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

South Twin Sister
Weather Forecast, United States

Issued: 4 pm Sat 09 May Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Very mild (max 10°C on Tue morning, min 1°C on Sun afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Some drizzle, heaviest during Wed night. Freeze-thaw conditions (max 13°C on Tue afternoon, min -3°C on Thu night). Wind will be generally light.

Sat
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thursday
14
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
rain showers
part cloud
part cloud
part cloud
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
rain shwrs
some clouds
some clouds
some clouds
km/h
10
SW
25
SSW
20
SSW
20
WSW
15
WNW
5
NW
5
SW
10
SSW
10
S
15
SSW
20
SSW
15
SW
10
WSW
15
SW
15
SW
20
WSW
25
W
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1.2
max °C
6
7
3
2
1
3
6
9
10
13
13
11
11
10
5
3
2
min °C
5
4
2
1
1
1
5
7
9
12
12
11
11
7
4
3
-3
2
0
-3
-4
-4
-2
4
7
8
10
10
9
9
4
0
-1
-10
3250
3000
2550
2300
2250
2850
3200
3450
3750
3850
3750
3800
3650
3450
2950
2550
1750
Cloud base (m)
6150
6650
850
2050
850
9500
5850
8400
4500
8300
6300
850
Sea lvl1000m2000m3000m4000m5000m
663212681013131111953-191066551012141718161612873181313151013191520252022241614169
Sunrise
5:33
5:31
5:31
5:28
5:28
Sunset
8:34
8:35
8:36
8:37
8:38
8:39

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South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Mostly dry. Very mild (max 10°C on Tue morning, min 1°C on Sun afternoon). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Some drizzle, heaviest during Wed night. Freeze-thaw conditions (max 13°C on Tue afternoon, min -3°C on Thu night). 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.
43 minutes ago
19° C
Dry
2
Calm
(2 kph at 234).
10
25 km WSW
198m alt.
53 minutes ago
18° C
Dry
0
Calm
(0 kph at 180).
2
26 km NW
125m alt.
2 hours ago
21° C
Dry
3
Calm
(3 kph at 204).
6
27 km WSW
99m alt.
1 hour ago
19° C
Dry
2
Calm
(2 kph at 336).
6
28 km NW
152m alt.
54 minutes ago
19° C
Dry
0
Calm
(0 kph at 143).
0
30 km WSW
130m alt.
59 minutes ago
18° C
Dry
0
Calm
(0 kph at 281).
5
34 km SW
7m alt.
1 hour ago
18° C
Dry
0
Calm
(0 kph at 234).
3
35 km WNW
19m alt.
57 minutes ago
20° C
Dry
0
Calm
(0 kph at 188).
3
35 km WSW
100m alt.
39 minutes ago
18° C
Dry
0
Calm
(0 kph at 267).
3
39 km W
27m alt.
1 hour ago
21° C
Dry
0
Calm
(0 kph at 0).
0

* 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.