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

South Twin Sister
Weather Forecast, United States

Issued: 4 am Thu 28 May Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Freeze-thaw conditions (max 11°C on Thu afternoon, min -3°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Freeze-thaw conditions (max 11°C on Tue afternoon, min 0°C on Sun morning). Wind will be generally light.

Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
rain showers
clear
clear
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
rain shwrs
km/h
5
S
10
SW
15
SW
15
WSW
15
WSW
5
WSW
5
WSW
10
WNW
10
NW
5
NNW
5
NNW
5
NNE
5
NE
0
NNE
5
SSE
5
SSE
15
S
20
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
0.4
max °C
10
11
10
2
0
-1
-3
0
0
1
3
4
6
8
9
9
11
11
min °C
9
11
3
0
0
-3
-3
-2
0
0
3
3
5
7
8
8
10
6
9
10
0
-4
-5
-6
-5
-4
-3
-3
1
1
3
7
8
8
9
2
3700
3700
3350
2250
2050
1550
1400
2050
2050
2450
2800
3000
3100
3350
3200
3300
3500
3250
Cloud base (m)
9400
3600
750
2100
2000
650
800
1800
2100
8650
9000
2850
9350
3400
Sea lvl1000m2000m3000m4000m5000m
1011710-2-3-101346899119131510331-12337791313141614202315101166118111511162117212518
Sunrise
5:11
5:11
5:11
5:09
5:09
5:09
Sunset
8:58
8:59
9:00
9:00
9:01
9:02

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South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Mostly dry. Freeze-thaw conditions (max 11°C on Thu afternoon, min -3°C on Fri night). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 11°C on Tue afternoon, min 0°C on Sun 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.
1 hour ago
11° C
Dry
0
Calm
(0 kph at 119).
0
25 km WNW
102m alt.
1 hour ago
13° C
Dry
0
Calm
(0 kph at 91).
3
25 km WSW
198m alt.
1 hour ago
-
0
Calm
(0 kph at 0).
0
26 km NW
125m alt.
1 hour ago
12° C
Dry
Wind obs. (6 kph from 222 degs) was rejected.
28 km NW
152m alt.
3 hours ago
10° C
Dry
0
Calm
(0 kph at 23).
0
30 km WSW
130m alt.
47 minutes ago
12° C
Dry
35 km WNW
19m alt.
1 hour ago
14° C
Dry
0
Calm
(0 kph at 0).
2
35 km WSW
100m alt.
1 hour ago
13° C
Dry
0
Calm
(0 kph at 17).
3
SHIP8182
40 km SW
15m alt.
3 hours ago
- km
SHIP7366
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.