NNW
5
SE
15
S
15
SSW
10
WSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
max °C
4
6
7
8
11
11
10
11
10
6
8
8
8
10
11
11
14
14
min °C
3
6
7
7
10
11
10
11
7
5
8
7
8
10
11
11
13
13
-2
2
3
6
10
11
8
9
4
2
7
4
6
10
11
10
12
12
3000
3400
3600
3650
3900
4000
3850
3850
3400
3500
3450
3250
3400
3550
3800
3700
4000
4000
Cloud base (m)
7700
2550
2300
9200
2900
9000
8750
7750
Sea lvl1000m2000m3000m4000m5000m
4678111110119688810111114147101011151514151291212121516161918151814182319212416162116192420232721
Sunrise
5:03
5:03
5:03
5:03
5:05
5:05
Sunset
9:13
9:13
9:13
9:14
9:14
9:14

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South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Mostly dry. Very mild (max 11°C on Thu afternoon, min 3°C on Wed morning). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Mostly dry. Very mild (max 14°C on Mon afternoon, min 5°C on Sat morning). Wind will be generally light.

This table gives the weather forecast for South Twin Sister at the specific elevation of 2134 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. 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
22 km WSW
94m alt.
2 hours ago
17° C
Dry
16
Light winds from the W
(16 kph at 264).
21
25 km WSW
198m alt.
1 hour ago
-
0
Calm
(0 kph at 0).
0
26 km NW
125m alt.
2 hours ago
21° C
Dry
11
Light winds from the SW
(11 kph at 219).
14
28 km NW
152m alt.
2 hours ago
21° C
Dry
0
Calm
(0 kph at 27).
11
30 km WSW
130m alt.
44 minutes ago
22° C
Dry
0
Calm
(0 kph at 307).
0
34 km SW
7m alt.
3 hours ago
14° C
Dry
3
Calm
(3 kph at 276).
6
35 km WNW
19m alt.
51 minutes ago
21° C
Dry
3
Calm
(3 kph at 171).
10
38 km S
115m alt.
51 minutes ago
19° C
Dry
5
Calm
(5 kph at 187).
11
39 km W
35m alt.
4 hours ago
16° C
Dry
3
Calm
(3 kph at 209).
11
SHIP2660
40 km SW
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.